SAKAI Jun-ichi 坂井純一

Researcher Number	50019220
Other IDs
External Links
Affiliation (based on the past Project Information) *help	2008: University of Toyama, 大学院・理工学研究部, 教授 2006 – 2008: 富山大学, 理工学研究部, 教授 1999 – 2001: 富山大学, 工学部, 教授 1995 – 1997: 富山大学, 工学部, 教授 1991 – 1992: 富山大学, 工学部, 教授
Review Section/Research Field	Principal Investigator Astronomy / プラズマ理工学 / Astronomy Except Principal Investigator Astronomy
Keywords	Principal Investigator Particle Acceleration / 磁気再結合 / Current loop / solar flare / Magnetic Reconnection / コロナ加熱 / 太陽プラズマ / Ion Acceleration / Corona Heating / Laser-Plasma … More / Cosmic Plasma / 高エネルギー粒子加速 / 磁場生成 / 電子陽電子プラズマ / 太陽コロナ加熱 / レーザプラズマ / particle accelaration / Particle acceleration / Cerrent loop / Partide Acceleration / Currnt loop / Coronal Heating / Solar Plasma / Gamma-rays / X-rays / Loop Coalescence Interaction / Solar Flares / ル-プ合体相互作用 / ガンマ線 / X線 / ループ合体相互作用 / 粒子加速 / 太陽フレア / 磁気再結 / 太陽彩層 / シミュレーション / particle aceleration / reconnection / coalescence / current loop / electron-positnon Plasma … More Except Principal Investigator 粒子加速 / Hida Domeless Telescope / Mitaka Flare Telescope / Nobeyama Radioheliograph / Yohkoh satellite / particle accelerator / magnetic reconnection / CME (coronal mass ejection) / solar flares / 太陽電波放射 / 太陽X線放射 / 飛騨ドームレス望遠鏡 / 三鷹フレア望遠鏡 / 野辺山電波ヘリオグラフ / 「ようこう」衛星 / 磁気リコネクション / CME(コロナ質量放出) / 太陽フレア / フェルミ加速 / プラズマ不安定 / 無衝突衝撃波 Less

Study of non-stational dynamical processes in solar chromosphere and coronal heatingPrincipal Investigator
- Principal Investigator
  
  坂井純一
- Project Period (FY)
  2006 – 2009
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Astronomy
- Research Institution
  University of Toyama
Theory and Simulation of Nonlinear Phenomena in Laboratory and Astrophysical PlasmasPrincipal Investigator
- Principal Investigator
  
  SAKAI Jun-ichi
- Project Period (FY)
  1999 – 2001
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  プラズマ理工学
- Research Institution
  Toyama University
垂直衝撃波下流での2次フェルミ加速過程の可能性
- Principal Investigator
  
  星野真弘
- Project Period (FY)
  1996
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas
- Research Institution
  宇宙科学研究所
"Energy Release, Particle Acceleration, and Magnetic Reconnection in Solar Flares"
- Principal Investigator
  
  KOSUGI Takeo
- Project Period (FY)
  1996 – 1998
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Astronomy
- Research Institution
  Institute of Space and Astronautical Science
  National Astronomical Observatory of Japan
電子・陽電子プラズマにおける粒子加速とガンマ線放射Principal Investigator
- Principal Investigator
  
  坂井純一
- Project Period (FY)
  1995
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas
- Research Institution
  University of Toyama
Study on collision between a current loop and a plasma cloud in solar flaresPrincipal Investigator
- Principal Investigator
  
  SAKAI Jun-ichi
- Project Period (FY)
  1995 – 1997
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Astronomy
- Research Institution
  Toyama University
Study on High-energy Particle Acceleration Mechanism during Solar FlaresPrincipal Investigator
- Principal Investigator
  
  SAKAI Jun-ichi
- Project Period (FY)
  1991 – 1992
- Research Category
  
  Grant-in-Aid for General Scientific Research (C)
- Research Field
  
  Astronomy
- Research Institution
  Toyama University

All 2009 2008 2006 Other

All Journal Article Presentation

[Journal Article] Modeling penumbral micro-jets by two-fluid simulations2009
- Author(s)
  J.I. Sakai and P.D. Smith
- Journal Title
  
  The Astrophysical Journal (Letters) (2008) 687
  
  Pages: 127-130
- Data Source
  KAKENHI-PROJECT-18540235
[Journal Article] Two-fluid simulations of coalescing penumbra filaments driven by neutral-hydrogen flows2009
- Author(s)
  J. I. Sakai, P. Smith
- Journal Title
  
  The Astrophysical Journal 691
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18540235
[Journal Article] Two-fluid simulations of coalescing penumbra filaments driven by neutral-hydrogen flows2009
- Author(s)
  J.I. Sakai and P.D. Smith
- Journal Title
  
  The Astrophysical Journal (Letters) 691
  
  Pages: 45-48
- Data Source
  KAKENHI-PROJECT-18540235
[Journal Article] Particle-in-cell simulation of shocks and band splitting of TypeII bursts2008
- Author(s)
  J. I. Sakai & M. Karlicky
- Journal Title
  
  Astronomy alld Astrophysics 478
  
  Pages: 15-18
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18540235
[Journal Article] Chromospheric magnetic reconnection : Two-fluid simulations of coalescing current loops2008
- Author(s)
  P.D. Smith and J.I. Sakai
- Journal Title
  
  Astronomy and Astrophysics 486
  
  Pages: 569-575
- Data Source
  KAKENHI-PROJECT-18540235
[Journal Article] Modeling penumbral micro-jets by two-fluid simulations2008
- Author(s)
  J. I. Sakai, P. Smith
- Journal Title
  
  The Astrophysical Journal 687
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18540235
[Journal Article] On the effect of baryon loading in magnetized counterstreaming plasma2008
- Author(s)
  R. C. Tautz & J. I. Sakai
- Journal Title
  
  Journal of Plasma Physics 74
  
  Pages: 79-90
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18540235
[Journal Article] Simulation of collision of two current loops in the upper chromosphere using two fluids model2006
- Author(s)
  J.I.Sakai, K.Tsuchimoto, I.Sokolov
- Journal Title
  
  The Astrophysical Journal 642
  
  Pages: 1236-1245
- Data Source
  KAKENHI-PROJECT-18540235
[Journal Article] Electron heating by large amplitude shear Alfven waves in collisionless plasmas with force-free magnetic configuration : heating of upper chromosphere2006
- Author(s)
  J.I.Sakai, S.Saito
- Journal Title
  
  Astronomy and Astrophysics 452
  
  Pages: 597-601
- Data Source
  KAKENHI-PROJECT-18540235
[Journal Article] A triggering mechanism of magnetic reconnection and particle acceleration during thinning of current sheet2006
- Author(s)
  S.Saito, J.I.Sakai
- Journal Title
  
  The Astrophysical Journal 652
  
  Pages: 793-799
- Data Source
  KAKENHI-PROJECT-18540235
[Journal Article] Simulation of collision of two current loops in the upper chromosphere using two fluids model2006
- Author(s)
  J.I. Sakai, K. Tsuchimoto, and I.V. Sokolov
- Journal Title
  
  The Astrophysical Journal 642
  
  Pages: 1236-1245
- Data Source
  KAKENHI-PROJECT-18540235
[Journal Article] Two-fluid simulations of chromospheric heating by Alfven waves
- Author(s)
  J.I. Sakai and P.D. Smith
- Journal Title
  
  Astronomy and Astrophysics (2009) submitted
- Data Source
  KAKENHI-PROJECT-18540235
[Presentation] Two-fluid simulations of coalescing penumbra filaments driven by neutral-hydrogen flows2008
- Author(s)
  J.I. Sakai and P.D. Smith
- Organizer
  Second Hinode Science Meeting, Beyond discovery-toward understanding
- Place of Presentation
  Boulder, Colorado, USA
- Data Source
  KAKENHI-PROJECT-18540235

1. 星野真弘 (90241257)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
2. YOSHIMORI Masato (30062657)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
3. KOSUGI Takeo (70107473)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
4. MASUDA Satoshi (10262916)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
5. SHIBATA Kazunori (70144178)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
6. SAKURAI Takashi (40114491)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
7. TSUNETA Saku (50188603)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
8. UCHIDA Yutaka (90012814)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
9. MASUGATA Katumi (80157198)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
10. KAWATA Tsutom (40019203)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results

SAKAI Jun-ichi 坂井 純一

Research Projects

Research Products

Co-Researchers

Study of non-stational dynamical processes in solar chromosphere and coronal heatingPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Theory and Simulation of Nonlinear Phenomena in Laboratory and Astrophysical PlasmasPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

垂直衝撃波下流での2次フェルミ加速過程の可能性

Principal Investigator

Project Period (FY)

Research Category

Research Institution

"Energy Release, Particle Acceleration, and Magnetic Reconnection in Solar Flares"

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

電子・陽電子プラズマにおける粒子加速とガンマ線放射Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Institution

Study on collision between a current loop and a plasma cloud in solar flaresPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Study on High-energy Particle Acceleration Mechanism during Solar FlaresPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

[Journal Article] Modeling penumbral micro-jets by two-fluid simulations2009

Author(s)

Journal Title

Data Source

[Journal Article] Two-fluid simulations of coalescing penumbra filaments driven by neutral-hydrogen flows2009

Author(s)

Journal Title

Data Source

[Journal Article] Two-fluid simulations of coalescing penumbra filaments driven by neutral-hydrogen flows2009

Author(s)

Journal Title

Data Source

[Journal Article] Particle-in-cell simulation of shocks and band splitting of TypeII bursts2008

Author(s)

Journal Title

Data Source

[Journal Article] Chromospheric magnetic reconnection : Two-fluid simulations of coalescing current loops2008

Author(s)

Journal Title

Data Source

[Journal Article] Modeling penumbral micro-jets by two-fluid simulations2008

Author(s)

Journal Title

Data Source

[Journal Article] On the effect of baryon loading in magnetized counterstreaming plasma2008

Author(s)

Journal Title

Data Source

[Journal Article] Simulation of collision of two current loops in the upper chromosphere using two fluids model2006

Author(s)

Journal Title

Data Source

[Journal Article] Electron heating by large amplitude shear Alfven waves in collisionless plasmas with force-free magnetic configuration : heating of upper chromosphere2006

Author(s)

Journal Title

Data Source

SAKAI Jun-ichi 坂井純一