Tsubouchi Ken 坪内健

… Alternative Names

TSUBOUCHI Ken 坪内健

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Researcher Number	60397601
Other IDs
Affiliation (Current)	2026: 電気通信大学, 大学院情報理工学研究科, 客員研究員
Affiliation (based on the past Project Information) *help	2018 – 2024: 電気通信大学, 大学院情報理工学研究科, 客員研究員 2017: 東京工業大学, 理学院, 東工大特別研究員 2015: 東京工業大学, 大学院理工学研究科(理学系), 流動研究員 2013 – 2014: 東京工業大学, 理工学研究科, 流動研究員 2012: 東京大学, 大学院・理学系研究科, 特任研究員 … More 2012: 東京大学, 理学(系)研究科(研究院), 研究員 2011: 東京大学, 大学院・理学系研究科, 研究員 2010: 独立行政法人情報通信研究機構, 電磁波計測研究センター宇宙環境計測グループ, 有期研究員 Less
Review Section/Research Field	Principal Investigator Space and upper atmospheric physics / Basic Section 17010:Space and planetary sciences-related
Keywords	Principal Investigator 太陽圏 / 超高層物理学 / 宇宙空間 / 宇宙科学 / 終端衝撃波 / ヘリオポーズ / ピックアップイオン / 太陽風 / プラズマ・核融合 / 宇宙線 / プラズマ / 粒子加速 / 衝撃波

Research Projects
(4 results)
Research Products
(51 results)

太陽風終端領域に見るエネルギー散逸過程の多様性Principal Investigator
- Principal Investigator
  
  坪内健
- Project Period (FY)
  2023 – 2026
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 17010:Space and planetary sciences-related
- Research Institution
  The University of Electro-Communications
Mechanism of energy partitioning in multi-component plasmas around the heliospheric boundary regionPrincipal Investigator
- Principal Investigator
  
  Tsubouchi Ken
- Project Period (FY)
  2017 – 2022
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Space and upper atmospheric physics
- Research Institution
  The University of Electro-Communications
  Tokyo Institute of Technology
Generation processes of energetic particles distributed in the heliospheric outer boundaryPrincipal Investigator
- Principal Investigator
  
  Tsubouchi Ken
- Project Period (FY)
  2013 – 2015
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Space and upper atmospheric physics
- Research Institution
  Tokyo Institute of Technology
Investigation of the macroscopic variation in a heliospheric termination shockPrincipal Investigator
- Principal Investigator
  
  TSUBOUCHI Ken
- Project Period (FY)
  2010 – 2012
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Space and upper atmospheric physics
- Research Institution
  The University of Tokyo
  National Institute of Information and Communications Technology

All 2024 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 Other

All Journal Article Presentation

[Journal Article] Variations in the pickup ion density structure in response to the growth of the Kelvin-Helmholtz instability along the heliopause2021
- Author(s)
  坪内　健
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 915 Issue: 2 Pages: 95-95
- DOI
  10.3847/1538-4357/ac01d6
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-17K05666
[Journal Article] Pickup ion acceleration in the successive appearance of corotating interaction regions2017
- Author(s)
  坪内　健
- Journal Title
  
  Journal of Geophysical Research, Space Physics
  
  Volume: 122 Issue: 4 Pages: 3935-3948
- DOI
  10.1002/2016ja023817
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K05666
[Journal Article] Stable ring beam of solar wind He2+ in the solar wind2016
- Author(s)
  Tsubouchi, K., T. Nagai, and I. Shinohara
- Journal Title
  
  Journal of Geophysical Research Space Physics
  
  Volume: 121 Issue: 2 Pages: 1233-1248
- DOI
  10.1002/2015ja021769
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-25400475
[Journal Article] Particle acceleration at corotating interaction regions in the heliosphere2014
- Author(s)
  Tsubouchi, K.
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 795 Issue: 1 Pages: 1-10
- DOI
  10.1088/0004-637x/795/1/47
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-25400475
[Journal Article] Collisionless damping of circularly polarized nonlinear Alfven waves in solar wind plasmas with and without beam protons2014
- Author(s)
  Nariyuki, Y., T. Hada, and K. Tsubouchi
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 793 Issue: 2 Pages: 1-7
- DOI
  10.1088/0004-637x/793/2/138
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25400475
[Journal Article] 太陽風アルヴェン波とイオンビーム不安定性2013
- Author(s)
  成行泰裕、羽田亨、坪内健
- Journal Title
  
  Journal of Plasma and Fusion Research
  
  Volume: 89 Pages: 573-578
- NAID
  110009660637
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25400475
[Journal Article] Generation process of magnetic decreases and the resulting kinetic effects on energetic particles within corotating interaction regions2012
- Author(s)
  K. Tsubouchi
- Journal Title
  
  Journal of Geophysical Research
  
  Volume: vol.117 Issue: A7
- DOI
  10.1029/2012ja017639
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22540462
[Journal Article] Nonlinear dissipation of circularly polarized Alfven waves due to the beam-induced obliquely propagating waves2012
- Author(s)
  Y. Nariyuki T. Hada, and K. Tsubouchi
- Journal Title
  
  Physics of Plasmas
  
  Volume: vol.19
- URL
  http://dx.doi.org/10.1063/1.4748296
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22540462
[Journal Article] Shock acceleration of particles in the nonstationary evolution of corotating interaction regions2011
- Author(s)
  K. Tsubouchi
- Journal Title
  
  The Astrophysical Journal
  
  Volume: vol.740 Issue: 2 Pages: 115-115
- DOI
  10.1088/0004-637x/740/2/115
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22540462
[Presentation] Polytropic characteristics around the termination shock2024
- Author(s)
  坪内　健
- Organizer
  第156回地球電磁気・地球惑星圏学会2024年秋季大会
- Data Source
  KAKENHI-PROJECT-23K03475
[Presentation] Evaluation of the polytropic indices around the termination shock by using hybrid simulation data2024
- Author(s)
  坪内　健
- Organizer
  American Geophysical Union 2024 Fall meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K03475
[Presentation] Dependence of plasma properties on the pickup ion density in the heliosheath2024
- Author(s)
  坪内　健
- Organizer
  日本地球惑星科学連合2024年大会
- Data Source
  KAKENHI-PROJECT-23K03475
[Presentation] Properties of the heliosheath plasma associated with the compression at the termination shock2022
- Author(s)
  坪内　健
- Organizer
  第152回地球電磁気・地球惑星圏学会
- Data Source
  KAKENHI-PROJECT-17K05666
[Presentation] Energy density composition in the inner heliosheath affected by pickup ions2021
- Author(s)
  坪内　健
- Organizer
  第150回地球電磁気・地球惑星圏学会
- Data Source
  KAKENHI-PROJECT-17K05666
[Presentation] Relationship between the inner heliosheath thickness and the pickup ion density2020
- Author(s)
  坪内　健
- Organizer
  日本地球惑星科学連合2020年大会
- Data Source
  KAKENHI-PROJECT-17K05666
[Presentation] Properties of the heliopause fluctuations embedded in the pickup ion density profiles2019
- Author(s)
  坪内　健
- Organizer
  American Geophysical Union 2019 Fall meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05666
[Presentation] Structural variations in the pickup ion density associated with magnetic reconnection at the heliopause2019
- Author(s)
  坪内　健
- Organizer
  日本地球惑星科学連合2019年大会
- Data Source
  KAKENHI-PROJECT-17K05666
[Presentation] Contribution of pickup ions to the radial profile of the heliosheath2019
- Author(s)
  坪内　健
- Organizer
  第146回地球電磁気・地球惑星圏学会
- Data Source
  KAKENHI-PROJECT-17K05666
[Presentation] The Kelvin-Helmholtz instability along the heliopause and the consequent pickup ion dynamics2018
- Author(s)
  坪内　健
- Organizer
  Asia-Oceania Geosciences Society 15th annual meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05666
[Presentation] Response of the pickup ion in the outer heliosheath to the fluctuating heliopause2018
- Author(s)
  坪内　健
- Organizer
  American Geophysical Union 2018 Fall meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05666
[Presentation] Hybrid simulations on the evolution of the pickup ion density structure associated with the fluctuating heliopause2018
- Author(s)
  坪内　健
- Organizer
  第144回地球電磁気・地球惑星圏学会
- Data Source
  KAKENHI-PROJECT-17K05666
[Presentation] Local concentration of pickup ions in the outer heliosheath: Relevance to the IBEX observation2018
- Author(s)
  坪内　健
- Organizer
  日本地球惑星科学連合2018年大会
- Data Source
  KAKENHI-PROJECT-17K05666
[Presentation] Evolution of pickup ion density structures in the outer heliosheath2017
- Author(s)
  坪内　健
- Organizer
  地球電磁気・地球惑星圏学会
- Data Source
  KAKENHI-PROJECT-17K05666
[Presentation] Pickup ion dynamics in the outer heliosheath associated with the growth of Kelvin-Helmholtz instability at the heliopause2017
- Author(s)
  坪内　健
- Organizer
  American Geophysical Union 2017 Fall meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05666
[Presentation] Pickup ion dynamics in the velocity shear layer across the heliopause2017
- Author(s)
  坪内　健
- Organizer
  日本地球惑星科学連合2017年大会
- Data Source
  KAKENHI-PROJECT-17K05666
[Presentation] 太陽風の速度勾配構造の成長に伴う高エネルギー粒子生成2015
- Author(s)
  坪内　健
- Organizer
  第138回地球電磁気・地球惑星圏学会
- Place of Presentation
  東京、東京大学
- Year and Date
  2015-11-03
- Data Source
  KAKENHI-PROJECT-25400475
[Presentation] Particle acceleration affected by the evolving velocity structures in the solar wind2015
- Author(s)
  Tsubouchi, K.
- Organizer
  American Geophysical Union 2015 Fall meeting
- Place of Presentation
  San Francisco, USA
- Year and Date
  2015-12-18
- Data Source
  KAKENHI-PROJECT-25400475
[Presentation] Acceleration of pickup H+, He+, and O+ in the corotating interaction regions2015
- Author(s)
  坪内　健
- Organizer
  日本地球惑星科学連合2015年大会
- Place of Presentation
  千葉、幕張メッセ
- Year and Date
  2015-05-25
- Data Source
  KAKENHI-PROJECT-25400475
[Presentation] Ion kinetics and nonlinear evolution of Aflvenic turbulencein the radially expanding solar wind2014
- Author(s)
  Nariyuki, Y., T. Hada, and K. Tsubouchi
- Organizer
  Asia-Oceania Geosciences Society 11th Annual meeting
- Place of Presentation
  札幌、ロイトン札幌
- Year and Date
  2014-07-28
- Data Source
  KAKENHI-PROJECT-25400475
[Presentation] Pickup ion acceleration via multiple reflection between two successive CIRs2014
- Author(s)
  坪内健
- Organizer
  日本地球惑星科学連合2014年大会
- Place of Presentation
  横浜、パシフィコ横浜
- Year and Date
  2014-05-01
- Data Source
  KAKENHI-PROJECT-25400475
[Presentation] Efficient mechanism of pickup ion acceleration2014
- Author(s)
  坪内健
- Organizer
  第136回地球電磁気、地球惑星圏学会
- Place of Presentation
  松本、キッセイ文化ホール
- Year and Date
  2014-11-03
- Data Source
  KAKENHI-PROJECT-25400475
[Presentation] Particle acceleration at corotating interaction regions in the heliosphere2014
- Author(s)
  Tsubouchi, K.
- Organizer
  Asia-Oceania Geosciences Society 11th Annual meeting
- Place of Presentation
  札幌、ロイトン札幌
- Year and Date
  2014-07-30
- Invited
- Data Source
  KAKENHI-PROJECT-25400475
[Presentation] Acceleration of pickup ions between the magnetically-connected CIRs2014
- Author(s)
  Tsubouchi, K.
- Organizer
  American Geophysical Union 2014 Fall meeting
- Place of Presentation
  San Francisco, USA
- Year and Date
  2014-12-15
- Data Source
  KAKENHI-PROJECT-25400475
[Presentation] 加速膨張する太陽風プラズマにおける振幅変調アルヴェン乱流の非線形発展2014
- Author(s)
  成行泰裕、羽田亨、坪内健
- Organizer
  日本地球惑星科学連合2014年大会
- Place of Presentation
  横浜、パシフィコ横浜
- Year and Date
  2014-04-29
- Data Source
  KAKENHI-PROJECT-25400475
[Presentation] Generation of pickup He2+ in the magnetosheath2014
- Author(s)
  Tsubouchi, K., T. Nagai, and I. Shinohara
- Organizer
  URSI General Assembly
- Place of Presentation
  北京、中国
- Year and Date
  2014-08-21
- Invited
- Data Source
  KAKENHI-PROJECT-25400475
[Presentation] Formation of magnetic decreases in the corotating interaction regions2013
- Author(s)
  坪内健
- Organizer
  Nonlinear Wave and Chaos Workshop
- Place of Presentation
  La Jolla Beach and Tennis Club(サンディエゴ、米国)
- Year and Date
  2013-03-05
- Data Source
  KAKENHI-PROJECT-22540462
[Presentation] 太陽風中の共回転相互作用領域境界におけるpickup ionの加速2012
- Author(s)
  坪内健
- Organizer
  日本天文学会2012年春季年会
- Place of Presentation
  龍谷大学(京都)
- Year and Date
  2012-03-20
- Data Source
  KAKENHI-PROJECT-22540462
[Presentation] Shock acceleration of interplanetary pickup ions at theedges of corotating interaction regions2012
- Author(s)
  坪内健
- Organizer
  American Geophysical Union2012 Fall meeting
- Place of Presentation
  Moscone Center(サンフランシスコ、米国)
- Year and Date
  2012-12-04
- Data Source
  KAKENHI-PROJECT-22540462
[Presentation] Pickup ions in the corotating interaction regions2011
- Author(s)
  坪内健
- Organizer
  第130回地球電磁気・地球惑星圏学会
- Place of Presentation
  神戸大学(兵庫)
- Year and Date
  2011-11-04
- Data Source
  KAKENHI-PROJECT-22540462
[Presentation] CIR衝撃波の粒子加速に対するmagnetic decrease構造の影響2011
- Author(s)
  坪内健
- Organizer
  日本地球惑星科学連合 2011 年大会
- Place of Presentation
  幕張メッセ国際会議場(千葉)
- Year and Date
  2011-05-27
- Data Source
  KAKENHI-PROJECT-22540462
[Presentation] Hybrid simulations on the dynamics of interplanetary pickup ions in the nonstationary evolution of a corotating interaction region2011
- Author(s)
  坪内健
- Organizer
  American Greophysical Union 2011 Fall meeting
- Place of Presentation
  Moscone Center(サンフランシスコ、米国)
- Year and Date
  2011-12-05
- Data Source
  KAKENHI-PROJECT-22540462
[Presentation] CIR衝撃波の粒子加速に対するmagnetic decrease構造の影響2011
- Author(s)
  坪内健
- Organizer
  日本地球惑星科学連合2011年大会
- Place of Presentation
  幕張メッセ国際会議場(千葉)
- Year and Date
  2011-05-27
- Data Source
  KAKENHI-PROJECT-22540462
[Presentation] Magnetic holes and associated particle energetics2010
- Author(s)
  坪内健
- Organizer
  日本地球惑星科学連合2010年大会
- Place of Presentation
  幕張メッセ国際会議場(千葉)
- Year and Date
  2010-05-23
- Data Source
  KAKENHI-PROJECT-22540462
[Presentation] Hybrid simulations on the energetics of Clft-related plasmas.2010
- Author(s)
  坪内健
- Organizer
  地球電磁気・地球惑星圏学会
- Place of Presentation
  沖縄県市町村自治会館(沖縄)
- Year and Date
  2010-11-01
- Data Source
  KAKENHI-PROJECT-22540462
[Presentation] Kinetic processes in the CIR evolution with magnetic decreases : Hybrid simulations2010
- Author(s)
  坪内健
- Organizer
  American Geophysical Union 2010 Fall meeting
- Place of Presentation
  Moscone Center(サンフランシスコ、米国)
- Year and Date
  2010-12-15
- Data Source
  KAKENHI-PROJECT-22540462
[Presentation] 不均衡なアルヴェン乱流の非線形減衰
- Author(s)
  成行泰裕、羽田亨、坪内健
- Organizer
  日本地球惑星科学連合2013年大会
- Place of Presentation
  千葉、幕張メッセ
- Data Source
  KAKENHI-PROJECT-25400475
[Presentation] Formation of magnetic decreases in the corotating interaction regions
- Author(s)
  坪内　健
- Organizer
  Nonlinear Wave and Chaos Workshop
- Place of Presentation
  La Jolla Beach and Tennis Club（サンディエゴ、米国）
- Invited
- Data Source
  KAKENHI-PROJECT-22540462
[Presentation] Shock acceleration of interplanetary pickup ions at the edges of corotating interaction regions
- Author(s)
  坪内　健
- Organizer
  American Geophysical Union 2012 Fall meeting
- Place of Presentation
  Moscone Center（サンフランシスコ、米国）
- Data Source
  KAKENHI-PROJECT-22540462
[Presentation] Generation of pickup He2+ in the magnetosheath
- Author(s)
  Tsubouchi, K., T. Nagai, and I. Shinohara
- Organizer
  American Geophysical Union 2013 Fall meeting
- Place of Presentation
  San Francisco, USA
- Data Source
  KAKENHI-PROJECT-25400475
[Presentation] Trajectories of the solar wind He++ across the bow shock
- Author(s)
  坪内健、長井嗣信、篠原育
- Organizer
  第134回地球電磁気・地球惑星圏学会
- Place of Presentation
  高知、高知大学
- Data Source
  KAKENHI-PROJECT-25400475
[Presentation] Hybrid simulations on the pickup ion acceleration in the CIR system
- Author(s)
  坪内　健
- Organizer
  第132回地球電磁気・地球惑星圏学会
- Place of Presentation
  札幌コンベンションセンター（札幌）
- Data Source
  KAKENHI-PROJECT-22540462

Tsubouchi Ken 坪内 健

TSUBOUCHI Ken 坪内 健

Research Projects

Research Products

太陽風終端領域に見るエネルギー散逸過程の多様性Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Mechanism of energy partitioning in multi-component plasmas around the heliospheric boundary regionPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Generation processes of energetic particles distributed in the heliospheric outer boundaryPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Investigation of the macroscopic variation in a heliospheric termination shockPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

[Journal Article] Variations in the pickup ion density structure in response to the growth of the Kelvin-Helmholtz instability along the heliopause2021

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Pickup ion acceleration in the successive appearance of corotating interaction regions2017

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Stable ring beam of solar wind He2+ in the solar wind2016

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Particle acceleration at corotating interaction regions in the heliosphere2014

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Collisionless damping of circularly polarized nonlinear Alfven waves in solar wind plasmas with and without beam protons2014

Author(s)

Journal Title

DOI

Data Source

[Journal Article] 太陽風アルヴェン波とイオンビーム不安定性2013

Author(s)

Journal Title

NAID

Data Source

[Journal Article] Generation process of magnetic decreases and the resulting kinetic effects on energetic particles within corotating interaction regions2012

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Nonlinear dissipation of circularly polarized Alfven waves due to the beam-induced obliquely propagating waves2012

Author(s)

Journal Title

URL

Data Source

[Journal Article] Shock acceleration of particles in the nonstationary evolution of corotating interaction regions2011

Author(s)

Journal Title

DOI

Data Source

[Presentation] Polytropic characteristics around the termination shock2024

Author(s)

Organizer

Data Source

[Presentation] Evaluation of the polytropic indices around the termination shock by using hybrid simulation data2024

Author(s)

Organizer

Tsubouchi Ken 坪内健

TSUBOUCHI Ken 坪内健