fujita shigeru 藤田茂

Researcher Number	70500693
Other IDs
Affiliation (Current)	2025: 統計数理研究所, データ同化研究センター, 特任教授
Affiliation (based on the past Project Information) *help	2024: 統計数理研究所, 学際統計数理研究系, 特任教授 2024: 大学共同利用機関法人情報・システム研究機構(機構本部施設等), データサイエンス共同利用基盤施設, 特任教授 2021 – 2023: 統計数理研究所, モデリング研究系, 特任教授 2020: 国立極地研究所, 研究教育系, 客員教授
Review Section/Research Field	Except Principal Investigator Basic Section 14010:Fundamental plasma-related / Medium-sized Section 17:Earth and planetary science and related fields
Keywords	Except Principal Investigator 地球磁気圏 / 磁気流体シミュレーション / 磁場トポロジー / 宇宙天気予報 / 機械学習 / オーロラ / 磁気中性点 / 磁気零点 / 磁気流体 / 磁気リコネクション

高次磁気中性点解析手法の開発と地球磁気圏4極磁場構造の解明
- Principal Investigator
  
  渡辺正和
- Project Period (FY)
  2024 – 2026
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 14010:Fundamental plasma-related
- Research Institution
  Kyushu University
Investigating the variability of auroral Joule heating with AI emulators and data assimilation
- Principal Investigator
  
  片岡龍峰
- Project Period (FY)
  2024 – 2027
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Review Section
  
  Medium-sized Section 17:Earth and planetary science and related fields
- Research Institution
  National Institute of Polar Research
Magnetic topology of interchange magnetic reconnection
- Principal Investigator
  
  Watanabe Masakazu
- Project Period (FY)
  2020 – 2023
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 14010:Fundamental plasma-related
- Research Institution
  Kyushu University

All 2024 2023 2022 2021 2020

All Journal Article Presentation

[Journal Article] Identifying and visualizing terrestrial magnetospheric topology using Geodesic Level Set method2024
- Author(s)
  Xiong, P., Fujita, S., Watanabe, M., Tanaka, T., & Cai, D.
- Journal Title
  
  Computer Graphics Forum
  
  Volume: 43 Issue: 1
- DOI
  10.1111/cgf.14994
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K03894
[Journal Article] Radial transport of Io plasma from the inner magnetosphere to the tail2023
- Author(s)
  Tanaka, T., Ebihara, Y., Watanabe, M., Fujita, S., & Kataoka, R.
- Journal Title
  
  Journal of Geophysical Research: Space Physics
  
  Volume: 128 Issue: 5
- DOI
  10.1029/2022ja030891
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K03894, KAKENHI-PROJECT-23K20241
[Journal Article] Interpretation of the theta aurora based on the null-separator structure2022
- Author(s)
  Tanaka, T., Ebihara, Y., Watanabe, M., Fujita, S., Nishitani, N., & Kataoka, R.
- Journal Title
  
  Journal of Geophysical Research: Space Physics
  
  Volume: 127 Issue: 8
- DOI
  10.1029/2022ja030332
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K03894, KAKENHI-PROJECT-18KK0099
[Journal Article] Two current systems in the preliminary phase of sudden commencements in the magnetosphere2022
- Author(s)
  Fujita, S., & Tanaka, T.
- Journal Title
  
  Earth, Planets and Space
  
  Volume: 74 Issue: 1
- DOI
  10.1186/s40623-022-01624-3
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-20K03894
[Journal Article] Unified theory of the arc auroras: Formation mechanism of the arc auroras conforming general principles of convection and FAC generation2022
- Author(s)
  Tanaka, T., Watanabe, M., Ebihara, Y., Fujita, S., Nishitani, N., & Kataoka, R.
- Journal Title
  
  Journal of Geophysical Research: Space Physics
  
  Volume: 127 Issue: 9
- DOI
  10.1029/2022ja030403
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K03894, KAKENHI-PROJECT-18KK0099, KAKENHI-PROJECT-23K20241
[Journal Article] Global simulation of the Jovian magnetosphere: Transitional structure from the Io plasma disk to the plasma sheet2021
- Author(s)
  Tanaka, T., Ebihara, Y., Watanabe, M., Fujita, S., & Kataoka, R.
- Journal Title
  
  Journal of Geophysical Research: Space Physics
  
  Volume: 126 Issue: 6
- DOI
  10.1029/2021ja029232
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K03894, KAKENHI-PROJECT-23K20241
[Journal Article] Roles of the M-I coupling and plasma sheet dissipation on the growth-phase thinning and subsequent transition to the onset2021
- Author(s)
  Tanaka, T., Ebihara, Y., Watanabe, M., Den, M., Fujita, S., Kikuchi, T., Hashimoto, K. K., Nishitani, N., & Kataoka, R.
- Journal Title
  
  Journal of Geophysical Research: Space Physics
  
  Volume: 126 Issue: 12
- DOI
  10.1029/2021ja029925
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K03894, KAKENHI-PROJECT-18KK0099, KAKENHI-PROJECT-23K20241
[Journal Article] Development of the substorm as a manifestation of convection transient2021
- Author(s)
  Tanaka, T., Ebihara, Y., Watanabe, M., Den, M., Fujita, S., Kikuchi, T., Hashimoto, K. K., & Kataoka, R.
- Journal Title
  
  Journal of Geophysical Research: Space Physics
  
  Volume: 126 Issue: 10
- DOI
  10.1029/2020ja028942
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K03894, KAKENHI-PROJECT-23K20241
[Journal Article] Formation and release of the Harang reversal relating with the substorm onset process2021
- Author(s)
  Tanaka, T., Ebihara, Y., Watanabe, M., Den, M., Fujita, S., Kikuchi, T., Hashimoto, K. K. , and Kataoka, R.
- Journal Title
  
  Journal of Geophysical Research: Space Physics
  
  Volume: 126 Issue: 1
- DOI
  10.1029/2020ja028170
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K03894, KAKENHI-PROJECT-23K20241
[Presentation] 北向き惑星間空間磁場におけるDungey型リコネクションの形状とその交換サイクルとの関係2024
- Author(s)
  渡辺正和, 蔡東生, 熊沛坤, 藤田茂, 田中高史
- Organizer
  第516回生存圏シンポジウム（2023年度RISH電波科学計算機実験シンポジウム）
- Data Source
  KAKENHI-PROJECT-20K03894
[Presentation] 惑星間空間磁場北向き時のDungeyリコネクション2024
- Author(s)
  渡辺正和, 蔡東生, 熊沛坤, 藤田茂, 田中高史
- Organizer
  極域・中緯度SuperDARN研究集会
- Data Source
  KAKENHI-PROJECT-20K03894
[Presentation] 極冠分岐の磁場トポロジー2023
- Author(s)
  渡辺正和, 蔡東生, 熊沛坤, 藤田茂, 田中高史
- Organizer
  第154回地球電磁気・地球惑星圏学会
- Data Source
  KAKENHI-PROJECT-20K03894
[Presentation] How does interchange reconnection proceed in the terrestrial magnetosphere?2023
- Author(s)
  Masakazu Watanabe, Dongsheng Cai, Peikun Xiong, Shigeru Fujita, and Takashi Tanaka
- Organizer
  The 14th Symposium on Polar Science
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K03894
[Presentation] Magnetic field topology of the magnetosphere evolving polar cap bifurcation in the ionosphere2023
- Author(s)
  Masakazu Watanabe, Dongsheng Cai, Peikun Xiong, Shigeru Fujita, and Takashi Tanaka
- Organizer
  Japan Geoscience Union Meeting 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K03894
[Presentation] 逆転対流セルを生み出す交換型リコネクションのトポロジー2022
- Author(s)
  渡辺正和, 蔡東生, 熊沛坤, 藤田茂, 田中高史
- Organizer
  2021年度極域・中緯度SuperDARN 研究集会
- Data Source
  KAKENHI-PROJECT-20K03894
[Presentation] 極冠分岐の磁場トポロジー2022
- Author(s)
  渡辺正和, 蔡東生, 熊沛坤, 藤田茂, 田中高史
- Organizer
  第152回地球電磁気・地球惑星圏学会
- Data Source
  KAKENHI-PROJECT-20K03894
[Presentation] Geometric and dynamic properties of interchange reconnection in the Earth's magnetosphere2022
- Author(s)
  Masakazu Watanabe, Dongsheng Cai, Peikun Xiong, Shigeru Fujita, and Takashi Tanaka
- Organizer
  Japan Geoscience Union Meeting 2022
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K03894
[Presentation] 交換型リコネクションの磁場トポロジー2022
- Author(s)
  渡辺正和, 蔡東生, 熊沛坤, 藤田茂, 田中高史
- Organizer
  2021年度RISH電波科学計算機実験シンポジウム
- Data Source
  KAKENHI-PROJECT-20K03894
[Presentation] Reinterpreting “polar cap bifurcation” reproduced by magnetohydrodynamic simulations2022
- Author(s)
  Masakazu Watanabe, Dongsheng Cai, Peikun Xiong, Shigeru Fujita, Takashi Tanaka
- Organizer
  The 13th Symposium on Polar Science
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K03894
[Presentation] 地球磁気圏における交換型リコネクション2021
- Author(s)
  渡辺正和，浅野智哉，蔡東生，熊沛坤，藤田茂，田中高史
- Organizer
  2020年度KDKシンポジウム
- Data Source
  KAKENHI-PROJECT-20K03894
[Presentation] 磁気圏尾部“乗り換えリコネクション”の磁場トポロジー2021
- Author(s)
  渡辺正和, 田中高史, 藤田茂,蔡東生, 熊沛坤
- Organizer
  第150回地球電磁気・地球惑星圏学会
- Data Source
  KAKENHI-PROJECT-20K03894
[Presentation] A possible origin of the “polar cap bifurcation” during northward interplanetary magnetic field periods2021
- Author(s)
  Watanabe, M., Cai, D., Xiong, P., Fujita, S., and Tanaka, T.
- Organizer
  The 12th Symposium on Polar Science
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K03894
[Presentation] Topology and geometry of interchange-type reconnection in the terrestrial magnetosphere2021
- Author(s)
  Watanabe, M., Asano, T., Cai, D., Xiong, P., Fujita, S., and Tanaka, T.
- Organizer
  Japan Geoscience Union Meeting 2021
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K03894
[Presentation] 電離圏でのプラズマシート孤立化を引き起こす磁気圏尾部「乗り換え」リコネクション2020
- Author(s)
  渡辺正和, 田中高史, 藤田茂
- Organizer
  第148回地球電磁気・地球惑星圏学会
- Data Source
  KAKENHI-PROJECT-20K03894
[Presentation] Visualizing field-aligned electric fields associated with interchange-type reconnection2020
- Author(s)
  Watanabe, M. , T. Asano, D. Cai, P. Xiong, S. Fujita, and T. Tanaka
- Organizer
  The 11th Symposium on Polar Science
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K03894
[Presentation] Ionospheric plasma sheet isolation during northward interplanetary magnetic field periods reproduced by numerical magnetohydrodynamic modeling2020
- Author(s)
  Watanabe, M., T. Tanaka, and S. Fujita
- Organizer
  Japan Geoscience Union Meeting 2020
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K03894

1. Watanabe Masakazu (70446607)

# of Collaborated Projects: 2 results

# of Collaborated Products: 25 results
2. 蔡東生 (70202075)

# of Collaborated Projects: 2 results

# of Collaborated Products: 16 results
3. 田中高史 (70346766)

# of Collaborated Projects: 2 results

# of Collaborated Products: 26 results
4. 片岡龍峰 (90462671)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
5. 中野慎也 (40378576)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
6. 中溝葵 (90437757)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results

fujita shigeru 藤田 茂

Research Projects

Research Products

Co-Researchers

高次磁気中性点解析手法の開発と地球磁気圏4極磁場構造の解明

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Investigating the variability of auroral Joule heating with AI emulators and data assimilation

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Magnetic topology of interchange magnetic reconnection

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

[Journal Article] Identifying and visualizing terrestrial magnetospheric topology using Geodesic Level Set method2024

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Radial transport of Io plasma from the inner magnetosphere to the tail2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Interpretation of the theta aurora based on the null-separator structure2022

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Two current systems in the preliminary phase of sudden commencements in the magnetosphere2022

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Unified theory of the arc auroras: Formation mechanism of the arc auroras conforming general principles of convection and FAC generation2022

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Global simulation of the Jovian magnetosphere: Transitional structure from the Io plasma disk to the plasma sheet2021

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Roles of the M-I coupling and plasma sheet dissipation on the growth-phase thinning and subsequent transition to the onset2021

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Development of the substorm as a manifestation of convection transient2021

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Formation and release of the Harang reversal relating with the substorm onset process2021

Author(s)

Journal Title

DOI

Data Source

[Presentation] 北向き惑星間空間磁場におけるDungey型リコネクションの形状とその交換サイクルとの関係2024

Author(s)

Organizer

Data Source

[Presentation] 惑星間空間磁場北向き時のDungeyリコネクション2024

Author(s)

Organizer

Data Source

[Presentation] 極冠分岐の磁場トポロジー2023

Author(s)

Organizer

Data Source

[Presentation] How does interchange reconnection proceed in the terrestrial magnetosphere?2023

fujita shigeru 藤田茂