Yoshikawa Akimasa 吉川顕正

… Alternative Names

YOSHIKAWA Akimasa 吉川顕正

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Researcher Number	70284479
Other IDs
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Affiliation (Current)	2025: 九州大学, 理学研究院, 教授 2025: 九州大学, 時空量子連携研究機構, 教授 2025: 九州大学, 国際宇宙惑星環境研究センター, 教授
Affiliation (based on the past Project Information) *help	2025: 九州大学, 理学研究院, 教授 2021 – 2025: 九州大学, 国際宇宙惑星環境研究センター, 教授 2021 – 2023: 九州大学, 理学研究院, 教授 2016 – 2020: 九州大学, 理学研究院, 准教授 2012 – 2015: 九州大学, 国際宇宙天気科学・教育センター, 講師 … More 2012 – 2014: 九州大学, 学内共同利用施設等, 講師 2010 – 2011: 九州大学, 宙空環境研究センター, 講師 2010: 九州大学, 宙空環境研究センター, 助教 2007 – 2008: 九州大学, 大学院・理学研究院, 助教 2005 – 2006: 九州大学, 大学院理学研究院, 助手 2000 – 2005: 九州大学, 大学院・理学研究院, 助手 1996 – 1999: 九州大学, 理学部, 講師 Less
Review Section/Research Field	Principal Investigator Space and upper atmospheric physics / Basic Section 17010:Space and planetary sciences-related / Space and upper atmospheric physics Except Principal Investigator Space and upper atmospheric physics / Basic Section 17010:Space and planetary sciences-related / Space and upper atmospheric physics / Medium-sized Section 17:Earth and planetary science and related fields / Science and Engineering / Science and Engineering / Meteorology/Physical oceanography/Hydrology
Keywords	Principal Investigator 磁気圏電離圏結合 / アルヴェーン波 / 強磁場弱電離気体系 / オーロラダイナミクス / 能動的電離圏 / 電離圏能動プロセス / 磁気圏ダイナミクス / Hall分極効果 / 太陽風－磁気圏－電離圏結合シミュレータ / 電離圏の能動的役割 … More / 電離圏能動的効果 / 電離圏分極効果 / MHDシミュレータ / オーロラ過程 / Cowlingチャン / Alfven波 / Hall分極場 / Cowlingチャンネル / 全球ポテンシャル / ダイナモ / 地上磁場多点観測 / 地上磁場変動 / 電離層電流 / 過渡応答 / 分極電場 / 非一様性 / Hall効果 / 3次元電流系 / Cowling効果 / ジェット電流 / Sq / 多段階ホール効果 / 発散ホール電流 / ホール効果 / 磁気音波 / 磁気圏-電離圏結合 / 電離層誘導効果 / 固有周期変動 / ホール電流 / UCF波動 / 磁気圏―電離圏結合 … More Except Principal Investigator 極域擾乱 / 宇宙天気 / 太陽風変動 / 環太平洋地磁気ネットワーク観測 / 赤道域ネットワーク / equatorial network / transfer process / polar disturbances / solar wind changes / 宙空環境変動 / 国際共同観測 / 電離圏 / CPMN / international collaboration / 210 MM network / 赤道域 / 赤道域観測網 / 210度観測網 / 侵入・輸送過程 / CAWSES / IHY / 物質・流入過程 / 地球科学 / 宇宙科学 / オーロラ / プラズマバブル / GPS / magnetospheric response / グローバル / 水星の放射線の危険性 / 水星表面探査ミッション / 水星の環電流の生成の可能性 / 水星の磁気圏における捕捉された粒子 / 地上ネットワーク観測 / 夜間大気光 / 緯度間結合 / 超高層大気 / 極域-赤道域結合 / 磁気圏-電離圏結合 / 電離圏全球電場・電流形成 / Cowling効果の全球的発現 / 電離圏分極効果 / 電離圏電流パターン / 電離圏電場構造 / 電離圏伝導度非一様性 / 電離圏Hall分極効果 / 電離圏電流 / 電離圏電場 / Pedersen電動度 / Hall電動度 / 分極場 / 磁気圏電離圏結合 / 地上観測ネットワーク / 宇宙天気予報 / ジオスペース / イオノグラム / GPSシンチレーション / 機械学習/強化学習 / 電離圏観測 / 誘導磁力計 / 地上磁場 / 磁場変動 / SPE / フレア / 太陽活動 / シューマン共鳴 / 変動予測 / 予測 / 電離圏擾乱 / 宇宙天気現象 / 地磁気誘導電流 / 電離圏変動 / 宇宙放射線 / 地球電磁気圏 / geo space environmental changes / space weather / Data acquisition system / Real time / Circum-pan Pacific Magnetometer Network / Space Environment Research / Equatorial Magnetometer Network / Polar disturbances / Space weather / フラッシュメモリーカード / 半自動観測記録システム / フラッシュメモリカード / GPS衛星信号受信 / 無停電電源 / 全地球的規模の観測 / 観測記録システムの開発 / 自動観測記録システム / リアルタイム / 磁気圏応答 / global behavior / エネルギー侵入・伝播過程 / 総合データ解析 / 極冠域 / 大規模電磁場擾乱 / global observations / magnetic equator / 国際共同 / グローバル観測 / 磁気赤道域 / 地球電磁気 / 宇宙空間 / 超高層物理学 / 内部磁気圏 / 放射線帯 / シミュレーション / サブストーム / 磁気嵐 / 磁気圏 / 高速ケルビン波 / 赤道ケルビン波 / Sq電流 / 成層圏突然昇温 / 大気潮汐波 / Sq / 赤道エレクトロジェット / 電離圏電流変動 / 中性大気変動 / ISWI/CAWSES / IHY/CAWSES / 放射線 / 共同観測調査 / 磁気異常帯 / 南大西洋域 / 調査研究の集会 / 影響評価 / 地球環境 / 高エネルギー粒子 / 地球磁場減少 / 超高層現象 / 南大西洋域磁気異常 Less

Advancing Comparative Planetary Science Through Numerical Modeling of Mercury's Near-Space Environment
- Principal Investigator
  
  GIRGIS KIROLOSSE
- Project Period (FY)
  2025 – 2029
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 17010:Space and planetary sciences-related
- Research Institution
  Kyushu University
International joint research of geospace variability by combining multi-point ground and satellite observations and modeling
- Principal Investigator
  
  塩川和夫
- Project Period (FY)
  2022 – 2028
- Research Category
  
  Fund for the Promotion of Joint International Research (International Leading Research )
- Review Section
  
  Science and Engineering
- Research Institution
  Nagoya University
オーロラ嵐時の電離圏全球電場構造・電流クロージャー形成の解明
- Principal Investigator
  
  中溝葵
- Project Period (FY)
  2022 – 2025
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 17010:Space and planetary sciences-related
- Research Institution
  National Institute of Information and Communications Technology
自律型電離圏観測による赤道ジェット電流-プラズマバブル発生/抑制モデルの実証
- Principal Investigator
  
  藤本晶子
- Project Period (FY)
  2021 – 2025
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 17010:Space and planetary sciences-related
- Research Institution
  Kyushu Institute of Technology
Study of latitudinal coupling of upper atmospheric variations based on multi-point ground network observations
- Principal Investigator
  
  塩川和夫
- Project Period (FY)
  2021 – 2025
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Review Section
  
  Medium-sized Section 17:Earth and planetary science and related fields
- Research Institution
  Nagoya University
Exploring the Magnetosphere-Ionosphere coupling process: emergence of magnetospheric dynamicsPrincipal Investigator
- Principal Investigator
  
  Yoshikawa Akimasa
- Project Period (FY)
  2020 – 2022
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 17010:Space and planetary sciences-related
- Research Institution
  Kyushu University
Schumann Resonance for monitoring of ionosphere
- Principal Investigator
  
  Ikeda Akihiro
- Project Period (FY)
  2019 – 2022
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 17010:Space and planetary sciences-related
- Research Institution
  Kagoshima National College of Technology
Understanding and prediction of geospace dynamics
- Principal Investigator
  
  Miyoshi Yoshizumi
- Project Period (FY)
  2015 – 2019
- Research Category
  
  Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area)
- Review Section
  
  Science and Engineering
- Research Institution
  Nagoya University
Dynamics of Earth's radiation belt on the basis of MHD-particle coupled simulation
- Principal Investigator
  
  EBIHARA Yusuke
- Project Period (FY)
  2012 – 2014
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Space and upper atmospheric physics
- Research Institution
  Kyoto University
Studies of atmosphere and ionosphere coupling using a general circulation model and global geomagnetic observation data
- Principal Investigator
  
  MIYAHARA Saburo
- Project Period (FY)
  2011 – 2013
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Meteorology/Physical oceanography/Hydrology
- Research Institution
  Kyushu University
Study on the Couplings of Heliosphere-Magnetosphere-Ionosphere-Atmosphere by Global Sq Current Observation
- Principal Investigator
  
  YUMOTO Kiyohumi
- Project Period (FY)
  2010 – 2012
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Space and upper atmospheric physics
- Research Institution
  Kyushu University
Studies on Cowling channel usingglobal Magnetosphere-Ionosphere coupling simulatorPrincipal Investigator
- Principal Investigator
  
  YOSHIKAWA Aimasa
- Project Period (FY)
  2010 – 2012
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Space and upper atmospheric physics
- Research Institution
  Kyushu University
Study on Energy and Momentum Transfer from the Solar Wind into the Geospace using Circum-pan Pacific Network Observations
- Principal Investigator
  
  YUMOTO Kiyohumi
- Project Period (FY)
  2006 – 2008
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Space and upper atmospheric physics
- Research Institution
  Kyushu University
沿磁力線電流、Sqダイナモ効果を繰り込りだ電離層電流の全球過渡応答モデルの開発Principal Investigator
- Principal Investigator
  
  吉川顕正
- Project Period (FY)
  2003 – 2005
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Space and upper atmospheric physics
- Research Institution
  Kyushu University
Study on Geospace Environment Change by Energy and Momentum Transfer from the Solar Wind into the Equatorial Ionosphere
- Principal Investigator
  
  YUMOTO Kiyohumi
- Project Period (FY)
  2003 – 2005
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Space and upper atmospheric physics
- Research Institution
  KYUSHU UNIVERSITY
Development of Data Acquisition System for Space Weather Study
- Principal Investigator
  
  YUMOTO Kiyohumi
- Project Period (FY)
  2001 – 2003
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Space and upper atmospheric physics
- Research Institution
  Kyushu University
Solar Wind Energy Transfer into Magneto-Ionos-Atmosphere
- Principal Investigator
  
  YUMOTO Kiyohumi
- Project Period (FY)
  2000 – 2002
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Space and upper atmospheric physics
- Research Institution
  KYUSHU UNIVERSITY
磁気圏―電離圏―中性大気層―固体地球電磁結合系での地磁気脈動Principal Investigator
- Principal Investigator
  
  吉川顕正
- Project Period (FY)
  1998 – 1999
- Research Category
  
  Grant-in-Aid for Encouragement of Young Scientists (A)
- Research Field
  
  Space and upper atmospheric physics
- Research Institution
  Kyushu University
Global Penetration and Propagation Processes of Electromagnetic Disturbances from the Polar to the Equatorial Ionosphere
- Principal Investigator
  
  YUMOTO Kiyohumi
- Project Period (FY)
  1998 – 2001
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Space and upper atmospheric physics
- Research Institution
  KYUSHU UNIVERSITY
南大西洋域磁気異常帯での超高層現象の研究
- Principal Investigator
  
  YUMOTO Kiyohumi
- Project Period (FY)
  1997 – 1999
- Research Category
  
  Grant-in-Aid for Exploratory Research
- Research Field
  
  Space and upper atmospheric physics
- Research Institution
  Kyushu University
Solar Wind Energy Transfer into the Equatorial Ionosphere
- Principal Investigator
  
  YUMOTO Kiyohumi
- Project Period (FY)
  1996 – 1997
- Research Category
  
  Grant-in-Aid for international Scientific Research
- Research Field
  
  Space and upper atmospheric physics
- Research Institution
  KYUSHU UNIVERSITY

[Journal Article] A penalized motion detection model for extracting ionospheric echoes from low signal-to-noise ratio Ionogram video images2024
- Author(s)
  Hiroshige, Y., Fujimoto, A., Ikeda, A., Abe, S., Yoshikawa, A.
- Journal Title
  
  Proceedings of International Conference on Artificial Life and Robotics
  
  Volume: － Pages: 1025-1031
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-21K03646
[Journal Article] A penalized motion detection model for extracting ionospheric echoes from low signal-to-noise ratio Ionogram video images2024
- Author(s)
  Hiroshige, Y., Fujimoto, A., Ikeda, A., Abe, S., Yoshikawa, A.
- Journal Title
  
  Proceedings of International Conference on Artificial Life and Robotics
  
  Volume: - Pages: 1025-1031
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21H04518
[Journal Article] Automatic detection of auroral Pc5 geomagnetic pulsation using machine learning approach guided with discrete wavelet transform2023
- Author(s)
  Stephen Omondi, Akimasa Yoshikawa, Waheed K. Zahra, Ibrahim Fathy, Ayman Mahrous
- Journal Title
  
  Advances in Space Research
  
  Volume: 72 Issue: 3 Pages: 866-883
- DOI
  10.1016/j.asr.2022.06.063
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K21345, KAKENHI-PROJECT-21H04518
[Journal Article] Simulation of dawn-to-dusk electric field in the Jovian inner magnetosphere via Region 2-like field-aligned current2023
- Author(s)
  Nakamura, Y., Terada, K., Tao, C., Terada, N., Kasaba, Y., Leblanc, F., Yoshikawa A., et al.
- Journal Title
  
  Journal of Geophysical Research
  
  Volume: 128 Issue: 6
- DOI
  10.1029/2022ja031248
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K21345, KAKENHI-PROJECT-20KK0074, KAKENHI-PROJECT-22K03707, KAKENHI-PROJECT-22KJ0280, KAKENHI-PROJECT-20H01961, KAKENHI-PROJECT-21H04518
[Journal Article] 太陽フレア発生時のシューマン共鳴の特性2023
- Author(s)
  池田昭大, 魚住禎司, 吉川顕正, 藤本晶子, 阿部修司
- Journal Title
  
  大気電気学会誌
  
  Volume: Vol. 17, No. 1 Pages: 40-41
- Data Source
  KAKENHI-PROJECT-19K03956
[Journal Article] Examining Solar Flare Effects on Earth's Ionosphere Using Ground-Based Measurements2023
- Author(s)
  Abdul Hamid Nurul Shazana、Raja Halim Raja Adibah、Sarudin Idahwati、Yoshikawa Akimasa、Fujimoto Akiko
- Journal Title
  
  Sains Malaysiana
  
  Volume: 52(8) Issue: 8 Pages: 2309-2322
- DOI
  10.17576/jsm-2023-5208-11
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K03646, KAKENHI-PROJECT-21H04518
[Journal Article] Latitudinal dependence of Pc3-4 amplitudes across the dip equator along the 210? Magnetic Meridian2023
- Author(s)
  Takla E. M.、Maryanto Sukir、Yoshikawa Akimasa、Uozumi Teiji
- Journal Title
  
  Annals of Geophysics
  
  Volume: 66 Issue: 3-4 Pages: GM323-GM323
- DOI
  10.4401/ag-8979
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K03707, KAKENHI-PROJECT-20H01961
[Journal Article] Geomagnetic storm effects on the LEO proton flux during solar energetic particle events2023
- Author(s)
  Girgis, K. M., Hada, T., Yoshikawa, A., Matsukiyo, S., Pierrard, V., and Samwel, S. W.
- Journal Title
  
  Space Weather
  
  Volume: 21 Issue: 12
- DOI
  10.1029/2023sw003664
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K21345, KAKENHI-PROJECT-21H04518, KAKENHI-PROJECT-23K22558
[Journal Article] Radiation Analysis of LEO Mission in the South Atlantic Anomaly During Geomagnetic Storm2023
- Author(s)
  K. M. Girgis, T. Hada, S. Matsukiyo and A. Yoshikawa
- Journal Title
  
  IEEE Journal of Radio Frequency Identification
  
  Volume: 6 Pages: 292-298
- DOI
  10.1109/jrfid.2022.3163441
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K21345, KAKENHI-PROJECT-21H04518
[Journal Article] Effect of Meteoric Ions on Ionospheric Conductance at Jupiter2022
- Author(s)
  Nakamura Yuki、Terada Koichiro、Tao Chihiro、Terada Naoki、Kasaba Yasumasa、Leblanc Fran?ois、Kita Hajime、Nakamizo Aoi、Yoshikawa Akimasa、Ohtani Shinichi、Tsuchiya Fuminori、Kagitani Masato、Sakanoi Takeshi、Murakami Go、Yoshioka Kazuo、Kimura Tomoki、Yamazaki Atsushi、Yoshikawa Ichiro
- Journal Title
  
  Journal of Geophysical Research: Space Physics
  
  Volume: 127 Issue: 3
- DOI
  10.1029/2022ja030312
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20KK0074, KAKENHI-PROJECT-19H01948, KAKENHI-PLANNED-18H05439, KAKENHI-PROJECT-21H04518, KAKENHI-PROJECT-20H01961
[Journal Article] Using principal component analysis of satellite and ground magnetic data to model the equatorial electrojet and derive its tidal composition2022
- Author(s)
  Soares, G.,Y. Yamazaki, A. Morschhauser et al.
- Journal Title
  
  Journal of Geophysical Research
  
  Volume: 127 Issue: 9
- DOI
  10.1029/2022ja030691
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21H04518, KAKENHI-PROJECT-20H01961
[Journal Article] Extreme enhancements of electron temperature in low latitude topside ionosphere during the October 2016 storm2022
- Author(s)
  Zhang,R.,L. Liu, H. Ma, et al.
- Journal Title
  
  Journal of Geophysical Research
  
  Volume: 127 Issue: 3
- DOI
  10.1029/2022ja030278
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21H04518, KAKENHI-PROJECT-20H01961
[Journal Article] Correlations between Earthquake Properties and Characteristics of Possible ULF Geomagnetic Precursor over Multiple Earthquakes2021
- Author(s)
  Yusof Khairul Adib、Abdullah Mardina、Hamid Nurul Shazana Abdul、Ahadi Suaidi、Yoshikawa Akimasa
- Journal Title
  
  Universe
  
  Volume: 7 Issue: 1 Pages: 20-20
- DOI
  10.3390/universe7010020
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Journal Article] Seasonal variation of inter-hemispheric field-aligned currents deduced from time-series analysis of the equatorial geomagnetic field data during solar cycle 23?242021
- Author(s)
  Ranasinghe Manjula、Fujimoto Akiko、Yoshikawa Akimasa、Jayaratne Chandana
- Journal Title
  
  Earth, Planets and Space
  
  Volume: 73 Issue: 1
- DOI
  10.1186/s40623-021-01481-6
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Journal Article] Defining different type of CEJ currents based on ground-based geomagnetic data record at Langkawi station, Malaysia2021
- Author(s)
  Rosli N I M、Hamid N S A、Abdullah M、Yoshikawa A
- Journal Title
  
  Journal of Physics: Conference Series
  
  Volume: 1768 Issue: 1 Pages: 012005-012005
- DOI
  10.1088/1742-6596/1768/1/012005
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Journal Article] Installation and preliminary data analysis of Penang magnetic data Acquisition system (MAGDAS) in Malaysia2021
- Author(s)
  Zakaria N.A.、Yusoff S.H.M.、Rizal N.A.M.、Hamid N.S.A.、Hashim M.H.、Mohd Radzi Z.、Jusoh M.H.、Yoshikawa A.、Uozumi T.、Abe S.
- Journal Title
  
  Advances in Space Research
  
  Volume: 67 Issue: 7 Pages: 2199-2206
- DOI
  10.1016/j.asr.2021.01.009
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Journal Article] Effect of Strong Solar Flare Events on the Geomagnetic Equatorial Region During Solar Cycle-242021
- Author(s)
  Shah Raja Adibah Raja Halim、Abdul Hamid Nuurl Shazana、Yoshikawa Akimasa
- Journal Title
  
  2021 7th International Conference on Space Science and Communication (IconSpace), Selangor, Malaysia
  
  Volume: - Pages: 298-302
- DOI
  10.1109/iconspace53224.2021.9768767
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Journal Article] PSTEP: project for solar?terrestrial environment prediction2021
- Author(s)
  Kusano Kanya、Ichimoto Kiyoshi、Ishii Mamoru、Miyoshi Yoshizumi、Yoden Shigeo、Akiyoshi Hideharu、Asai Ayumi、Ebihara Yusuke、Fujiwara Hitoshi、Goto Tada-Nori、Hanaoka Yoichiro、Hayakawa Hisashi、Hosokawa Keisuke、Hotta Hideyuki、Hozumi Kornyanat、Imada Shinsuke、Iwai Kazumasa、et al
- Journal Title
  
  Earth, Planets and Space
  
  Volume: 73 Issue: 1 Pages: 159-159
- DOI
  10.1186/s40623-021-01486-1
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K22028, KAKENHI-PROJECT-21H04497, KAKENHI-PROJECT-20K04033, KAKENHI-PROJECT-20K20943, KAKENHI-PROJECT-20K14510, KAKENHI-PROJECT-21H04492, KAKENHI-PROJECT-21H04517, KAKENHI-PROJECT-20H01961
[Journal Article] Comparison of EEJ Longitudinal Variation from Satellite and Ground Measurements over Different Solar Activity Levels2021
- Author(s)
  Ismail Wan Nur Izzaty、Hamid Nurul Shazana Abdul、Abdullah Mardina、Yoshikawa Akimasa、Uozumi Teiji、Radzi Zahira Mohd
- Journal Title
  
  Universe
  
  Volume: 7 Issue: 2 Pages: 23-23
- DOI
  10.3390/universe7020023
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Journal Article] A statistical analysis of the relationship between Pc4 and Pc5 ULF waves, solar winds and geomagnetic storms for predicting earthquake precursor signatures in low latitude regions2021
- Author(s)
  Syed Zafar S N A、Umar Roslan、Sabri N H、Jusoh M H、Yoshikawa A、Abe S、Uozumi T
- Journal Title
  
  IOP Conference Series: Earth and Environmental Science
  
  Volume: 880 Issue: 1 Pages: 012010-012010
- DOI
  10.1088/1755-1315/880/1/012010
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Journal Article] Earth’s geomagnetic response to solar wind changes associated with solar events at low latitude regions at the TRE MAGDAS Station2021
- Author(s)
  Umar R、Zafar S N A Syed、Sabri N H、Jusoh M H、Yoshikawa A、Abe S、Uozumi T
- Journal Title
  
  IOP Conference Series: Earth and Environmental Science
  
  Volume: 880 Issue: 1 Pages: 012009-012009
- DOI
  10.1088/1755-1315/880/1/012009
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Journal Article] Possibility of robust detrended fluctuation analysis as a method for identifying fractal properties of geomagnetic time series2021
- Author(s)
  Rifqi F N、Hamid N S A、Yoshikawa A
- Journal Title
  
  Journal of Physics: Conference Series
  
  Volume: 1768 Issue: 1 Pages: 012004-012004
- DOI
  10.1088/1742-6596/1768/1/012004
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Journal Article] Empirical Modeling of Ionospheric Current Using Empirical Orthogonal Function Analysis and Artificial Neural Network2021
- Author(s)
  Owolabi Charles、Ruan Haibing、Yamazaki Yosuke、Li Jinfeng、Zhong Jiahao、Eyelade A. V.、Priyadarshi Shishir、Yoshikawa Akimasa
- Journal Title
  
  Space Weather
  
  Volume: 19 Issue: 11
- DOI
  10.1029/2021sw002831
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Journal Article] Effects of solar activity on ionospheric current system in the Southeast Asia region2021
- Author(s)
  Hamid N. S. A.、Rosli N. I. M.、Ismail W. N. I.、Yoshikawa A.
- Journal Title
  
  Indian Journal of Physics
  
  Volume: 95 Issue: 4 Pages: 543-550
- DOI
  10.1007/s12648-020-01734-2
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Journal Article] Observation on Geomagnetic Field from MAGDAS (PEN) and INTERMAGNET (DAL) Stations in Equatorial Region2021
- Author(s)
  Selvakone S.、Md Yusoff S. H.、Mohamad Rizal N. A.、Zakaria N. A.、Yoshikawa A.、Uozumi T.、Abe S.
- Journal Title
  
  2021 7th International Conference on Space Science and Communication (IconSpace), Selangor, Malaysia
  
  Volume: - Pages: 16-21
- DOI
  10.1109/iconspace53224.2021.9768740
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Journal Article] Preliminary Assessment of Seasonal Variations of Geomagnetic H Component at Langkawi in Malaysia During Solar Minimum of Cycle 242021
- Author(s)
  Hashim M. H、Jusoh M. H、Hamid N. S. A、Burhanudin K.、Radzi Z. M、Yoshikawa A.、Abd Latiff Z. I.
- Journal Title
  
  2021 7th International Conference on Space Science and Communication (IconSpace), Selangor, Malaysia
  
  Volume: - Pages: 118-122
- DOI
  10.1109/iconspace53224.2021.9768693
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Journal Article] Identification of Fractal Properties in Geomagnetic Data of Southeast Asian Region during Various Solar Activity Levels2021
- Author(s)
  Rifqi Farhan Naufal、Hamid Nurul Shazana Abdul、Rabiu A. Babatunde、Yoshikawa Akimasa
- Journal Title
  
  Universe
  
  Volume: 7 Issue: 7 Pages: 248-248
- DOI
  10.3390/universe7070248
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Journal Article] The Multi-Optimized Parameter Technique for Near Online Automatic Determination of Geomagnetic Sudden Commencement Arrival Time2021
- Author(s)
  Elgiddawy Sarah A.、Hafez Ali G.、Lethy Ahmed、Saad Omar M.、Khalaf Ashraf A. M.、Yoshikawa Akimasa、Hamed Hesham F. A.
- Journal Title
  
  Arabian Journal for Science and Engineering
  
  Volume: 46 Issue: 2 Pages: 901-908
- DOI
  10.1007/s13369-020-04773-3
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Journal Article] Effects of solar flares and coronal mass ejections on Earth’s horizontal magnetic field and solar wind parameters during the minimum solar cycle 242021
- Author(s)
  Syed?Zafar S N A、Umar R、Sabri N H、Jusoh M H、Dagang A N、Yoshikawa A
- Journal Title
  
  Monthly Notices of the Royal Astronomical Society
  
  Volume: 504 Issue: 3 Pages: 3812-3822
- DOI
  10.1093/mnras/stab1161
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Journal Article] The Ionosphere at Middle and Low Latitudes Under Geomagnetic Quiet Time of December 20192021
- Author(s)
  Kuai Jiawei、Li Qiaoling、Zhong Jiahao、Zhou Xu、Liu Libo、Yoshikawa Akimasa、Hu Lianhuan、Xie Haiyong、Huang Chaoyan、Yu Xumin、Wan Xin、Cui Jun
- Journal Title
  
  Journal of Geophysical Research: Space Physics
  
  Volume: 126 Issue: 6
- DOI
  10.1029/2020ja028964
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Journal Article] Preliminary Analysis of the Geomagnetically Induced Current at the Malaysian Power Network2021
- Author(s)
  Burhanudin Kharismi、Jusoh Mohamad Huzaimy、Farid Abidin Ahmad、Hidayat Muhamad Nabil、Helmy Hashim Mohd、Abd Latiff Zatul Iffah、Yoshikawa Akimasa
- Journal Title
  
  2021 7th International Conference on Space Science and Communication (IconSpace), Selangor, Malaysia
  
  Volume: - Pages: 22-26
- DOI
  10.1109/iconspace53224.2021.9768744
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Journal Article] Integrating Pre-Earthquake Signatures From Different Precursor Tools2021
- Author(s)
  Ghamry Essam、Mohamed Emad K.、Abdalzaher Mohamed S.、Elwekeil Mohamed、Marchetti Dedalo、De Santis Angelo、Hegy Mostafa、Yoshikawa Akimasa、Fathy Adel
- Journal Title
  
  IEEE Access
  
  Volume: 9 Pages: 33268-33283
- DOI
  10.1109/access.2021.3060348
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Journal Article] Formation of a 3‐D Oscillatory Current System Associated With Global High‐Correlation Pi 2 Event: A Case Study2020
- Author(s)
  Uozumi T.、Yoshikawa A.、Ohtani S.
- Journal Title
  
  Journal of Geophysical Research: Space Physics
  
  Volume: 125 Issue: 1
- DOI
  10.1029/2019ja026988
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-15H05815
[Journal Article] Modeling Geomagnetically Induced Currents in Australian Power Networks Using Different Conductivity Models2019
- Author(s)
  Marshall R. A.、Wang L.、Paskos G. A.、Olivares‐Pulido G.、Van Der Walt T.、Ong C.、Mikkelsen D.、Hesse G.、McMahon B.、Van Wyk E.、Ivanovich G.、Spoor D.、Taylor C.、Yoshikawa A.
- Journal Title
  
  Space Weather
  
  Volume: 17 Issue: 5 Pages: 727-756
- DOI
  10.1029/2018sw002047
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-15H05815
[Journal Article] Three Different Episodes of Prompt Equatorial Electric Field Perturbations Under Steady Southward IMF Bz During St. Patrick's Day Storm2019
- Author(s)
  Tulasi Ram S.、Nilam B.、Balan N.、Zhang Q.、Shiokawa K.、Chakrabarty D.、Xing Z.、Venkatesh K.、Veenadhari B.、Yoshikawa A.
- Journal Title
  
  Journal of Geophysical Research: Space Physics
  
  Volume: 124 Issue: 12 Pages: 10428-10443
- DOI
  10.1029/2019ja027069
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-15H05815, KAKENHI-PROJECT-16H06286
[Journal Article] 太陽フレア・SPEに対するシューマン共鳴の応答2019
- Author(s)
  池田昭大, 魚住禎司, 吉川顕正, 藤本晶子, 阿部修司
- Journal Title
  
  大気電気学会誌
  
  Volume: Vol.13 Pages: 168-169
- Data Source
  KAKENHI-PROJECT-19K03956
[Journal Article] Response of the Ionosphere-Plasmasphere Coupling to the September 2017 Storm: What Erodes the Plasmasphere so Severely?2019
- Author(s)
  Obana, Y., N. Maruyama, A. Shinbori, K. K. Hashimoto, M. Fedrizzi, M. Nose, Y. Otsuka, N. Nishitani, T. Hori, A. Kumamoto, F. Tsuchiya, S. Matsuda, A. Matsuoka, Y. Kasahara, A. Yoshikawa, Y. Miyoshi, and I. Shinohara
- Journal Title
  
  Space Weather
  
  Volume: 印刷中 Issue: 6 Pages: 1-1
- DOI
  10.1029/2019sw002168
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18KK0099, KAKENHI-PROJECT-16H04057, KAKENHI-PROJECT-19K03949, KAKENHI-PROJECT-17K18804, KAKENHI-PLANNED-15H05815, KAKENHI-PROJECT-16H06286, KAKENHI-PUBLICLY-18H04441
[Journal Article] Deformation of Ionospheric Potential Pattern by Ionospheric Hall Polarization2019
- Author(s)
  Nakamizo Aoi、Yoshikawa Akimasa
- Journal Title
  
  Journal of Geophysical Research: Space Physics
  
  Volume: 124 Issue: 9 Pages: 7553-7580
- DOI
  10.1029/2018ja026013
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-15H05815
[Journal Article] Investigation on the Variability of the Geomagnetic Daily Current During Sudden Stratospheric Warmings2019
- Author(s)
  Owolabi Charles、Lei Jiuhou、Bolaji O. S.、Jimoh Oluwaseyi、Ruan Haibing、Li Na、Niu Xiaojuan、Yoshikawa Akimasa
- Journal Title
  
  Journal of Geophysical Research: Space Physics
  
  Volume: 124 Issue: 7 Pages: 6156-6172
- DOI
  10.1029/2019ja026667
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-15H05815
[Journal Article] Response of Ionospheric Profile Parameters to Equatorial Electrojet Over Peruvian Station2019
- Author(s)
  Bello S. A.、Abdullah M.、Hamid N. S. A.、Reinisch B. W.、Yoshikawa A.、Fujimoto A.
- Journal Title
  
  Earth and Space Science
  
  Volume: 6 Issue: 4 Pages: 617-628
- DOI
  10.1029/2018ea000537
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-15H05815
[Journal Article] Application of solar quiet (Sq) current in determining mantle conductivity-depth structure in Malaysia2019
- Author(s)
  Abidin Zamri Zainal、Jusoh M.H.、Abbas M.、Yoshikawa A.
- Journal Title
  
  Journal of Atmospheric and Solar-Terrestrial Physics
  
  Volume: 192 Pages: 104776-104776
- DOI
  10.1016/j.jastp.2018.01.019
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-15H05815
[Journal Article] Features of the inter-hemispheric field-aligned current system over Malaysia ionosphere2019
- Author(s)
  Abidin Zamri Zainal、Jusoh M.H.、Abbas M.、Bolaji O.S.、Yoshikawa A.
- Journal Title
  
  Journal of Atmospheric and Solar-Terrestrial Physics
  
  Volume: 192 Pages: 104769-104769
- DOI
  10.1016/j.jastp.2018.01.012
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-15H05815
[Journal Article] New Diagnosis for Energy Flow From Solar Wind to Ionosphere During Substorm: Global MHD Simulation2019
- Author(s)
  Ebihara Y.、Tanaka T.、Kamiyoshikawa N.
- Journal Title
  
  Journal of Geophysical Research: Space Physics
  
  Volume: 124 Issue: 1 Pages: 360-378
- DOI
  10.1029/2018ja026177
- NAID
  120006579424
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-15H03732, KAKENHI-PLANNED-15H05815
[Journal Article] Statistical study of selective oxygen increase in high‐energy ring current ions during magnetic storms2019
- Author(s)
  Mitani, K., K. Seki, K. Keika, M. Gkioulidou, L. J. Lanzerotti, D. G. Mitchell, C. A. Kletzing, A. Yoshikawa, and Y. Obana
- Journal Title
  
  J. Geophys. Res.
  
  Volume: 124 Issue: 5 Pages: 3193-3209
- DOI
  10.1029/2018ja026168
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H02229, KAKENHI-PLANNED-15H05815, KAKENHI-PROJECT-17K14400, KAKENHI-PROJECT-16H06286
[Journal Article] Features of horizontal magnetic field intensity over northern island of Malaysia2019
- Author(s)
  Abbas M、Abidin Zamri Zainal、Jusoh M H、Bolaji O S、Yoshikawa A
- Journal Title
  
  Indian Journal of Physics
  
  Volume: 93 Issue: 10 Pages: 1247-1257
- DOI
  10.1007/s12648-019-01388-9
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-15H05815
[Journal Article] Pemerhatian Arus Ionosfera semasa Suar Suria Kuat Menggunakan Data Magnetometer Dasar2018
- Author(s)
  N.M.N. Annadurai、N.S.A. Hamid、A. Yoshikawa
- Journal Title
  
  Sains Malaysiana
  
  Volume: 47 Issue: 3 Pages: 595-601
- DOI
  10.17576/jsm-2018-4703-21
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-15H05815
[Journal Article] Global distribution of ULF waves during magnetic storms: Comparison of Arase, ground observations and BATSRUS+CRCM simulation2018
- Author(s)
  Takahashi, N., K. Seki, M. Teramoto, M-C Fok, Y. Zheng, A. Matsuoka, N. Higashio, K. Shiokawa, D. Baishev, A. Yoshikawa, and T. Nagatsuma
- Journal Title
  
  Geophys. Res. Lett.
  
  Volume: 45 Issue: 18 Pages: 9390-9397
- DOI
  10.1029/2018gl078857
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H02229, KAKENHI-PROJECT-16H06286, KAKENHI-PLANNED-15H05815
[Journal Article] Generation of Electron Acoustic Waves in the Topside Ionosphere From Coupling With Kinetic Alfven Waves: A New Electron Energization Mechanism2018
- Author(s)
  Shi Run、Ni Binbin、Summers Danny、Liu Huixin、Yoshikawa Akimasa、Zhang Beichen
- Journal Title
  
  Geophysical Research Letters
  
  Volume: 45 Issue: 11 Pages: 5299-5304
- DOI
  10.1029/2018gl077898
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-15H05815
[Journal Article] Investigation of Unusual Solar Flare Effect on the Global Ionospheric Current System2018
- Author(s)
  Annadurai N. M. N.、Hamid N. S. A.、Yamazaki Y.、Yoshikawa A.
- Journal Title
  
  Journal of Geophysical Research: Space Physics
  
  Volume: 123 Issue: 10 Pages: 8599-8609
- DOI
  10.1029/2018ja025601
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-15H05815
[Journal Article] Anomalous ultra low frequency signals possibly linked with seismic activities in Sumatra, Indonesia2018
- Author(s)
  Takla E.M.、Khashaba A.、Abdel Zaher M.、Yoshikawa A.、Uozumi T.
- Journal Title
  
  NRIAG Journal of Astronomy and Geophysics
  
  Volume: 7 Issue: 2 Pages: 247-252
- DOI
  10.1016/j.nrjag.2018.04.004
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-15H05815
[Journal Article] Theory, modeling, and integrated studies in the Arase (ERG) project2018
- Author(s)
  Seki Kanako、Miyoshi Yoshizumi、Ebihara Yusuke、Katoh Yuto、Amano Takanobu、Saito Shinji、Shoji Masafumi、Nakamizo Aoi、Keika Kunihiro、Hori Tomoaki、Nakano Shin’ya、Watanabe Shigeto、Kamiya Kei、Takahashi Naoko、Omura Yoshiharu、Nose Masahito、Fok Mei-Ching、Tanaka Takashi、Ieda Akimasa、Yoshikawa Akimasa
- Journal Title
  
  Earth, Planets and Space
  
  Volume: 70 Issue: 1 Pages: 17-17
- DOI
  10.1186/s40623-018-0785-9
- NAID
  120006517789
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-16H01170, KAKENHI-PROJECT-16H02229, KAKENHI-PROJECT-15H03730, KAKENHI-PROJECT-15H03732, KAKENHI-PROJECT-17H01704, KAKENHI-PROJECT-16H06286, KAKENHI-PLANNED-15H05815, KAKENHI-PROJECT-17H02966
[Journal Article] Peak time of equatorial electrojet from different longitude sectors during fall solar minimum2017
- Author(s)
  Hamid N S A、Liu H、Uozumi T、Yoshikawa A、Annadurai N M N
- Journal Title
  
  Journal of Physics: Conference Series
  
  Volume: 852 Pages: 012015-012015
- DOI
  10.1088/1742-6596/852/1/012015
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H02135, KAKENHI-PROJECT-15K05301, KAKENHI-PLANNED-15H05815
[Journal Article] Modeling geomagnetic induced currents in Australian power networks2017
- Author(s)
  Marshall R. A.、Kelly A.、Van Der Walt T.、Honecker A.、Ong C.、Mikkelsen D.、Spierings A.、Ivanovich G.、Yoshikawa A.
- Journal Title
  
  Space Weather
  
  Volume: 15 Issue: 7 Pages: 895-916
- DOI
  10.1002/2017sw001613
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-15H05815
[Journal Article] Longitudinal Variation of EEJ Current during Different Phases of Solar Cycle2017
- Author(s)
  Ismail W N I、Hamid N S A、Abdullah M、Yoshikawa A、Uozumi T
- Journal Title
  
  Journal of Physics: Conference Series
  
  Volume: 852 Pages: 012019-012019
- DOI
  10.1088/1742-6596/852/1/012019
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-15H05815
[Journal Article] Application of a global magnetospheric-ionospheric current model for dayside and terminator Pi2 pulsations2017
- Author(s)
  S. Imajo, A. Yoshikawa, T. Uozumi, Shin. Ohtani, A. Nakamizo, and P. J. Chi
- Journal Title
  
  Journal of Geophysical Research: Space Physics
  
  Volume: 122 Issue: 8 Pages: 8589-8603
- DOI
  10.1002/2017ja024246
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17J00472, KAKENHI-PLANNED-15H05815
[Journal Article] Nighttime Pc3 pulsations: MM100 and MAGDAS observations2017
- Author(s)
  Yagova Nadezda V.、Heilig Balazs、Pilipenko Vyacheslav A.、Yoshikawa Akimasa、Nosikova Nataliya S.、Yumoto Kiyohumi、Reda Jan
- Journal Title
  
  Earth, Planets and Space
  
  Volume: 69 Issue: 1
- DOI
  10.1186/s40623-017-0647-x
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-15H05815
[Journal Article] Ecliptic North-South Symmetry of Hydrogen Geocorona2017
- Author(s)
  Kameda S.、Ikezawa S.、Sato M.、Kuwabara M.、Osada N.、Murakami G.、Yoshioka K.、Yoshikawa I.、Taguchi M.、Funase R.、Sugita S.、Miyoshi Y.、Fujimoto M.
- Journal Title
  
  Geophysical Research Letters
  
  Volume: 44 Issue: 23
- DOI
  10.1002/2017gl075915
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-16H04059, KAKENHI-PLANNED-15H05815, KAKENHI-PROJECT-17H01175
[Journal Article] Features of formation of small-scale wave disturbances during a sudden magnetospheric compression2017
- Author(s)
  Моисеев Алексей、Moiseev Aleksey、Баишев Дмитрий、Baishev Dmitry、Мишин Владимир、Mishin Vladimir、Уозуми Т.、Uozumi T.、Йошикава Акимаса、Yoshikawa Akimasa、Ду А.、Du A.
- Journal Title
  
  Solar-Terrestrial Physics
  
  Volume: 3 Issue: 2 Pages: 34-42
- DOI
  10.12737/stp-3220176
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-15H05815
[Journal Article] The Time Derivative of the Horizontal Geomagnetic Field for the Low Latitude MAGDAS Langkawi Station for the Estimation of Geomagnetically Induced Current2017
- Author(s)
  Kasran Farah Adilah Mohd、MAGDAS/CPMN Group、Jusoh Mohamad Huzaimy、Yoshikawa Akimasa、Radzi Zahira Mohd.
- Journal Title
  
  Space Science and Communication for Sustainability
  
  Volume: - Pages: 57-71
- DOI
  10.1007/978-981-10-6574-3_6
- ISBN
  9789811065736, 9789811065743
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-15H05815
[Journal Article] Initial deflection of middle-latitude Pi2 pulsations in the premidnight sector: Remote detection of oscillatory upward field-aligned current at substorm onset2016
- Author(s)
  Uozumi Teiji、Yoshikawa A.、Ohtani S.、Imajo S.、Baishev D. G.、Moiseev A. V.、Yumoto K.
- Journal Title
  
  Journal of Geophysical Research: Space Physics
  
  Volume: 121 Issue: 7 Pages: 6324-6340
- DOI
  10.1002/2015ja021698
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-15H05815
[Journal Article] The prolonged southward IMF-Bzevent of 2-4 May 1998: Solar, interplanetary causes and geomagnetic consequences2016
- Author(s)
  Bisoi Susanta Kumar、Chakrabarty D.、Janardhan P.、Rastogi R. G.、Yoshikawa A.、Fujiki K.、Tokumaru M.、Yan Y.
- Journal Title
  
  Journal of Geophysical Research: Space Physics
  
  Volume: 121 Issue: 5 Pages: 3882-3904
- DOI
  10.1002/2015ja022185
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-15H05815
[Journal Article] Evolution of the current system during solar wind pressure pulses based on aurora and magnetometer observations2016
- Author(s)
  Y. Nishimura, T. Kikuchi, Y. Ebihara, A. Yoshikawa, S. Imajo, W. Li, H. Utada
- Journal Title
  
  Earth Planets Space
  
  Volume: 68 Issue: 1 Pages: 1-16
- DOI
  10.1186/s40623-016-0517-y
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H03720, KAKENHI-PROJECT-15H03732, KAKENHI-PLANNED-15H05815
[Journal Article] Pi2 pulsation simultaneously observed in the E and F region ionosphere with the SuperDARN Hokkaido radar2014
- Author(s)
  Teramoto M., N. Nishitani, V. Pilipenko, T. Ogawa, S. Kazuo, T. Nagatsuma, A. Yoshikawa, D. Baishev, K. Murata
- Journal Title
  
  J. Geophys. Res. Space Physics,
  
  Volume: -
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22253007
[Journal Article] Statistical analysis of propagation delay of compressional Pi 2s between geosynchronous altitude and low latitudes2014
- Author(s)
  Imajo S., K. Yumoto, T. Uozumi, H. Kawano, S. Abe, A. Ikeda, K. Koga, H. Matsumoto, T. Obara, R. Marshall, V. A. Akulichev, A. Mahrous, A. Liedloff and A. Yoshikawa
- Journal Title
  
  Earth, Planets and Space
  
  Volume: accepted
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22253007
[Journal Article] General solution for calculating polarization electric fields in the auroral ionosphere and application examples2013
- Author(s)
  Amm, O., R. Fujii, H. Vanhamäki, A. Yoshikawa, and A. Ieda
- Journal Title
  
  Geophys. Res. Space Physics
  
  Volume: 118 Issue: 5 Pages: 2428-2437
- DOI
  10.1002/jgra.50254
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22253007, KAKENHI-PROJECT-22403010, KAKENHI-PROJECT-22540460, KAKENHI-PROJECT-24340119
[Journal Article] The response of the dayside equatorial electrojet to step-like changes of IMF Bz.2013
- Author(s)
  Ohtani, S., Uozumi, T., Kawano, H., Yoshikawa, A., Utada, H., Nagatsuma, T., Yumoto, K.
- Journal Title
  
  J. Geophys. Res. (Space physics)
  
  Volume: 194 Issue: 6 Pages: 3637-3646
- DOI
  10.1002/jgra.50318
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22000003, KAKENHI-PROJECT-22253007, KAKENHI-PROJECT-23540513, KAKENHI-PROJECT-24340119
[Journal Article] Coupling of electrons and inertial Alfven waves in the topside ionosphere2013
- Author(s)
  Shi, R., H. Liu, A. Yoshikawa, B. Zhang, and B. Ni
- Journal Title
  
  J. Geophys. Res. Space Physics
  
  Volume: 118 Issue: 6 Pages: 2903-2910
- DOI
  10.1002/jgra.50355
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22253007, KAKENHI-PROJECT-23540513, KAKENHI-PROJECT-24340119, KAKENHI-PROJECT-25800274
[Journal Article] Theory of Cowling Channel formation by reflection of shear Alfven wave from auroral ionosphere2013
- Author(s)
  Yoshikawa A., O. Amm, H. Vanhamäki, A. Nakamizo and R. Fujii
- Journal Title
  
  J. Geophys. Res. Space Physics
  
  Volume: 118 Issue: 10 Pages: 5967-6828
- DOI
  10.1002/jgra.50514
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22253007, KAKENHI-PROJECT-22403010, KAKENHI-PROJECT-24340119
[Journal Article] Illustration of Cowling Channel coupling to the shear Alfven wave2013
- Author(s)
  Yoshikawa A., O. Amm, H. Vanhamäki, and R. Fujii
- Journal Title
  
  J. Geophys. Res. Space Physics
  
  Volume: 118 Issue: 10 Pages: 6405-6415
- DOI
  10.1002/jgra.50513
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22253007, KAKENHI-PROJECT-22403010, KAKENHI-PROJECT-24340119
[Journal Article] Ionospheric Joule heating and Poynting flux in quasi-static approximation2012
- Author(s)
  Vanhamäki, H., A. Yoshikawa, O. Amm, and R. Fujii
- Journal Title
  
  J. Geophys. Res.
  
  Volume: 117, A08327 Issue: A8
- DOI
  10.1029/2012ja017841
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22253007, KAKENHI-PROJECT-22403010, KAKENHI-PROJECT-22540460, KAKENHI-PROJECT-24340119
[Journal Article] Poleward moving auroral arcs observed at the South Pole Station and the interpretation by field line resonances2012
- Author(s)
  Tanaka, Y.-M
- Journal Title
  
  Journal of Geophysical Research
  
  Volume: 117 Issue: A9
- DOI
  10.1029/2012ja017899
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21403007, KAKENHI-PROJECT-22253007, KAKENHI-PROJECT-22540460, KAKENHI-PROJECT-24340119
[Journal Article] 小型科学衛星1号機Sprint-A/EXCEED計画の概要2012
- Author(s)
  吉川一朗, 土屋史紀, 寺田直樹
- Journal Title
  
  日本惑星科学会誌
  
  Volume: 21 Pages: 16-21
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22540460
[Journal Article] An application of the finite length Cowling channel model to auroral arcs with longitudinal variations2012
- Author(s)
  Fujii, R., O. Amm, H. Vanhamäki, A. Yoshikawa, and A. Ieda
- Journal Title
  
  J. Geophys. Res.
  
  Volume: 117, A11217 Issue: A11
- DOI
  10.1029/2012ja017953
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22253007, KAKENHI-PROJECT-22403010, KAKENHI-PROJECT-22540460, KAKENHI-PROJECT-24340119
[Journal Article] CPMN Group,変化点検出を応用した時系列データからの突発現象の前兆検出アルゴリズム2011
- Author(s)
  徳永旭将, 池田大輔, 中村和幸, 樋口知之, 吉川顕正, 魚住禎司, 藤本晶子, 森岡昭, 湯元清文
- Journal Title
  
  情報処理学会論文誌「数理モデル化と応用TOM」
  
  Volume: Vol 4.No.3 Pages: 14-34
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22540460
[Journal Article] Reformulation and energy flow of the Cowlingchannel2011
- Author(s)
  Fujii, R., O. Amm, A. Yoshikawa, A. Ieda, and H. Vanhamaki
- Journal Title
  
  J. Geophys. Res.
  
  Volume: 116 Issue: A2 Pages: n/a-n/a
- DOI
  10.1029/2010ja015989
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540438, KAKENHI-PROJECT-22340145, KAKENHI-PROJECT-22403010, KAKENHI-PROJECT-22540460
[Journal Article] An empirical model of the quiet daily geomagnetic field variation derived from CPMN 210 MM data from 1996 to 20072011
- Author(s)
  Yamazaki Y., K. Yumoto, M. Cardinal, B. Fraser, P. Hattori, Y Kakinami, J.Y. Liu, K. Lynn, R. Marshall, D. McNamara, T. Nagatsuma, V. M. Nikiforov, R. Otadoy, M. Ruhimat, B. Shevtsov, K. Shiokawa, T. Uozumi, and A. Yoshikawa
- Journal Title
  
  J. Geophys. Res
  
  Volume: 2010
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22540460
[Journal Article] 変化点検出を応用した時系列データからの突発現象の前兆検出アルゴリズム2011
- Author(s)
  徳永旭将, 池田大輔, 中村和幸, 樋口知之, 吉川顕正, 魚住禎司, 藤本晶子, 森岡昭, 湯元清文, CPMN Group
- Journal Title
  
  情報処理学会論文誌「数理モデル化と応用TOM」
  
  Volume: (印刷中)
- NAID
  110007990868
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22540460
[Journal Article] AKR modulation and Global Pi 2 oscillation : Jan.24, 1997 event72011
- Author(s)
  Uozumi, T., K.Yumoto, T.Tokunaga, S.I.Solovyev, B.Shevtsov, R.Marshall, K.Liou, S.Ohtani, S.Abe, A.Ikeda, K.Kitamura, A.Yoshikawa, H.Kawano, M.Itonaga
- Journal Title
  
  Journal of Geophysical Research
  
  Volume: (印刷中)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22540460
[Journal Article] An empirical model of the quiet daily geomagnetic field variation2011
- Author(s)
  Yamazaki, et al
- Journal Title
  
  Journal of Geophysical Research
  
  Volume: 116 Issue: A10 Pages: n/a-n/a
- DOI
  10.1029/2011ja016487
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-09J05068, KAKENHI-PROJECT-22253007, KAKENHI-PROJECT-22540460
[Journal Article] Pi 2 waves simultaneously observed by Cluster and CPMN ground-based magnetometers near the plasmapause2011
- Author(s)
  Kawano, H., et al
- Journal Title
  
  Ann.Geophys.
  
  Volume: 29 Issue: 9 Pages: 1663-1672
- DOI
  10.5194/angeo-29-1663-2011
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22253007, KAKENHI-PROJECT-22540460, KAKENHI-PROJECT-23540513
[Journal Article] Pi 2 waves simultaneously observed by Cluster and CPMN ground-based magnetometers near the plasmapause2011
- Author(s)
  H. Kawano, S. Ohtani, T.Uozumi, T. Tokunaga, A. Yoshikawa, K. Yumoto, E. A. Lucek, M. Andre andtheCPMNgroup
- Journal Title
  
  Ann. Geophys
  
  Volume: 29 Pages: 1663-1672
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22540460
[Journal Article] Self-consistent formulation for the evolution of ionospheric conductances at the onospheric E region within the M□I coupling scheme2011
- Author(s)
  Yoshikawa A., et al
- Journal Title
  
  J.Geophys.Res
  
  Volume: 116 Issue: A9 Pages: n/a-n/a
- DOI
  10.1029/2011ja016449
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22253007, KAKENHI-PROJECT-22540460, KAKENHI-PROJECT-23540513
[Journal Article] 変化点検出を応用した時系列データからの突発現象の前兆検出アルゴリズム2011
- Author(s)
  徳永旭将, 池田大輔, 中村和幸, 樋口知之, 吉川顕正, 魚住禎司, 藤本晶子,森岡昭, 湯元清文, CPMNGroup
- Journal Title
  
  情報処理学会論文誌「数理モデル化と応用TOM」
  
  Volume: Vol 4. No. 3 Pages: 14-34
- NAID
  110007990868
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22540460
[Journal Article] A statistical investigation of the Cowling channel efficiency in the auroral zone2011
- Author(s)
  Amm, O., R. Fujii, K. Kauristie, A. Aikio, A. Yoshikawa, A. Ieda, and H. Vanhamaki
- Journal Title
  
  J. Geophys. Res.
  
  Volume: 116 Issue: A2 Pages: n/a-n/a
- DOI
  10.1029/2010ja015988
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540438, KAKENHI-PROJECT-22340145, KAKENHI-PROJECT-22540460
[Journal Article] AKR modulation and Global Pi 2 oscillation: Jan. 24, 1997 event2011
- Author(s)
  Uozumi, T., K. Yumoto, T. Tokunaga, S. I. Solovyev, B. M. Shevtsov, R. Marshall, K. Liou, S. Ohtani, S. Abe, A. Ikeda, K. Kitamura, A. Yoshikawa, H. Kawano, and M. Itonaga
- Journal Title
  
  J. Geophys. Res.
  
  Volume: VOL. 116 Issue: A6 Pages: n/a-n/a
- DOI
  10.1029/2010ja016042
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22253007, KAKENHI-PROJECT-22540460, KAKENHI-PROJECT-22840033
[Journal Article] A self-consistent synthesis description of J.Geophys.Res magnetosphere-ionosphere coupling and scale-dependent auroral process using shear Alfven wave2011
- Author(s)
  Yoshikawa A., et al
- Journal Title
  
  J.Geophys.Res
  
  Volume: 116 Issue: A8 Pages: n/a-n/a
- DOI
  10.1029/2011ja016460
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22253007, KAKENHI-PROJECT-22403010, KAKENHI-PROJECT-22540460
[Journal Article] A statistical investigation of the Cowling channel efficiency in the auroral zone2011
- Author(s)
  Amm O., R.Fujii, K.Kauristie, A.Aikio, A.Yoshikawa, A.Ieda, H.Vanhamaki
- Journal Title
  
  Journal of Geophysical Research
  
  Volume: 116(web)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22540460
[Journal Article] Reformulation and energy flow of the Cowling channel2011
- Author(s)
  Fujii, R., O.Amm, A.Yoshikawa, A.Ieda, H.Vanjamakki
- Journal Title
  
  Journal of Geophysical Research
  
  Volume: 116(web)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22540460
[Journal Article] Substorm convection and current system deduced from the global simulation2010
- Author(s)
  Tanaka T., A. Nakamizo, A. Yoshikawa, S. Fujita, H. Shinagawa, H. Shimazu, T. Kikuchi, K. Hashimoto
- Journal Title
  
  J. Geophys. Res
  
  Volume: 115 Issue: A5
- DOI
  10.1029/2009ja014676
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22540460, KAKENHI-PROJECT-22540461
[Journal Article] Detecting Precursory Events in Time Series Data by an Extension of Singular Spectrum Transformation2010
- Author(s)
  Tokunaga T., Daisuke Ikeda, Kazuyuki Nakamura, Tomoyuki Higuchi, Akimasa Yoshikawa, Teiji Uozumi, Akiko Fujimoto, Akira Morioka, Kiyohumi Yumoto, CPMN group
- Journal Title
  
  Proceedings of the 10th WSEAS International Conference on Applied Computer Science
  
  Pages: 366-374
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22540460
[Journal Article] Ionospheric observation using FM-CW radar array2010
- Author(s)
  Ikeda A., A.Yoshikawa, M.G.Cardinal, K.Yumoto, M.Shinohara, K.Nozaki, B.M.Shevtsov, V.V.Bychkov, Q.M.Sugon, D.McNamara
- Journal Title
  
  Advances in Geosciences
  
  Volume: 21 Pages: 379-391
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22540460
[Journal Article] Phase relation between Pi 2-associated ionospheric Doppler velocity and magnetic pulsation observed at midlatitude MAGDAS station2010
- Author(s)
  Ikeda A., Yumoto K., Uozumi T., Shinohara M., Nozaki K., Yoshikawa A., Bychkov V. V. , and Shevtsov B. M
- Journal Title
  
  J. Geophys. Res.
  
  Volume: 115, A02215 Issue: A2 Pages: 1-7
- DOI
  10.1029/2009ja014397
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22253007, KAKENHI-PROJECT-22540460
[Journal Article] Onset TimeDetermination of Precursory Events of Singular Spectrum Transformation2010
- Author(s)
  Tokunaga T., Daisuke Ikeda, Kazuyuki Nakamura, Tomoyuki Higuchi, Akimasa Yoshikawa, Teiji Uozumi, Akiko Fujimoto, Akira Morioka, Kiyohumi Yumoto and CPMN group
- Journal Title
  
  International Journal of Circuits, Systems and Signal processing
  
  Volume: vol.5 Pages: 46-60
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22540460
[Journal Article] Alfvenic-coupling algorithm for global and dynamical magnetosphere-ionosphere coupled system2010
- Author(s)
  Yoshikawa A., H.Nakata, A.Nakamizo, T.Uozumi, M.Itonaga, S.Fujita, K.Yumoto, T.Tanaka
- Journal Title
  
  Journal of Geophysical Research
  
  Volume: 115(web)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22540460
[Journal Article] Ionospheric observation using FM-CW radar array, Advances in Geosciences, Vol.21: Solar & Terrestrial Science2010
- Author(s)
  Ikeda A., A. Yoshikawa, M. G. Cardinal, K. Yumoto, M. Shinohara, K.Nozaki, B. M. Shevtsov, V. V. Bychkov, Q. M. Sugon, and D. McNamara
- Journal Title
  
  Ed. Marc Duldig
  
  Pages: 379-391
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22540460
[Journal Article] Alfvenic-coupling algorithm for global and dynamical magnetosphere-ionosphere coupled system2010
- Author(s)
  Yoshikawa A., et al.
- Journal Title
  
  J.Geophys.Res.
  
  Volume: 115
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22253007
[Journal Article] Alfvenic-coupling algorithm for global and dynamical magnetosphere-ionosphere coupled system2010
- Author(s)
  Yoshikawa A., H. Nakata, A.Nakamizo, T. Uozumi, M. Itonaga, S. Fujita, K. Yumoto, and T. Tanaka
- Journal Title
  
  J. Geophys. Res
  
  Volume: 115 Issue: A4
- DOI
  10.1029/2009ja014924
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22540460
[Journal Article] Onset Time Determination of Precursory Events in Time Series Data by an Extension of Singular Spectrum Transformation2010
- Author(s)
  Tokunaga T., D.Ikeda, K.Nakamura, T.Higuchi, A.Yoshikawa, T.Uozumi, A.Fujimotok, A.Morioka, K.Yumoto
- Journal Title
  
  INTERNATIONAL JOURNAL of CIRCUITS, SYSTEMS and SIGNAL PROCESSING
  
  Volume: 5 Pages: 46-60
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22540460
[Journal Article] Substorm convection and current system deduced from the global simulation2010
- Author(s)
  Tanaka T., A.Nakamizo, A.Yoshikawa, S.Fujita, H.Shinagawa, H.Shimazu, T.Kikuchi, K.Hashimoto
- Journal Title
  
  Journal of Geophysical Research
  
  Volume: 115(web)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22540460
[Journal Article] Phase Relation between Pi 2-associated Ionospheric Doppler Velocity and Magnetic Pulsation at Mid-Latitude MAGDAS Station2010
- Author(s)
  Ikeda A., K.Yumoto, M.Shinohara, K.Nozaki, A.Yoshikawa, A.Shinbori
- Journal Title
  
  Journal of Geophysical Research
  
  Volume: 115(web)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22540460
[Journal Article] Detecting Precursory Events in Time Series Data by an Extension of Singular Spectrum Transformation2010
- Author(s)
  Tokunaga T., Daisuke Ikeda, Kazuyuki Nakamura, Tomoyuki Higuchi, Akimasa Yoshikawa, Teiji Uozumi, Akiko Fujimoto, Akira Morioka, Kiyohumi Yumoto and CPMN group
- Journal Title
  
  Proceedings of the 10th WSEAS International Conference on Applied Computer Science
  
  Pages: 366-374
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22540460
[Journal Article] A new magnetosphere-ionosphere coupling scheme for temporal and global magnetospheric MHD simulations2009
- Author(s)
  Yoshikawa, A., et al.
- Journal Title
  
  Memoirs of the Faculty of Sciences, Kyushu University, Series D, Earth and Planetary Sciences 32(2)
  
  Pages: 87-94
- NAID
  120001151182
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18253005
[Journal Article] Global features of Pi 2 pulsations obtained by Independent Component Analysis, Geophys2007
- Author(s)
  Tokunaga, T., H. Kohta, A. Yoshikawa, T. Uozumi, and K. Yumoto
- Journal Title
  
  Res. Lrtt. Vol.34, L14106
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18253005
[Journal Article] Pi 2 source region in the magnetosphere deduced from CPMN data2007
- Author(s)
  Uozumi, T., H. Kawano, A. Yoshikawa, M. Itonag, and K. Yumoto
- Journal Title
  
  Planet Space Science 55
  
  Pages: 849-857
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18253005
[Journal Article] Ground-based observations of a significant decrease in the field line resonance frequency at L 〜 1.4 during a large magnetic storm2006
- Author(s)
  Takasaki S., H.Kawano Y.Tanaka, A.Yoshikawa, M.Seto, M.Iijima, N.Sato, K.Yumoto
- Journal Title
  
  Earth Planets Space (in press)
- Data Source
  KAKENHI-PROJECT-15740298
[Journal Article] Resonant Cavities and Waveguides in the Ionosphere and Atmosphere2006
- Author(s)
  Lysak L.R., A.Yoshikawa
- Journal Title
  
  AGU, monograph (In press)
- Data Source
  KAKENHI-PROJECT-15740298
[Journal Article] ERG--A small-satellite mission to investigate the dynamics of the inner magnetosphere,2006
- Author(s)
  Shiokawa, K., K.Seki, Y.Miyoshi, A.Ieda, T.Ono, M.Iizima, T.Nagatsuma, T.Obara, T.Takashima, K.Asamura, Y.Kasaba, A.Matsuoka, Y.Saito, H.Saito, M.Hirahara, Y.Tonegawa, F.Toyama, M.Tanaka, M.Nose, Y.Kasahara, K.Yumoto, H.Kawano, A.Yoshikawa, Y.Ebihara, A.Yukimatsu, the Inner Magnetosphere Subgroup
- Journal Title
  
  Advances in Space Research, (in press)
- Data Source
  KAKENHI-PROJECT-15253005
[Journal Article] ERG -- A small-satellite mission to investigate the dynamics of the inner magnetosphere,2006
- Author(s)
  Shiokawa.K., K.Seki, Y.Miyoshi, A.Ikeda, T Ono, M.Iizima, T.Natatsuma, T.Obara, T.Takashima, K.Asamura, Y.Kasaba, A.Matsuoka, Y.Saito, H.saito, M.Hirahara, Y.Tonegawa, F.Toyama, M.Tanaka, M.Nose, Y.Kasahara, K.Yumoto, H.Kawano, A.Yoshikawa, Y.Ebihara, A.Yukimatsu, the Inner Magnetosphere Subgroup
- Journal Title
  
  Advances in Space Research (in press)
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-15253005
[Journal Article] A significant mass density increase during a large magnetic storm in October 2003 obtained by ground-based ULF observations at L<1.42006
- Author(s)
  Takasaki, S., H.Kawano, Y.Tanaka, A.Yoshikawa, M.Seto, M.Iijima, Y.Obana, N.Sato, K.Yumoto
- Journal Title
  
  Earth Planets Space Vol.58(in press)
- NAID
  10024492340
- Data Source
  KAKENHI-PROJECT-15253005
[Journal Article] A significant mass density increase during a large magnetic storm in October 2003 obtained by ground-based ULF observations at L- 1.42005
- Author(s)
  Takahashi, S., H.Kawano, Y.Tanaka, A.Yoshikawa, M.Seto, M.Iijima, Y.Obana, N.Sato, K.Yumoto
- Journal Title
  
  Earth Planets Space Vol. 58 (in press)
- NAID
  10024492340
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-15253005
[Journal Article] North-South asymmetry of the amplitudes of high-latitude Pc 3-5 pulsations : Observations at conjugate stations,2005
- Author(s)
  Obana, Y., A.Yoshikawa, J.V.Olson, R.J.Morris, B.J.Fraser, K.Yumoto
- Journal Title
  
  J.Geophys.Res Vol.110, No.A10, A10214
  
  Pages: 1-9
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-15253005
[Journal Article] North- South asymmetry of the amplitudes of high-latitude Pc 3-5 pulsations: Observations at conjugate stations,2005
- Author(s)
  Obana, Y., A.Yoshikawa, J.V.Olson, R.J.Morris, B.J.Fraser, K.Yumoto
- Journal Title
  
  J.Geophys.Res Vol.110, No.A10
- Data Source
  KAKENHI-PROJECT-15253005
[Journal Article] Local-time distribution of low and middle latitude ground magnetic disturbances at sawtoot injections of April 18-19, 20022005
- Author(s)
  Kitamura, K., H.Kawano, S.-I.Ohtani, A.Yoshikawa, K.Yumoto
- Journal Title
  
  J. Geophys. Res. Vol. 110, No. A07
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-15253005
[Journal Article] Local-time distribution of low and middle latitude ground magnetic disturbances at sawtoot injections of April 18-19, 20022005
- Author(s)
  Kitamura, K., H.Kawano, S.-I.Ohtani, A.Yoshikawa, K.Yumoto
- Journal Title
  
  J.Geophys.Res Vol.110, No.A07, A07208
  
  Pages: 1-11
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-15253005
[Journal Article] ERG--A small-satellite mission to investigate the dynamics of the inner magnetosphere2005
- Author(s)
  Shiokawa, K., K.Seki, Y.Miyoshi, A.Ieda, T.Ono, M.Iizuma, T.Nagatsuma, T.Obara, T.Takashima, K.Asamura, Y.Kasaba, A.Matsuoka, Y.Saito, H.Saito, M.Hirahara, Y.Tonegawa, F.Toyama, M.Tanaka, M.Nose, Y.Kasahara, K.Yumoto, H.Kawano, A.Yoshikawa, Y.Ebihara, A.Yukimatsu, the Inner Magnetosphere Subgroup
- Journal Title
  
  Advances in Space Research (in press)
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-15253005
[Journal Article] Local-time distribution of low and middle latitude ground magnetic disturbances at sawtoot injections of April 18-19, 20022005
- Author(s)
  Kitamura, K., H.Kawano, S.-I.Ohtani, A.Yoshikawa, K.Yumoto
- Journal Title
  
  J.Geophys.Res Vol.110, No.A07
- Data Source
  KAKENHI-PROJECT-15253005
[Journal Article] A significant mass density increase during a large magnetic storm in October 2003 obtained by ground-based ULF observations at L〜 1.42005
- Author(s)
  Takasaki, S., H.Kawano, Y.Tanaka, A.Yoshikawa, M.Seto, M.Iijima, Y.Obana, N.Sato, K.Yumoto
- Journal Title
  
  Earth Planets Space Vol.58(in press)
- NAID
  10024492340
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-15253005
[Journal Article] North-south asymmetry of the amplitude of high-latitude Pc 3-5 pulsations : Observations at conjugate stations2005
- Author(s)
  Obana Y, A.Yoshikawa, Olson JV, et al.
- Journal Title
  
  J.Geophys Res 109(A8)
- Data Source
  KAKENHI-PROJECT-15740298
[Journal Article] North-South asymmetry of the amplitudes of high-latitude Pc 3-5 pulsations : Observations at conjugate stations,2005
- Author(s)
  Obana, Y., A.Yoshikawa, J.V.Olson, R.J.Morris, B.J.Fraser, K.Yumoto
- Journal Title
  
  J. Geophys. Res. Vol. 110, No. A10
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-15253005
[Journal Article] 地上多点磁場観測と海底ケーブルを組み合わせた宙空電磁環境のモニタリング/モデリングの可能性について2004
- Author(s)
  吉川顕正, 河野英昭, 公田浩子, 高崎聡子, 魚住禎司, 北村健太郎, 湯元清文
- Journal Title
  
  月刊地球 26(5)
  
  Pages: 307-314
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-15253005
[Journal Article] Longitudinal structure of Pc 3 pulsations on the ground near the magnetic equator2004
- Author(s)
  Tanaka, Y.M., K.Yumoto, A.Yoshikawa, M.Shinohara, H.Kawano, T.-I.Kitamura
- Journal Title
  
  Journal of Geophysical Research 109
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-15253005
[Journal Article] 地上多点磁場観測と海底ケーブルを組み合わせた宙空電磁環境モニタリング/モデリングの可能性について2004
- Author(s)
  吉川顕正, 河野英昭, 公田浩子, 高崎聡子, 魚住禎司, 北村健太郎, 湯元清文
- Journal Title
  
  月刊地球 26(5)
  
  Pages: 307-314
- Data Source
  KAKENHI-PROJECT-15253005
[Journal Article] Propagation characteristics of Pi 2 magnetic pulsations observed at ground high-latitudes2004
- Author(s)
  Uozumi, T., K.Yumoto, H.Kawano, A.Yoshikawa, S.Ohtani, J.V.Olson, S.-I.Akasofu, S.I.Solovyev6, E.F.Vershinin, K.Liou, C.I.Meng
- Journal Title
  
  Journal of Geophysical Research 109
- Data Source
  KAKENHI-PROJECT-15253005
[Journal Article] Global dayside ionospheric uplift and enhancement associated with interplanetary electric fields2004
- Author(s)
  Uozumi T., K.Yumoto, H.Kawano, A.Yoshikawa, S.Ohtani, J.V.Olson, S.-I.Akasofu, S.I.Solovyev, E.F.Vershinin, K.Liou, C.-I.Meng
- Journal Title
  
  Journal of Geophysical Research 109, A8
  
  Pages: 1-11
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-15253005
[Journal Article] Longitudinal structure of Pc 3 pulsations on the ground near the magnetic equator2004
- Author(s)
  Tanaka, Y.-M., K.Yumoto, A.Yoshikawa, M.Shinohara, H.Kawano, T.-I.Kitamura
- Journal Title
  
  Journal of Geophysical Research 109, A0321
  
  Pages: 1-10
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-15253005
[Journal Article] Longitudinal structure of Pc 3 pulsations on the ground near the magnetic equator2004
- Author(s)
  Tanaka, Y.-M., K.Yumoto, A.Yoshikawa, M.Shinohara, H.Kawano, T.-I.Kitamura
- Journal Title
  
  Journal of Geophysical Research 109
- Data Source
  KAKENHI-PROJECT-15253005
[Journal Article] Modeling and Monitoring of Geospace Environments by using a Real-time Magnetometer Network2004
- Author(s)
  Yoshikawa A., et al.
- Journal Title
  
  CHIKYU MONTHLY Vol 26・No.5
  
  Pages: 307-314
- Data Source
  KAKENHI-PROJECT-15740298
[Presentation] Evening CEJに対する月潮汐効果とE-F層間電場について2025
- Author(s)
  加藤彰紘, 吉川顕正, 藤本晶子
- Organizer
  令和6年（2024年）度・第2回STE(太陽地球環境)現象報告会
- Data Source
  KAKENHI-PROJECT-21K03646
[Presentation] A penalized motion detection model for extracting ionospheric echoes from low signal-to-noise ratio Ionogram video images2024
- Author(s)
  Hiroshige, Y., Fujimoto, A., Ikeda, A., Abe, S., Yoshikawa, A.
- Organizer
  29th International Conference on Artificial Life and Robotics
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K03646
[Presentation] Ground observations and MAGE modeling of electric field penetration into mid-latitudes during a strong substorm on 24 October 20032024
- Author(s)
  Saki Morita, Kazuo Shiokawa, Yuichi Otsuka, Nozomu Nishitani, Atsuki Shinbori, Akiko Fujimoto, Akimasa Yoshikawa, Michi Nishioka, Septi Perwitasari, et al.
- Organizer
  AGU Fall Meeting 2024
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K21345
[Presentation] A multi-disciplinary approach to investigate particle dynamics in the South Atlantic Magnetic Anomaly2024
- Author(s)
  K Girgis, T Hada, A Yoshikawa, S Matsukiyo
- Organizer
  EGU 2024
- Data Source
  KAKENHI-PROJECT-22K21345
[Presentation] Latest activities of i-SPES & Kyutech FM-CW project: 20232024
- Author(s)
  Fujimoto, A., Abe, S., Yoshikawa, A., Ikeda, A., Hiroshige, Y., Nakamura, H., Goou, Y.
- Organizer
  Japan Geoscience Union Meeting 2024
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K03646
[Presentation] Evolution of electrostatic potential in magnetosphere-ionospheric system as simulated by global MHD simulation with Alfvenic-coupling2024
- Author(s)
  Nakamizo, A., A. Yoshikawa, H. Nakata, K. Fukazawa, and T. Tanaka
- Organizer
  2024 Fall AGU meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K03707
[Presentation] Ground observations and MAGE modeling of electric field penetration into mid-latitudes during a strong substorm on 24 October 20032024
- Author(s)
  Saki Morita, Kazuo Shiokawa, Yuichi Otsuka, Nozomu Nishitani, Atsuki Shinbori, Akiko Fujimoto, Akimasa Yoshikawa, Michi Nishioka, Septi Perwitasari, et al.
- Organizer
  AGU Fall Meeting 2024
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21H04518
[Presentation] Mid-latitude Electric Field Response during Isolated Substorms: Effects of SCW Location and Shielding2024
- Author(s)
  M Hayashi, A Yoshikawa, A Fujimoto
- Organizer
  EGU 2024
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K21345
[Presentation] A penalized background subtraction model for scaling of low signal-to-noise ratio Ionogram video images2024
- Author(s)
  Hiroshige, Y., Fujimoto, A., Abe, S., Ikeda, A., Yoshikawa, A.
- Organizer
  Japan Geoscience Union Meeting 2024
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K03646
[Presentation] Quantum Computing for Future Super Large-Scale Plasma Simulations: A Novel Approach for Simulating the Vlasov-Maxwell System2024
- Author(s)
  H Higuchi, J Pedersen, A Yoshikawa
- Organizer
  EGU 2024
- Data Source
  KAKENHI-PROJECT-22K21345
[Presentation] A Novel Application of Nonlinear PDEs Quantum Algorithms: Toward Large-Scale Space Plasma Simulations2023
- Author(s)
  Higuchi, H, J. W. Pedersen and A. Yoshikawa
- Organizer
  10th International Workshop of Quantum Simulation and Quantum Walks
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K21345
[Presentation] Ionospheric role in the development of the M-I coupled convection system: generation of Alfvenic disturbances from the ionospheric convection field deformed by conductance non-uniformity2023
- Author(s)
  Nakamizo, A., Yoshikawa, A., Nakata, H., Fukazawa, K., & Tanaka, T.
- Organizer
  AGU Chapman Conference
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K03707
[Presentation] Quantum Calculation for Kinetic Multi-scale Auroral Mechanism: A Novel Approach to Numerical Analysis from Kinetic Alfvテゥn Wave Scales to MHD Scales,2023
- Author(s)
  Higuchi, H, J. W. Pedersen and A. Yoshikawa
- Organizer
  AGU Fall Meeting 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K21345
[Presentation] 太陽フレア発生時のシューマン共鳴の特性2023
- Author(s)
  池田昭大, 魚住禎司, 吉川顕正, 藤本晶子, 阿部修司
- Organizer
  日本大気電気学会第101回研究発表会
- Data Source
  KAKENHI-PROJECT-19K03956
[Presentation] Latest activities of i-SPES & Kyutech FM-CW project2023
- Author(s)
  藤本晶子, 阿部修司, 吉川顕正, 池田昭大, 廣重優, 中村駿仁
- Organizer
  Japan Geoscience Union Meeting 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21H04518
[Presentation] A penalized motion detection model for extracting ionospheric echoes from low signal-to-noise ratio Ionogram video images2023
- Author(s)
  Hiroshige, Y., Fujimoto, A., Ikeda, A., Abe, S., Yoshikawa, A.
- Organizer
  29th International Conference on Artificial Life and Robotics
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21H04518
[Presentation] Large-scale research project in Japan, "Study of coupling processes in the Solar-Terrestrial system2023
- Author(s)
  A. Yoshikawa, M. Yamamoto, Y. Ogawa, K. Shiokawa, K. Iwai, H. Hashiguchi, T. Yokoyama, S. Nozawa, Y. Ohtsuka, A. Shinbori, Y. Tanaka, S. Abe
- Organizer
  AOSWA 2023 meeting
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K03707
[Presentation] Large-scale research project in Japan, "Study of coupling processes in the Solar-Terrestrial system"2023
- Author(s)
  A. Yoshikawa, M. Yamamoto, Y. Ogawa, K. Shiokawa, K. Iwai, H. Hashiguchi, T. Yokoyama, S. Nozawa, Y. Ohtsuka, A. Shinbori, Y. Tanaka, S. Abe
- Organizer
  AOSWA 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K21345
[Presentation] Large-scale research project in Japan, "Study of coupling processes in the Solar-Terrestrial system”2023
- Author(s)
  A. Yoshikawa, M. Yamamoto, Y. Ogawa, K. Shiokawa, K. Iwai, H. Hashiguchi, T. Yokoyama, S. Nozawa, Y. Ohtsuka, A. Shinbori, Y. Tanaka, S. Abe
- Organizer
  AOSWA 2023 meeting
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Ionospheric role in the development of the M-I convection system: generation of Alfvenic disturbances from the ionospheric convection field deformed by conductance non-uniformity2023
- Author(s)
  中溝葵, 吉川顕正, 中田裕之, 深沢圭一郎, 田中高史
- Organizer
  日本地球惑星科学連合2023年大会
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Generation of Kinetic Alfven Waves in Earth's Magnetotail: A Theoretical Study2023
- Author(s)
  A Yoshikawa, KC Barik, S Singh, GS Lakhina
- Organizer
  AGU Fall Meeting 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K21345
[Presentation] On the electron acceleration process as a carrier of field-aligned current and its energy conversion process in the Alfven wavefront2023
- Author(s)
  Yoshikawa A.
- Organizer
  AGU Chapman Conference on Advances in Understanding Alfven Waves in the Sun and the Heliosphere
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K21345
[Presentation] On the electron acceleration process as a carrier of field-aligned current and its energy conversion process in the Alfven wavefront2023
- Author(s)
  Akimasa Yoshikawa
- Organizer
  AGU Chapman Conference on Advances in Understanding Alfven Waves in the Sun and the Heliosphere
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Mid-latitude Ground Magnetic and Electric Field Responses Associated with SCW Development during Substorms2023
- Author(s)
  Hayashi, M., A. Yoshikawa, A. Fujimoto, S. Ohtani
- Organizer
  ICONSPACE 2023
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K21345
[Presentation] Development of Affine Connection for Describing Spatiotemporal Evolving 3D Magnetic Vector Fields and its Applications2023
- Author(s)
  Yoshikawa A.
- Organizer
  AGU Fall Meeting 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K21345
[Presentation] Ionospheric role in the development of the M-I coupled convection system: generation of Alfvenic disturbances from the ionospheric convection field deformed by conductance non-uniformity2023
- Author(s)
  A. Nakamizo, A. Yoshikawa, H. Nakata, K. Fukazawa, and T. Tanaka
- Organizer
  AGU Chapman Conference
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K03707
[Presentation] Investigating the mechanism of electric field penetration during isolated substorms using a ground-based multi-point magnetic and electric field network2023
- Author(s)
  Hayashi, M., A. Yoshikawa, A. Fujimoto, S. Ohtani
- Organizer
  AGU Fall Meeting 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K21345
[Presentation] Statistical Study of Mid- and Low-latitude Electric Field Response Corresponding to the CW Structure That Develops During Substorms2023
- Author(s)
  Hayashi, M., A. Yoshikawa, A. Fujimoto, S. Ohtani
- Organizer
  AOGS 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K21345
[Presentation] Clarification of Atmospheric Tidal Modes Appearing in Ionospheric Currents by Independent Component Analysis2023
- Author(s)
  Takayama Kumi, Yoshikawa Akimasa, and Miyoshi Yasunobu
- Organizer
  AOGS 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K21345
[Presentation] Development of Affine Connection for Describing Spatiotemporal Evolving 3D Magnetic Vector Fields and its applications2023
- Author(s)
  Akimasa Yoshikawa
- Organizer
  日本地球惑星科学連合2023年大会
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] プラズマバブル発生に関するCEJの影響2023
- Author(s)
  加藤彰紘, 吉川顕正, 藤本晶子
- Organizer
  地球電磁気・地球惑星圏学会第152回総会・講演会
- Data Source
  KAKENHI-PROJECT-21K03646
[Presentation] Evolution of M-I convection depending on the Alfven conductance as simulated by global MHD model with Alfvenic coupling2023
- Author(s)
  Aoi Nakamizo, Akimasa Yoshikawa, Hiroyuki Nakata, Keiichiro Fukazawa,Takashi Tanaka
- Organizer
  AGU Chapman Conference on Advances in Understanding Alfven Waves in the Sun and the Heliosphere
- Invited
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Quantum numerical computation of the classical kinetic equation by quantum computer: new method for the Boltzmann equation in 6D collisionless plasma2023
- Author(s)
  Higuchi, H, J. W. Pedersen and A. Yoshikawa
- Organizer
  URSI GASS
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K21345
[Presentation] On the electron acceleration process as a carrier of field-aligned current and its energy conversion process in the Alfven wavefront2023
- Author(s)
  A. Yoshikawa
- Organizer
  AGU Chapman Conference
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K03707
[Presentation] Evolution of M-I convection depending on the Alfven conductance as simulated by global MHD model with Alfvenic coupling2023
- Author(s)
  中溝葵，吉川顕正，中田裕之，深沢圭一郎，田中高史
- Organizer
  地球電磁気・地球惑星圏学会第154回総会・講演会
- Data Source
  KAKENHI-PROJECT-22K03707
[Presentation] Evolution of M-I convection depending on the Alfven conductance as simulated by global MHD model with Alfvenic coupling2023
- Author(s)
  Aoi Nakamizo, Akimasa Yoshikawa, Hiroyuki Nakata, Keiichiro Fukazawa,Takashi Tanaka
- Organizer
  AGU Chapman Conference on Advances in Understanding Alfven Waves in the Sun and the Heliosphere
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K21345
[Presentation] Multi-event study of 630-nm airglow enhancement during substorms based on ground-based observations in Japan2023
- Author(s)
  森田早紀、塩川和夫、新堀淳樹、大塚雄一、藤本晶子、吉川顕正、西岡未知、Septi Perwitasari
- Organizer
  Japan Geoscience Union Meeting 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21H04518
[Presentation] Extraction model of ionospheric echoes from ionogram video based images based on penalized motion detection2023
- Author(s)
  Hiroshige, Y., Fujimoto, A., Ikeda, A., Abe, S., Yoshikawa, A.
- Organizer
  2nd International Workshop on Metaverse
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21H04518
[Presentation] ペナルティ付き動体検出に基づいた時系列イオノグラム画像における電離圏エコー抽出モデルの開発2023
- Author(s)
  廣重優, 藤本晶子, 阿部修司, 池田昭大, 吉川顕正
- Organizer
  The 154 th SGEPSS General Assembly
- Data Source
  KAKENHI-PROJECT-21H04518
[Presentation] 大型研究プロジェクト「太陽地球系結合過程の研究基盤形成」2023
- Author(s)
  山本衛, 小川泰信, 塩川和夫, 吉川顕正, 岩井一正
- Organizer
  The 154 th SGEPSS General Assembly
- Data Source
  KAKENHI-PROJECT-21H04518
[Presentation] Development of Affine Connection for Describing Spatiotemporal Evolving 3D Magnetic Vector Fields and its applications2023
- Author(s)
  Yoshikawa, A.
- Organizer
  Japan Geoscience Union Meeting 2023
- Data Source
  KAKENHI-PROJECT-22K03707
[Presentation] Development of Affine connections to describe 3D evolving magnetic vector fields and its application to space physics2023
- Author(s)
  Akimasa Yoshikawa
- Organizer
  地球電磁気・地球惑星圏学会第154 回総会・講演会
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] サブストーム時に発達するCW構造に応じた、中低緯度電場応答の統計的研究2023
- Author(s)
  林萌英, 吉川顕正, 藤本晶子, 大谷晋一
- Organizer
  Japan Geoscience Union Meeting 2023
- Data Source
  KAKENHI-PROJECT-22K03707
[Presentation] Development of Affine connections to describe 3D evolving magnetic vector fields and its application to space physics2023
- Author(s)
  吉川顕正
- Organizer
  地球電磁気・地球惑星圏学会第154回総会・講演会
- Data Source
  KAKENHI-PROJECT-22K03707
[Presentation] タイトル：630-nm大気光増光の３地点同時観測に基づくサブストームに伴う中緯度への電場侵入の複数例解析2023
- Author(s)
  森田早紀、塩川和夫、大塚雄一、西谷望、新堀淳樹、惣宇利卓也、藤本晶子、吉川顕正、西岡未知、Septi Perwitasari、山本衛
- Organizer
  The 154 th SGEPSS General Assembly
- Data Source
  KAKENHI-PROJECT-21H04518
[Presentation] Evolution of M-I convection depending on the Alfven conductance as simulated by global MHD model with Alfvenic coupling2023
- Author(s)
  Aoi Nakamizo, Akimasa Yoshikawa, Hiroyuki Nakata, Keiichiro Fukazawa, Takashi Tanaka
- Organizer
  地球電磁気・地球惑星圏学会第154 回総会・講演会
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Extraction of ionospheric echoes for time series Ionograms2023
- Author(s)
  Hiroshige, Y., Fujimoto, A., Ikeda, A., Abe, S., Yoshikawa, A.
- Organizer
  Japan Geoscience Union Meeting 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21H04518
[Presentation] Ionospheric role in the development of the M-I convection system: generation of Alfvenic disturbances from the ionospheric convection field deformed by conductance non-uniformity2023
- Author(s)
  中溝葵，吉川顕正，中田裕之，深沢圭一郎，田中高史
- Organizer
  JpGU2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K03707
[Presentation] The Causality of Electromagnetic Channel Formation in the Ionosphere from Polar to Equatorial Regions2023
- Author(s)
  Akimasa Yoshikawa
- Organizer
  日本地球惑星科学連合2023年大会
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Severe Erosion of the Plasmasphere and the Ring Current Particle Injections Deep into the Inner Magnetosphere during the September 2017 Storm2023
- Author(s)
  Yuki Obana, Akimasa Yoshikawa, Moe Hayashi, Naomi Maruyama, et al.
- Organizer
  AGU Fall Meeting 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K21345
[Presentation] Development of Affine Connection for Describing Spatiotemporal Evolving 3D Magnetic Vector Fields and its applications2023
- Author(s)
  吉川顕正
- Organizer
  JpGU2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K03707
[Presentation] Extraction of ionospheric echoes for time series Ionograms2023
- Author(s)
  Hiroshige, Y., Fujimoto, A., Ikeda, A., Abe, S., Yoshikawa, A.
- Organizer
  Japan Geoscience Union Meeting 2023
- Data Source
  KAKENHI-PROJECT-21K03646
[Presentation] Latest activities of i-SPES & Kyutech FM-CW project2023
- Author(s)
  藤本晶子, 阿部修司, 吉川顕正, 池田昭大, 廣重優, 中村駿仁
- Organizer
  Japan Geoscience Union Meeting 2023
- Data Source
  KAKENHI-PROJECT-21K03646
[Presentation] イオノグラム動画像による重み付き動体検出手法を用いた電離圏エコー抽出2023
- Author(s)
  廣重優, 藤本晶子, 阿部修司, 池田昭大, 吉川顕正
- Organizer
  「STE 現象報告会」「MTI 研究集会」「宇宙空間からの地球超高層大気観測に関する研究会」「太陽地球系物理学分野のデータ解析手法、ツールの理解と応用」合同研究集会
- Data Source
  KAKENHI-PROJECT-21K03646
[Presentation] Analysis of substorms using ground-based magnetic and electric field network: results and challenges for space weather forecasting2023
- Author(s)
  Hayashi, M., A. Yoshikawa, A. Fujimoto, S. Ohtani
- Organizer
  AOSWA 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K21345
[Presentation] Extraction model of ionospheric echoes from ionogram video based images based on penalized motion detection2023
- Author(s)
  Hiroshige, Y., Fujimoto, A., Ikeda, A., Abe, S., Yoshikawa, A.
- Organizer
  2nd International Workshop on Metaverse
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K03646
[Presentation] Ionospheric role in the development of the M-I convection system: generation of Alfvenic disturbances from the ionospheric convection field deformed by conductance non-uniformity2023
- Author(s)
  Nakamizo, A., Yoshikawa, A., Nakata, H., Fukazawa, K., & Tanaka, T.
- Organizer
  Japan Geoscience Union Meeting 2023
- Data Source
  KAKENHI-PROJECT-22K03707
[Presentation] ペナルティ付き動体検出に基づいた時系列イオノグラム画像における電離圏エコー抽出モデルの開発2023
- Author(s)
  廣重優, 藤本晶子, 阿部修司, 池田昭大, 吉川顕正
- Organizer
  地球電磁気・地球惑星圏学会第152回総会・講演会
- Data Source
  KAKENHI-PROJECT-21K03646
[Presentation] Quasi-6-Day Wave Variation on the Inter-Hemispheric Field-Aligned Currents (IHFACs)2023
- Author(s)
  Takayama Kumi, Yoshikawa Akimasa, and Miyoshi Yasunobu
- Organizer
  AGU Fall Meeting 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K21345
[Presentation] サブストーム時のCW発達に伴う中緯度領域/地上磁場・電場観応答の考察2022
- Author(s)
  林萌英, 吉川顕正, 藤本晶, Ohtani Shinichi
- Organizer
  地球電磁気・地球惑星圏学会第152回総会・講演会
- Data Source
  KAKENHI-PROJECT-22K03707
[Presentation] シューマン共鳴の経験モデル作成2022
- Author(s)
  久永学実, 池田昭大, 藤本晶子, 古川翔大, 吉川顕正, 魚住禎司, 阿部修司
- Organizer
  第27回高専シンポジウムオンライン
- Data Source
  KAKENHI-PROJECT-19K03956
[Presentation] Schumann Resonance Parameters at Kuju during intense solar activity2022
- Author(s)
  池田昭大, 魚住禎司, 吉川顕正, 藤本晶子, 阿部修司
- Organizer
  地球電磁気・地球惑星圏学会　第152回総会・講演会
- Data Source
  KAKENHI-PROJECT-19K03956
[Presentation] 時空発展する3次元磁場ベクトル場記述のためのアフィン接続2022
- Author(s)
  吉川顕正
- Organizer
  地球電磁気・地球惑星圏学会第152回総会・講演会
- Data Source
  KAKENHI-PROJECT-22K03707
[Presentation] Evolution of electrostatic potential in magnetosphere-ionospheric system as simulated by global MHD model with Alfvenic-coupling2022
- Author(s)
  Aoi Nakamizo, Akimasa Yoshikawa, Hiroyuki Nakata, Keiichiro Fukazawa,Takashi Tanaka
- Organizer
  地球電磁気・地球惑星圏学会第152 回総会・講演会
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Space Weather Informatics and Space Technology2022
- Author(s)
  Akiko Fujimoto, Akimasa Yoshikawa, Shuji Abe
- Organizer
  10th International Symposium on Applied Engineering and Sciences (SAES2022)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K03646
[Presentation] Evolution of electrostatic potential in magnetosphere-ionospheric system as simu- lated by global MHD model with Alfvenic-coupling2022
- Author(s)
  中溝葵, 吉川顕正, 中田裕之, 深沢圭一郎, 田中高史
- Organizer
  地球電磁気・地球惑星圏学会第152回総会・講演会
- Data Source
  KAKENHI-PROJECT-22K03707
[Presentation] Evolution of electrostatic potential in magnetosphere-ionosphere system as simulated by global MHD model with Alfvenic-coupling2022
- Author(s)
  中溝葵, 吉川顕正, 中田裕之, 深沢圭一郎, 田中高史
- Organizer
  日本地球惑星科学連合2022年大会
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] IGRFモデルおよび準3次元ポテンシャルソルバーを用いたM-I結合系におけるEEJ変動の構造解析2022
- Author(s)
  伊重院拓也、吉川顕正、品川、陣、垰、三好、中溝、塩川
- Organizer
  The 152 th SGEPSS General Assembly
- Data Source
  KAKENHI-PROJECT-21H04518
[Presentation] イオノグラム画像スポラディックE層エコー自動検出に関する一般物体検出モデルの検討2022
- Author(s)
  廣重優, 藤本晶子, 阿部修司, 池田昭大, 吉川顕正
- Organizer
  令和3年(2021年)度・第2回STE(太陽地球環境)現象報告会
- Data Source
  KAKENHI-PROJECT-21K03646
[Presentation] IGRFモデルおよび準3次元ポテンシャルソルバーを用いたM-I結合系におけるEEJ変動の構造解析2022
- Author(s)
  伊集院拓也, 吉川顕正, 三好勉信, 品川裕之, 藤原均, 陣英克, 中溝葵, 垰千尋, 塩川和夫
- Organizer
  地球電磁気・地球惑星圏学会第152回総会・講演会
- Data Source
  KAKENHI-PROJECT-22K03707
[Presentation] Current Status and Challengesin M-I Coupling Reserarch2022
- Author(s)
  Yoshikawa A.
- Organizer
  Prof.Kamide Memorial Symposium
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] イオノグラム動画像に関するノイズにロバストな電離圏エコー自動抽出2022
- Author(s)
  廣重優, 藤本晶子, 阿部修司, 池田昭大, 吉川顕正
- Organizer
  九州地区における若_OR研究交流会
- Data Source
  KAKENHI-PROJECT-21K03646
[Presentation] 時空発展する3次元磁場ベクトル場記述のためのアフィン接続2022
- Author(s)
  吉川顕正
- Organizer
  地球電磁気・地球惑星圏学会第152 回総会・講演会
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Modeling of Magnetosphere-Ionosphere-Atmosphere System to Elucidate the Coupling Process in the Space-Earth Transition Regio2022
- Author(s)
  吉川顕正
- Organizer
  日本地球惑星科学連合2022年大会
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] On the electron acceleration process as a carrier of field-aligned current and its energy conversion process in the Alfven wavefront2022
- Author(s)
  吉川顕正
- Organizer
  日本地球惑星科学連合2022年大会
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Seasonal and long-term variations in the Schumann Resonance observed at Kuju Japan2021
- Author(s)
  Akihiro Ikeda,Teiji Uozumi,Akimasa Yoshikawa,Akiko Fujimoto,Shuji Abe
- Organizer
  地球電磁気・地球惑星圏学会(SGEPSS) 第 150 回総会・講演会
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] 主成分分析による地上磁場データの成分分離2021
- Author(s)
  高山久美, 吉川顕正, 三好勉信
- Organizer
  地球電磁気・地球惑星圏学会(SGEPSS) 第 150 回総会・講演会
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Modeling of magnetosphere-ionosphere-atmosphere system for investigation of coupling process in the space-terrestrial transition region2021
- Author(s)
  Yoshikawa A.
- Organizer
  JpGU Meeting 2021
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Characteristics of dusk-side IHFAC polarity during storm and quiet time2021
- Author(s)
  Fujimoto A., Yoshikawa A., Ranasinghe Manjula, Jayaratne and Chandana
- Organizer
  AGU Fall Meeting 2021
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] 3 次元拡張した磁場動標構におけるベクトル場幾何的発展の記述2021
- Author(s)
  吉川顕正
- Organizer
  2021 年度 ISEE 研究集会「太陽地球圏環境予測のためのモデル研究の展望」
- Invited
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Development of SDR-based scintillation detector system and observation with magnetometer and radar2021
- Author(s)
  Abe, A., A. Fujimoto and A. Yoshikawa
- Organizer
  Japan Geoscience Union Meeting 2021
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K03646
[Presentation] Multiple equatorial ionospheric observation project based on FMCW radar combining MAGDAS/SDR-based scintillation detector2021
- Author(s)
  Fujimoto, A., S. Abe, T. Mikuria, A. Ikeda, A. Yoshikawa
- Organizer
  Japan Geoscience Union Meeting 2021
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K03646
[Presentation] イオノグラム画像におけるスポラディックE層エコー検出モデルの開発2021
- Author(s)
  廣重優, 宮野英次, 藤本晶子, 吉川顕正, 阿部修司
- Organizer
  2021年度OR学会九州支援事業「九州地区における若手OR研究交流会」
- Data Source
  KAKENHI-PROJECT-21K03646
[Presentation] Quasi-6-Day Wave Effect on Electric Conductivity, Electric field, and Current with GAIA model2021
- Author(s)
  Takayama Kumi, Yoshikawa Akimasa, and Miyoshi Yasunobu
- Organizer
  AOGS Annual Meeting 2021
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Development of SDR-based scintillation detector system and observation with magnetometer and radar2021
- Author(s)
  阿部修司, 藤本晶子, 吉川顕
- Organizer
  JpGU Meeting 2021
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Principal Component Analysis for Extracting Variations due to Sq Current and Atmospheric Tides from Magnetic Field Data2021
- Author(s)
  Takayama Kumi and Yoshikawa Akimasa
- Organizer
  AGU Fall Meeting 2021
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] 地上多点ネットワークに基づく超高層大気変動の緯度間結合の観測的研究計画2021
- Author(s)
  塩川和夫、大塚雄一、西谷望、能勢正仁、野澤悟徳、大山伸一郎、吉川顕正、藤本晶子、横山竜宏、山本衛
- Organizer
  第１５回MUレーダー・赤道大気レーダーシンポジウムのお知らせ
- Data Source
  KAKENHI-PROJECT-21H04518
[Presentation] 3次元全球電離圏静電ポテンシャルソルバーの開発2021
- Author(s)
  伊集院拓也, 吉川顕正
- Organizer
  地球電磁気・地球惑星圏学会(SGEPSS) 第 150 回総会・講演会
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] 磁場・電界観測に基づく極域・中緯度電離圏の応答の解明2021
- Author(s)
  林萌英, 吉川顕正, 藤本晶子, S.Ohtani
- Organizer
  地球電磁気・地球惑星圏学会(SGEPSS) 第 150 回総会・講演会
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Seasonal and long-term variations in the Schumann Resonance observed at Kuju Japan2021
- Author(s)
  池田昭大, 魚住禎司, 吉川顕正, 藤本晶子, 阿部修司
- Organizer
  地球電磁気・地球惑星圏学会　第150回総会・講演会
- Data Source
  KAKENHI-PROJECT-19K03956
[Presentation] Exploring the Electron Acceleration Mechanism in the Poleward Boundary Intensification2021
- Author(s)
  Higuchi, H. and A. Yoshikawa
- Organizer
  JpGU Meeting 2021
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] IGRFモデルを用いた3次元全球電離圏静電ポテンシャルソルバーの開発2021
- Author(s)
  伊集院拓也, 吉川顕正
- Organizer
  JpGU Meeting 2021
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Implementation of Alfvenic Coupling in Global MHD Magnetosphere Simulation2021
- Author(s)
  Aoi Nakamizo, Akimasa Yoshikawa, Hiroyuki Nakata, Keiichiro Fukazawa,Takashi Tanaka
- Organizer
  地球電磁気・地球惑星圏学会(SGEPSS) 第 150 回総会・講演会
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] 磁気圏多点衛星観測時代に向けたデータ解析手法の開発2021
- Author(s)
  中村典, 吉川顕正
- Organizer
  地球電磁気・地球惑星圏学会(SGEPSS) 第 150 回総会・講演会
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] 夜側オーロラオーバルの極側境界で起こるオーロラ増光現象の発生過程における電離圏分極の数値解析2021
- Author(s)
  森澤将、吉川顕正、大谷晋一
- Organizer
  JpGU Meeting 2021
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Research for formation of global current system during substorm through observation of ionospheric response at mid-latitudinal region2021
- Author(s)
  M.Hayashi, A.Yoshikawa, A.Fujimoto, S.Ohtani
- Organizer
  AOGS Annual Meeting 2021
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Progress of the SDR-based dual- band scintillation detector development and its application for space weather study2021
- Author(s)
  Shuji Abe,Akiko Fujimoto,Akimasa Yoshikawa
- Organizer
  地球電磁気・地球惑星圏学会(SGEPSS) 第 150 回総会・講演会
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Research on the Poler to Mid- latitude Ionospheric Response During Substorm based on mid-latitude electric field and global magnetic field observations2021
- Author(s)
  M.Hayashi, A.Yoshikawa, A.Fujimoto , S.Ohtani
- Organizer
  AGU Fall Meeting 2021
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Development of a novel method for extracting the geometrical properties of the magnetic vector fields towards the era of multi-point satellite observations2021
- Author(s)
  吉川顕正、橋本翼、中溝葵、大谷晋一
- Organizer
  JpGU Meeting 2021
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Numerical Proton Flux Response in South Atlantic Anomaly during Geomagnetic Storm2021
- Author(s)
  Kirolosse Mina Girgis, Tohru Hada, Shuichi Matsukiyo, Akimasa Yoshikawa
- Organizer
  JpGU Meeting 2021
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Development of an autonomous FM-CW ionospheric observation system based on reinforcement learning2021
- Author(s)
  御厨徹, 藤本晶子, 阿部修司, 池田昭大, 吉川顕正
- Organizer
  地球電磁気・地球惑星圏学会第150回総会・講演会
- Data Source
  KAKENHI-PROJECT-21K03646
[Presentation] Feasibility Study of Space Weather Observation by CubeSat in LEO2021
- Author(s)
  Kentarou Kitamura, Mengu Cho, Akimasa Yoshikawa, Teiji Uozumi, Shuji Abe, Mariko Teramoto, Akiko Fujimoto
- Organizer
  地球電磁気・地球惑星圏学会(SGEPSS) 第 150 回総会・講演会
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Investigation of the mid- latitude ionospheric response during substorm based on magnetic and electric field observations2021
- Author(s)
  Hayashi M., A.Yoshikawa, A.Fujimoto and S. Ohtani
- Organizer
  JpGU Meeting 2021
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Characteristics of wave in the plasmasphere during global-mode wave events: Analysis of data from ground magnetometers at middle and low latitudes2021
- Author(s)
  Yuta Yamatani, Hideaki Kawano, and Akimasa Yoshikawa
- Organizer
  12th Symposium on Polar Science
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Characteristics of dusk-side IHFAC polarity during storm and quiet times2021
- Author(s)
  Akiko Fujimoto, Akimasa Yoshikawa, Manjula Ranasinghe, Chandana Jayaratne
- Organizer
  地球電磁気・地球惑星圏学会(SGEPSS) 第 150 回総会・講演会
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] A study on the geometrical evolution of magnetic fields2021
- Author(s)
  Akimasa Yoshikawa
- Organizer
  地球電磁気・地球惑星圏学会(SGEPSS) 第 150 回総会・講演会
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Research on the unique olar Flare Effect (SFE*) at the dip equator around local noon2021
- Author(s)
  Yasunaga Akihiro, Fujimoto Akiko, Yoshikawa Akimasa
- Organizer
  AOGS Annual Meeting 2021
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] D-region ionospheric effects for 2016 eruptions of Mt. Aso using LF transmitter signals2021
- Author(s)
  大矢浩代、折戸雄飛、土屋史紀、山本真行、中田裕之、吉川顕正
- Organizer
  JpGU Meeting 2021
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Generation mechanisms of plasma density irregularity from equatorial to midlatitude ionosphere during a geomagnetic storm on 21 and 22 December 20142021
- Author(s)
  惣宇利卓弥、新堀淳樹、大塚雄一、津川卓也、西岡未知、吉川顕正
- Organizer
  JpGU Meeting 2021
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Integrated Study on magnetosphere-ionosphere-atmosphere system for investigation of coupling process in the space-terrestrial region2021
- Author(s)
  Yoshikawa A.
- Organizer
  5th Asia-Pacific Conference on Plasma Physics
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Seasonal dependence of dusk-side equatorial IHFACs polarity during solar cycle 23- 242021
- Author(s)
  ラナシンハマンジュラ, 藤本晶子, 吉川顕正, ジャヤラトナチャンダ
- Organizer
  JpGU Meeting 2021
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Study of coupling processes in the solar-terrestrial system2021
- Author(s)
  山本衛、橋口浩之、横山竜宏、宮岡宏、小川泰信、塩川和夫、野澤悟徳、吉川顕正、津田敏隆
- Organizer
  JpGU Meeting 2021
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Development of a new M-I coupling algorithm in global MHD magnetosphere simulation: Alfvenic- Coupling2021
- Author(s)
  中溝葵, 吉川顕正, 中田裕之, 深沢圭一郎, 田中高史
- Organizer
  JpGU Meeting 2021
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Development of an autonomous FM-CW ionospheric observation system based on reinforcement learning2021
- Author(s)
  Toru Mikuriya,Akiko Fujimoto,Shuji Abe,Akihiro Ikeda,Akimasa Yoshikawa
- Organizer
  地球電磁気・地球惑星圏学会(SGEPSS) 第 150 回総会・講演会
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Dependence of magnetospheric plasma density profile on solar and magnetic activity in the Japanese meridian plane2021
- Author(s)
  Aoi Onaka, Hideaki Kawano, Teiji Uozumi, Shuji Abe, and Akimasa Yoshikawa
- Organizer
  12th Symposium on Polar Science
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Electron acceleration mechanism in" ionospheric polarized Poleward Boundary Intensification": A new validation with 3-dimensional fluid electron acceleration simulators2021
- Author(s)
  Higuchi Hayato and Yoshikawa Akimasa
- Organizer
  AGU Fall Meeting 2021
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] 磁気赤道域における特異的な太陽フレア効果(SFE*) の発生要因の探究2021
- Author(s)
  安永朗宏, 藤本晶子, 吉川顕正
- Organizer
  地球電磁気・地球惑星圏学会(SGEPSS) 第 150 回総会・講演会
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] 強化学習を用いた自律的な電離圏計測機器制御システムの開発2021
- Author(s)
  御厨徹, 宮野英次, 藤本晶子, 吉川顕正, 阿部修司
- Organizer
  2021年度OR学会九州支援事業「九州地区における若手OR研究交流会」
- Data Source
  KAKENHI-PROJECT-21K03646
[Presentation] 夜側オーロラオーバルの極側境界で発生するオーロラ増光現象における電離圏分極の数値解析2021
- Author(s)
  森澤将, 吉川顕正, 大谷晋一
- Organizer
  地球電磁気・地球惑星圏学会(SGEPSS) 第 150 回総会・講演会
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Study on the Solar Flare Effect (SFE*) of equatorial electrojet around local noon2021
- Author(s)
  Yasunaga Akihiro、Fujimoto Akiko and Yoshikawa Akimasa
- Organizer
  JpGU Meeting 2021
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Multiple equatorial ionospheric observation project based on FMCW radar combining MAGDAS/SDR- based scintillation detector2021
- Author(s)
  藤本晶子、阿部修司、御厨徹、池田昭大、吉川顕正
- Organizer
  JpGU Meeting 2021
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] シューマン共鳴の変動特性と太陽活動との関係2021
- Author(s)
  池田昭大, 魚住禎司, 吉川顕正, 藤本晶子, 阿部修司
- Organizer
  令和3年度 STE現象報告会
- Data Source
  KAKENHI-PROJECT-19K03956
[Presentation] 太陽地球系物理学科学委員会 (SCOSTEP)の活動と展望:学術会議を通した国際活動の推進2021
- Author(s)
  塩川和夫, 三好由純, 吉川顕正、中村卓司
- Organizer
  JpGU Meeting 2021
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] 磁気圏電離圏結合の展開とその基礎論2021
- Author(s)
  吉川顕正
- Organizer
  EISCAT 研究集会
- Invited
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] 電離圏分極型 PBI における電子加速メカニズム:3 次元流体的電子加速シミュレータから得られる新機構2021
- Author(s)
  樋口颯人, 吉川顕正
- Organizer
  地球電磁気・地球惑星圏学会(SGEPSS) 第 150 回総会・講演会
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Recent and future activities of ICSWSE and MAGDAS projec2020
- Author(s)
  阿部修司, 藤本晶子, 魚住禎司, 吉川顕正
- Organizer
  JpGU-AGU Joint Meeting 2020
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Alfvenic disturbances generated by the ionospheric polarization and the convection reversal in the magnetosphere2020
- Author(s)
  中溝葵、吉川顕正、大谷晋一、田中高史
- Organizer
  JpGU-AGU Joint Meeting 2020
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] MAGDAS システムの 10Hz データを用いた、Pc2 脈動の全球的分布特性の解明2020
- Author(s)
  樺澤大生、吉川顕正、魚住禎司、藤本晶子、阿部修司、塩川和夫、Connors Martin
- Organizer
  第 148 回地球電磁気・地球惑星圏学会総会および講演会
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Characterization of counter electrojet current according to specific time frame in Southeast Asian sector2020
- Author(s)
  Nur Izzati Mohd Rosli、Nurul Shazana Abdul Hamid、Mardina Abdullah、Akimasa Yoshikawa、 Teiji Uozumi
- Organizer
  JpGU-AGU Joint Meeting 2020
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] 磁気圏電離圏全球結合系解明に向けた中緯度夜側電離圏応答の精査2020
- Author(s)
  林萌英、吉川顕正、藤本晶子、S.Ohtani
- Organizer
  現象報告会電磁圏物理学シンポジウム宇宙天気
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Automatic scaling of echo traces on ionogram for elucidation of a global current system2020
- Author(s)
  M. Hayashi, A.Yoshikawa, A.Fujimoto, S.Ohtan
- Organizer
  JpGU-AGU Joint Meeting 2020
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] 大分県久住町で観測されたシューマン共鳴の特性2020
- Author(s)
  池田昭大, 魚住禎司, 吉川顕正, 藤本晶子, 阿部修司
- Organizer
  日本大気電気学会第98回研究発表会
- Data Source
  KAKENHI-PROJECT-19K03956
[Presentation] 3D current system of auroral vortices in the discrete arc estimated by auroral tomography and local KRM methods2020
- Author(s)
  田中良昌、小川泰信、門倉昭、西山尚典、吉川顕正、Gustavsson Bjorn、Kauristie Kirsti、 Enell Carl-fredrik、Brandstrom Urban、Sergienko Tima、Kozlovsky Alexander、 Raita Tero、Vanhamaki Heikki
- Organizer
  JpGU-AGU Joint Meeting 2020
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] サブストーム中における近地球磁気圏内での磁場変動の緯度方向分布2020
- Author(s)
  今城峻、能勢正仁、相田真里、東尾奈々、松本晴久、古賀清一、吉川顕正, 三好由純
- Organizer
  JpGU-AGU Joint Meeting 2020
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] 朝側 Pc-3 の出現を決める太陽風磁場の方向について2020
- Author(s)
  小原隆博、吉川顕正、魚住禎司、阿部修司
- Organizer
  第 148 回地球電磁気・地球惑星圏学会総会および講演会
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Comparison of FM-CW Ionosonde and MAGDAS observations with S4 index in Peru during 15-18 March 20192020
- Author(s)
  藤本晶子、吉川顕正、池田昭大、阿部修司、林萌英
- Organizer
  JpGU-AGU Joint Meeting 2020
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Sq-EEJ 電流系における準 6 日振動現象の緯度依存性の解明2020
- Author(s)
  高山久美、吉川顕正、三好勉信
- Organizer
  中間圏・熱圏・電離圏(MTI)研究集会
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] 大気波動による Sq-EEJ 電流系の準 6 日振動現象の解明2020
- Author(s)
  高山久美、吉川顕正、三好勉信
- Organizer
  第 148 回地球電磁気・地球惑星圏学会総会および講演会
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Correlations of earthquake properties with geomagnetic ULF precursor characteristics over multiple events2020
- Author(s)
  Muhammad Khairul Adib Muhammad Yusof、Mardina Abdullah、 Nurul Shazana Abdul Hamid、 Suaidi Ahadi、Akimasa Yoshikawa
- Organizer
  JpGU-AGU Joint Meeting 2020
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Schumann Resonance Parameters at Kuju during solar flares and solar proton events2020
- Author(s)
  池田昭大, 魚住禎司, 吉川顕正, 藤本晶子, 阿部修司
- Organizer
  地球電磁気・地球惑星圏学会　第148回総会・講演会
- Data Source
  KAKENHI-PROJECT-19K03956
[Presentation] Seasonal dependence of semidiurnal equatorial magnetic variation during quiet and disturbed periods2020
- Author(s)
  Akiko Fujimoto、 Akimasa Yoshikawa、Teiji Uozumi、 Shuji Abe
- Organizer
  第 148 回地球電磁気・地球惑星圏学会総会および講演会
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Longitudinal Variation and Peak Time of Equatorial Electrojet Current from Ground and Satellite Measurements2020
- Author(s)
  Nurul Shazana Abdul Hamid、Wan Nur Izzaty Ismail、Mardina Abdullah、Akimasa Yoshikawa、 Teiji Uozumi, Zahira Mohd Razi
- Organizer
  JpGU-AGU Joint Meeting 2020
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] MAGDAS9 システムの 10Hz データによる、Pc2 脈動の全球的発生分布特性解明2020
- Author(s)
  樺澤大生、吉川顕正、魚住禎司、藤本晶子、阿部修司
- Organizer
  JpGU-AGU Joint Meeting 2020
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Implementation of SDR-based scintillation detector system and preliminary observation with magnetometer and radar2020
- Author(s)
  Shuji Abe, Akiko Fujimoto, Akimasa Yoshikawa
- Organizer
  第 148 回地球電磁気・地球惑星圏学会総会および講演会
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Investigation of global　electromagnetic coupling from polar to equatorial ionosphere2020
- Author(s)
  吉川顕正、河野英昭、阿部修司、魚住禎司、藤本晶子、池田昭大、樺澤大生、黒木智、林萌英、高山久美、中溝葵、Ohtani Shinich
- Organizer
  JpGU-AGU Joint Meeting 2020
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Atmospheric-ionospheric vertical coupling study focusing on the quasi-6-day oscillation in Sq-EEJ current system2020
- Author(s)
  Takayama Kumi, Yoshikawa Akimasa, and Miyoshi Yasunobu
- Organizer
  JpGU-AGU Joint Meeting 2020
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Development of SDR-based scintillation detector system integrated with MAGDAS project2020
- Author(s)
  藤本晶子、阿部修司、吉川顕正
- Organizer
  JpGU-AGU Joint Meeting 2020
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] サブストームにおける中緯度電離圏全球応答の精査2020
- Author(s)
  林萌英、吉川顕正、藤本晶子、S.Ohtani
- Organizer
  第 148 回地球電磁気・地球惑星圏学会総会および講演会
- Data Source
  KAKENHI-PROJECT-20H01961
[Presentation] Daily and seasonal variations of Schumann Resonance2019
- Author(s)
  池田昭大、魚住禎司、吉川顕正、藤本晶子、阿部修司
- Organizer
  地球電磁気・地球惑星圏学会　第146回総会・講演会
- Data Source
  KAKENHI-PROJECT-19K03956
[Presentation] MAGDAS project: Research for global electromagnetic coupling from polar to equatorial ionosphere2019
- Author(s)
  吉川顕正
- Organizer
  10th International Conference on Solar-Terrestrial Relations and Physics of Earthquake Precursors
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-15H05815
[Presentation] Diurnal and seasonal variations in the Schumann Resonance observed at Kuju Japan2019
- Author(s)
  Ikeda A., T. Uozumi, A. Yoshikawa, A. Fujimoto, and S. Abe
- Organizer
  AGU fall meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K03956
[Presentation] MAGDAS project: Research for global electromagnetic coupling from polar to equatorial ionosphere2019
- Author(s)
  吉川顕正
- Organizer
  SuperDARN Workshop 2019
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-15H05815
[Presentation] Geomagnetism and Life2018
- Author(s)
  吉川顕正
- Organizer
  Geomagnetic Focus Group Discussion 2018
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-15H05815
[Presentation] Space Weather Data in IR 4.0 (Industry Revolution 4.0) era and the success story on MAGDAS project,2018
- Author(s)
  吉川顕正
- Organizer
  International Conference on Space Weather and Satellite Application (ICeSSAT2018)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-15H05815
[Presentation] Research of Geomagnetism for Earth and Space Environment,2018
- Author(s)
  吉川顕正
- Organizer
  Scientific lecture at the annual Theme Seminar of the Sri Lanka Association for the Advancement of Science
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-15H05815
[Presentation] On Generalization of Birkeland Current System in the Tree-Dimensional Magnetosphere-Ionosphere Coupling2018
- Author(s)
  吉川顕正
- Organizer
  AOGS2018 15th Annual Meeting
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-15H05815
[Presentation] Technical presentation on the "International Center for Space Weather Science and Education",Kyushu University2014
- Author(s)
  Yoshikawa A
- Organizer
  第52回国連宇宙平和利用委員会
- Place of Presentation
  国連ウィーン本部,ウィーン,オーストリア
- Data Source
  KAKENHI-PROJECT-22253007
[Presentation] Technical presentation on the “International Center for Space Weather Science and Education”, Kyushu University2014
- Author(s)
  Yoshikawa A
- Organizer
  第52回国連宇宙平和利用委員会
- Place of Presentation
  Vienna, Austria
- Invited
- Data Source
  KAKENHI-PROJECT-22253007
[Presentation] 磁気圏電離圏結合（異プラズマ結合システム：宇宙天気と太陽物理への一般物理の応用2014
- Author(s)
  Yoshikawa A
- Organizer
  太陽研連シンポジウム
- Place of Presentation
  京都大学理学研究科セミナーハウス
- Invited
- Data Source
  KAKENHI-PROJECT-22253007
[Presentation] 磁気圏電離圏結合（異プラズマ結合システム：宇宙天気と太陽物理への一般物理の応用2014
- Author(s)
  Yoshikawa A.
- Organizer
  太陽研連シンポジウム
- Place of Presentation
  京都大学理学研究科セミナーハウス
- Invited
- Data Source
  KAKENHI-PROJECT-23540513
[Presentation] 磁気圏電離圏結合（異プラズマ結合システム：宇宙天気と太陽物理への一般物理の応用2014
- Author(s)
  Yoshikawa A.
- Organizer
  太陽研連シンポジウム
- Place of Presentation
  京都府
- Invited
- Data Source
  KAKENHI-PROJECT-24340119
[Presentation] M-I couping theory2013
- Author(s)
  Yoshikawa A.
- Organizer
  ECLAT Project Meeting, 2nd Project Review Graz
- Place of Presentation
  オーストリア
- Invited
- Data Source
  KAKENHI-PROJECT-24340119
[Presentation] Modeling of 3-fluid dynamic and generalized Ohm' s law for understanding ionospheric dynamics, JSPS Core-to-Core Program2013
- Author(s)
  Yoshikawa A
- Organizer
  2013 ISWI and MAGDAS Africa School
- Place of Presentation
  Abuja, Cote d' Ivoire
- Data Source
  KAKENHI-PROJECT-22253007
[Presentation] ICSWSE/MAGDAS project2013
- Author(s)
  Yoshikawa A
- Organizer
  United Nations / Austria Symposium on “Space Weather Data, Instruments and Models: Looking Beyond the International Space Weather Initiative”
- Place of Presentation
  Gratz, Austria
- Invited
- Data Source
  KAKENHI-PROJECT-22253007
[Presentation] Analogy of Magnetosphere-Ionosphere coupling and Corona-chromosphere-photosphere coupling2013
- Author(s)
  Yoshikawa A.
- Organizer
  ISSI Workshop on ″Standing MHD Waves″
- Place of Presentation
  スイス国際宇宙科学研究所(スイス)
- Year and Date
  2013-02-25
- Data Source
  KAKENHI-PROJECT-24340119
[Presentation] On formation of Global Cowling channel in the ionosphere and the generalized Ohm’s Law2013
- Author(s)
  Yoshikawa A.
- Organizer
  American Geophysical Union
- Place of Presentation
  アメリカ
- Data Source
  KAKENHI-PROJECT-24340119
[Presentation] State-of-art in 3D Ionosphere and internal ionospheric dynamics effect on M-I coupling2013
- Author(s)
  Yoshikawa A
- Organizer
  ISSI Forum "Near Earth Electro-magnetic Environment (Swarm and Cluster)
- Place of Presentation
  Bern, Switzerland
- Invited
- Data Source
  KAKENHI-PROJECT-22253007
[Presentation] Technical presentation on the "International Center for Space Wather Science and Education", Kyushu University2013
- Author(s)
  Yoshikawa A
- Organizer
  第50回国連宇宙平和利用委員会
- Place of Presentation
  国連ウィーン本部,ウィーン,オーストリア
- Data Source
  KAKENHI-PROJECT-22253007
[Presentation] 強磁場弱電離気体系に於ける電流クロージャー : Hall電流時空間非一様性がもたらすもの2013
- Author(s)
  吉川顕正
- Organizer
  日本物理学会第68回年次大会
- Place of Presentation
  広島大学(広島県)
- Year and Date
  2013-03-27
- Data Source
  KAKENHI-PROJECT-24340119
[Presentation] Modeling of 3-fluid dynamic and generalized Ohm’s law for understanding ionospheric dynamics2013
- Author(s)
  Yoshikawa A.
- Organizer
  JSPS Core-to-Core Program, 2013 ISWI and MAGDAS Africa School
- Place of Presentation
  コートダジュール
- Invited
- Data Source
  KAKENHI-PROJECT-24340119
[Presentation] Analogy of Magnetosphere-Ionosphere coupling and Corona-chromosphere-photosphere coupling2013
- Author(s)
  Yoshikawa, A.
- Organizer
  SSI Workshop on "Standing MHD Waves"
- Place of Presentation
  スイス国際宇宙科学研究所, ベルン
- Invited
- Data Source
  KAKENHI-PROJECT-23540513
[Presentation] Cowling チャンネルの物理2013
- Author(s)
  吉川顕正
- Organizer
  国立極地研究所研究集会：極域電磁圏構造の非線形発展
- Place of Presentation
  国立極地研究所
- Invited
- Data Source
  KAKENHI-PROJECT-22253007
[Presentation] Cowling チャンネルの物理2013
- Author(s)
  吉川顕正
- Organizer
  国立極地研究所研究集会:極域電磁圏構造の非線形発展
- Place of Presentation
  国立極地研究所
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] Analogy of Magnetosphere -Ionosphere coupling and Corona-chromospherephotosphere coupling2013
- Author(s)
  Yoshikawa A
- Organizer
  ISSI Workshop on "Standing MHD Waves"
- Place of Presentation
  スイス国際宇宙科学研究所, ベルン, スイス
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] 強磁場弱電離気体系に於ける電流クロージャー:Hall電流時空間非一様性がもたらすもの2013
- Author(s)
  吉川顕正
- Organizer
  日本物理学会第68回年次大会「プラズマ宇宙物理3学会合同セッション
- Place of Presentation
  広島大学
- Year and Date
  2013-03-27
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] Latitude profiles of the FLR frequency and the resonance width estimated by using the improved hodograph method and the APGM method2013
- Author(s)
  Hideaki Kawano, Viacheslav Pilipenko, Ian Robert Mann, David K Milling, Satoko Saita, Kentarou Kitamura, Kiyohumi Yumoto, and Akimasa Yoshikawa
- Organizer
  2013 AGU Fall Meeting
- Place of Presentation
  Moscone Convention Center, San Francisco, California, USA
- Data Source
  KAKENHI-PROJECT-23540513
[Presentation] State-of-art in 3D Ionosphere and internal ionospheric dynamics2013
- Author(s)
  Yoshikawa A
- Organizer
  effect on M-I coupling, ISSI Forum "Near Earth Electro-magnetic Environment (Swarm and Cluster)
- Place of Presentation
  スイス国際宇宙科学研究所, ベルン, スイス
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] Modeling of 3-fluid dynamic and generalized Ohm’s law for understanding ionospheric dynamics2013
- Author(s)
  Yoshikawa A
- Organizer
  JSPS Core-to-Core Program, 2013 ISWI and MAGDAS Africa School
- Place of Presentation
  Abuja, Cote d'Ivoire
- Invited
- Data Source
  KAKENHI-PROJECT-22253007
[Presentation] Analogy of Magnetosphere-Ionosphere coupling and Corona-chromosphere-photosphere coupling2013
- Author(s)
  Yoshikawa A
- Organizer
  ISSI Workshop on "Standing MHD Waves"
- Place of Presentation
  Bern, Switzerland
- Invited
- Data Source
  KAKENHI-PROJECT-22253007
[Presentation] 強磁場弱電離気体系に於ける電流クロージャー：Hall電流時空間非一様性がもたらすもの2013
- Author(s)
  吉川顕正
- Organizer
  日本物理学会第68回年次大会「プラズマ宇宙物理3学会合同セッション」
- Place of Presentation
  広島大学,　広島県東広島市
- Invited
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] Technical presentation on the “International Center for Space Wather Science and Education”, Kyushu University2013
- Author(s)
  Yoshikawa A
- Organizer
  第50回国連宇宙平和利用委員会
- Place of Presentation
  Vienna, Austria
- Invited
- Data Source
  KAKENHI-PROJECT-22253007
[Presentation] Cowling チャンネルの物理2013
- Author(s)
  吉川顕正
- Organizer
  「国立極地研究所研究集会：極域電磁圏構造の非線形発展」
- Place of Presentation
  国立極地研究所、東京都、立川市
- Invited
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] Current Closure from Polar to Equatorial Ionosphere via Cowling Channel, EGU General AssemblyCurrent Closure from Polar to Equatorial Ionosphere via Cowling Channel2013
- Author(s)
  Yoshikawa A
- Organizer
  EGU General Assembly 2013
- Place of Presentation
  Wien, Austria
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] M-I couping theory2013
- Author(s)
  Yoshikawa A
- Organizer
  ECLAT Project Meeting
- Place of Presentation
  Gratz, Austria
- Invited
- Data Source
  KAKENHI-PROJECT-22253007
[Presentation] Modeling of 3-fluid dynamic and generalized Ohm’s law for understanding ionospheric dynamics2013
- Author(s)
  Yoshikawa A
- Organizer
  JSPS Core-to-Core Program, 2013 ISWI and MAGDAS Africa School
- Place of Presentation
  Abuja, Cote d'Ivoire
- Invited
- Data Source
  KAKENHI-PROJECT-23540513
[Presentation] Technical presentation on the "International Center for Space Wather Science and Education"2013
- Author(s)
  Yoshikawa A
- Organizer
  Kyushu University, 第50回国連宇宙平和利用委員会
- Place of Presentation
  国連ウィーン本部, ウィーン, オーストリア.
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] ICSWSE/MAGDAS project, United Nations2013
- Author(s)
  Yoshikawa A
- Organizer
  Austria Symposium on "Space Weather Data, Instruments and Models: Looking Beyond the International Space Weather Initiative"
- Place of Presentation
  Graz, AustriaAcademy of Sciences, Institute for Space Research, Graz, Austria
- Data Source
  KAKENHI-PROJECT-22253007
[Presentation] Plasmaspheric plasma density and the ionospheric resonance width estimated by the improved hodograph method and the APGM method2013
- Author(s)
  Hideaki Kawano, Viacheslav Pilipenko, Ian R. Mann, David Milling, Satoko Saita, Kentarou Kitamura, Akimasa Yoshikawa, and MAGDAS/CPMN Group
- Organizer
  134th SGEPSS Fall Meeting
- Place of Presentation
  高知大学，高知
- Data Source
  KAKENHI-PROJECT-23540513
[Presentation] Cowlingチャンネルの物理2013
- Author(s)
  吉川顕正
- Organizer
  国立極地研究所研究集会 : 極域電磁圏構造の非線形発展
- Place of Presentation
  国立極地研究所(東京都)
- Year and Date
  2013-02-19
- Data Source
  KAKENHI-PROJECT-24340119
[Presentation] Sq電流系に於ける3次元カウリングチャンネルモデル2012
- Author(s)
  吉川顕正, 魚住禎司, 湯元清文
- Organizer
  2012年度日本地球惑星科学連合大会
- Place of Presentation
  幕張メッセ，千葉県幕張市
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] Establishment of International Center fot Space Science and education2012
- Author(s)
  Yoshikawa A
- Organizer
  United Nations/Ecuador Workshop on the International Space Weather Initiative (20th Workshop of the United Nations Basic Space Science Initiative)
- Place of Presentation
  Quito, Ecuador
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] MI結合の理論的側面から見たEISCAT_3Dへの期待2012
- Author(s)
  吉川顕正
- Organizer
  EISCAT研究集会 : 北極・北欧における観測・研究戦略
- Place of Presentation
  名古屋大学(愛知県)
- Year and Date
  2012-11-06
- Data Source
  KAKENHI-PROJECT-24340119
[Presentation] Formation of FAC -Cowling channel connecting from polar to equatorial ionosphere2012
- Author(s)
  Yoshikawa A., S. Ohtani, A. Nakamizo, T. Uozumi, Y. Tanaka
- Organizer
  Formation of FAC -Cowling channel connecting from polar to equatorial ionosphere・講演会
- Place of Presentation
  札幌コンベンションセンター
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] 太陽地球系科学の現状と科学課題 4:地球惑星圏における人類活動を支える知識基盤の構築2012
- Author(s)
  吉川顕正, SGEPSS 将来構想検討ワーキンググループ
- Organizer
  第132回地球電磁気･地球惑星圏学会総会・講演会
- Place of Presentation
  札幌コンベンションセンター
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] Cowlingチャンネルの物理2012
- Author(s)
  吉川顕正
- Organizer
  2011年度「極域電離圏-磁気圏結合」研究集会
- Place of Presentation
  国立極地研究所
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] 極域から磁気赤道域にかけて形成されるCowlingチャンネル2012
- Author(s)
  吉川顕正, 大谷晋一, 中溝葵, 魚住禎司, 湯元清文
- Organizer
  2012年度日本地球惑星科学連合大会
- Place of Presentation
  幕張メッセ，千葉県幕張市
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] International Space Wather Science and Education2012
- Author(s)
  Yoshikawa A
- Organizer
  UN/Austria Symposium on Space Weather Data Analysis
- Place of Presentation
  AustrianAcademy of Sciences, Institute for Space Research, Graz, Austria.
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] MI結合の理論的側面から見たEISCAT_3Dへの期待2012
- Author(s)
  吉川顕正
- Organizer
  EISCAT研究集会:北極・北欧における観測・研究戦略
- Place of Presentation
  名古屋大学,坂田ホール
- Year and Date
  2012-11-06
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] Modeling of 3D Sq current system, JSPS Core-to-Core Program2012
- Author(s)
  Yoshikawa A
- Organizer
  2012 ISWI and MAGDAS School on Space Science
- Place of Presentation
  Bangdong, Indonesia
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] 理論的観点から見た電離圏・磁気圏結合研究2012
- Author(s)
  Yoshikawa A
- Organizer
  太陽彩層と地球電離圏の接点」研究会
- Place of Presentation
  国立天文台・東京都三鷹市.
- Year and Date
  2012-01-10
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] 磁気圏電離圏チュートリアル2012
- Author(s)
  Yoshikawa A.
- Organizer
  第26回大気圏シンポジウム
- Place of Presentation
  JAXA宇宙科学研究所
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] 理論的観点から見た電離圏・磁気園結合研究2012
- Author(s)
  Yoshikawa A
- Organizer
  国立天文台研究集会「太陽彩層と地球電離圏の接点」研究会
- Place of Presentation
  国立天文台・東京都三鷹市(招待講演)
- Year and Date
  2012-01-10
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] Formation of Cowling channel from Polar to Equatorial Ionosphere2012
- Author(s)
  Yoshikawa A
- Organizer
  the 2012 AGU Fall Meeting
- Place of Presentation
  Moscone Convention Center, San Francisco, California
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] 磁気圏電離圏チュートリアル2012
- Author(s)
  Yoshikawa A
- Organizer
  第26回大気圏シンポジウム
- Place of Presentation
  JAXA宇宙科学研究所・神奈川県相模原市(招待講演)
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] 極域から磁気赤道域にかけて形成されるCowlingチャンネル2012
- Author(s)
  吉川顕正, 大谷晋一, 中溝葵, 魚住禎司, 湯元清文
- Organizer
  2012年度日本地球惑星科学連合大会
- Place of Presentation
  幕張メッセ,千葉県幕張市
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] International Space Wather Science and Education2012
- Author(s)
  Yoshikawa, A.
- Organizer
  UN/Austria Symposium on Space Weather Data Analysis
- Place of Presentation
  Institute for Space Research, Graz, Austria
- Invited
- Data Source
  KAKENHI-PROJECT-23540513
[Presentation] A, Modeling of 3D Sq current system, JSPS Core-to-Core Program2012
- Author(s)
  Yoshikawa A
- Organizer
  2012 ISWI and MAGDAS School on Space Science
- Place of Presentation
  Cianjur, Indonesia
- Data Source
  KAKENHI-PROJECT-22253007
[Presentation] 将来構想の施策まとめに関するパネルディスカッション12012
- Author(s)
  吉川顕正
- Organizer
  第132回地球電磁気・地球惑星圏学会総会・講演会
- Place of Presentation
  札幌コンベンションセンター
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] Establishment of International Center fot Space Science and education2012
- Author(s)
  Yoshikawa A
- Organizer
  United Nations/Ecuador Workshop on the International Space Weather Initiative (20th Workshop of the United Nations Basic Space Science Initiative)
- Place of Presentation
  Quito, Equador
- Invited
- Data Source
  KAKENHI-PROJECT-22253007
[Presentation] Modeling of 3D Sq current system, JSPS Core-to-Core Program2012
- Author(s)
  Yoshikawa A.
- Organizer
  2012 ISWI and MAGDAS School on Space Science
- Place of Presentation
  LAPAN(インドネシア)
- Data Source
  KAKENHI-PROJECT-24340119
[Presentation] Extraction of polarization field and magnetospheric impedance from the M-I coupled system via shear Alfven wave2012
- Author(s)
  Yoshikawa A.
- Organizer
  第132回地球電磁気･地球惑星圏学会総会・講演会
- Place of Presentation
  札幌コンベンションセンター
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] 電離圏に於け入反射Alfven 波の分離2012
- Author(s)
  吉川顕正, 細川敬祐, 小川泰信, 家田章正, 藤井良一, 湯元清文
- Organizer
  2012年度日本地球惑星科学連合大会
- Place of Presentation
  幕張メッセ，千葉県幕張市
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] Modeling of 3D Sq current system2012
- Author(s)
  Yoshikawa A.
- Organizer
  JSPS Core-to-Core Program, 2012 ISWI and MAGDAS School on Space Science
- Place of Presentation
  Cianjur, Indonesia
- Invited
- Data Source
  KAKENHI-PROJECT-22253007
[Presentation] Establishment of International Center fot Space Science and education2012
- Author(s)
  Yoshikawa A
- Organizer
  United Nations/Ecuador Workshop on the International Space Weather Initiative (20th Workshop of the United Nations Basic Space Science Initiative)
- Place of Presentation
  Quito, Ecuador
- Data Source
  KAKENHI-PROJECT-22253007
[Presentation] Opening of International Space Wather Science and Education2012
- Author(s)
  Yoshikawa A.
- Organizer
  UN/Austria Symposium on Space Weather Data Analysis
- Place of Presentation
  Gratz, Austria
- Invited
- Data Source
  KAKENHI-PROJECT-22253007
[Presentation] Sq電流系に於ける3次元カウリングチャンネルモデル2012
- Author(s)
  吉川顕正, 魚住禎司, 湯元清文
- Organizer
  2012年度日本地球惑星科学連合大会
- Place of Presentation
  幕張メッセ,千葉県幕張市
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] Extraction of polarization field and magnetospheric impedance from the M-I coupled system via shear Alfven wave2012
- Author(s)
  Yoshikawa A.
- Organizer
  第132回地球電磁気・地球惑星圏学会総会・講演会
- Place of Presentation
  札幌コンベンションセンター.
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] Formation of FAC -Cowling channel connecting from polar to equatorial ionosphere2012
- Author(s)
  Yoshikawa A., S. Ohtani, A. Nakamizo, T. Uozumi, Y. Tanaka
- Organizer
  第132回地球電磁気･地球惑星圏学会総会・講演会
- Place of Presentation
  札幌コンベンションセンター
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] 電離圏に於け入反射Alfven 波の分離2012
- Author(s)
  吉川顕正, 細川敬祐, 小川泰信, 家田章正, 藤井良一, 湯元清文
- Organizer
  2012年度日本地球惑星科学連合大会
- Place of Presentation
  幕張メッセ,千葉県幕張市
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] 地上-静止軌道で同時観測されたサブストーム・カレントウエッジに伴うPi2地磁気脈動2011
- Author(s)
  魚住禎司, 湯元清文, 古賀清一, 小原隆博, B.M.シェフトソフ, S.I.ソロブエフ, 池田昭大, 阿部修司, 吉川顕正, 河野英昭
- Organizer
  日本地球惑星科学連合2011年大会
- Place of Presentation
  幕張メッセ(千葉)(ポスター)
- Year and Date
  2011-05-26
- Data Source
  KAKENHI-PROJECT-22253007
[Presentation] Illustration of Cowling channel coupling to the shear Alfven wave2011
- Author(s)
  吉川顕正
- Organizer
  第35回極域宙空圏シンポジウム
- Place of Presentation
  国立極地研究所・東京都立川市
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] 1/4波長モード磁力線共鳴振動の空間分布と共鳴特性について2011
- Author(s)
  尾花由紀, Menk Frederick W., Waters Colin L., Sciffer Murray D., 吉川顕正, 吉川一朗, Moldwin Mark, Mann Ian R., Boteler David, Angelopoulos Vassilis, Russell C.T.
- Organizer
  地球電磁気・地球惑星圏学会,第130回総会・講演会
- Place of Presentation
  神戸大学六甲第2キャンパス
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] 理論的観点から見た電離圏・磁気園結合研究2011
- Author(s)
  Yoshikawa A
- Organizer
  国立天文台研究集会「太陽彩層と地球電離圏の接点」研究会
- Place of Presentation
  国立天文台・東京都三鷹市(招待講演)
- Year and Date
  2011-01-10
- Data Source
  KAKENHI-PROJECT-22253007
[Presentation] Timing relation between positive bay onsets, Pi 2onsets, auroral initial brightenings and auroral breakups2011
- Author(s)
  徳永旭将, 中村和幸, 樋口知之, 魚住禎司, 吉川顕正, 森岡昭, 湯元清文, MAGDAS/CPMNグループ, 湯元清文
- Organizer
  地球電磁気・地球惑星圏学会,第130回総会・講演会
- Place of Presentation
  神戸大学六甲第2キャンパス
- Data Source
  KAKENHI-PROJECT-22253007
[Presentation] New method for describing the Cowling channel coupling to the FAC system via shear Alfven wave: Conjugate Hall current analysis2011
- Author(s)
  吉川顕正
- Organizer
  地球電磁気・地球惑星圏学会, 第130回総会・講演会
- Place of Presentation
  神戸大学六甲第2キャンパス
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] FM-CWレーダーとMAGDASによって観測された長周期の磁場・電場変動2011
- Author(s)
  池田昭大, 湯元清文, 柿並義宏, 篠原学, 野崎憲朗, 長妻努, 吉川顕正, B.M.Shevtsov, V.V.Bychkov, Q.M.Sugon, Jr., D.McNamara
- Organizer
  日本地球惑星科学連合2011年大会
- Place of Presentation
  幕張メッセ(千葉)(ポスター)
- Year and Date
  2011-05-26
- Data Source
  KAKENHI-PROJECT-22253007
[Presentation] Cowlingチャンネル形成の理論2011
- Author(s)
  Yoshikawa A
- Organizer
  国立極地研究所研究集会:極域電磁圏構造の非線形発展(観測と理論的アプローチの協働を目指して)
- Place of Presentation
  国立極地研究所・東京都立川市(招待講演)
- Data Source
  KAKENHI-PROJECT-22253007
[Presentation] New method for describing the Cowling channel coupling to the FAC system via shear Alfven wave : Conjugate Hall current analysis2011
- Author(s)
  吉川顕正
- Organizer
  地球電磁気・地球惑星圏学会,第130回総会・講演会
- Place of Presentation
  神戸大学六甲第2キャンパス
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] 地上-静止軌道で同時観測されたサブストーム・カレントウェッジの上向き/下向き沿磁力線電流に伴うPi2地磁気脈動2011
- Author(s)
  魚住禎司, 湯元清文, 今城峻, 古賀清一, 小原隆博, Baishev Dmitry, Shevtsov Boris M., Milling David, Mann Ian R., 池田昭大, 阿部修司, 吉川顕正, 河野英昭
- Organizer
  地球電磁気・地球惑星圏学会,第130回総会・講演会
- Place of Presentation
  神戸大学六甲第2キャンパス
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] Cowlingチャンネル形成の理論2011
- Author(s)
  Yoshikawa A
- Organizer
  国立極地研究所研究集会:極域電磁圏構造の非線形発展(観測と理論的アプローチの協働を目指して
- Place of Presentation
  国立極地研究所・東京都立川市(招待講演)
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] The Resonance Structure of Quarter-Wave ULF Pulsations2011
- Author(s)
  Y.Obana, F.W.Menk, C.L.Waters, M.D.Sciffer, A.Yoshikawa, I.Yoshikawa, M.Moldwin, I.R.Mann, D.Botele, V.Angelopoulos, C.T.Russell
- Organizer
  Workshop on Physical Processes in Non-Uniform Finite Magnetospheric Systems-50 Years of Tamao's Resonant Mode Coupling Theory
- Place of Presentation
  九州大学西新プラザ・福岡市(招待講演)
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] Field line resonance detected by magnetic and optical measurements2011
- Author(s)
  Y.Tanaka, A.Yoshikawa, Y.Ebihara, S.Saita
- Organizer
  Workshop on Physical Processes in Non-Uniform Finite Magnetospheric Systems-50 Years of Tamao's Resonant Mode Coupling Theory
- Place of Presentation
  九州大学西新プラザ・福岡市
- Data Source
  KAKENHI-PROJECT-22253007
[Presentation] A new method for describing the Cowling channel coupling to the FAC system via shear Alfven wave : Conjugate Hall current analysis2011
- Author(s)
  Yoshikawa A
- Organizer
  Workshop on Physical Processes in Non-Uniform Finite Magnetospheric Systems-50 Years of Tamao's Resonant Mode Coupling Theory
- Place of Presentation
  九州大学西新プラザ・福岡市(招待講演)
- Data Source
  KAKENHI-PROJECT-22253007
[Presentation] A new method for describing the Cowling channel coupling to the FAC system via shear Alfven wave : Conjugate Hall current analysis2011
- Author(s)
  Yoshikawa A
- Organizer
  NICT/STEL共催2011年度中間圏・熱圏・電離圏(MTI)研究集会
- Place of Presentation
  九州大学箱崎キャンパス・福岡市(招待講演)
- Data Source
  KAKENHI-PROJECT-22253007
[Presentation] A new method for describing the Cowling channel coupling to the FAC system viashear Alfven wave : Conjugate Hall current analysis2011
- Author(s)
  Yoshikawa A
- Organizer
  AGU Fall meeting
- Place of Presentation
  米国・サンフランシスコ
- Data Source
  KAKENHI-PROJECT-22253007
[Presentation] A new method for describing the Cowling channel coupling to the FAC system via shear Alfven wave: Conjugate Hall current analysis2011
- Author(s)
  吉川顕正
- Organizer
  NICT/STEL共催2011年度中間圏・熱圏・電離圏(MTI)研究集会
- Place of Presentation
  九州大学箱崎キャンパス
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] Cowling チャンネル形成の理論2011
- Author(s)
  Yoshikawa A
- Organizer
  国立極地研究所研究集会:極域電磁圏構造の非線形発展(観測と理論的アプローチの協働を目指して)」
- Place of Presentation
  国立極地研究所
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] A new method for describing the Cowling channel coupling to the FAC system via shear Alfven wave : Conjugate Hall current analysis2011
- Author(s)
  Yoshikawa A
- Organizer
  Workshop on Physical Processes in Non-Uniform Finite Magnetospheric Systems-50 Years of Tamao's Resonant Mode Coupling Theory
- Place of Presentation
  九州大学西新プラザ・福岡市(招待講演)
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] The Resonance Structure of Quarter-Wave ULF Pulsations2011
- Author(s)
  Y.Obana, F.W.Menk, C.L.Waters, M.D.Sciffer, A.Yoshikawa, I.Yoshikawa, M.Moldwin, I.R.Mann, D.Botele, V.Angelopoulos, C.T.Russell
- Organizer
  Workshop on Physical Processes in Non-Uniform Finite Magnetospheric Systems-50 Years of Tamao's Resonant Mode Coupling Theory
- Place of Presentation
  九州大学西新プラザ・福岡市(招待講演)
- Data Source
  KAKENHI-PROJECT-22253007
[Presentation] Illustration of Cowling channel coupling to the shear Alfven wave2011
- Author(s)
  吉川顕正
- Organizer
  第35回極域宙空圏シンポジウム
- Place of Presentation
  国立極地研究所
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] 1/4波長モード磁力線共鳴振動の空間分布と共鳴特性について2011
- Author(s)
  尾花由紀, Menk Frederick W., Waters Colin L., Sciffer Murray D., 吉川顕正, 吉川一朗, Moldwin Mark, Mann Ian R., Boteler David, Angelopoulos Vassilis, Russell C.T.
- Organizer
  地球電磁気・地球惑星圏学会,第130回総会・講演会
- Place of Presentation
  神戸大学六甲第2キャンパス
- Data Source
  KAKENHI-PROJECT-22253007
[Presentation] Geomagnetic Disturbances, ISWI/MAGDAS school on Litho-Space Weather2011
- Author(s)
  Yoshikawa A
- Organizer
  RedeemersUniversity
- Place of Presentation
  Lagos, Nigeria
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] A new method for describing the Cowling channel coupling to the FAC system via shear Alfven wave: Conjugate Hall current analysis2011
- Author(s)
  Yoshikawa A.
- Organizer
  Workshop on Physical Processes in Non-Uniform Finite Magnetospheric Systems-50 Years of Tamao's Resonant Mode Coupling Theory -
- Place of Presentation
  Nishijin plaza, Fukuoka, Japan
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] A new method for describing the Cowling channel coupling to the FAC system via shear Alfven wave : Conjugate Hall current analysis2011
- Author(s)
  Yoshikawa A
- Organizer
  NICT/STEL共催2011年度中間圏・熱圏・電離圏(MTI)研究集会
- Place of Presentation
  九州大学箱崎キャンパス・福岡市(招待講演)
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] Principle of Geomagnetism, ISWI/MAGDAS school on Litho-Space Weather2011
- Author(s)
  Yoshikawa A
- Organizer
  RedeemersUniversity
- Place of Presentation
  Lagos, Nigeria
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] Cowling チャンネル形成の理論2011
- Author(s)
  Yoshikawa A
- Organizer
  国立極地研究所研究集会：極域電磁圏構造の非線形発展（観測と理論的アプローチの協働を目指して）(招待講演)
- Place of Presentation
  国立極地研究所
- Data Source
  KAKENHI-PROJECT-23540513
[Presentation] New method for describing the Cowling channel coupling to the FAC system via shear Alfven wave : Conjugate Hall current analysis2011
- Author(s)
  吉川顕正
- Organizer
  地球電磁気・地球惑星圏学会,第130回総会・講演会
- Place of Presentation
  神戸大学六甲第2キャンパス
- Data Source
  KAKENHI-PROJECT-22253007
[Presentation] Timing relation between positive bay onsets, Pi 2onsets, auroral initial brightenings and auroral breakups2011
- Author(s)
  徳永旭将, 中村和幸, 樋口知之, 魚住禎司, 吉川顕正, 森岡昭, 湯元清文, MAGDAS/CPMNグループ, 湯元清文
- Organizer
  地球電磁気・地球惑星圏学会,第130回総会・講演会
- Place of Presentation
  神戸大学六甲第2キャンパス
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] Illustration of Cowling channel coupling to the shear Alfven wave2011
- Author(s)
  吉川顕正
- Organizer
  第35回極域宙空圏シンポジウム
- Place of Presentation
  国立極地研究所・東京都立川市
- Data Source
  KAKENHI-PROJECT-22253007
[Presentation] 磁気圏電離圏チュートリアル2011
- Author(s)
  Yoshikawa A
- Organizer
  第26回大気圏シンポジウム
- Place of Presentation
  JAXA宇宙科学研究所・神奈川県相模原市(招待講演)
- Data Source
  KAKENHI-PROJECT-22253007
[Presentation] Long period Ionospheric Electric and Magnetic Field Variations Observed by FM-CW Radar and MAGDAS2011
- Author(s)
  Ikeda A., K.Yumoto, Y.Kakinami, M.Shinohara, K.Nozaki, T.Nagatsuma, A.Yoshikawa, B.M.Shevtsov, V.V.Bychkov, Q.M.Sugon, Jr, D.McNamara
- Organizer
  IUGG 2011
- Place of Presentation
  Melbourne, Australia(ポスター)
- Year and Date
  2011-07-04
- Data Source
  KAKENHI-PROJECT-22253007
[Presentation] Field line resonance detected by magnetic and optical measurements2011
- Author(s)
  Y.Tanaka, A.Yoshikawa, Y.Ebihara, S.Saita
- Organizer
  Workshop on Physical Processes in Non-Uniform Finite Magnetospheric Systems-50 Years of Tamao's Resonant Mode Coupling Theory
- Place of Presentation
  九州大学西新プラザ・福岡市
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] A self-consistent formulation for the evolution of ionospheric conductances at the ionospheric E-region within an M-I coupling scheme2011
- Author(s)
  Yoshikawa A
- Organizer
  AGU Chapman conference on Relationship Between Auroral Phenomonology and Magnetospheric πrocesses
- Place of Presentation
  Fairbanks, USA
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] 地上-静止軌道で同時観測されたサブストーム・カレントウェッジの上向き/下向き沿磁力線電流に伴うPi2地磁気脈動2011
- Author(s)
  魚住禎司, 湯元清文, 今城峻, 古賀清一, 小原隆博, Baishev Dmitry, Shevtsov Boris M., Milling David, Mann Ian R., 池田昭大, 阿部修司, 吉川顕正, 河野英昭
- Organizer
  地球電磁気・地球惑星圏学会,第130回総会・講演会
- Place of Presentation
  神戸大学六甲第2キャンパス
- Data Source
  KAKENHI-PROJECT-22253007
[Presentation] A new method for describing the Cowling channel coupling to the FAC system via shear Alfven wave : Conjugate Hall current analysis2011
- Author(s)
  Yoshikawa A
- Organizer
  AGU Fall meeting
- Place of Presentation
  米国・サンフランシスコ
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] 電流キャリア遷移過程を考慮した電気伝導度発展方程式の考察2010
- Author(s)
  吉川顕正
- Organizer
  第34回極域宙空圏シンポジウム
- Year and Date
  2010-12-02
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] 磁気圏電離圏結合系に於ける電流キャリア遷移過程を考慮した電気伝導度モデリングとその帰結,地球電磁気2010
- Author(s)
  吉川顕正, 中溝葵, 魚住禎司,田中良昌, 大谷晋一
- Organizer
  地球惑星圏学会,第128回総会・講演会
- Place of Presentation
  沖縄県市町村自治会
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] Cowlingチャンネル研究の展開2010
- Author(s)
  吉川顕正
- Organizer
  平成22年度名古屋大学太陽地球環境研究所研究集「EISCAT研究集会」
- Place of Presentation
  情報通信研究機構(招待講演)
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] 多機能型電離圏ポテンシャルソルバーによって導出された電離圏対流変形の要因分離:ハラング連続性の考察2010
- Author(s)
  吉川顕正
- Organizer
  日本地球惑星連合2010年大会
- Place of Presentation
  千葉県幕張メッセ
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] Generalized Cowling Channel in the global ionosphere2010
- Author(s)
  Yoshikawa A
- Organizer
  FMI-Invitation seminar, 20 Aug., FMI
- Place of Presentation
  Helsinki, Finland
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] Generalized Cowling Channel in the global ionosphere2010
- Author(s)
  Yoshikawa A
- Organizer
  FMI-Invitation seminar
- Place of Presentation
  Helsinki, Finland(Invited talk)
- Year and Date
  2010-08-20
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] On the Harang-discontinuity type ionospheric potential field deformation derived from the multi- functional ionospheric potential solver2010
- Author(s)
  Yoshikawa A., S Ohtani
- Organizer
  2010 Western Pacific Geophysics Meeting
- Place of Presentation
  Taipei, Taiwan(Invited talk)
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] Cowling チャンネル研究からみた二次元電離圏ポテンシャルソルバーの留意点2010
- Author(s)
  吉川顕正
- Organizer
  GEMSIS-太陽、磁気圏、電離圏ワークショップ2010:ジオスペースにおける多圏間相互作用と高エネルギー粒子生成・消滅機構
- Place of Presentation
  名鉄犬山観光ホテル
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] Hall Conjugate Analysis for extraction of Cowling Channel2010
- Author(s)
  Yoshikawa A
- Organizer
  FMI-Invitation seminar
- Place of Presentation
  Helsinki, Finland(Invited talk)
- Year and Date
  2010-09-03
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] Alfven波をつうじたMI結合系でのCowling-channelの形成2010
- Author(s)
  吉川顕正
- Organizer
  日本地球惑星連合2010年大会
- Place of Presentation
  千葉県幕張メッセ
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] 磁気圏電離圏結合系に於ける電流キャリア遷移過程を考慮した電気伝導度モデリングとその帰結2010
- Author(s)
  吉川顕正, 中溝葵, 魚住禎司, 田中良昌, 大谷晋一
- Organizer
  地球電磁気・地球惑星圏学会,第128回総会・講演会
- Place of Presentation
  沖縄県市町村自治会
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] Formation of Cowling Channel through the MI-Coupling Process via Shear Alfven Wave2010
- Author(s)
  Yoshikawa A., O Amm and R Fujii
- Organizer
  EGU meeting
- Place of Presentation
  Vienne, Austria
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] Cowling チャンネル研究の展開2010
- Author(s)
  吉川顕正
- Organizer
  名古屋大学太陽地球環境研究所研究集会,「欧州非干渉性レーダー研究集会」
- Place of Presentation
  情報通信研究機構小金井本部国際会議室
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] On the Harang- discontinuity typeionospheric potential field deformation derived from the multi- functional ionospheric potential solver2010
- Author(s)
  Yoshikawa A., and S Ohtani
- Organizer
  Western Pacific Geophysics Meeting
- Place of Presentation
  Taipei, Taiwan
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] Hall Conjugate Analysis for extraction of Cowling Channel2010
- Author(s)
  Yoshikawa A
- Organizer
  FMI-Invitation seminar, 3 Sept., FMI
- Place of Presentation
  Helsinki, Finland
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] Formation of Cowling Channel through the MI-Coupling Process via Shear Alfven Wave2010
- Author(s)
  Yoshikawa A., O Amm, R Fujii
- Organizer
  EGU-meeting
- Place of Presentation
  Vienne, Austria(Invited talk)
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] Cowlingチャンネル生成に伴う伝導度分配機構2010
- Author(s)
  吉川顕正
- Organizer
  平成22年度国立極地研究所研究集会「極域における電離圏パラメータの非線形発展;モデル化と検証」
- Place of Presentation
  国立極地研究所
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] Cowling研究からみた二次元ポテンシャルソルバーの留意点2010
- Author(s)
  吉川顕正
- Organizer
  Cowling研究からみた二次元ポテンシャルソルバーの留意点,平成22年度名古屋大学太陽地球環境研究所研究集会「GEMSIS-太陽、磁気圏、電離圏ワークショップ2010
- Place of Presentation
  名鉄犬山ホテル(招待講演)
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] Formation of Cowling Channel through the Inductive MI-Coupling Process2010
- Author(s)
  Yoshikawa A., O Amm, H Vanhamaki, and R Fujii
- Organizer
  Western Pacific Geophysics Meeting
- Place of Presentation
  Taipei, Taiwan.
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] Formation of Cowling Channel through the Inductive MI-Coupling Process2010
- Author(s)
  Yoshikawa A., O Amm, H Vanhamoki, R Fujii
- Organizer
  2010 Western Pacific Geophysics Meeting
- Place of Presentation
  Taipei, Taiwan(Invited talk)
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] 磁気圏電離圏結合における Hall 電流発散の役割2009
- Author(s)
  吉川顕正, et al.
- Organizer
  名古屋大学太陽地球環境研究所研究集会電磁圏物理学シンポジウム
- Place of Presentation
  九州大学・西新プラザ
- Year and Date
  2009-03-04
- Data Source
  KAKENHI-PROJECT-18253005
[Presentation] 低高度MHD擾乱からのCowling-channel抽出手法の開発2009
- Author(s)
  吉川顕正
- Organizer
  The 33rd Symposium on Space and Upper Atmospheric Sciences in the Polar Regions
- Place of Presentation
  国立極地研究所
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] 内部境界条件に於ける誘導効果とBrの処理 : 仮想モノポールの取り扱いについて2008
- Author(s)
  吉川顕正
- Organizer
  太陽地球/惑星系統合型モデル・シミュレータ構築に向けた研究集会
- Place of Presentation
  海洋研究開発機構横浜研究所三好記念講堂
- Data Source
  KAKENHI-PROJECT-18253005
[Presentation] Separation of Sq current system into Cowling-Electrojet current channel using Hall conjugate current analysis2008
- Author(s)
  吉川顕正, et al.
- Organizer
  第124回 SGEPSS総会および講演会
- Place of Presentation
  仙台市戦災復興記念館
- Year and Date
  2008-10-09
- Data Source
  KAKENHI-PROJECT-18253005
[Presentation] 地上多点ネットワークデータの活用 : MAGDAS/ CPMNデータの料理の仕方2008
- Author(s)
  吉川顕正
- Organizer
  第107回生存圏シンポジウム/SGEPSS波動分科会「磁気圏および宇宙空間のプラズマ波動の観測と理論」
- Place of Presentation
  日石仙台ビル
- Year and Date
  2008-10-13
- Data Source
  KAKENHI-PROJECT-18253005
[Presentation] Sq研究の新展開2008
- Author(s)
  吉川顕正, et. al.
- Organizer
  第3回ジオスペース環境科学研究会
- Place of Presentation
  九州大学・西新プラザ
- Year and Date
  2008-03-06
- Data Source
  KAKENHI-PROJECT-18253005
[Presentation] Formation of Cowling channel in the global ionosphere and their description method2008
- Author(s)
  吉川顕正
- Organizer
  第124回 SGEPSS総会および講演会
- Place of Presentation
  仙台市戦災復興記念館
- Year and Date
  2008-10-10
- Data Source
  KAKENHI-PROJECT-18253005
[Presentation] Hall conjugates current analysis for extraction of Cowling effect from nonuniform-anisotropically conducting ionospheric current system2008
- Author(s)
  Yoshikawa A.
- Organizer
  EISCAT International Symposium
- Place of Presentation
  NIPR, Tokyo
- Data Source
  KAKENHI-PROJECT-18253005
[Presentation] D-Cowling Channel Model in the Sq Current System2008
- Author(s)
  Yoshikawa, A., et al.
- Organizer
  AOGS 5th Annual General Meeting
- Place of Presentation
  Busan, Korea
- Data Source
  KAKENHI-PROJECT-18253005
[Presentation] Hall conjugates current analysis for extraction of Cowling effect from ionosphericcurrent system2008
- Author(s)
  Yoshikawa A., et al.
- Organizer
  日本地球惑星科学連合2008年大会
- Place of Presentation
  千葉, 幕張メッセ
- Year and Date
  2008-05-28
- Data Source
  KAKENHI-PROJECT-18253005
[Presentation] 磁気圏電離圏間の対流・電流・物質流結合2008
- Author(s)
  吉川顕正
- Organizer
  第2回GEMISISワークショップ
- Place of Presentation
  名古屋大学太陽地球環境研究所
- Data Source
  KAKENHI-PROJECT-18253005
[Presentation] Electromagnetic Ml-coupling algorithm through magnetic shear and compression flow for Global M-I coupled Simulation2008
- Author(s)
  Yoshikawa A.
- Organizer
  Michigan-Japan Space Science Workshop
- Place of Presentation
  University of Michigan, USA
- Data Source
  KAKENHI-PROJECT-18253005
[Presentation] Formation of Cowling channel in the global ionosphere2008
- Author(s)
  Yoshikawa A
- Organizer
  第32回極域宙空圏シンポジウム
- Place of Presentation
  国立極地研究所
- Year and Date
  2008-08-04
- Data Source
  KAKENHI-PROJECT-18253005
[Presentation] Hall and Pedersen current closure in the 3D ionosphere2007
- Author(s)
  Yoshikawa, A., et. al.
- Organizer
  ISSI meeting for 3D-induction Ionosphere at International Space Science Institute
- Place of Presentation
  Bern, Swiss
- Data Source
  KAKENHI-PROJECT-18253005
[Presentation] Cowling Channel Formation in the 3D-Ionosphere2007
- Author(s)
  吉川顕正, et. al.
- Organizer
  Japan Geoscience Union Meeting 2007
- Place of Presentation
  Chiba, Japan
- Year and Date
  2007-05-19
- Data Source
  KAKENHI-PROJECT-18253005
[Presentation] Cowling channel formation in the 3D-Ionosphere2007
- Author(s)
  Yoshikawa, A., et. al.
- Organizer
  IAGA at the IUGG General Assembly
- Place of Presentation
  Perugia, Italy
- Data Source
  KAKENHI-PROJECT-18253005
[Presentation] 3D-Cowling Channel Model in the Sq Current System2007
- Author(s)
  吉川顕正, et. al.
- Organizer
  SGEPSS第122回総会・講演会
- Place of Presentation
  Nagoya, Japan
- Year and Date
  2007-09-29
- Data Source
  KAKENHI-PROJECT-18253005
[Presentation] Remotely sensed of some parameters of the solar wind via a low-latitude Pc 5 index
- Author(s)
  Magdi Elfadil Yousif Suliman, Akimasa Yoshikawa, Kiyohumi Yumoto, Teiji Uozumi, Hideaki Kawano, Shuji Abe
- Organizer
  日本地球惑星科学連合2013年大会
- Place of Presentation
  幕張メッセ、千葉
- Data Source
  KAKENHI-PROJECT-22253007
[Presentation] MAGDAS地磁気観測ネットワークを用いた中間圏-熱圏-電離圏結合過程の研究
- Author(s)
  阿部修司, 湯元清文, 河野英昭, 吉川顕正, 魚住禎司, 池田昭大, 山崎洋介, 前田丈二
- Organizer
  日本地球惑星科学連合2012年大会
- Place of Presentation
  幕張メッセ、千葉
- Data Source
  KAKENHI-PROJECT-22253007
[Presentation] 低緯度Pi2観測時の磁気圏内での空間的磁場変動
- Author(s)
  今城峻, 湯元清文, 魚住禎司, 古賀清一, 小原隆博, 河野英昭, 吉川顕正, 阿部修司, 池田昭大, Vassilis Angelopoulos
- Organizer
  日本地球惑星科学連合2012年大会
- Place of Presentation
  幕張メッセ、千葉
- Data Source
  KAKENHI-PROJECT-22253007
[Presentation] 宇宙天気研究キャパシティ・ビルディング(能力強化)のための拠点形成について
- Author(s)
  湯元清文, 吉川顕正, 河野英昭, Liu Huixin, 渡辺正和, 池田昭大, 前田丈二, 阿部修司, 魚住禎司
- Organizer
  日本地球惑星科学連合2012年大会
- Place of Presentation
  幕張メッセ、千葉
- Data Source
  KAKENHI-PROJECT-22253007
[Presentation] The relationship between solar wind parameters and dayside equatorial Pc 4 pulsations
- Author(s)
  Maria Gracita Cardinal, Kiyohumi Yumoto, Hideaki Kawano, Akimasa Yoshikawa, Teiji Uozumi, Shuji Abe, Akihiro Ikeda, Babatunde Rabiu
- Organizer
  第132回 SGEPSS総会および講演会
- Place of Presentation
  札幌コンベンションセンター、札幌
- Data Source
  KAKENHI-PROJECT-22253007
[Presentation] Global-mode Pc 5 pulsations: Ground distribution and correlation with energetic particles in the inner magnetosphere
- Author(s)
  Magdi Yousif suliman, Kiyohumi Yumoto, Akimasa Yoshikawa, Teiji Uozumi, Hideaki Kawano, Shuji Abe, et.al
- Organizer
  第132回 SGEPSS総会および講演会
- Place of Presentation
  札幌コンベンションセンター、札幌
- Data Source
  KAKENHI-PROJECT-22253007
[Presentation] MI結合の理論的側面から見たEISCAT_3Dへの期待
- Author(s)
  吉川顕正
- Organizer
  EISCAT研究集会：北極・北欧における観測・研究戦略
- Place of Presentation
  名古屋大学,坂田ホール
- Invited
- Data Source
  KAKENHI-PROJECT-22540460
[Presentation] Substorm current wedge model for Pi 2 pulsation revisited with the morphology of the global high-correlation Pi 2
- Author(s)
  Teiji Uozumi, Kiyohumi Yumoto, Shun Imajo, Kiyokazu Koga, Takahiro Obara, Dmitry Baishev, A. V.Moiseyev, Shuji Abe, Akimasa Yoshikawa, Hideaki Kawano
- Organizer
  第132回 SGEPSS総会および講演会
- Place of Presentation
  札幌コンベンションセンター、札幌
- Data Source
  KAKENHI-PROJECT-22253007
[Presentation] MI結合の理論的側面から見たEISCAT_3Dへの期待
- Author(s)
  吉川顕正
- Organizer
  EISCAT研究集会：北極・北欧における観測・研究戦略
- Place of Presentation
  名古屋大学,坂田ホール
- Invited
- Data Source
  KAKENHI-PROJECT-22253007
[Presentation] MAGDAS capacity building activities at ICSWSE
- Author(s)
  Maria Gracita Cardinal, Akimasa Yoshikawa, Hideaki Kawano, Huixin Liu, Masakazu Watanabe, Shuji Abe, Teiji Uozumi, George Maeda, Tohru Hada, Kiyohumi Yumoto
- Organizer
  日本地球惑星科学連合2013年大会
- Place of Presentation
  幕張メッセ、千葉
- Data Source
  KAKENHI-PROJECT-22253007
[Presentation] 強磁場弱電離気体系に於ける電流クロージャー：Hall電流時空間非一様性がもたらすもの
- Author(s)
  吉川顕正
- Organizer
  日本物理学会第68回年次大会
- Place of Presentation
  広島大学
- Invited
- Data Source
  KAKENHI-PROJECT-22253007
[Presentation] 地上低緯度と静止軌道で同時観測されたPi 2 の強度の統計解析
- Author(s)
  今城峻, 湯元清文, 魚住禎司, 古賀清一, 小原隆博, 河野英昭, 吉川顕正, 阿部修司, 池田昭大
- Organizer
  第132回 SGEPSS総会および講演会
- Place of Presentation
  札幌コンベンションセンター、札幌
- Data Source
  KAKENHI-PROJECT-22253007
[Presentation] "Rebuild of data distribution service for MAGDAS/CPMN project"
- Author(s)
  Abe, S., A. Yoshikawa, H. Kawano, T. Uozumi, A. Ikeda, M. G. Cardinal, G. Maeda, and K. Yumoto
- Organizer
  International CAWSES-II Symposium
- Place of Presentation
  名古屋大学
- Data Source
  KAKENHI-PROJECT-22253007
[Presentation] 九州大学国際宇宙天気科学・教育センターのデータ関連活動報告
- Author(s)
  阿部修司,吉川顕正,河野英昭,魚住禎司,池田昭大M. G. Cardinal,前田丈二,湯元清文
- Organizer
  科学情報学研究会・WDS国内シンポジウム（第4回）合同研究会
- Place of Presentation
  東京理科大学神楽坂キャンパス
- Data Source
  KAKENHI-PROJECT-22253007
[Presentation] The Relation Between Amplitudes of a Global-Mode Pc 5 Pulsations and Geosynchronous Electron Fluxes
- Author(s)
  Magdi Elfadil Yousif Suliman; Akimasa Yoshikawa; Kiyohumi Yumoto; Hideaki Kawano; Teiji Uozumi; Shuji Abe; et.al
- Organizer
  013 International Conference on Space Science and Communication (IconSpace)
- Place of Presentation
  Melaka, Malaysia
- Data Source
  KAKENHI-PROJECT-22253007
[Presentation] Seismo-electromagnetic anomalies in ELF range observed by an induction magnetometer in Kuju
- Author(s)
  Daijirou Tanaka, Teiji Uozumi, Shuji Abe, Hideaki Kawano, Akimasa Yoshikawa, Huixin Liu, Kiyohumi Yumoto
- Organizer
  第132回 SGEPSS総会および講演会
- Place of Presentation
  札幌コンベンションセンター、札幌
- Data Source
  KAKENHI-PROJECT-22253007

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Yoshikawa Akimasa 吉川 顕正

YOSHIKAWA Akimasa 吉川 顕正

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Exploring the Magnetosphere-Ionosphere coupling process: emergence of magnetospheric dynamicsPrincipal Investigator

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Studies on Cowling channel usingglobal Magnetosphere-Ionosphere coupling simulatorPrincipal Investigator

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沿磁力線電流、Sqダイナモ効果を繰り込りだ電離層電流の全球過渡応答モデルの開発Principal Investigator

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Yoshikawa Akimasa 吉川顕正

YOSHIKAWA Akimasa 吉川顕正