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Yokoyama Tatsuhiro  横山 竜宏

… Alternative Names

YOKOYAMA Tatsuhiro  横山 竜宏

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Researcher Number 30397525
Other IDs
  • ORCIDhttps://orcid.org/0000-0001-8392-6455
Affiliation (Current) 2025: 京都大学, 生存圏研究所, 准教授
Affiliation (based on the past Project Information) *help 2017 – 2025: 京都大学, 生存圏研究所, 准教授
2016 – 2019: 国立研究開発法人情報通信研究機構, 電磁波研究所宇宙環境研究室, 主任研究員
2016: (独)情報通信研究機構, 電磁波研究所, 主任研究員
2015: 国立研究開発法人情報通信研究機構, 電磁波計測研究所宇宙環境インフォマティクス研究室, 研究員
2014: (独)情報通信研究機構, 電磁波計測研究所, 主任研究員
Review Section/Research Field
Principal Investigator
Basic Section 17010:Space and planetary sciences-related / Space and upper atmospheric physics
Except Principal Investigator
Space and upper atmospheric physics / Medium-sized Section 17:Earth and planetary science and related fields / Science and Engineering
Keywords
Principal Investigator
シミュレーション / プラズマバブル / 電離圏 / GAIA / 計算物理 / 自然現象観測・予測 / 磁気圏・電離圏 / 超高層物理学 / シンチレーション / MSTID … More
Except Principal Investigator
… More 地球科学 / 宇宙科学 / 電離圏 / オーロラ / 赤道スプレッドF現象 / 地球惑星電離圏 / 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 / GNSS-TEC観測 / 全地球大気モデル / 衛星データ解析 / GPS-TEC観測 / レーダー観測 / 赤道プラズマバブル / 地上観測ネットワーク / プラズマバブル / 宇宙天気予報 / ジオスペース / 多周波共用アンテナ / ディジタル受信機 / ビーコン衛星 / 国際共同研究 / アジア太平洋 / 衛星ビーコン観測 / 赤道大気レーダー / 中規模伝搬性電離圏擾乱 / 地上観測 / ロケット観測 / 地球惑星上層大気 Less
  • Research Projects

    (9 results)
  • Research Products

    (259 results)
  • Co-Researchers

    (29 People)
  •  機械学習による電離圏長期観測データの整備と国際標準経験モデルへの寄与Principal Investigator

    • Principal Investigator
      横山 竜宏
    • Project Period (FY)
      2025 – 2027
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Review Section
      Basic Section 17010:Space and planetary sciences-related
    • Research Institution
      Kyoto 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
  •  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
  •  Study of ionospheric disturbances by coupling of global and local ionospheric numerical modelsPrincipal Investigator

    • Principal Investigator
      Yokoyama Tatsuhiro
    • Project Period (FY)
      2020 – 2023
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Review Section
      Basic Section 17010:Space and planetary sciences-related
    • Research Institution
      Kyoto University
  •  International study of equatorial ionosphere based on observations and models

    • Principal Investigator
      山本 衛
    • Project Period (FY)
      2020 – 2024
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Review Section
      Medium-sized Section 17:Earth and planetary science and related fields
    • Research Institution
      Kyoto University
  •  Ionospheric irregularities in low-mid latitudes and effects over Japanese ionospherePrincipal Investigator

    • Principal Investigator
      Yokoyama Tatsuhiro
    • Project Period (FY)
      2016 – 2019
    • Research Category
      Grant-in-Aid for Young Scientists (B)
    • Research Field
      Space and upper atmospheric physics
    • Research Institution
      Kyoto University
      National Institute of Information and Communications Technology
  •  Study of spatio-temporal fluctuation of low latitude ionosphere by using new satellite-ground beacon observation and Equatorial Atmospheric Radar

    • Principal Investigator
      Yamamoto Mamoru
    • Project Period (FY)
      2015 – 2018
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Research Field
      Space and upper atmospheric physics
    • Research Institution
      Kyoto University
  •  Study of relations between Equatorial Spread-F and ionospheric structures with Equatorial Atmosphere Radar and wide-area observation network

    • Principal Investigator
      Yamamoto Mamoru
    • Project Period (FY)
      2013 – 2016
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Space and upper atmospheric physics
    • Research Institution
      Kyoto University
  •  Study of generation mechanism of middle-latitude ionospheric wave by rocket and ground-based observations

    • Principal Investigator
      YAMAMOTO Mamoru
    • 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

All 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 Other

All Journal Article Presentation Book

  • [Book] Low and midlatitude ionospheric plasma density irregularities and their effects on geomagnetic field, Earth's Magnetic Field, Space Science Series of ISSI vol. 60, Earth's Magnetic Field -- Understanding Geomagnetic Sources from the Earth's Interior and its Environment, Edited by C. Stolle, N. Olsen et al., pages 503-5272017

    • Author(s)
      Yokoyama, T., and C. Stolle
    • Total Pages
      626
    • Publisher
      Springer
    • ISBN
      9789402412246
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Journal Article] Investigation of the Occurrence Characteristics and Possible Origins of Daytime Spread F Irregularities in Low Latitude Region2024

    • Author(s)
      Wei, L., C. Jiang, T. Yokoyama, J. Liu, G. Yang, and Y. Hu
    • Journal Title

      J. Geophys. Res. Space Physics

      Volume: 129 Issue: 1

    • DOI

      10.1029/2023ja031809

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-22K21345, KAKENHI-PROJECT-20K04037, KAKENHI-PROJECT-20H00197, KAKENHI-PROJECT-21H04518
  • [Journal Article] Modeling of Multi-Ion Plasma Bubbles in the Equatorial Ionosphere2023

    • Author(s)
      Jiang, C., L. Wei, T. Yokoyama, R. Tian, T. Liu, and G. Yang
    • Journal Title

      J. Geophys. Res. Space Physics

      Volume: 128 Issue: 10

    • DOI

      10.1029/2023ja031753

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-22K21345, KAKENHI-PROJECT-20K04037, KAKENHI-PROJECT-20H00197, KAKENHI-PROJECT-21H04518
  • [Journal Article] Effect of the seed perturbation amplitude on the equatorial spread F initiation during solar minimum2023

    • Author(s)
      Afolayan AO、Mandeep JS、Abdullah M、S A Hamid N、Yokoyama T
    • Journal Title

      Advances in Space Research

      Volume: 71 Issue: 1 Pages: 255-267

    • DOI

      10.1016/j.asr.2022.09.035

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K04037, KAKENHI-PROJECT-20H00197
  • [Journal Article] Nighttime Midlatitude E-F Coupling in Geomagnetic Conjugate Ionospheres: A Double Thin Shell Model and a Multi-Source Data Investigation2023

    • Author(s)
      Fu, W., T. Yokoyama, N. Ssessanga, G, Ma, and M. Yamamoto
    • Journal Title

      J. Geophys. Res. Space Physics

      Volume: 123 Issue: 3

    • DOI

      10.1029/2022ja031074

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-22K21345, KAKENHI-PROJECT-20H00197, KAKENHI-PROJECT-21H04518
  • [Journal Article] A three-dimensional stochastic structure model derived from high-resolution isolated equatorial plasma bubble simulations2023

    • Author(s)
      Rino, C., T. Yokoyama, and C. Carrano
    • Journal Title

      Earth, Planets and Space

      Volume: 75 Issue: 1 Pages: 64-64

    • DOI

      10.1186/s40623-023-01823-6

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-22K21345, KAKENHI-PROJECT-20K04037, KAKENHI-PROJECT-20H00197, KAKENHI-PROJECT-21H04518
  • [Journal Article] Solar and geomagnetic activity dependence of 150-km echoes observed by the Equatorial Atmosphere Radar in Indonesia2022

    • Author(s)
      Yokoyama Tatsuhiro、Takagi Rieko、Yamamoto Mamoru
    • Journal Title

      Earth, Planets and Space

      Volume: 74 Issue: 1

    • DOI

      10.1186/s40623-022-01675-6

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-20K04037, KAKENHI-PROJECT-20H00197, KAKENHI-PROJECT-21H04518
  • [Journal Article] Amplitude enhancement of short period GPS-TEC oscillations over rainfall area2022

    • Author(s)
      Toshihiko Iyemori, Akiyasu Yamada, Tadashi Aoyama, Kornyanat Hozumi, Yoshihiro Yokoyama, Yoko Odagi, Yasuharu Sano, Vijak Pangsapa, Thanawat Jarupongsakul, Akinori Saito and Masato Iguchi
    • Journal Title

      Earth, Planets and Space

      Volume: 74 Issue: 1

    • DOI

      10.1186/s40623-022-01604-7

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-21K03643, KAKENHI-PROJECT-20H00197
  • [Journal Article] Upwelling Coherent Backscatter Plumes Observed with Ionosondes in Low-Latitude Region2022

    • Author(s)
      Jiang Chunhua、Wei Lehui、Yokoyama Tatsuhiro、Xu Jiyao、Wu Kun、Yuan Wei、Liu Jing、Liu Tongxin、Yang Guobin、Zhao Zhengyu
    • Journal Title

      Journal of Space Weather and Space Climate

      Volume: 12 Pages: 13-13

    • DOI

      10.1051/swsc/2022010

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K04037, KAKENHI-PROJECT-20H00197
  • [Journal Article] On using a double-thin-shell approach and TEC perturbation component to sound night-time mid-latitude E?F coupling2022

    • Author(s)
      Fu Weizheng、Yokoyama Tatsuhiro、Ssessanga Nicholas、Yamamoto Mamoru、Liu Peng
    • Journal Title

      Earth, Planets and Space

      Volume: 74 Issue: 1

    • DOI

      10.1186/s40623-022-01639-w

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K04037, KAKENHI-PROJECT-20H00197, KAKENHI-PROJECT-21H04518
  • [Journal Article] Fast Ionogram Observations of Ascending Thin Layers Locally Transported from the E to F Region at Equatorial and Low Latitudes2022

    • Author(s)
      Hu Lianhuan、Li Guozhu、Ding Zonghua、Sun Wenjie、Zhao Xiukuan、Xie Haiyong、Zhu Zhengping、Yokoyama Tatsuhiro、Lan Jiaping、Huang Zhaoguo、Ning Baiqi
    • Journal Title

      Remote Sensing

      Volume: 14 Issue: 22 Pages: 5811-5811

    • DOI

      10.3390/rs14225811

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K04037, KAKENHI-PROJECT-20H00197
  • [Journal Article] Statistical Analysis of Medium‐Scale Traveling Ionospheric Disturbances Over Japan Based on Deep Learning Instance Segmentation2022

    • Author(s)
      Liu Peng、Yokoyama Tatsuhiro、Fu Weizheng、Yamamoto Mamoru
    • Journal Title

      Space Weather

      Volume: 20 Issue: 7

    • DOI

      10.1029/2022sw003151

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-20K04037, KAKENHI-PROJECT-20H00197, KAKENHI-PROJECT-21H04518
  • [Journal Article] Nonlinear Simulation of Ionospheric Irregularities at Mars2021

    • Author(s)
      Jiang Chunhua、Yokoyama Tatsuhiro、Wei Lehui、Yang Guobin、Zhao Zhengyu
    • Journal Title

      The Astrophysical Journal

      Volume: 909 Issue: 1 Pages: 47-47

    • DOI

      10.3847/1538-4357/abdc1d

    • Peer Reviewed / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K04037
  • [Journal Article] High‐Resolution 3‐D Imaging of Daytime Sporadic‐E Over Japan by Using GNSS TEC and Ionosondes2021

    • Author(s)
      Fu Weizheng、Ssessanga Nicholas、Yokoyama Tatsuhiro、Yamamoto Mamoru
    • Journal Title

      Space Weather

      Volume: 19 Issue: 12

    • DOI

      10.1029/2021sw002878

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K04037, KAKENHI-PROJECT-20H00197
  • [Journal Article] 電離圏局所シミュレーション2021

    • Author(s)
      横山 竜宏
    • Journal Title

      情報通信研究機構研究報告

      Volume: 67 Pages: 39-45

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-20K04037
  • [Journal Article] Propagation Mechanism of Medium Wave Broadcasting Waves Observed by the Arase Satellite: Hectometric Line Spectra2021

    • Author(s)
      Hashimoto Kozo、Shinbori Atsuki、Otsuka Yuichi、Tsuchiya Fuminori、Kumamoto Atsushi、Kasahara Yoshiya、Matsuoka Ayako、Nagano Isamu、Miyoshi Yoshizumi、Yokoyama Tatsuhiro
    • Journal Title

      Journal of Geophysical Research: Space Physics

      Volume: 126 Issue: 11

    • DOI

      10.1029/2021ja029813

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-20H00197, KAKENHI-PROJECT-21H01146
  • [Journal Article] Anomalous Increase in the Occurrence of Post‐Midnight FAI Radar Echoes in September 2019 and Its Relation With the Austral Sudden Stratospheric Warming2021

    • Author(s)
      Meenakshi S.、Sridharan S.、Solomon Ivan J.、Hozumi K.、Yatini C. Y.、Yokoyama T.、Hashiguchi H.
    • Journal Title

      Journal of Geophysical Research: Space Physics

      Volume: 126 Issue: 6

    • DOI

      10.1029/2020ja028902

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K04037, KAKENHI-PROJECT-20H00197
  • [Journal Article] On the Generation of an Unseasonal EPB Over South East Asia2021

    • Author(s)
      Currie J. L.、Carter B. A.、Retterer J.、Dao T.、Pradipta R.、Caton R.、Groves K.、Otsuka Y.、Yokoyama T.、Hozumi K.、Le Truong T.、Terkildsen M.
    • Journal Title

      Journal of Geophysical Research: Space Physics

      Volume: 126 Issue: 2

    • DOI

      10.1029/2020ja028724

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20H00197
  • [Journal Article] Daytime Dynamo Electrodynamics With Spiral Currents Driven by Strong Winds Revealed by Vapor Trails and Sounding Rocket Probes2020

    • Author(s)
      Pfaff R.、Larsen M.、Abe T.、Habu H.、Clemmons J.、Freudenreich H.、Rowland D.、Bullett T.、Yamamoto M.‐Y.、Watanabe S.、Kakinami Y.、Yokoyama T.、Mabie J.、Klenzing J.、Bishop R.、Walterscheid R.、Yamamoto M.、Yamazaki Y.、Murphy N.、Angelopoulos V.
    • Journal Title

      Geophysical Research Letters

      Volume: 47 Issue: 15 Pages: 1-9

    • DOI

      10.1029/2020gl088803

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18K03726, KAKENHI-PROJECT-20H00197
  • [Journal Article] Dilatory and Downward Development of 3‐m Scale Irregularities in the Funnel‐Like Region of a Rapidly Rising Equatorial Plasma Bubble2020

    • Author(s)
      Tulasi Ram S.、Ajith K. K.、Yokoyama T.、Yamamoto M.、Hozumi K.、Shiokawa K.、Otsuka Y.、Li G.
    • Journal Title

      Geophysical Research Letters

      Volume: 47 Issue: 13

    • DOI

      10.1029/2020gl087256

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K04037, KAKENHI-PROJECT-16H06286
  • [Journal Article] Observation of seasonal asymmetry in the range spread F?occurrence at different longitudes during low and moderate solar activity2019

    • Author(s)
      Afolayan Abimbola O.、Jit Singh Mandeep、Abdullah Mardina、Buhari Suhaila M.、Yokoyama Tatsuhiro、Supnithi Pornchai
    • Journal Title

      Annales Geophysicae

      Volume: 37 Issue: 4 Pages: 733-745

    • DOI

      10.5194/angeo-37-733-2019

    • NAID

      120006800740

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-16K17814, KAKENHI-PROJECT-15H02135
  • [Journal Article] Investigation of Spatiotemporal Morphology of Plasma Bubbles Based on EAR Observations2019

    • Author(s)
      Joshi L.M.、Tsai L.‐C.、Su S.‐Y.、Otsuka Y.、Yokoyama T.、Yamamoto M.、Sarkhel S.、Hozumi K.、Lu C.‐H.
    • Journal Title

      Journal of Geophysical Research: Space Physics

      Volume: 124 Issue: 12 Pages: 10549-10563

    • DOI

      10.1029/2019ja026839

    • Peer Reviewed / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-16K17814, KAKENHI-PROJECT-15H02135, KAKENHI-PROJECT-19F19031
  • [Journal Article] Seeding of Equatorial Plasma Bubbles by Vertical Neutral Wind2019

    • Author(s)
      Yokoyama Tatsuhiro、Jin Hidekatsu、Shinagawa Hiroyuki、Liu Huixin
    • Journal Title

      Geophysical Research Letters

      Volume: 46 Issue: 13 Pages: 7088-7095

    • DOI

      10.1029/2019gl083629

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PLANNED-15H05815, KAKENHI-PROJECT-16K17814, KAKENHI-PROJECT-15H02135, KAKENHI-PUBLICLY-18H04446
  • [Journal Article] All‐Sky Imaging Observations and Modeling of Bright 630‐nm Airglow Structures Associated With MSTIDs2019

    • Author(s)
      Martinis C.、Yokoyama T.、Nishioka M.
    • Journal Title

      Journal of Geophysical Research: Space Physics

      Volume: 124 Issue: 8 Pages: 7332-7340

    • DOI

      10.1029/2019ja026935

    • Peer Reviewed / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-16K17814, KAKENHI-PROJECT-15H02135
  • [Journal Article] A Configuration Space Model for Intermediate-Scale Ionospheric Structure2018

    • Author(s)
      Rino Charles、Carrano Charles、Groves Keith、Yokoyama Tatsuhiro
    • Journal Title

      Radio Science

      Volume: 53 Issue: 12 Pages: 1472-1480

    • DOI

      10.1029/2018rs006678

    • Peer Reviewed / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-16K17814, KAKENHI-PROJECT-15H02135
  • [Journal Article] Unseasonal development of post-sunset F-region irregularities over Southeast Asia on 28 July 2014: 2. Forcing from below?2018

    • Author(s)
      Ajith, K. K., S. Tulasi Ram, B. A. Carter, S. Sathish Kumar, M. Yamamoto, T. Yokoyama, S. Gurubaran, S. Sripathi, K. Hozumi, K. Groves, R. G. Caton
    • Journal Title

      Progress in Earth and Planetary Science

      Volume: 5

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Journal Article] Dynamic spectral characteristics of high-resolution simulated equatorial plasma bubbles2018

    • Author(s)
      Rino Charles、Yokoyama Tatsuhiro、Carrano Charles
    • Journal Title

      Progress in Earth and Planetary Science

      Volume: 5 Issue: 1 Pages: 83-83

    • DOI

      10.1186/s40645-018-0243-0

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-16K17814, KAKENHI-PROJECT-15H02135
  • [Journal Article] Spatial Features of L-Band Equinoctial Scintillations From Equator to Low Midlatitude at Around 95°E During 2015-20162018

    • Author(s)
      Dutta Barsha、Kalita Bitap Raj、Bhuyan P. K.、Sharma S.、Tiwari R. C.、Wang K.、Hozumi K.、Tsugawa T.、Yokoyama T.、Le Huy M.、Pham T. T. H.
    • Journal Title

      Journal of Geophysical Research: Space Physics

      Volume: 123 Issue: 9 Pages: 7767-7788

    • DOI

      10.1029/2018ja025533

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PLANNED-15H05813, KAKENHI-PROJECT-15H02135
  • [Journal Article] On the Solstice Maxima and Azimuth-Dependent Characteristics of the 150-km Echoes Observed Using the Equatorial Atmosphere Radar2018

    • Author(s)
      Pavan Chaitanya P.、Patra A. K.、Otsuka Y.、Yokoyama T.、Yamamoto M.
    • Journal Title

      Journal of Geophysical Research: Space Physics

      Volume: 123 Issue: 8 Pages: 6752-6759

    • DOI

      10.1029/2018ja025491

    • Peer Reviewed / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Journal Article] Unseasonal development of post-sunset F-region irregularities over Southeast Asia on 28 July 2014: 1. Forcing from above?2018

    • Author(s)
      Carter, B. A., S. Tulasi Ram, E. Yizengaw, R. Pradipta, J. Retterer, R. Norman, J. Currie, K. Groves, R. Caton, M. Terkildsen, T. Yokoyama, and K. Zhang
    • Journal Title

      Prog. Earth Planet. Sci.

      Volume: 5 Issue: 1 Pages: 10-10

    • DOI

      10.1186/s40645-018-0164-y

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Journal Article] Unseasonal development of post-sunset F-region irregularities over Southeast Asia on 28 July 2014: 2. Forcing from below?2018

    • Author(s)
      Ajith, K. K., S. Tulasi Ram, B. A. Carter, S. Sathish Kumar, M. Yamamoto, T. Yokoyama, S. Gurubaran, S. Sripathi, K. Hozumi, K. Groves, R. G. Caton
    • Journal Title

      Progress in Earth and Planetary Science

      Volume: 5 Issue: 1 Pages: 60-60

    • DOI

      10.1186/s40645-018-0218-1

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Journal Article] Daily and seasonal variations in the linear growth rate of the Rayleigh-Taylor instability in the ionosphere obtained with GAIA2018

    • Author(s)
      Shinagawa Hiroyuki、Jin Hidekatsu、Miyoshi Yasunobu、Fujiwara Hitoshi、Yokoyama Tatsuhiro、Otsuka Yuichi
    • Journal Title

      Progress in Earth and Planetary Science

      Volume: 5 Issue: 1 Pages: 16-16

    • DOI

      10.1186/s40645-018-0175-8

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-16K17814, KAKENHI-PROJECT-15H03733, KAKENHI-PLANNED-15H05815, KAKENHI-PROJECT-15H02135
  • [Journal Article] Seeding of Equatorial Plasma Bubbles by Vertical Neutral Wind2018

    • Author(s)
      Tatsuhiro Yokoyama, Hidekatsu Jin, Hiroyuki Shinagawa, Huixin Liu
    • Journal Title

      Geophysical Research letters

      Volume: 46 Pages: 7088-7095

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Journal Article] Climatology of successive equatorial plasma bubbles observed by GPS ROTI over Malaysia2017

    • Author(s)
      M Buhari, S., M. Abdullah, T. Yokoyama, Y. Otsuka, M. Nishioka, A. Hasbi, S. A. Bahari, and T. Tsugawa
    • Journal Title

      J. Geophys. Res. Space Physics

      Volume: 122 Issue: 2 Pages: 2174-2184

    • DOI

      10.1002/2016ja023202

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02135, KAKENHI-PLANNED-15H05813
  • [Journal Article] Daytime zonal drifts in the ionospheric 150km and E regions estimated using EAR observations2017

    • Author(s)
      Pavan Chaitanya P.、Patra A. K.、Otsuka Y.、Yokoyama T.、Yamamoto M.、Stoneback R. A.、Heelis R. A.
    • Journal Title

      Journal of Geophysical Research: Space Physics

      Volume: 122 Issue: 8 Pages: 9045-9055

    • DOI

      10.1002/2017ja024589

    • Peer Reviewed / Int'l Joint Research
    • Data Source
      KAKENHI-PLANNED-15H05815, KAKENHI-PROJECT-15H02135
  • [Journal Article] Vertical rise velocity of equatorial plasma bubbles estimated from Equatorial Atmosphere Radar (EAR) observations and HIRB model simulations2017

    • Author(s)
      Tulasi Ram S.、Ajith K. K.、Yokoyama T.、Yamamoto M.、Niranjan K.
    • Journal Title

      Journal of Geophysical Research Space Physics

      Volume: 122 Issue: 6 Pages: 6584-6594

    • DOI

      10.1002/2017ja024260

    • Peer Reviewed / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-16K17814, KAKENHI-PROJECT-15H02135
  • [Journal Article] The Solar Flux Dependence of Ionospheric 150km Radar Echoes and Implications2017

    • Author(s)
      Patra A. K.、Pavan Chaitanya P.、St.‐Maurice J.‐P.、Otsuka Y.、Yokoyama T.、Yamamoto M.
    • Journal Title

      Geophysical Research Letters

      Volume: 44 Issue: 22

    • DOI

      10.1002/2017gl074678

    • Peer Reviewed / Int'l Joint Research
    • Data Source
      KAKENHI-PLANNED-15H05815, KAKENHI-PROJECT-15H02135
  • [Journal Article] Low and midlatitude ionospheric plasma density irregularities and their effects on geomagnetic field2017

    • Author(s)
      Yokoyama, T., and C. Stolle
    • Journal Title

      Space Sci. Rev.

      Volume: 206 Issue: 1-4 Pages: 495-519

    • DOI

      10.1007/s11214-016-0295-7

    • Peer Reviewed / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02135, KAKENHI-PROJECT-16K17814
  • [Journal Article] A review on the numerical simulation of equatorial plasma bubbles toward scintillation evaluation and forecasting2017

    • Author(s)
      Yokoyama Tatsuhiro
    • Journal Title

      Progress in Earth and Planetary Science

      Volume: 4 Issue: 1 Pages: 37-37

    • DOI

      10.1186/s40645-017-0153-6

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-16K17814, KAKENHI-PROJECT-15H02135
  • [Journal Article] Equatorial and low-latitude ionospheric response to the 17-18 March 2015 great storm over Southeast Asia longitude sector2017

    • Author(s)
      Jiang Chunhua、Yang Guobin、Liu Jing、Yokoyama Tatsuhiro、Liu Tongxin、Lan Ting、Zhou Chen、Zhang Yuannong、Zhao Zhengyu、Komolmis Tharadol、Supnithi Pornchai、Yatini Clara Y.
    • Journal Title

      Journal of Geophysical Research: Space Physics

      Volume: 122 Issue: 5 Pages: 5756-5767

    • DOI

      10.1002/2017ja024134

    • Peer Reviewed / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Journal Article] Off-great-circle paths in transequatorial propagation: 2. Non-magnetic-field-aligned reections2016

    • Author(s)
      Tsunoda, R. T., T. Maruyama, T. Tsugawa, T. Yokoyama, M. Ishii, T. T. Nguyen, T. Ogawa, and M. Nishioka
    • Journal Title

      J. Geophys. Res. Space Physics

      Volume: 121 Issue: 11

    • DOI

      10.1002/2016ja022404

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02135, KAKENHI-PLANNED-15H05813
  • [Journal Article] Off-great-circle paths in transequatorial propagation: 1. Discrete and diffuse types2016

    • Author(s)
      Tsunoda, R. T., T. Maruyama, T. Tsugawa, T. Yokoyama, M. Ishii, T. T. Nguyen, T. Ogawa, and M. Nishioka
    • Journal Title

      J. Geophys. Res. Space Physics

      Volume: 121 Issue: 11

    • DOI

      10.1002/2015ja021695

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02135, KAKENHI-PLANNED-15H05813
  • [Journal Article] Duskside enhancement of equatorial zonal electric field response to convection electric fields during the St. Patrick's Day storm on 17 March 20152016

    • Author(s)
      Ram, S. Tulasi, Yokoyama, T., Otsuka, Y., Shiokawa, K., Sripathi, S., Veenadhari, B., Heelis, R., Ajith, K. K., Gowtam, V. S., Gurubaran, S., Supnithi, P., Le Huy, M.
    • Journal Title

      JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS

      Volume: 121 Issue: 1 Pages: 538-548

    • DOI

      10.1002/2015ja021932

    • Peer Reviewed / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Journal Article] Predawn plasma bubble cluster observed in Southeast Asia2016

    • Author(s)
      Watthanasangmechai, K., M. Yamamoto, A. Saito, R. Tsunoda, T. Yokoyama, P. Supnithi, M. Ishii, and C. Yatini
    • Journal Title

      J. Geophys. Res. Space Physics

      Volume: 121 Issue: 6 Pages: 5868-5879

    • DOI

      10.1002/2015ja022069

    • Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02135, KAKENHI-PROJECT-25302007
  • [Journal Article] Dusk side enhancement of equatorial zonal electric field response to convection electric fields during the St. Patrick's day storm on March 17, 20152016

    • Author(s)
      Tulasi Ram, S., T. Yokoyama, Y. Otsuka, K. Shiokawa, S. Sripathi, B. Veenadhari, R. Heelis, K. K. Ajith, V. S. Gowtam, S. Gurubaran, P. Supnithi and M. Le Huy
    • Journal Title

      Journal of Geophysical Research

      Volume: 121 Pages: 538-548

    • Peer Reviewed / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-25302007
  • [Journal Article] Explicit characteristics of evolutionary-type plasma bubbles observed from Equatorial Atmosphere Radar during the low to moderate solar activity years 2010-20122015

    • Author(s)
      Ajith, K. K., S. T. Ram, M. Yamamoto, T. Yokoyama, V. S. Gowtam, Y. Otsuka, T. Tsugawa, and K. Niranjan
    • Journal Title

      J. Geophys. Res. Space Physics

      Volume: 120 Issue: 2 Pages: 1371-1382

    • DOI

      10.1002/2014ja020878

    • Peer Reviewed / Acknowledgement Compliant
    • Data Source
      KAKENHI-PROJECT-25302007, KAKENHI-PROJECT-15H02135
  • [Journal Article] Fresh and evolutionary-type field-aligned irregularities generated near sunrise terminator due to overshielding electric fields2015

    • Author(s)
      Tulasi Ram, S., K. K. Ajith, M. Yamamoto, Y. Otsuka, T. Yokoyama, K. Niranjan, S. Gurubaran
    • Journal Title

      J. Geophs. Res. Space Physics

      Volume: 120 Issue: 7 Pages: 5922-5930

    • DOI

      10.1002/2015ja021427

    • Peer Reviewed / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-25302007, KAKENHI-PROJECT-15H02135
  • [Journal Article] Temporal change of the EIA asymmetry revealed by a beacon receiver network in Southeast Asia2015

    • Author(s)
      Watthanasangmechai, K., M. Yamamoto, A. Saito, T. Maruyama, T. Yokoyama, M. Nishioka, and M. Ishii
    • Journal Title

      Earth Planets Space

      Volume: 67 Issue: 1 Pages: 75-75

    • DOI

      10.1186/s40623-015-0252-9

    • NAID

      120005669294

    • Peer Reviewed / Acknowledgement Compliant / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-25302007, KAKENHI-PROJECT-15H02135
  • [Journal Article] Continuous generation and two-dimensional structure of equatorial plasma bubbles observed by high-density GPS receivers in Southeast Asia2014

    • Author(s)
      Buhari, S. M., M. Abdullah, A. M. Hasbi, Y. Otsuka, T. Yokoyama, M. Nishioka, and T. Tsugawa
    • Journal Title

      J. Geophys. Res. Space Physics

      Volume: 119 Issue: 12 Pages: 10569-10580

    • DOI

      10.1002/2014ja020433

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-25302007
  • [Journal Article] Vertical ExB drifts from radar and C/NOFS observations in the Indian and Indonesian sectors: Consistency of observations and model2014

    • Author(s)
      Patra, A. K., P. P. Chaitanya, Y. Otsuka, T. Yokoyama, M. Yamamoto, R. A. Stoneback, R. A. Heelis
    • Journal Title

      J. Geopyhs. Res. Space Phys.

      Volume: 119 Issue: 5 Pages: 3377-3788

    • DOI

      10.1002/2013ja019732

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-25302007
  • [Journal Article] Latitudinal GRBR-TEC estimation in Southeast Asia region based on the two-station method2014

    • Author(s)
      Watthanasangmechai, K., M. Yamamoto, A. Saito, T. Tsugawa, T. Yokoyama, P. Supnithi, and C. Y. Yatini
    • Journal Title

      Radio Sci.

      Volume: 49 Issue: 10 Pages: 910-920

    • DOI

      10.1002/2013rs005347

    • NAID

      120005690152

    • Peer Reviewed / Acknowledgement Compliant
    • Data Source
      KAKENHI-PROJECT-25302007
  • [Journal Article] Longitudinal characteristics of spread F backscatter plumes observed with the EAR and Sanya VHF radar in Southeast Asia2013

    • Author(s)
      G. Li, B. Ning, M. A. Abdu, Y. Otsuka, T. Yokoyama, M. Yamamoto and L. Liu
    • Journal Title

      Journal of Geophysical Research: Space Physics

      Volume: 118 Issue: 10 Pages: 6544-6557

    • DOI

      10.1002/jgra.50581

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-25302007
  • [Journal Article] 赤道大気レーダーを用いた高度150km沿磁力線不規則構造のドリフト速度に関する研究2013

    • Author(s)
      大塚雄一, 水谷徳仁, 塩川和夫, Amit Patra, 横山竜宏, 山本衛
    • Journal Title

      南極資料

      Volume: 57 Pages: 369-378

    • NAID

      120005510650

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-25302007
  • [Presentation] Simulation of Day-to-day Variability of Equatorial Plasma Bubbles Under Various Background Conditions2024

    • Author(s)
      Yokoyama, T., and T. Yutani
    • Organizer
      Asia Oceania Geosciences Society 21th Annual Meeting
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K04037
  • [Presentation] 国内稠密GNSS受信機網データを用いた中規模伝搬性電離擾乱およびその測位への影響に関する研究2024

    • Author(s)
      大塚雄一、横山竜宏、山本衛、Fu Weizheng
    • Organizer
      第515回生存圏シンポジウム 生存圏ミッションシンポジウム
    • Data Source
      KAKENHI-PROJECT-20H00197
  • [Presentation] Simulation of Day-to-day Variability of Equatorial Plasma Bubbles Under Various Background Conditions2024

    • Author(s)
      Yokoyama, T., and T. Yutani
    • Organizer
      日本地球惑星科学連合2024年大会
    • Data Source
      KAKENHI-PROJECT-20K04037
  • [Presentation] Multi-Scale Simulation of Equatorial Plasma Bubbles with GAIA Model2023

    • Author(s)
      Yokoyama, T., H. Jin, and H. Shinagawa
    • Organizer
      URSI GASS
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-21H04518
  • [Presentation] 赤道MUレーダー計画の現状20232023

    • Author(s)
      山本衛・橋口浩之・横山竜宏・津田敏隆
    • Organizer
      日本地球惑星科学連合2023年大会
    • Data Source
      KAKENHI-PROJECT-20H00197
  • [Presentation] Incoherent Scatter Observations by the MU Radar over Japan: Potential Contribution to the IRI Model2023

    • Author(s)
      Yokoyama, T., M. Yamamoto, and Y. Otsuka
    • Organizer
      URSI GASS
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-22K21345
  • [Presentation] Es層形成過程の中性大気とプラズマ大気の同時観測による解明: S-310-46 号機プロジェクト2023

    • Author(s)
      齊藤昭則・阿部琢美・松岡彩子・石坂圭吾・齊藤義文・田川雅人・熊本篤志・横田久美子・小嶋浩嗣・栗田怜・村田直史・斎藤享・高橋透・西岡未知・細川啓祐・横山竜宏・Huixin Liu・西山尚典・坂崎貴俊
    • Organizer
      第5回観測ロケットシンポジウム
    • Data Source
      KAKENHI-PROJECT-20H00197
  • [Presentation] 信楽イオノゾンデ観測を用いた機械学習によるスポラディックE層の自動検出と統計解析2023

    • Author(s)
      横山竜宏・采山裕紀・劉鵬・山本衛
    • Organizer
      日本地球惑星科学連合2023年大会
    • Data Source
      KAKENHI-PROJECT-20H00197
  • [Presentation] 深層学習再帰型ニューラルネットワークを用いた地球電離圏全電子数マップの時空間系列予測2023

    • Author(s)
      劉鵬・横山竜宏・山本衛
    • Organizer
      日本地球惑星科学連合2023年大会
    • Data Source
      KAKENHI-PROJECT-20H00197
  • [Presentation] MUレーダーと赤道大気レーダーによる電離圏観測2023

    • Author(s)
      横山 竜宏
    • Organizer
      第490回生存圏シンポジウム 生存圏ミッションシンポジウム
    • Data Source
      KAKENHI-PROJECT-20H00197
  • [Presentation] 超高層大気分野研究の将来計画における観測ロケット実験2023

    • Author(s)
      齊藤昭則・阿部琢美・横山竜宏・西山尚典・高橋透・坂崎貴俊
    • Organizer
      第5回観測ロケットシンポジウム
    • Data Source
      KAKENHI-PROJECT-20H00197
  • [Presentation] Multi-Scale Simulation of Equatorial Plasma Bubbles with GAIA Model2023

    • Author(s)
      Yokoyama, T., H. Jin, and H. Shinagawa
    • Organizer
      XXXVth International Union of Radio Science General Assembly and Scientific Symposium
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20H00197
  • [Presentation] Automatic scaling of foF2 and foEs from ionograms obtained at Shigaraki MU Observatory2023

    • Author(s)
      Yokoyama, T., Y. Uneyama, P. Liu, and M. Yamamoto
    • Organizer
      AOGS 20th Annual Meeting
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-21H04518
  • [Presentation] 信楽イオノゾンデ観測を用いた機械学習によるスポラディックE層の自動検出と統計解析2023

    • Author(s)
      横山 竜宏, 采山 裕紀, 劉 鵬, 山本 衛
    • Organizer
      日本地球惑星科学連合2023年大会
    • Data Source
      KAKENHI-PROJECT-20H00197
  • [Presentation] Multi-Scale Simulation of Equatorial Plasma Bubbles with GAIA Model2023

    • Author(s)
      Yokoyama, T., H. Jin, and H. Shinagawa
    • Organizer
      XXXVth International Union of Radio Science General Assembly and Scientific Symposium
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K04037
  • [Presentation] Automatic scaling of foF2 and foEs from ionograms obtained at Shigaraki MU Observatory2023

    • Author(s)
      Yokoyama, T., Y. Uneyama, P. Liu, and M. Yamamoto
    • Organizer
      Asia Oceania Geosciences Society 20th Annual Meeting
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20H00197
  • [Presentation] 信楽イオノゾンデ観測を用いた機械学習によるスポラディックE層の自動検出と統計解析2023

    • Author(s)
      横山 竜宏, 采山 裕紀, 劉 鵬, 山本 衛
    • Organizer
      Japan Geoscience Union Meeting 2023
    • Data Source
      KAKENHI-PROJECT-21H04518
  • [Presentation] Solar and Geomagnetic Activity Dependence of 150-km Echoes Observed by the Equatorial Atmosphere Radar in Indonesia2023

    • Author(s)
      Yokoyama, T., R. Takagi, and M. Yamamoto
    • Organizer
      AOGS 20th Annual Meeting
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-21H04518
  • [Presentation] 深層学習再帰型ニューラルネットワークを用いた地球電離圏全電子数マップの時空間系列予測2023

    • Author(s)
      劉 鵬, 横山 竜宏, 山本 衛
    • Organizer
      Japan Geoscience Union Meeting 2023
    • Data Source
      KAKENHI-PROJECT-21H04518
  • [Presentation] Spatiotemporal Sequence Prediction of Global Ionospheric Total Electron Content Map Based on Deep Learning Recurrent Neural Network2023

    • Author(s)
      Liu, P., T. Yokoyama, and M. Yamamoto
    • Organizer
      URSI GASS
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-21H04518
  • [Presentation] Solar and Geomagnetic Activity Dependence of 150-km Echoes Observed by the Equatorial Atmosphere Radar in Indonesia2023

    • Author(s)
      Yokoyama, T., R. Takagi, and M. Yamamoto
    • Organizer
      AOGS 20th Annual Meeting
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-22K21345
  • [Presentation] Automatic scaling of foF2 and foEs from ionograms obtained at Shigaraki MU Observatory2023

    • Author(s)
      Yokoyama, T., Y. Uneyama, P. Liu, and M. Yamamoto
    • Organizer
      AOGS 20th Annual Meeting
    • Invited / 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
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-22K21345
  • [Presentation] Multi-Scale Simulation of Equatorial Plasma Bubbles with GAIA Model2023

    • Author(s)
      Yokoyama, T., H. Jin, and H. Shinagawa
    • Organizer
      URSI GASS
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-22K21345
  • [Presentation] Three-dimensional Simulation of Equatorial Spread F: Effects of Field-aligned Plasma Flow and Ionospheric Conductivity2023

    • Author(s)
      Zezhong Li, Jiuhou Lei, Binzheng Zhang, and Tatsuhiro Yokoyama
    • Organizer
      Japan Geoscience Union Meeting 2023
    • Data Source
      KAKENHI-PROJECT-22K21345
  • [Presentation] Spatiotemporal Sequence Prediction of Global Ionospheric Total Electron Content Map Based on Deep Learning Recurrent Neural Network2023

    • Author(s)
      Liu, P., T. Yokoyama, and M. Yamamoto
    • Organizer
      URSI GASS
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-22K21345
  • [Presentation] Solar and Geomagnetic Activity Dependence of 150-km Echoes Observed by the Equatorial Atmosphere Radar in Indonesia2023

    • Author(s)
      Yokoyama, T., R. Takagi, and M. Yamamoto
    • Organizer
      Asia Oceania Geosciences Society 20th Annual Meeting
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20H00197
  • [Presentation] Study of Nighttime Mid-latitude E-F Coupling in Geomagnetic Conjugate Regions Using a Double-thin-shell Model and Multi-source Data2023

    • Author(s)
      Weizheng Fu, 横山 竜宏, Nicholas Ssessanga, 馬 冠一, 山本 衛
    • Organizer
      Japan Geoscience Union Meeting 2023
    • Data Source
      KAKENHI-PROJECT-21H04518
  • [Presentation] Incoherent Scatter Observations by the MU Radar over Japan: Potential Contribution to the IRI Model2023

    • Author(s)
      Yokoyama, T., M. Yamamoto, and Y. Otsuka
    • Organizer
      XXXVth International Union of Radio Science General Assembly and Scientific Symposium
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20H00197
  • [Presentation] Incoherent Scatter Observations by the MU Radar over Japan: Potential Contribution to the IRI Model2023

    • Author(s)
      Yokoyama, T., M. Yamamoto, and Y. Otsuka
    • Organizer
      URSI GASS
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-21H04518
  • [Presentation] The Occurrence Characteristics of Daytime Spread F in the Low Latitude Regions During 2013-2020 Observed by Puer Ionosonde2023

    • Author(s)
      Lehui Wei, Chunhua Jiang, and Tatsuhiro Yokoyama
    • Organizer
      Japan Geoscience Union Meeting 2023
    • Data Source
      KAKENHI-PROJECT-22K21345
  • [Presentation] The Occurrence Characteristics of Daytime Spread F in the Low Latitude Regions During 2013-2020 Observed by Puer Ionosonde2023

    • Author(s)
      Lehui Wei, Chunhua Jiang, and Tatsuhiro Yokoyama
    • Organizer
      Japan Geoscience Union Meeting 2023
    • Data Source
      KAKENHI-PROJECT-21H04518
  • [Presentation] Three-dimensional Simulation of Equatorial Spread F: Effects of Field-aligned Plasma Flow and Ionospheric Conductivity2023

    • Author(s)
      Zezhong Li, Jiuhou Lei, Binzheng Zhang, and Tatsuhiro Yokoyama
    • Organizer
      Japan Geoscience Union Meeting 2023
    • Data Source
      KAKENHI-PROJECT-21H04518
  • [Presentation] Ionospheric Structure Modeling and Diagnostics2022

    • Author(s)
      Rino, C., C. Carrano, and T. Yokoyama
    • Organizer
      16th International Symposium on Equatorial Aeronomy
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K04037
  • [Presentation] A Stochastic Model for Scintillation and Total Electron Content2022

    • Author(s)
      Rino, C., C. Carrano, T. Yokoyama, L. Spogli, and A. Spogi
    • Organizer
      21st International Beacon Satellite Symposium
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K04037
  • [Presentation] Early development of shorter (3m) scale irregularities in the topside region of an Equatorial Plasma Bubble2022

    • Author(s)
      Tulasi Ram, S., K. K. Ajith, T. Yokoyama, M. Yamamoto, and K. Hozumi
    • Organizer
      ISEA-16
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-21H04518
  • [Presentation] 赤道MUレーダー計画の現状20222022

    • Author(s)
      山本衛・橋口浩之・横山竜宏・西村耕司・津田敏隆
    • Organizer
      日本地球惑星科学連合2022年大会
    • Data Source
      KAKENHI-PROJECT-20H00197
  • [Presentation] Ionospheric vertical plasma drift model for the Indian and Indonesian sectors: Validation and usefulness2022

    • Author(s)
      Pavan Chaitanya, P., A. K. Patra, Y. Otsuka, T. Yokoyama, and M. Yamamoto
    • Organizer
      16th International Symposium on Equatorial Aeronomy
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K04037
  • [Presentation] 赤道大気レーダーで観測された150kmエコーの太陽・地磁気活動依存性2022

    • Author(s)
      横山 竜宏, 高木 理絵子, 山本 衛
    • Organizer
      The 152 th SGEPSS General Assembly
    • Data Source
      KAKENHI-PROJECT-21H04518
  • [Presentation] Ionospheric vertical plasma drift model for the Indian and Indonesian sectors: Validation and usefulness2022

    • Author(s)
      Pavan Chaitanya, P., A. K. Patra, Y. Otsuka, T. Yokoyama, and M. Yamamoto
    • Organizer
      ISEA-16
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-21H04518
  • [Presentation] MUレーダー観測とイオノゾンデ自動読み取りシステムを用いた電子密度の長期統計解析2022

    • Author(s)
      横山 竜宏, 増田 秀人, 劉 鵬, 山本 衛
    • Organizer
      日本地球惑星科学連合2022年大会
    • Data Source
      KAKENHI-PROJECT-20K04037
  • [Presentation] MUレーダー観測とイオノゾンデ自動読み取りシステムを用いた電子密度の長期統計解析2022

    • Author(s)
      横山 竜宏, 増田 秀人, 劉 鵬, 山本 衛
    • Organizer
      Japan Geoscience Union Meeting 2022
    • Data Source
      KAKENHI-PROJECT-21H04518
  • [Presentation] Ionospheric Structure Modeling and Diagnostics2022

    • Author(s)
      Rino, C., C. Carrano, and T. Yokoyama
    • Organizer
      ISEA-16
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-21H04518
  • [Presentation] Sounding of E-F coupling over Japan by using ground-based GNSS TEC with a double-thin-shell approach2022

    • Author(s)
      傅 維正, 横山 竜宏, Nicholas Ssessanga, 山本 衛
    • Organizer
      Japan Geoscience Union Meeting 2022
    • Data Source
      KAKENHI-PROJECT-21H04518
  • [Presentation] 赤道大気レーダーで観測された150kmエコーの太陽・地磁気活動依存性2022

    • Author(s)
      横山 竜宏, 高木 理絵子, 山本 衛
    • Organizer
      第152回 地球電磁気・地球惑星圏学会講演会
    • Data Source
      KAKENHI-PROJECT-20H00197
  • [Presentation] Ionospheric vertical ExB drift variations during sudden stratospheric warming events2022

    • Author(s)
      Pavan Chaitanya, P., A. K. Patra, Y. Otsuka, T. Yokoyama, and M. Yamamoto
    • Organizer
      ISEA-16
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-21H04518
  • [Presentation] MUレーダーと赤道大気レーダーによる電離圏イレギュラリティ観測の長期統計解析2022

    • Author(s)
      横山 竜宏, 石井 達也, 湯谷 樹生, 山本 衛
    • Organizer
      日本地球惑星科学連合2022年大会
    • Data Source
      KAKENHI-PROJECT-20H00197
  • [Presentation] MUレーダーと赤道大気レーダーによる電離圏イレギュラリティ観測の長期統計解析2022

    • Author(s)
      横山 竜宏, 石井 達也, 湯谷 樹生, 山本 衛
    • Organizer
      日本地球惑星科学連合2022年大会
    • Data Source
      KAKENHI-PROJECT-20K04037
  • [Presentation] Statistical Analysis of Medium-scale Traveling Ionospheric Disturbances Over Japan Based on Deep Learning Instance Segmentation2022

    • Author(s)
      Liu, P., and Yokoyama, T
    • Organizer
      AOGS2022
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-21H04518
  • [Presentation] Long-term Statistical Analysis of Ionospheric Irregularities Observed by the MU Radar and Equatorial Atmosphere Radar2022

    • Author(s)
      Yokoyama, T., T. Ishii, T. Yutani, and M. Yamamoto
    • Organizer
      AOGS2022
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-21H04518
  • [Presentation] 3-D Imaging of Nighttime E-F Coupling Over Japan by Using Groundbased GNSS-TEC and Ionosondes2022

    • Author(s)
      Fu, W., N. Ssessanga, T. Yokoyama, P. Liu, and M. Yamamoto
    • Organizer
      ISEA-16
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-21H04518
  • [Presentation] MUレーダー観測とイオノゾンデ自動読み取りシステムを用いた電子密度の長期統計解析2022

    • Author(s)
      横山 竜宏, 増田 秀人, 劉 鵬, 山本 衛
    • Organizer
      日本地球惑星科学連合2022年大会
    • Data Source
      KAKENHI-PROJECT-20H00197
  • [Presentation] A Stochastic Model for Scintillation and Total Electron Content2022

    • Author(s)
      Rino, C., C. Carrano, T. Yokoyama, L. Spogli, and A. Spogi
    • Organizer
      21st International Beacon Satellite Symposium
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-21H04518
  • [Presentation] 赤道大気レーダーで観測された150kmエコーの太陽・地磁気活動依存性2022

    • Author(s)
      横山 竜宏, 高木 理絵子, 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
    • Data Source
      KAKENHI-PROJECT-21H04518
  • [Presentation] Study of nighttime midlatitude E-F coupling in geomagnetic conjugate regions using multi-source data2022

    • Author(s)
      傅 維正, 横山 竜宏, Nicholas Ssessanga, 馬 冠一, 山本 衛,
    • Organizer
      The 152 th SGEPSS General Assembly
    • Data Source
      KAKENHI-PROJECT-21H04518
  • [Presentation] Statistical Analysis of Medium-scale Traveling Ionospheric Disturbances Over Japan Based on Deep Learning Instance Segmentation2022

    • Author(s)
      Liu, P., and Yokoyama, T
    • Organizer
      Asia Oceania Geosciences Society 19th Annual Meeting
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K04037
  • [Presentation] 赤道大気レーダーで観測された150kmエコーの太陽・地磁気活動依存性2022

    • Author(s)
      横山 竜宏, 高木 理絵子, 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
    • Data Source
      KAKENHI-PROJECT-20H00197
  • [Presentation] Long-term Statistical Analysis of Ionospheric Irregularities Observed by the MU Radar and Equatorial Atmosphere Radar2022

    • Author(s)
      Yokoyama, T., T. Ishii, T. Yutani, and M. Yamamoto
    • Organizer
      Asia Oceania Geosciences Society 19th Annual Meeting
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20H00197
  • [Presentation] Long-term Statistical Analysis of Ionospheric Irregularities Observed by the MU Radar and Equatorial Atmosphere Radar2022

    • Author(s)
      Yokoyama, T., T. Ishii, T. Yutani, and M. Yamamoto
    • Organizer
      Asia Oceania Geosciences Society 19th Annual Meeting
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K04037
  • [Presentation] 赤道大気レーダーで観測された150kmエコーの太陽・地磁気活動依存性2022

    • Author(s)
      横山 竜宏, 高木 理絵子, 山本 衛
    • Organizer
      第152回 地球電磁気・地球惑星圏学会講演会
    • Data Source
      KAKENHI-PROJECT-20K04037
  • [Presentation] MUレーダーと赤道大気レーダーによる電離圏イレギュラリティ観測の長期統計解析,2022

    • Author(s)
      横山 竜宏, 石井 達也, 湯谷 樹生, 山本 衛
    • Organizer
      Japan Geoscience Union Meeting 2022
    • Data Source
      KAKENHI-PROJECT-21H04518
  • [Presentation] 3-D Imaging of Nighttime E-F Coupling Over Japan by Using Groundbased GNSS-TEC and Ionosondes2022

    • Author(s)
      Fu, W., N. Ssessanga, T. Yokoyama, P. Liu, and M. Yamamoto
    • Organizer
      16th International Symposium on Equatorial Aeronomy
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K04037
  • [Presentation] Early development of shorter (3m) scale irregularities in the topside region of an Equatorial Plasma Bubble2022

    • Author(s)
      Tulasi Ram, S., K. K. Ajith, T. Yokoyama, M. Yamamoto, and K. Hozumi
    • Organizer
      16th International Symposium on Equatorial Aeronomy
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K04037
  • [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] Study of coupling processes in the solar-terrestrial system =Current status in 2021=2021

    • Author(s)
      Mamoru Yamamoto, Hiroyuki Hashiguchi, Tatsuhiro Yokoyama, Hiroshi Miyaoka, Yasunobu Ogawa, Kazuo Shiokawa, Satonori Nozawa, Akimasa Yoshikawa, Toshitaka Tsuda
    • Organizer
      Jaapan Geoscience Union Meeting 2021
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20H00197
  • [Presentation] Development of multi-scale numerical simulation model for the study on ionospheric disturbances2021

    • Author(s)
      Tatsuhiro Yokoyama, Taichi Komoto
    • Organizer
      Jaapan Geoscience Union Meeting 2021
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20H00197
  • [Presentation] 高精細プラズマバブルモデルの現在と今後の展望2021

    • Author(s)
      横山 竜宏
    • Organizer
      2020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」
    • Data Source
      KAKENHI-PROJECT-20H00197
  • [Presentation] Study of ionospheric E-region irregularities by Equatorial Atmosphere Radar during annular solar eclipse2021

    • Author(s)
      Tatsuhiro Yokoyama, Rieko Takagi, Mamoru Yamamoto, Kornyanat Hozumi, Chihiro Tao, Hiroyuki Shinagawa
    • Organizer
      Jaapan Geoscience Union Meeting 2021
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20H00197
  • [Presentation] 3-D imaging of daytime mid-latitude sporadic E over Japan with ground-based GNSS data2021

    • Author(s)
      Weizheng Fu, Nicholas Ssessanga, Tatsuhiro Yokoyama, Mamoru Yamamoto
    • Organizer
      第150回地球電磁気・地球惑星圏学会講演会
    • Data Source
      KAKENHI-PROJECT-20H00197
  • [Presentation] 高精細プラズマバブルモデルとGAIAモデルの結合に向けた マルチスケール数値モデルの開発2021

    • Author(s)
      横山 竜宏, 古元 泰地
    • Organizer
      GAIA研究会
    • Data Source
      KAKENHI-PROJECT-20H00197
  • [Presentation] Development of Multi-scale Numerical Simulation Model for the Study on Ionospheric Disturbances2021

    • Author(s)
      Yokoyama, T., and T. Komoto
    • Organizer
      Asia Oceania Geosciences Society 18th Annual Meeting
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20H00197
  • [Presentation] 赤道大気レーダーで観測されたプラズマバブルと150kmエコーの長期統計解析2021

    • Author(s)
      横山 竜宏, 杉野 創, 高木 理絵子, 劉 鵬, 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
    • Data Source
      KAKENHI-PROJECT-20K04037
  • [Presentation] Development of Multi-scale Numerical Simulation Model for the Study on Ionospheric Disturbances2021

    • Author(s)
      Yokoyama, T., and T. Komoto
    • Organizer
      Asia Oceania Geosciences Society 18th Annual Meeting
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K04037
  • [Presentation] Status of Equatorial MU Radar project in 20212021

    • Author(s)
      Mamoru Yamamoto, Hiroyuki Hashiguchi, Tatsuhiro Yokoyama, Toshitaka Tsuda
    • Organizer
      Jaapan Geoscience Union Meeting 2021
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20H00197
  • [Presentation] 赤道大気レーダーを用いた金環日食時の電離圏E領域不規則構造の研究2021

    • Author(s)
      横山 竜宏, 高木 理絵子, 山本 衛, 穂積 コンニャナット, 垰 千尋, 品川 裕之
    • Organizer
      日本地球惑星科学連合2021年大会
    • Data Source
      KAKENHI-PROJECT-20K04037
  • [Presentation] 赤道大気レーダーで観測されたプラズマバブルと150kmエコーの長期統計解析,2021

    • Author(s)
      横山 竜宏, 杉野 創, 高木 理絵子, 劉 鵬, 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
    • Data Source
      KAKENHI-PROJECT-20H00197
  • [Presentation] 電離圏擾乱の研究に資するマルチスケール数値シミュレーションの開発2021

    • Author(s)
      横山 竜宏, 古元 泰地
    • Organizer
      STEシミュレーション研究会・KDKシンポジウム合同研究会
    • Data Source
      KAKENHI-PROJECT-20H00197
  • [Presentation] 電離圏擾乱の研究に資するマルチスケール数値シミュレーションの開発2021

    • Author(s)
      横山 竜宏, 古元 泰地
    • Organizer
      日本地球惑星科学連合2021年大会
    • Data Source
      KAKENHI-PROJECT-20K04037
  • [Presentation] Effect of equatorial plasma bubbles on midlatitude region2020

    • Author(s)
      Yokoyama, T., H. Shinagawa, and Y. Otsuka
    • Organizer
      JpGU-AGU Joint Meeting 2020
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-16K17814
  • [Presentation] Effect of equatorial plasma bubbles on midlatitude region2020

    • Author(s)
      Yokoyama, T., H. Shinagawa, and Y. Otsuka
    • Organizer
      JpGU-AGU Joint Meeting 2020
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K04037
  • [Presentation] 電離圏擾乱の研究に資するマルチスケール数値シミュレーションの開発2020

    • Author(s)
      横山 竜宏, 古元 泰地
    • Organizer
      STEシミュレーション研究会・KDKシンポジウム合同研究会
    • Data Source
      KAKENHI-PROJECT-20K04037
  • [Presentation] Toward forecasting equatorial plasma bubbles by numerical simulations2020

    • Author(s)
      Tatsuhiro Yokoyama
    • Organizer
      The 4th PSTEP International Symposium
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] Effect of equatorial plasma bubbles on midlatitude region2020

    • Author(s)
      Yokoyama, T., H. Shinagawa, and Y. Otsuka
    • Organizer
      JpGU-AGU Joint Meeting 2020
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20H00197
  • [Presentation] Long-term statistical analysis of the ionospheric observation with the MU radar2020

    • Author(s)
      Tatsuhiro Yokoyama, Masanori Ueno, Mamoru Yamamoto
    • Organizer
      JpGU-AGU Joint Meeting 2020
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20H00197
  • [Presentation] GAIAモデルとの結合に向けた赤道プラズマバブルシミュレーションの改良2020

    • Author(s)
      古元 泰地, 横山 竜宏
    • Organizer
      第148回地球電磁気・地球惑星圏学会講演会
    • Data Source
      KAKENHI-PROJECT-20K04037
  • [Presentation] Study of coupling processes in the solar-terrestrial system = Current status in 2020 =2020

    • Author(s)
      Mamoru Yamamoto, Hiroyuki Hashiguchi, Tatsuhiro Yokoyama, Hiroshi Miyaoka, Yasunobu Ogawa, Kazuo Shiokawa, Satonori Nozawa, Akimasa Yoshikawa, Toshitaka Tsuda
    • Organizer
      JpGU-AGU Joint Meeting 2020
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20H00197
  • [Presentation] 高精細プラズマバブルモデルの現在と今後の展望2020

    • Author(s)
      横山 竜宏
    • Organizer
      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-20K04037
  • [Presentation] 高精細プラズマバブルモデルとGAIAモデルの結合に向けたマルチスケール数値モデルの開発2020

    • Author(s)
      横山 竜宏, 古元 泰地
    • Organizer
      GAIA研究会
    • Invited
    • Data Source
      KAKENHI-PROJECT-20K04037
  • [Presentation] 赤道大気レーダーによる2019年12月の金環日食時の電離圏観測2020

    • Author(s)
      高木 理絵子, 横山 竜宏,山本 衛, Hozumi Kornyanat
    • Organizer
      第148回地球電磁気・地球惑星圏学会講演会
    • Data Source
      KAKENHI-PROJECT-20H00197
  • [Presentation] MUレーダーによる電離圏IS観測の長期統計解析2020

    • Author(s)
      横山竜宏・上野将典・山本衛
    • Organizer
      第14回MUレーダー・赤道大気レーダーシンポジウム
    • Data Source
      KAKENHI-PROJECT-20H00197
  • [Presentation] Status of Equatorial MU Radar project in 20202020

    • Author(s)
      Mamoru Yamamoto, Hiroyuki Hashiguchi, Tatsuhiro Yokoyama, Toshitaka Tsuda
    • Organizer
      JpGU-AGU Joint Meeting 2020
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20H00197
  • [Presentation] Long-term statistical analysis of the ionospheric observation with the MU radar2020

    • Author(s)
      Yokoyama, T., M. Ueno, and M. Yamamoto
    • Organizer
      JpGU-AGU Joint Meeting 2020
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20H00197
  • [Presentation] Effect of equatorial plasma bubbles on midlatitude region2020

    • Author(s)
      Yokoyama, T., H. Shinagawa, and Y. Otsuka
    • Organizer
      JpGU-AGU Joint Meeting 2020
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] Toward forecasting equatorial plasma bubbles by numerical simulations2020

    • Author(s)
      Tatsuhiro Yokoyama
    • Organizer
      The 4th PSTEP International Symposium
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-16K17814
  • [Presentation] 赤道プラズマバブルの急速な発達と中緯度帯への影響2020

    • Author(s)
      横山 竜宏, 品川 裕之, 陣 英克, 大塚 雄一
    • Organizer
      第148回地球電磁気・地球惑星圏学会講演会
    • Data Source
      KAKENHI-PROJECT-20K04037
  • [Presentation] Ionospheric observations by Equatorial Atmosphere Radar during annular eclipse in December 20192020

    • Author(s)
      Rieko Takagi, Tatsuhiro Yokoyama, Mamoru Yamamoto, Kornyanat Hozumi
    • Organizer
      JpGU-AGU Joint Meeting 2020
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20H00197
  • [Presentation] GAIAモデルとの結合に向けた赤道プラズマバブルシミュレーションの改良2020

    • Author(s)
      古元 泰地, 横山 竜宏
    • Organizer
      第14回MUレーダー・赤道大気レーダーシンポジウム
    • Data Source
      KAKENHI-PROJECT-20K04037
  • [Presentation] 赤道プラズマバブルの急速な発達と中緯度帯への影響2020

    • Author(s)
      横山 竜宏, 品川 裕之, 陣 英克, 大塚 雄一
    • Organizer
      第148回地球電磁気・地球惑星圏学会講演会
    • Data Source
      KAKENHI-PROJECT-20H00197
  • [Presentation] Seeding, structuring, and decaying of equatorial plasma bubbles simulated by high-resolution bubble (HIRB) model2019

    • Author(s)
      Tatsuhiro Yokoyama
    • Organizer
      The 2nd EPB workshop: STERN Workshop on Scientific Challenges in Ionospheric Plasma Bubble Forecasting
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-16K17814
  • [Presentation] High-Resolution Simulation Studies of Equatorial Plasma Bubbles2019

    • Author(s)
      Tatsuhiro Yokoyama
    • Organizer
      2019 URSI-Japan Radio Science Meeting
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-16K17814
  • [Presentation] 高解像度シミュレーションによるプラズマバブル内部構造の発達と減衰過程2019

    • Author(s)
      横山 竜宏, 陣 英克, 品川 裕之, Charles L. Rino, Charles S. Carrano
    • Organizer
      第146回 地球電磁気・地球惑星圏学会講演会
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] プラズマバブル内部のスペクトル解析2019

    • Author(s)
      横山 竜宏, Rino Charles, Carrano Charles
    • Organizer
      PSTEP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 第3回
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] Dynamic Spectral Characteristics of Equatorial Plasma Bubbles2019

    • Author(s)
      横山 竜宏, Charles L. Rino, Charles, S. Carrano
    • Organizer
      日本地球惑星科学連合2019年大会
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] Equatorial ionospheric disturbances and its social impact2019

    • Author(s)
      Tatsuhiro Yokoyama
    • Organizer
      The 9th International Symposium for Sustainable Humanosphere
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] Seeding, structuring, and decaying of equatorial plasma bubbles simulated by high-resolution bubble (HIRB) model2019

    • Author(s)
      Tatsuhiro Yokoyama
    • Organizer
      The 2nd EPB workshop: STERN Workshop on Scientific Challenges in Ionospheric Plasma Bubble Forecasting
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] 電離圏プラズマバブルモデルの今後の課題と展望2019

    • Author(s)
      横山 竜宏
    • Organizer
      ISEE・PSTEP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」 第4回
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] プラズマバブル内部のスペクトル解析2019

    • Author(s)
      横山 竜宏,Charles Rino, Charles Carrano
    • Organizer
      PSTEP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 第3回
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] 電離圏プラズマバブルモデルの今後の課題と展望2019

    • Author(s)
      横山 竜宏
    • Organizer
      ISEE・PSTEP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」 第4回
    • Data Source
      KAKENHI-PROJECT-16K17814
  • [Presentation] High-Resolution Simulation Studies of Equatorial Plasma Bubbles2019

    • Author(s)
      Tatsuhiro Yokoyama
    • Organizer
      URSI-Japan Radio Science Meeting
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] プラズマバブル内部のスペクトル解析2019

    • Author(s)
      横山 竜宏, Rino Charles, Carrano Charles,
    • Organizer
      PSTEP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 第3回
    • Data Source
      KAKENHI-PROJECT-16K17814
  • [Presentation] Seeding, structuring, and decaying of equatorial plasma bubbles simulated by high-resolution bubble (HIRB) model2019

    • Author(s)
      Yokoyama, T., H. Jin, H. Shinagawa, C. L. Rino, and C. S. Carrano
    • Organizer
      2019 AGU Fall Meeting
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-16K17814
  • [Presentation] Nighttime MSTIDs and coupling with sporadic-E layers2019

    • Author(s)
      Tatsuhiro Yokoyama
    • Organizer
      2019 AGU Fall Meeting
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-16K17814
  • [Presentation] 赤道プラズマバブル数値シミュレーションの発展と今後2019

    • Author(s)
      横山 竜宏
    • Organizer
      日本地球惑星科学連合2019年大会
    • Data Source
      KAKENHI-PROJECT-16K17814
  • [Presentation] Dynamic Spectral Characteristics of Equatorial Plasma Bubbles2019

    • Author(s)
      横山 竜宏, Charles L. Rino, Charles, S. Carrano
    • Organizer
      日本地球惑星科学連合2019年大会
    • Invited
    • Data Source
      KAKENHI-PROJECT-16K17814
  • [Presentation] Equatorial ionospheric disturbances and its social impact2019

    • Author(s)
      Tatsuhiro Yokoyama
    • Organizer
      The 9th International Symposium for Sustainable Humanosphere
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-16K17814
  • [Presentation] 太陽地球系結合過程の研究基盤形成2019

    • 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
      日本地球惑星科学連合2019年大会
    • Invited
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] Nighttime MSTIDs and coupling with sporadic-E layers2019

    • Author(s)
      Tatsuhiro Yokoyama
    • Organizer
      AGU Fall Meeting
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] Seeding, structuring, and decaying of equatorial plasma bubbles simulated by high-resolution bubble (HIRB) model2019

    • Author(s)
      Yokoyama, T., H. Jin, H. Shinagawa, C. L. Rino, and C. S. Carrano
    • Organizer
      AGU Fall Meeting
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] 赤道プラズマバブル数値シミュレーションの発展と今後2019

    • Author(s)
      横山 竜宏
    • Organizer
      日本地球惑星科学連合2019年大会
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] 高解像度シミュレーションによるプラズマバブル内部構造の発達と減衰過程2019

    • Author(s)
      横山 竜宏, 陣 英克, 品川 裕之, Charles L. Rino, Charles S. Carrano
    • Organizer
      第146回 地球電磁気・地球惑星圏学会講演会
    • Data Source
      KAKENHI-PROJECT-16K17814
  • [Presentation] Spectral characteristics of equatorial plasma bubbles simulated by High Resolution Bubble model2018

    • Author(s)
      Yokoyama Tatsuhiro, Rino Charles, Carrano Charles
    • Organizer
      Asia Oceania Geosciences Society 15th Annual Meeting
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] 熱圏鉛直風によるプラズマバブルシーディング2018

    • Author(s)
      横山 竜宏
    • Organizer
      第12回MUレーダー・赤道大気レーダーシンポジウム
    • Data Source
      KAKENHI-PROJECT-16K17814
  • [Presentation] 熱圏鉛直風によるプラズマバブルシーディング2018

    • Author(s)
      横山 竜宏, 陣 英克, 品川 裕之
    • Organizer
      第144回地球電磁気・地球惑星圏学会講演会
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] Neutral wind effects on equatorial plasma bubbles simualted by High Resolution Bubble model2018

    • Author(s)
      Yokoyama Tatsuhiro, Jin Hidekatsu, Shinagawa Hiroyuki
    • Organizer
      Asia Oceania Geosciences Society 15th Annual Meeting
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-16K17814
  • [Presentation] Recent results of high resolution plasma bubble modeling2018

    • Author(s)
      Yokoyama Tatsuhiro
    • Organizer
      15th International Symposium on Equatorial Aeronomy
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] Recent results of high resolution plasma bubble modeling2018

    • Author(s)
      Yokoyama, T
    • Organizer
      15th International Symposium on Equatorial Aeronomy
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] 熱圏鉛直風によるプラズマバブルシーディング2018

    • Author(s)
      横山 竜宏
    • Organizer
      平成30年度 名古屋大学太陽地球環境研究所 研究集会 STEシミュレーション研究会
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] The role of the evening eastward electric field and gravity wave activity on the sequential occurrence of plasma bubble2018

    • Author(s)
      Prayitno Abadi・Yuichi Otsuka・Kazuo Shiokawa・Huixin Liu ・Mamoru Yamamoto・Tatsuhiro Yokoyama
    • Organizer
      第12回MUレーダー・赤道大気レーダーシンポジウム
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] Recent results of high resolution plasma bubble modeling2018

    • Author(s)
      Yokoyama Tatsuhiro
    • Organizer
      15th International Symposium on Equatorial Aeronomy
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-16K17814
  • [Presentation] 熱圏鉛直風によるプラズマバブルシーディング2018

    • Author(s)
      横山 竜宏
    • Organizer
      第12回MUレーダー・赤道大気レーダーシンポジウム
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] Role of the pre-reversal enhancement and medium-scale gravity waves on multiple plasma bubbles occurrence2018

    • Author(s)
      Prayitno Abadi、Yuichi Otsuka、Kazuo Shiokawa、Mamoru Yamamoto、Huixin Liu、Tatsuhiro Yokoyama
    • Organizer
      日本地球惑星科学連合2018年大会
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] Role of the evening eastward electric field and gravity wave activity on the sequential occurrence of plasma bubble2018

    • Author(s)
      Prayitno Abadi, Yuichi Otsuka, Kazuo Shiokawa, Huixin Liu, Mamoru Yamamoto, and Tatsuhiro Yokoyama
    • Organizer
      第12回MUレーダー・赤道大気レーダーシンポジウム
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] Neutral wind effects on equatorial plasma bubbles simualted by High Resolution Bubble model2018

    • Author(s)
      横山 竜宏, 陣 英克, 品川 裕之, Liu Huixin
    • Organizer
      日本地球惑星科学連合2018年大会
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] SEASONAL VARIATIONS AND AZIMUTHAL ASPECT SENSITIVITY OF 150-KM ECHOES OBSERVED BY THE EQUATORIAL ATMOSPHERE RADAR2018

    • Author(s)
      Peddapati PavanChaitanya, Patra Amit, Otsuka Yuich, Yokoyama Tatsuhiro, Yamamoto Mamoru
    • Organizer
      COSPAR 2018
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] Neutral wind effects on equatorial plasma bubbles simualted by High Resolution Bubble model2018

    • Author(s)
      横山 竜宏, 陣 英克, 品川 裕之, Liu Huixin
    • Organizer
      日本地球惑星科学連合2018年大会
    • Data Source
      KAKENHI-PROJECT-16K17814
  • [Presentation] 熱圏鉛直風によるプラズマバブルシーディング2018

    • Author(s)
      横山 竜宏, 陣 英克, 品川 裕之
    • Organizer
      第144回 地球電磁気・地球惑星圏学会講演会
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] 熱圏鉛直風によるプラズマバブルシーディング2018

    • Author(s)
      横山 竜宏
    • Organizer
      平成30年度 名古屋大学太陽地球環境研究所 研究集会 STEシミュレーション研究会
    • Data Source
      KAKENHI-PROJECT-16K17814
  • [Presentation] 熱圏鉛直風によるプラズマバブルシーディング2018

    • Author(s)
      横山 竜宏, 陣 英克, 品川 裕之
    • Organizer
      第144回地球電磁気・地球惑星圏学会講演会
    • Data Source
      KAKENHI-PROJECT-16K17814
  • [Presentation] Spectral characteristics of equatorial plasma bubbles simulated by High Resolution Bubble model2018

    • Author(s)
      Yokoyama, T., C. L. Rino, and C. S. Carrano
    • Organizer
      Asia Oceania Geosciences Society 15th Annual Meeting
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] Neutral wind effects on equatorial plasma bubbles simualted by High Resolution Bubble model2018

    • Author(s)
      Yokoyama Tatsuhiro, Jin Hidekatsu, Shinagawa Hiroyuki
    • Organizer
      Asia Oceania Geosciences Society 15th Annual Meeting
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] Neutral wind effects on equatorial plasma bubbles simualted by High Resolution Bubble model2018

    • Author(s)
      横山 竜宏, 陣 英克, 品川 裕之, H. Liu,
    • Organizer
      日本地球惑星科学連合2018年大会
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] Neutral wind effects on equatorial plasma bubbles simulated by High Resolution Bubble model2018

    • Author(s)
      Yokoyama, T., H. Jin, and H. Shinagawa
    • Organizer
      Asia Oceania Geosciences Society 15th Annual Meeting
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] Spectral characteristics of equatorial plasma bubbles simulated by High Resolution Bubble model2018

    • Author(s)
      Yokoyama Tatsuhiro, Rino Charles, Carrano Charles
    • Organizer
      Asia Oceania Geosciences Society 15th Annual Meeting
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-16K17814
  • [Presentation] .High Resolution Plasma Bubble Modeling2018

    • Author(s)
      Yokoyama, T
    • Organizer
      The 3rd PSTEP International Symposium
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] New observations of daytime 150-km echoes from Gadanki and Kototabang2017

    • Author(s)
      Amit Kumar Patra, P Pavan Chaitanya, Y Otsuka, T Yokoyama, and M Yamamoto
    • Organizer
      15th MST Radar Workshop
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] 電離圏バブルモデルの課題と展望2017

    • Author(s)
      横山竜宏
    • Organizer
      PSTEP 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
    • Place of Presentation
      名古屋大学宇宙地球環境研究所、名古屋市
    • Year and Date
      2017-01-26
    • Invited
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] プラズマバブルシミュレーションの高解像度化2017

    • Author(s)
      横山 竜宏
    • Organizer
      STEシミュレーション研究会
    • Data Source
      KAKENHI-PROJECT-16K17814
  • [Presentation] 数値シミュレーションと赤道大気レーダー観測による プラズマバブル上昇速度の推定2017

    • Author(s)
      横山 竜宏,S. Tulasi Ram, K. K. Ajith, 山本 衛, K. Niranjan
    • Organizer
      第142回 地球電磁気・地球惑星圏学会講演会
    • Data Source
      KAKENHI-PROJECT-16K17814
  • [Presentation] Vertical rise velocity of equatorial plasma bubbles estimated from Equatorial Atmosphere Radar observations and High-Resolution Bubble model simulations2017

    • Author(s)
      Yokoyama, T., S. Tulasi Ram, K. K. Ajith, M. Yamamoto, and K. Niranjan
    • Organizer
      2017 AGU Fall Meeting
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-16K17814
  • [Presentation] 数値シミュレーションと赤道大気レーダー観測によるプラズマバブル上昇速度の推定2017

    • Author(s)
      横山竜宏, S. Tulasi Ram, K. K. Ajith, 山本衛, K. Niranjan
    • Organizer
      第11回MUレーダー・赤道大気レーダーシンポジウム
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] DAYTIME ZONAL DRIFTS IN THE IONOSPHERIC 150 KM AND E REGIONS ESTIMATED USING EAR OBSERVATIONS2017

    • Author(s)
      P. Pavan Chaitanya, A. K. Patra,Y. Otsuka,T. Yokoyama, M. Yamamoto
    • Organizer
      URSI GA 2017
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] Daytime zonal drifts in the ionospheric 150 km region estimated using EAR observations2017

    • Author(s)
      Pavan Chaitanya Peddapati, A K Patra, Y Otsuka, T Yokoyama, and M Yamamoto
    • Organizer
      15th MST Radar Workshop
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] Spectral analysis of equatorial plasma bubbles obtained by high-resolution bubble model and C/NOFS satellite2017

    • Author(s)
      Yokoyama, T., C. L. Rino, C. S. Carrano, K. M. Groves, and P. A. Roddy
    • Organizer
      XXXIInd International Union of Radio Science General Assembly and Scientific Symposium
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-16K17814
  • [Presentation] 電離圏バブルモデルの課題と展望2017

    • Author(s)
      横山 竜宏
    • Organizer
      PSTEP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
    • Place of Presentation
      名古屋市 名古屋大学
    • Year and Date
      2017-01-26
    • Invited
    • Data Source
      KAKENHI-PROJECT-16K17814
  • [Presentation] Plasma Bubble Rise Velocity Estimated from EAR Observation and High-Resolution Bubble Model2017

    • Author(s)
      Tatsuhiro Yokoyama, S. Tulasi Ram, K. K. Ajith, and M. Yamamoto
    • Organizer
      15th MST Radar Workshop
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] Plasma bubble rise velocity estimated from EAR observation and High-Resolution Bubble model2017

    • Author(s)
      Yokoyama, T., S. Tulasi Ram, K. K. Ajith, and M. Yamamoto
    • Organizer
      15th International Workshop on Technical and Scientific Aspects of MST Radar
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-16K17814
  • [Presentation] 数値シミュレーションと赤道大気レーダー観測によるプラズマバブル上昇速度の推定2017

    • Author(s)
      横山竜宏, Tulasi Ram Sudarsanam, Ajith K. K.,山本衛, Niranjan K.
    • Organizer
      第142回 地球電磁気・地球惑星圏学会講演会
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] 数値シミュレーションと赤道大気レーダー観測によるプラズマバブル上昇速度の推定2017

    • Author(s)
      横山竜宏, Tulasi Ram Sudarsanam, Ajith K. K., 山本衛, Niranjan K.
    • Organizer
      第142回 地球電磁気・地球惑星圏学会講演会
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] 数値シミュレーションと赤道大気レーダー観測によるプラズマバブル上昇速度の推定2017

    • Author(s)
      横山竜宏・S.TulasiRam・K.K.Ajith・山本衛・K. Niranjan
    • Organizer
      第11回MUレーダー・赤道大気レーダーシンポジウム
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] 数値シミュレーションと赤道大気レーダー観測による プラズマバブル上昇速度の推定2017

    • Author(s)
      横山 竜宏, S. Tulasi Ram, K. K. Ajith, 山本 衛, K. Niranjan
    • Organizer
      第11回MUレーダー・赤道大気レーダーシンポジウム
    • Data Source
      KAKENHI-PROJECT-16K17814
  • [Presentation] Spectral analysis of equatorial plasma bubbles obtained by high-resolution bubble model and C/NOFS satellite2017

    • Author(s)
      Yokoyama, T., C. L. Rino, C. S. Carrano, K. M. Groves, and P. A. Roddy
    • Organizer
      JpGU-AGU Joint Meeting 2017
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-16K17814
  • [Presentation] Sub-kilometer simulation of equatorial plasma bubble and comparision with satellite observations2016

    • Author(s)
      Yokoyama, T., R. F. Pfaff, C. Stolle, and S.-Y. Su
    • Organizer
      2016 AGU Fall Meeting
    • Place of Presentation
      San Francisco, USA
    • Year and Date
      2016-12-12
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] 高精細プラズマバブルシミュレーションと衛星観測との比較2016

    • Author(s)
      横山 竜宏, Robert F. Pfaff, Claudia Stolle, Shin-Yi Su
    • Organizer
      第140回 地球電磁気・地球惑星圏学会講演会
    • Place of Presentation
      福岡市 九州大学
    • Year and Date
      2016-11-19
    • Data Source
      KAKENHI-PROJECT-16K17814
  • [Presentation] 赤道プラズマバブルに伴う磁場変動の数値シミュレーション2016

    • Author(s)
      横山竜宏, Claudia Stolle
    • Organizer
      日本地球惑星科学連合大会2016
    • Place of Presentation
      幕張メッセ, 千葉
    • Year and Date
      2016-05-22
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] Global and regional ionospheric modeling to understand equatorial plasma bubble2016

    • Author(s)
      Yokoyama, T., H. Jin, and H. Shinagawa
    • Organizer
      The 4th Asia Oceania Space Weather Alliance Workshop
    • Place of Presentation
      Jeju, South Korea
    • Year and Date
      2016-10-24
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] 高精細プラズマバブルシミュレーションと衛星観測との比較,2016

    • Author(s)
      横山竜宏, Robert F. Pfaff, Claudia Stolle, Shin-Yi Su
    • Organizer
      第140回地球電磁気・地球惑星圏学会講演会
    • Place of Presentation
      九州大学, 福岡市
    • Year and Date
      2016-11-19
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] 高精細プラズマバブルシミュレーションと地上・衛星観測との比較2016

    • Author(s)
      横山 竜宏, 陣 英克, 品川 裕之, Claudia Stolle
    • Organizer
      平成28年度 名古屋大学太陽地球環境研究所 研究集会 STEシミュレーション研究会
    • Place of Presentation
      仙台市 東北大学
    • Year and Date
      2016-08-31
    • Data Source
      KAKENHI-PROJECT-16K17814
  • [Presentation] 高精細プラズマバブルシミュレーションと地上・衛星観測との比較2016

    • Author(s)
      横山 竜宏, 陣 英克, 品川 裕之, Claudia Stolle
    • Organizer
      第10回MUレーダー・赤道大気レーダーシンポジウム
    • Place of Presentation
      宇治市 京都大学
    • Year and Date
      2016-09-08
    • Data Source
      KAKENHI-PROJECT-16K17814
  • [Presentation] 新・衛星=地上ビーコン観測と赤道大気レーダーによる低緯度電離圏の時空間変動の解明2016

    • Author(s)
      山本衛, 岩田桂一, 松永真由美, 斎藤昭則, 斎藤亨, 横山竜宏, Huixin Liu
    • Organizer
      第10回MUレーダー・赤道大気レーダーシンポジウム
    • Place of Presentation
      京都大学宇治キャンパス,宇治市
    • Year and Date
      2016-09-08
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] 新しい衛星による電離圏ビーコン観測・計画の現状2016

    • Author(s)
      山本衛, 岩田桂一, 松永真由美, 齊藤昭則, 斎藤享, 横山竜宏, Liu Huixin
    • Organizer
      第140回地球電磁気・地球惑星圏学会講演会
    • Place of Presentation
      九州大学, 福岡市
    • Year and Date
      2016-11-19
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] A Comparative Study of Plasma Irregularities Development Between Ionosonde and Equatorial Atmosphere Radar2016

    • Author(s)
      Dyah Martiningrum, Mamoru Yamamoto, Tatsuhiro Yokoyama, Prayitno Abadi
    • Organizer
      第140回地球電磁気・地球惑星圏学会講演会
    • Place of Presentation
      九州大学, 福岡市
    • Year and Date
      2016-11-19
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] High-resolution modeling of equatorial plasma bubble2016

    • Author(s)
      Yokoyama, T
    • Organizer
      ISEE Worshop on Ionospheric plasma bubble seeding and development
    • Place of Presentation
      名古屋市 名古屋大学
    • Year and Date
      2016-11-29
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-16K17814
  • [Presentation] 赤道プラズマバブルに伴う磁場変動の数値シミュレーション2016

    • Author(s)
      横山 竜宏, Claudia Stolle
    • Organizer
      日本地球惑星科学連合2016年大会
    • Place of Presentation
      千葉市 幕張メッセ
    • Year and Date
      2016-05-22
    • Data Source
      KAKENHI-PROJECT-16K17814
  • [Presentation] A Comparative Study of Plasma Irregularities Development Between Ionosonde and Equatorial Atmosphere Radar2016

    • Author(s)
      Dyah Martiningrum, Mamoru Yamamoto, Tatsuhiro Yokoyama, Prayitno Abadi
    • Organizer
      第140回地球電磁気・地球惑星圏学会講演会
    • Place of Presentation
      九州大学、福岡市
    • Year and Date
      2016-11-19
    • Data Source
      KAKENHI-PROJECT-25302007
  • [Presentation] Monitoring of plasma bubble occurrence by multi-frequency observations2016

    • Author(s)
      Watthanasangmechai, K., T. Yokoyama, M. Nishioka, M. Ishii, and M. Yamamoto
    • Organizer
      Beacon Satellite Symposium 2016
    • Place of Presentation
      Trieste, Italy
    • Year and Date
      2016-06-26
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] Global and regional ionospheric modeling to understand equatorial plasma bubble2016

    • Author(s)
      Yokoyama, T., H. Jin, and H. Shinagawa
    • Organizer
      The 4th Asia Oceania Space Weather Alliance Workshop
    • Place of Presentation
      Jeju, South Korea
    • Year and Date
      2016-10-24
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-16K17814
  • [Presentation] 高精細プラズマバブルシミュレーションと地上・衛星観測との比較2016

    • Author(s)
      横山竜宏, 陣英克, 品川裕之, Claudia Stolle
    • Organizer
      平成28年度名古屋大学宇宙地球環境研究所研究集会STE シミュレーション研究会
    • Place of Presentation
      東北大学、仙台市
    • Year and Date
      2016-08-31
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] Numerical simulation of magnetic eld variation associated with equatorial plasma bubble2016

    • Author(s)
      Yokoyama, T., and C. Stolle
    • Organizer
      2016 URSI Asia-Pacific Radio Science Converence
    • Place of Presentation
      Seoul, Korea
    • Year and Date
      2016-08-21
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] Sub-kilometer simulation of equatorial plasma bubble and comparision with satellite observations2016

    • Author(s)
      Yokoyama, T., R. F. Pfaff, C. Stolle, and S.-Y. Su
    • Organizer
      2016 AGU Fall Meeting
    • Place of Presentation
      San Francisco, USA
    • Year and Date
      2016-12-12
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-16K17814
  • [Presentation] 高精細プラズマバブルシミュレーションと地上・衛星観測との比較2016

    • Author(s)
      横山竜宏, 陣英克, 品川裕之, Claudia Stolle
    • Organizer
      第10回MUレーダー・赤道大気レーダーシンポジウム
    • Place of Presentation
      京都大学宇治キャンパス,宇治市
    • Year and Date
      2016-09-08
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] High-resolution modeling of equatorial plasma bubble, ISEE Worshop on Ionospheric plasma bubble seeding and development atistics with GAIA model2016

    • Author(s)
      Yokoyama, T.
    • Organizer
      ISEE Workshop on Ionospheric Plasma Bubble Seeding and Development
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] Numerical simulation of magnetic field variation associated with equatorial plasma bubble2016

    • Author(s)
      Yokoyama, T., and C. Stolle
    • Organizer
      2016 URSI Asia-Pacific Radio Science Conference
    • Place of Presentation
      Seoul, South Korea
    • Year and Date
      2016-08-21
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-16K17814
  • [Presentation] 高精細プラズマバブルシミュレーションと地上・衛星観測との比較2016

    • Author(s)
      横山竜宏
    • Organizer
      第10回MUレーダー・赤道大気レーダーシンポジウム
    • Place of Presentation
      京都大学宇治キャンパス, 宇治市
    • Year and Date
      2016-09-08
    • Data Source
      KAKENHI-PROJECT-25302007
  • [Presentation] Effects of Pre-reversal enhancement of E x B2015

    • Author(s)
      Prayitno Abadi, Yuichi Otsuka, Takuya Tsugawa, and Tatsuhiro Yokoyama
    • Organizer
      宇宙地球環境研究所設立記念シンポジウム
    • Place of Presentation
      名古屋大学
    • Year and Date
      2015-11-04
    • Data Source
      KAKENHI-PROJECT-25302007
  • [Presentation] Climatology of Equatorial plasma bubbles observed from Equatorial Atmosphere Radar (EAR) - New Aspects2015

    • Author(s)
      Tulasiram SUDARSANAM, K. K. AJITH, Mamoru YAMAMOTO, Yuichi OTSUKA, Tatsuhiro YOKOYAMA, Takuya TSUGAWA
    • Organizer
      日本地球惑星科学連合2015年大会
    • Place of Presentation
      幕張メッセ国際会議場
    • Year and Date
      2015-05-24
    • Data Source
      KAKENHI-PROJECT-25302007
  • [Presentation] E-F REGION FIELD ALIGNED IRREGULARITIES OBSERVED WITH EQUATORIAL ATMOSPHERIC RADAR AND IONOSONDE2015

    • Author(s)
      Dyah rahayu MARTININGRUM, Mamoru YAMAMOTO, Tatsuhiro YOKOYAMA, Asnawi HUSIN, Clara yono YATINI
    • Organizer
      日本地球惑星科学連合2015年大会
    • Place of Presentation
      幕張メッセ国際会議場
    • Year and Date
      2015-05-24
    • Data Source
      KAKENHI-PROJECT-25302007
  • [Presentation] 新・衛星=地上ビーコン観測と赤道大気レーダー による低緯度電離圏の時空間変動の解明 -新しい研究プロジェクト紹介-2015

    • Author(s)
      山本衛, 橋口浩之, 斎藤昭則, 松永真由美, 斎藤亨, Huixin Liu, 横山竜宏, 陣英克, 大塚雄一, Roland Tsunoda, Tung-Yuan Hsiao
    • Organizer
      第9回MUレーダー赤道大気レーダー共同利用シンポジウム
    • Place of Presentation
      京都大学生存圏研究所、宇治市
    • Data Source
      KAKENHI-PROJECT-15H02135
  • [Presentation] Precise seasonal EIA structures in Southeast Asia2015

    • Author(s)
      Kornyanat Watthanasangmechai, Mamoru Yamamoto, Akinori Saito, Takashi Maruyama, Tatsuhiro Yokoyama, Michi Nishioka, Mamoru Ishii
    • Organizer
      第138回 地球電磁気・地球惑星圏学会講演会
    • Place of Presentation
      東京大学
    • Year and Date
      2015-10-31
    • Data Source
      KAKENHI-PROJECT-25302007
  • [Presentation] Temporal change of the precise EIA asymmetry in Thailand-Indonesia sector observed by a beacon receiver network2015

    • Author(s)
      Kornyanat WATTHANASANGMECHAI, Mamoru YAMAMOTO, Akinori SAITO, Tatsuhiro YOKOYAMA
    • Organizer
      日本地球惑星科学連合2015年大会
    • Place of Presentation
      幕張メッセ国際会議場
    • Year and Date
      2015-05-24
    • Data Source
      KAKENHI-PROJECT-25302007
  • [Presentation] Effects of Pre-reversal enhancement of E x B drift on the Latitudinal Extension of Plasma Bubble in Southeast Asia2015

    • Author(s)
      Prayitno Abadi, Yuichi Otsuka, Takuya Tsugawa, and Tatsuhiro Yokoyama
    • Organizer
      The 4th ENRI International Workshop on ATM/CNS (EIWAC) 2015
    • Place of Presentation
      電子航法研究所
    • Year and Date
      2015-11-17
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-25302007
  • [Presentation] 南・東南アジアにおける赤道電離圏擾乱のGNSS・レーダー観測2015

    • Author(s)
      大塚雄一、塩川和夫、Abadi Prayitno、Dao Tam、横山竜宏、津川卓也、西岡未知、M. Buhari Suhaila、Patra Amit、Tulasi Ram Sudarsanam
    • Organizer
      第138回 地球電磁気・地球惑星圏学会講演会
    • Place of Presentation
      東京大学
    • Year and Date
      2015-10-31
    • Data Source
      KAKENHI-PROJECT-25302007
  • [Presentation] Predawn depletion observed by GRBR and GPS networks in Southeast Asia2015

    • Author(s)
      Kornyanat WATTHANASANGMECHAI, Mamoru YAMAMOTO, Akinori SAITO, Tatsuhiro YOKOYAMA
    • Organizer
      日本地球惑星科学連合2015年大会
    • Place of Presentation
      幕張メッセ国際会議場
    • Year and Date
      2015-05-24
    • Data Source
      KAKENHI-PROJECT-25302007
  • [Presentation] Co-located fossil bubbles and SSTID structure at low latitudes: A case study2015

    • Author(s)
      Kornyanat Watthanasangmechai, Mamoru Yamamoto, Roland Tsunoda, Akinori Saito, Tatsuhiro Yokoyama, Mamoru Yamamoto
    • Organizer
      International Reference Ionosphere 2015 Workshop
    • Place of Presentation
      Bangkok, Thailand
    • Year and Date
      2015-11-09
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-25302007
  • [Presentation] Effects of Pre-reversal enhancement of E x B drift on the Latitudinal Extension of Plasma Bubble in Southeast Asia2015

    • Author(s)
      Prayitno Abadi, Yuichi Otsuka, Takuya Tsugawa, and Tatsuhiro Yokoyama
    • Organizer
      日本地球惑星科学連合2015年大会
    • Place of Presentation
      幕張メッセ国際会議場
    • Year and Date
      2015-05-24
    • Data Source
      KAKENHI-PROJECT-25302007
  • [Presentation] 観測ロケットS-520-27号機・S-310-42号機を中心とする電離圏波動現象の総合観測2014

    • Author(s)
      山本衛, 阿部琢美, 山本真行, 渡部重十, 羽生宏人, 石坂圭吾, 遠藤研, 岩上直幹, 高橋隆男, 田中真, 斎藤享, 横山竜宏, 津川卓也, M. Larsen, P. Bernhardt
    • Organizer
      第14回宇宙科学シンポジウム
    • Place of Presentation
      JAXA宇宙科学研究所, 神奈川
    • Data Source
      KAKENHI-PROJECT-24340120
  • [Presentation] ロケット及び地上観測による中規模伝搬性電離圏擾乱の研究2014

    • Author(s)
      山本衛, 加藤寬大, 石坂圭吾, 横山竜宏, 岩上直幹, 高橋隆男, 田中真, 遠藤君, 熊本篤志, 渡部重十, 山本真行, 阿部琢美, 斎藤享, 津川卓也, 西岡未知, P. A. Bernhardt, M. F. Larsen
    • Organizer
      日本地球惑星科学連合2014年総会
    • Place of Presentation
      パシフィコ横浜, 神奈川
    • Data Source
      KAKENHI-PROJECT-24340120
  • [Presentation] Study of Medium-scale Traveling Ionospheric Disturbances (MSTID) with Sounding Rockets and Ground Observations2014

    • Author(s)
      M. Yamamoto, T. Kato, K. Ishizaka, T. Yokoyama, N. Iwagami, T. Takahashi, M. Tanaka, K. Endo, A. Kumamoto, S. Watanabe, M.-Y. Yamamoto, T. Abe, H. Habu, S. Saito, T. Tsugawa, M. Nishioka, P. Bernhardt, M. Larsen
    • Organizer
      31st URSI General Assembly
    • Place of Presentation
      Beijing, China
    • Year and Date
      2014-08-21
    • Data Source
      KAKENHI-PROJECT-24340120
  • [Presentation] Sounding Rocket/Ground-based Observation Campaign for Medium-Scale Traveling Ionospheric Disturbances (MSTID)2013

    • Author(s)
      Yamamoto, M., A. Saito, Y. Otsuka, T. Yokoyama, M.-Y. Yamamoto, T. Abe, S. Watanabe, K. Ishisaka, M. F. Larsen, R. Pfaff, P. Bernhardt
    • Organizer
      29th International Symposium on Space Technology and Science
    • Place of Presentation
      Nagoya, Aichi
    • Data Source
      KAKENHI-PROJECT-24340120
  • [Presentation] ロケットと地上からの複合観測による中緯度電離圏の観測2013

    • Author(s)
      山本衛, 斎藤享, 横山竜宏, 津川卓也, 石坂さん, 山本真行, 羽生宏人, 渡部重十, 阿部琢美, G. Seemala, P. A. Bernhardt、M. F. Larsen
    • Organizer
      地球電磁気・地球惑星圏学会第134回講演会
    • Place of Presentation
      高知大学, 高知
    • Data Source
      KAKENHI-PROJECT-24340120
  • [Presentation] Sounding rocket/ground-based observation campaign to study medium-scale traveling ionospheric disturbances (MSTID)2012

    • Author(s)
      Yamamoto, M., A. Saito, T. Yokoyama, Y. Otsuka, M.-Y. Yamamoto, T. Abe, S. Watanabe, K. Ishisaka, M. Larsen, R. Pfaff, P. Bernhardt
    • Organizer
      39th Scientific Assembly of COSPAR
    • Place of Presentation
      Mysore, India
    • Data Source
      KAKENHI-PROJECT-24340120
  • [Presentation] 夕方、明け方、昼間熱圏におけるリチウム放出ロケット実験2012

    • Author(s)
      山本真行、渡部重十、羽生宏人、阿部琢美、Miguel F. Larsen、山本衛、横山竜宏、柿並義宏
    • Organizer
      日本地球惑星科学連合2012年大会
    • Place of Presentation
      幕張メッセ国際会議場, 千葉
    • Data Source
      KAKENHI-PROJECT-24340120
  • [Presentation] ロケット/地上観測を用いた中規模伝搬性電離圏擾乱の観測キャンペーン2012

    • Author(s)
      山本衛、齊藤昭則、横山竜宏、大塚雄一、山本真行、阿部琢美、渡部重十、石坂圭吾、Miguel Larsen、Rob Pfaff、Parul Bernhardt
    • Organizer
      日本地球惑星科学連合2012年大会
    • Place of Presentation
      幕張メッセ国際会議場, 千葉
    • Data Source
      KAKENHI-PROJECT-24340120
  • [Presentation] Study of Medium-scale Traveling Ionospheric Disturbances (MSTID) with Sounding Rockets and Ground Observations

    • Author(s)
      M. Yamamoto, T. Kato, K. Ishizaka, T. Yokoyama, N. Iwagami, T. Takahashi, M. Tanaka,
    • Organizer
      Daytime Dynamo workshop
    • Place of Presentation
      St. Michaels, USA
    • Year and Date
      2015-03-03 – 2015-03-05
    • Data Source
      KAKENHI-PROJECT-24340120
  • [Presentation] ロケット及び地上観測による中規模伝搬性電離圏擾乱の研究

    • Author(s)
      山本衛, 加藤寬大, 石坂圭吾, 横山竜宏, 岩上直幹, 高橋隆男, 田中真, 遠藤研, 熊本篤志, 渡部重十, 山本真行, 阿部琢美, 齋藤享, 津川卓也, 西岡未知, Bernhardt Paul, Larsen Miguel
    • Organizer
      日本地球惑星科学連合2014年総会
    • Place of Presentation
      パシフィコ横浜
    • Year and Date
      2014-04-28 – 2014-05-02
    • Data Source
      KAKENHI-PROJECT-24340120
  • [Presentation] 観測ロケット実験による電離圏E-F領域相互作用の解明

    • Author(s)
      山本衛, 加藤寛大,石坂圭吾,横山竜宏, 岩上直幹, 高橋隆男,田中真,遠藤研, 熊本篤志,渡部重十,山本真行,阿部琢美, 羽生宏人,齋藤享,津川卓也, 西岡未知,Paul Bernhardt, Miguel Larsen
    • Organizer
      第28回大気圏シンポジウム
    • Place of Presentation
      JAXA宇宙科学研究所
    • Year and Date
      2014-12-08 – 2014-12-09
    • Data Source
      KAKENHI-PROJECT-24340120
  • [Presentation] Study of Medium-scale Traveling Ionospheric Disturbances (MSTID) with Sounding Rockets and Ground Observations

    • Author(s)
      M. Yamamoto, T. Kato, K. Ishizaka, T. Yokoyama, N. Iwagami, T. Takahashi, M. Tanaka, K. Endo, A. Kumamoto, S. Watanabe, M.-Y. Yamamoto, T. Abe, H. Habu, S. Saito, T. Tsugawa, M. Nishioka, P. Bernhardt, M. Larsen
    • Organizer
      AOGS 11th Annual Meeting
    • Place of Presentation
      札幌市
    • Year and Date
      2014-07-28 – 2014-08-01
    • Data Source
      KAKENHI-PROJECT-24340120
  • 1.  SAITO Susumu (40392716)
    # of Collaborated Projects: 4 results
    # of Collaborated Products: 20 results
  • 2.  YAMAMOTO Mamoru (20210560)
    # of Collaborated Projects: 4 results
    # of Collaborated Products: 74 results
  • 3.  OOTSUKA Yuichi (40314025)
    # of Collaborated Projects: 4 results
    # of Collaborated Products: 27 results
  • 4.  SAITO Akinori (10311739)
    # of Collaborated Projects: 4 results
    # of Collaborated Products: 23 results
  • 5.  TSUGAWA Takuya (20377782)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 15 results
  • 6.  橋口 浩之 (90293943)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 11 results
  • 7.  Liu Huixin (70589639)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
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