Hara Hirohisa 原弘久

… Alternative Names

原弘久ハラヒロヒサ

HARA Hirohisa 原弘久

Less

Researcher Number	20270457
Other IDs
Affiliation (Current)	2025: 国立天文台, SOLAR-Cプロジェクト, 教授
Affiliation (based on the past Project Information) *help	2021 – 2022: 国立天文台, SOLAR-Cプロジェクト, 教授 2019 – 2020: 国立天文台, SOLAR-Cプロジェクト, 准教授 2015 – 2018: 国立天文台, SOLAR-C準備室, 准教授 2013: 国立天文台, SOLAR-C準備室, 准教授 2011 – 2012: 国立天文台, ひので科学プロジェクト, 准教授 … More 2007 – 2008: 国立天文台, ひので科学プロジェクト, 助教 2005 – 2006: 国立天文台, 太陽天体プラズマ研究部, 主任研究員 2004: 自然科学研究機構国立天文台, 太陽天体プラズマ研究部, 主任研究員 1994 – 2001: National Astronomical Observatory, 太陽物理学研究系, 助手 Less
Review Section/Research Field	Principal Investigator Astronomy / Astronomy Except Principal Investigator Astronomy / Medium-sized Section 14:Plasma science and related fields / Plasma science / Astronomy
Keywords	Principal Investigator 宇宙科学 / 宇宙物理学 / 光学 / 太陽物理学 / 微分回転 / 太陽コロナ / コロナ加熱 / コロナ / 太陽 Except Principal Investigator 太陽フレア … More / 太陽コロナ / 太陽物理学 / Solar Corona / Solar Flares / 科学衛星「ようこう」 / ブラッグ分光器 / 軟X線高分解能観測 / 太陽高エネルギー現象 / 彩層 / コロナ / 太陽 / Solar-C / プラズマモデル / 鉄多価イオン / プラズマ診断 / 真空紫外スペクトル / 多価イオン / リコネクション応用開拓 / 2次元Ｘ線計測 / 2次元トムソン散乱計測 / 2次元イオンドップラー計測 / 2次元画像比較 / 電子加速・加速 / イオン加速・加速 / リコネクション応用開拓 / リコネクションン応用開拓 / 粒子加速・加熱 / ２次元Ｘ線計測 / ２次元トムソン散乱計測 / ２次元イオンドップラー計測 / リコネクション加熱応用 / PICシミュレーション / ２次元画像比較 / 高磁場プラズマ合体 / 電子加速・加熱 / イオン加速・加熱 / 高精細プラズマ画像計測 / 磁気リコネクション / Low scattering mirror / Coronagraph / 低散乱鏡 / 超研磨鏡 / 低散乱ミラー / コロナグラフ / RHESSI satellite / Space experiment / X-ray spectra / Hard X-rays / Solar flare / Semiconductor detector / Cadmium telluride detector / Balloon experiment / 宇宙物理実験 / X線検出器 / カドミテルル検出器 / カドミウムテルライド / RHESSI衛星 / 飛翔体実験 / X線スペクトル / 硬X線 / 半導体検出器 / テルル化カドミウム検出器 / 気球 / Yohkoh Satellite / Bragg crystal spectrometer / Soft X-ray high resolution observation / Solar high energy phenomena / Solar flares / Sunspots / Photosphere / Chromosphere / Artificial Satellites / Solar Magnetic Fields / Solar Physics / 太陽黒点 / 光球 / 人工衛星 / 太陽磁場 / Bragg Spectrometer / Soft X-ry High Resolution Observation / Solar High Energy Phenomena / 輝線スペクトル / 赤外偏光観測 / 偏光観測 / 天体分光 / 太陽活動 / 磁場 / 赤外線 / 分光 / 偏光 / 太陽大気 / チップ・テイルトミラー / X線望遠鏡 / 姿勢制御 / 画像安定 / ロケット実験 / チップ・チルトミラー / 可動鏡 / 宇宙望遠鏡 Less

Laboratory approach to the solar atmospheric plasma with a wide temperature range from the chromosphere to the corona
- Principal Investigator
  
  Nakamura Nobuyuki
- Project Period (FY)
  2019 – 2022
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Review Section
  
  Medium-sized Section 14:Plasma science and related fields
- Research Institution
  The University of Electro-Communications
Phyisics and Applications of High-Power Heating / Acceleration of Ultra-High Field Magnetic Reconnection by Use of 2D Imaging Measurements
- Principal Investigator
  
  Ono Yasushi
- Project Period (FY)
  2015 – 2019
- Research Category
  
  Grant-in-Aid for Scientific Research (S)
- Research Field
  
  Plasma science
- Research Institution
  The University of Tokyo
Development of a concave grating for measurement of the solar-chromospheric magnetic fields in hydrogen Lyman alphaPrincipal Investigator
- Principal Investigator
  
  HARA Hirohisa
- Project Period (FY)
  2011 – 2013
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Astronomy
- Research Institution
  National Astronomical Observatory of Japan
Diagnostics of Magnetic Fields in the Outer Solar Atmosphere Using Infrared Spectral Lines
- Principal Investigator
  
  ICHIMOTO Kiyodhi
- Project Period (FY)
  2007 – 2008
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Astronomy
- Research Institution
  Kyoto University
  National Astronomical Observatory of Japan
太陽X線小輝点を用いたコロナ領域微分回転速度場の研究Principal Investigator
- Principal Investigator
  
  原弘久
- Project Period (FY)
  2004 – 2006
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Astronomy
- Research Institution
  National Astronomical Observatory of Japan
Hard X-ray observation of solar flares with balloon-borne CdTe spectrometer
- Principal Investigator
  
  TSUNETA Saku
- Project Period (FY)
  1999 – 2001
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Astronomy
- Research Institution
  National Astronomical Observatory of Japan
Simultaneous Observation of Multiple Temprature Components of the Solar Corona with a Mirror Coronagraph
- Principal Investigator
  
  ICHIMOTO Kiyoshi
- Project Period (FY)
  1999 – 2001
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Astronomy
- Research Institution
  National Astronomical Observatory
マルチスリット観測による太陽コロナ加熱機構の研究Principal Investigator
- Principal Investigator
  
  原弘久
- Project Period (FY)
  1998 – 1999
- Research Category
  
  Grant-in-Aid for Encouragement of Young Scientists (A)
- Research Field
  
  Astronomy
- Research Institution
  National Astronomical Observatory of Japan
高精度スペース光学望遠鏡の精密可動メカニズムの開発
- Principal Investigator
  
  TSUNETA Saku
- Project Period (FY)
  1997 – 1998
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Astronomy
- Research Institution
  National Astronomical Observatory of Japan
UK-Japan Cooperative Study of Solar Flares with the Yohkoh Mission
- Principal Investigator
  
  WATANABE Tetsuya
- Project Period (FY)
  1996
- Research Category
  
  Grant-in-Aid for international Scientific Research
- Research Institution
  National Astronomical Observatory
UK-Japan Cooperative Study of Solar Flares with the Yohkoh Mission
- Principal Investigator
  
  WATANABE Tetsuya
- Project Period (FY)
  1994 – 1995
- Research Category
  
  Grant-in-Aid for international Scientific Research
- Research Institution
  National Astronomical Observatory
Study of Solar Flares and Development of Magnetic Field
- Principal Investigator
  
  HIRAYAMA Tadashi
- Project Period (FY)
  1994
- Research Category
  
  Grant-in-Aid for international Scientific Research
- Research Institution
  National Astronomical Observatory

All 2023 2022 2021 2020 2019 2018 2017 2016 2014 2013 2012 2008 Other

All Journal Article Presentation

[Journal Article] Energy Dependence of the Line Ratio I(233.9 A)/I(243.8 A) in Fe xv Observed with an Electron Beam Ion Trap2023
- Author(s)
  Sakaue Hiroyuki A.、Kato Daiji、Yamamoto Norimasa、Murakami Izumi、Hara Hirohisa、Nakamura Nobuyuki
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 943 Issue: 1 Pages: 14-14
- DOI
  10.3847/1538-4357/aca895
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19H00665, KAKENHI-PROJECT-18H01201
[Journal Article] Evaluation of Fe XIV Intensity Ratio for Electron Density Diagnostics by Laboratory Measurements2021
- Author(s)
  Kambara Nagaaki、Kawate Tomoko、Oishi Tetsutarou、Kawamoto Yasuko、Sakaue Hiroyuki A.、Kato Daiji、Nakamura Nobuyuki、Hara Hirohisa、Murakami Izumi
- Journal Title
  
  Atoms
  
  Volume: 9 Issue: 3 Pages: 60-60
- DOI
  10.3390/atoms9030060
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19H00665
[Journal Article] Overview of Merging Spherical Tokamak Experiments and Simulations for Burning, High-Beta and/or Absolute Minimum-B Plasma Formation2021
- Author(s)
  Y. Ono, M. Inomoto, H. Tanabe, H. Yamaguchi, M. Gryaznevich, S. McNamara, P. Buxton, J. Kompulla, J. Wood, V. Nemytov, K. G. McCrements, C. Z. Cheng, H. Hara, S. Usami, R. Horiuchi
- Journal Title
  
  Fusion Energy 2020
  
  Volume: -
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H05750
[Journal Article] Electron Density Dependence of Extreme Ultraviolet Line Intensity Ratios in Ar XIV2021
- Author(s)
  Nakamura Nobuyuki、Numadate Naoki、Kono Yasutaka、Murakami Izumi、Kato Daiji、Sakaue Hiroyuki A.、Hara Hirohisa
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 921 Issue: 2 Pages: 115-115
- DOI
  10.3847/1538-4357/ac1c6f
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19H00665
[Journal Article] Controlof Electron Acceleration Process during Startup of Spherical Tokamak2021
- Author(s)
  M. Inomoto, T. Mihara, K. Kondo, H. Kaneko, K. Kusano, S. Kamio, E. Kawamori,
- Journal Title
  
  Fusion Energy 2020
  
  Volume: -
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-15H05750
[Journal Article] Overview of Coordinated Spherical Tokamak Research in Japan2021
- Author(s)
  Y. Takase , A. Ejiri , T. Fujita , K. Hanada H. Idei M. Nagata, T. Onchi, Y. Ono, H. Tanaka, N. Tsujii, M. Uchida, K. Yasuda, Y. Kamada, H. Kasahara, S. Murakami, Y. Takeiri, Y. Todo, S. Tsuji-Iio,
- Journal Title
  
  Fusion Energy 2020
  
  Volume: -
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-15H05750
[Journal Article] Resonant electron impact excitation of highly charged Fe ions studied with a compact electron beam ion trap2020
- Author(s)
  M. Monobe, H.A. Sakaue, D. Kato, I. Murakami, H. Hara, T. Watanabe, N. Nakamura
- Journal Title
  
  X-Ray Spectrometry
  
  Volume: 0 Issue: 4 Pages: 1-4
- DOI
  10.1002/xrs.3148
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18H01201, KAKENHI-PROJECT-19H00665
[Journal Article] A Solar Magnetic-fan Flaring Arch Heated by Non-thermal Particles and Hot Plasma from an X-ray Jet Eruption2020
- Author(s)
  Lee, K-S.; Hara, H.; Watanabe, K.; Joshi, A. D.; Brooks, D. H.; Imada, S.; Prasad, A.; Dang, P.; Shimizu, T.; Savage, S. L.; Moore, R.; Panesar, N. K.; Reep, J. W.
- Journal Title
  
  Astrophysical Journal
  
  Volume: -
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H05750
[Journal Article] The Solar-C(EUVST) mission: the latest status2020
- Author(s)
  Shimizu, T., Imada, S., Kawate, T., Suematsu, Y., Hara, H., Tsuzuki, T., Katsukawa, Y., Kubo, M., Ishikawa, R., Watanabe et al.
- Journal Title
  
  Proc. SPIE, Astronomical Telescopes + Instrumentation 2020 “Space Telescopes and Instrumentation: Ultraviolet to Gamma Ray”
  
  Volume: 11444
- DOI
  10.1117/12.2560887
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H05750, KAKENHI-PROJECT-19H01944
[Journal Article] Locating Hot Plasma in Small Flares using Spectroscopic Overlappogram Data from the Hinode EUV Imaging Spectrometer2020
- Author(s)
  Louise Harra, Sarah Matthews, David Long, Takahiro Hasegawa, Kyoung-Sun Lee, Katharine K. Reeves, Toshifumi Shimizu, Hirohisa Hara & Magnus Woods
- Journal Title
  
  Solar Physics
  
  Volume: 295 Issue: 2 Pages: 34-34
- DOI
  10.1007/s11207-020-01602-6
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H05750
[Journal Article] A Solar Magnetic-fan Flaring Arch Heated by Nonthermal Particles and Hot Plasma from an X-Ray Jet Eruption2020
- Author(s)
  Lee Kyoung-Sun、Hara Hirohisa、Watanabe Kyoko、Joshi Anand D.、Brooks David H.、Imada Shinsuke、Prasad Avijeet、Dang Phillip、Shimizu Toshifumi、Savage Sabrina L.、Moore Ronald、Panesar Navdeep K.、Reep Jeffrey W.
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 895 Issue: 1 Pages: 42-42
- DOI
  10.3847/1538-4357/ab8bce
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K20943, KAKENHI-PROJECT-15H05750
[Journal Article] Effects of Reconnection Downstream Conditions on Electron Parallel Acceleration during Merging Start-Up of Spherical Tokamak2019
- Author(s)
  Michiaki Inomoto, Tomohiko Ushiki, Xuehan Guo, Takumichi Sugawara, Kyohei Kondo, Takumi Mihara, Yusuke Minami, Yuki Inai, Hiraku Kaneko, Ryoma Yanai,; Yoshifumi Takahata, Hiroshi Tanabe, Yasushi Ono, A. Sanpei, Shuji Kamio
- Journal Title
  
  Nuclear Fusion
  
  Volume: 印刷中
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H05750
[Journal Article] Reconnection heating experiments and simulations for torus plasma merging startup2019
- Author(s)
  Ono Yasushi、Inoue Shizuo、Tanabe Hiroshi、Cheng Chio-Zong、Hara Hirohisa、Horiuchi Ritoku
- Journal Title
  
  Nuclear Fusion
  
  Volume: to be published Issue: 7 Pages: 076025-076025
- DOI
  10.1088/1741-4326/ab14a4
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K18747, KAKENHI-PROJECT-19K14696, KAKENHI-PROJECT-17H04863, KAKENHI-PROJECT-15H05750, KAKENHI-PROJECT-19H01866
[Journal Article] Reconnection Heating Experiments and Simulations for Torus Plasma Merging Startup2019
- Author(s)
  Y. Ono, S. Inoue, H. Tanabe, C. Z. Cheng, H. Hara　and R. Horiuchi
- Journal Title
  
  Nuclear Fusion
  
  Volume: 印刷中
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H05750
[Journal Article] Effects of reconnection downstream conditions on electron parallel acceleration during merging start-up of spherical tokamak2019
- Author(s)
  Inomoto Michiaki、Ushiki Tomohiko、Guo Xuehan、Sugawara Takumichi、Kondo Kyohei、Mihara Takumi、Minami Yusuke、Inai Yuki、Kaneko Hiraku、Yanai Ryoma、Takahata Yoshifumi、Tanabe Hiroshi、Ono Yasushi、Sanpei A、Kamio Shuji
- Journal Title
  
  Nuclear Fusion
  
  Volume: to be published Issue: 8 Pages: 086040-086040
- DOI
  10.1088/1741-4326/ab1e0f
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K18747, KAKENHI-PROJECT-17H04863, KAKENHI-PROJECT-15H05750, KAKENHI-PROJECT-19H01866
[Journal Article] Nonthermal Motions in a Polar Coronal Hole Measured with Hinode/EIS during an on-Orbit Partial Solar Eclipse on 2017 August 212019
- Author(s)
  Hara Hirohisa
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 887 Issue: 2 Pages: 122-122
- DOI
  10.3847/1538-4357/ab50bf
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H05750
[Journal Article] Achievements of Hinode in the first eleven years2019
- Author(s)
  Hinode Review Team、including Shimizu Toshifumi
- Journal Title
  
  Publications of the Astronomical Society of Japan
  
  Volume: 71 Issue: 5
- DOI
  10.1093/pasj/psz084
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-15H05814, KAKENHI-PLANNED-15H05816, KAKENHI-PROJECT-19H01944, KAKENHI-PROJECT-17K05397, KAKENHI-PROJECT-17K14401, KAKENHI-PROJECT-15H05750, KAKENHI-PROJECT-18H05234
[Journal Article] Plasma Evolution within an Erupting Coronal Cavity2018
- Author(s)
  Long David M.、Harra Louise K.、Matthews Sarah A.、Warren Harry P.、Lee Kyoung-Sun、Doschek George A.、Hara Hirohisa、Jenkins Jack M.
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 855 Issue: 2 Pages: 74-74
- DOI
  10.3847/1538-4357/aaad68
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-15H05814, KAKENHI-PROJECT-15H05750
[Journal Article] A Statistical Inference Method for Interpreting the CLASP Observations2018
- Author(s)
  Stepan J.、Bueno J. Trujillo、Belluzzi L.、 et al.
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 865 Issue: 1 Pages: 48-48
- DOI
  10.3847/1538-4357/aad910
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-15H05814, KAKENHI-PROJECT-16H03955, KAKENHI-PROJECT-15H05750, KAKENHI-PROJECT-25220703, KAKENHI-PROJECT-18H05234
[Journal Article] CLASP Constraints on the Magnetization and Geometrical Complexity of the Chromosphere-Corona Transition Region2018
- Author(s)
  Trujillo Bueno J.、Stepan J.、Belluzzi L.、et al.
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 866 Issue: 1 Pages: L15-L15
- DOI
  10.3847/2041-8213/aae25a
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-15H05814, KAKENHI-PROJECT-16H03955, KAKENHI-PROJECT-15H05750, KAKENHI-PROJECT-25220703, KAKENHI-PROJECT-18H05234
[Journal Article] Photospheric and Coronal Abundances in an X8.3 Class Limb Flare2018
- Author(s)
  G. A. Doschek, H. P. Warren, L. K. Harra, J. L. Culhane, T. Watanabe, H. Hara
- Journal Title
  
  Astrophysical Journal
  
  Volume: 853 Issue: 2 Pages: 178-178
- DOI
  10.3847/1538-4357/aaa4f5
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H05750
[Journal Article] Effects of Reconnection Downstream Conditions on Electron on Prallel Acceleration during Sart-Up of Spherical Tokamak2018
- Author(s)
  M. Inomoto, T. Ushiki, X. Guo, T. Sugawara, K. Kondo, T. Mihara, Y. MIinami, Y. Inai, R. Yanai, Y. Tatahata, H. Tanabe, Y. Ono, A. Sanpei, S. Kamio
- Journal Title
  
  Fusion Energy 2018
  
  Volume: EXP/P7-17 Pages: 1-8
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H05750
[Journal Article] Effects of Reconnection Downstream Conditions on Electron Parallel Acceleration during Merging Start-up of Spherical Tokamak2018
- Author(s)
  M. Inomoto, T. Ushiki, X. Guo, T. Sugawara, K. Kondo, T. Mihara, Y. Minami, Y. Inai, R. Yanai, Y. Takahata, H. Tanabe, Y. Ono, A. Sanpei, S. Kamio
- Journal Title
  
  Fusion Energy 2018
  
  Volume: 印刷中
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-15H05750
[Journal Article] Overview of spherical tokamak research in Japan2017
- Author(s)
  Takase Y.、Ejiri A.、Fujita T.、Fukumoto N.、Fukuyama A.、Hanada K.、Idei H.、Nagata M.、Ono Y.、Tanaka H.、Uchida M.、Horiuchi R.、Kamada Y.、Kasahara H.、Masuzaki S.、Nagayama Y.、Oishi T.、Saito K.、Takeiri Y.、Tsuji-Iio S.
- Journal Title
  
  Nuclear Fusion
  
  Volume: 57 Issue: 10 Pages: 102005-102005
- DOI
  10.1088/1741-4326/aa62c1
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H02441, KAKENHI-PROJECT-15H05750
[Journal Article] Neon-like Iron Ion Lines Measured in NIFS/Large Helical Device (LHD) and Hinode/EUV Imaging Spectrometer (EIS)2017
- Author(s)
  Watanabe Tetsuya、Hara Hirohisa、Murakami Izumi、Kato Daiji、Sakaue Hiroyuki A.、Morita Shigeru、Suzuki Chihiro、Tamura Naoki、Yamamoto Norimasa、Nakamura Nobuyuki
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 842 Issue: 1 Pages: 12-12
- DOI
  10.3847/1538-4357/aa7386
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-15H05750
[Journal Article] Separated Double-Current Layers in a High-Guide-Field Reconnection Experiment2017
- Author(s)
  Kyohei Kondo, Michiaki Inomoto, Xuehan Guo, Tomohiko Ushiki, Takumichi Sugawara, Takumi Mihara, Shuji Kamio, Hiroshi Tanabe, Yasushi Ono
- Journal Title
  
  Plasma and Fusion Research
  
  Volume: 12 Issue: 0 Pages: 1202033-1202033
- DOI
  10.1585/pfr.12.1202033
- NAID
  130006081763
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K14279, KAKENHI-PROJECT-26287143, KAKENHI-PROJECT-15J03758, KAKENHI-PROJECT-16K14525, KAKENHI-PROJECT-15H05750, KAKENHI-PROJECT-17H04863
[Journal Article] Measuring Velocities in the Early Stage of an Eruption: Using “Overlap program” Data from Hinode EIS2017
- Author(s)
  L. K. Harra, H. Hara, G. A. Doschek, S. Matthews, H. Warren, J. L. Culhane, M. M. Woods
- Journal Title
  
  Astrophysical Journal
  
  Volume: 842 Issue: 1 Pages: 58-58
- DOI
  10.3847/1538-4357/aa7411
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H05750
[Journal Article] Reconnection Heating Experiments and Simulations for Torus Plasma Merging Startup2016
- Author(s)
  Y. Ono, T. Yamada, S. Inoue, M. Inomoto, C. Z. Cheng, M. Gryaznavich, R. Scannell, N. J. Conway, B. Crowley, C. Michael, H. Hara, S. Usami and R. Horiuchi
- Journal Title
  
  Fusion Energy 2016
  
  Volume: 1
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H05750
[Journal Article] The Characteristics of Solar X-Class Flares and CMEs: A Paradigm for Stellar Superflares and Eruptions?2016
- Author(s)
  Harra, Louise K.; Schrijver, Carolus J.; Janvier, Miho; Toriumi, Shin; Hudson, Hugh; Matthews, Sarah; Woods, Magnus M.; Hara, Hirohisa; Guedel, Manuel; Kowalski, Adam; Osten, Rachel; Kusano, Kanya; Lueftinger, Theresa
- Journal Title
  
  Solar Physics
  
  Volume: 291 Issue: 6 Pages: 1761-1782
- DOI
  10.1007/s11207-016-0923-0
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25287051, KAKENHI-PROJECT-16K17671, KAKENHI-PLANNED-15H05814, KAKENHI-PROJECT-15H05750
[Journal Article] Birefringence of magnesium fluoride in the vacuum ultraviolet and application to a half-waveplate2013
- Author(s)
  R. Ishikawa, R. Kano, T. Bando, Y. Suematsu, S. Ishikawa, M. Kubo, N. Narukage, H. Hara, S. Tsuneta, H. Watanabe, K. Ichimoto, K. Aoki and K. Miyagawa
- Journal Title
  
  Applied Optics
  
  Volume: vol. 52 Issue: 34 Pages: 8205-8211
- DOI
  10.1364/ao.52.008205
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-12J02354, KAKENHI-PROJECT-23340052
[Presentation] Observation of extreme ultraviolet spectra relevant to the electron density diagnostics of solar corona active regions2022
- Author(s)
  Yasutaka Kono, Norimasa Yamamoto, Daiji Kato, Hiroyuki A. Sakaue, Izumi Murakami, Hirohisa Hara, Nobuyuki Nakamura
- Organizer
  20th International Conference on the Physics of Highly Charged Ions (HCI2022)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H00665
[Presentation] 電子密度診断に用いるMg VII輝線強度比の衝突輻射モデルの構築、及び評価2022
- Author(s)
  神原永昌, 川手朋子, 大石鉄太郎, 川本靖子, 坂上裕之, 加藤太治, 中村信行, 原弘久, 村上泉
- Organizer
  日本天文学会2022年秋季年会
- Data Source
  KAKENHI-PROJECT-19H00665
[Presentation] Ar XIVにおけるEUV発光線強度比の電子密度依存性2021
- Author(s)
  河野泰隆, 沼館直樹, 大野望海, 坂上裕之, 加藤太治, 村上泉, 原弘久, 中村信行
- Organizer
  日本物理学会2021年秋季大会
- Data Source
  KAKENHI-PROJECT-19H00665
[Presentation] 多価イオンの極端紫外域発光線の強度比測定2021
- Author(s)
  細谷征由, 河野泰隆, 坂上裕之, 加藤太治, 村上泉, 原弘久, 中村信行
- Organizer
  原子衝突学会第46回年会
- Data Source
  KAKENHI-PROJECT-19H00665
[Presentation] 太陽フレアの密度診断に有用なEUV発光線強度比の測定2021
- Author(s)
  河野泰隆，細谷征由，沼館直樹，坂上裕之，加藤太治，村上泉，原弘久，中村信行
- Organizer
  原子衝突学会第46回年会
- Data Source
  KAKENHI-PROJECT-19H00665
[Presentation] Role of parallel electron current channel in high guide field magnetic reconnection (Invited)2020
- Author(s)
  M. Inomoto, T. Mihara, K. Kondo, K. Kusano, T. Tanabe, Y. Ono, S. Kamio
- Organizer
  4th Asia-Pacific Conference on Plasma Physics
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H05750
[Presentation] Interdisciplinary Study of Reconnection Heating for Space and Laboratory Plasmas (Invited)2020
- Author(s)
  Y. Ono, H. Tanabe, C. Z. Chemg, H. Hara, R. Horiuchi, S. Usami
- Organizer
  4th Asia-Pacific Conference on Plasma Physics
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H05750
[Presentation] 電子ビームイオントラップによる多価イオンEUVスペクトル強度比の電子密度依存性2020
- Author(s)
  河野泰隆、沼館直樹、大野望海、坂上裕之、加藤太治、村上泉、原弘久、中村信行
- Organizer
  原子分子データ応用フォーラムセミナー
- Data Source
  KAKENHI-PROJECT-19H00665
[Presentation] Thermal structures and plasma motions in plasma sheet of eruptive solar flares2020
- Author(s)
  原弘久
- Organizer
  第28回ひので・実験室研究会
- Data Source
  KAKENHI-PROJECT-15H05750
[Presentation] 太陽フレアの磁気リコネクション域研究・最近の進展2020
- Author(s)
  原弘久
- Organizer
  第27回ひので・実験室研究会
- Data Source
  KAKENHI-PROJECT-15H05750
[Presentation] 高ガイド磁場下でのリコネクションにおける沿磁力線電子加速2020
- Author(s)
  井　通暁、三原卓巳、近藤恭平、草野一、金子健一郎、篠原淳志、前田陽平、田辺博士、小野靖、河森栄一郎
- Organizer
  第37回プラズマ・核融合学会年会
- Data Source
  KAKENHI-PROJECT-15H05750
[Presentation] 高ガイド磁場リコネクションにおける面内電場発生機構の実験的検証2020
- Author(s)
  草野一，井通暁，三原卓巳，近藤恭平，金子拓，小野靖
- Organizer
  第37回プラズマ・核融合学会年会
- Data Source
  KAKENHI-PROJECT-15H05750
[Presentation] Measurement of Soft X-ray emission spatial distribution during high guide field reconnection in UTST2019
- Author(s)
  T. Mihara, M. Inomoto, K. Kondo, H. Kaneko, K. Kusano, H. Tanabe, Y. Ono
- Organizer
  28th International Toki Conference (ITC-28)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H05750
[Presentation] 高ガイド磁場下磁気リコネクション下で生成された高エネルギー電子空間分布の測定2019
- Author(s)
  三原卓巳，井通暁，近藤恭平，金子拓，草野一，田辺博士，小野靖
- Organizer
  第36回プラズマ・核融合学会年会
- Data Source
  KAKENHI-PROJECT-15H05750
[Presentation] Effects of Reconnection Downstream Conditions on Electron on Prallel Acceleration during Sart-Up of Spherical Tokamak2018
- Author(s)
  M. Inomoto, T. Ushiki, X. Guo, T. Sugawara, K. Kondo, T. Mihara, Y. MIinami, Y. Inai, R. Yanai, Y. Tatahata, H. Tanabe, Y. Ono, A. Sanpei, S. Kamio
- Organizer
  Fusion Energy Conference 2018
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H05750
[Presentation] Center-solenoid free start-up of spherical tokamak plasma in UTST (Invited)2017
- Author(s)
  M. Inomoto, T. Ushiki, X. Guo, T. Sugawara, K. Kondo, T. Mihara, Y. Minami, Y. Inai, H. Tanabe and Y, Ono
- Organizer
  US-Japan Workshop on Compact Tori 2017 (CT2017)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H05750
[Presentation] Merging Formation of High-β STs in UTST2017
- Author(s)
  M. Inomoto, T. Ushiki, X. Guo, T. Sugawara, K. Kondo, T. Mihara, Y. Minami, Y. Inai, H. Tanabe, Y. Ono
- Organizer
  The 19th International Spherical Torus Workshop (ISTW 2017)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H05750
[Presentation] Reconnection Heating Experiments and Simulations　for Torus Plasma Merging Startup2016
- Author(s)
  Y. Ono, T. Yamada, S. Inoue, M. Inomoto, C. Z. Cheng, M. Gryaznavich, R. Scannell, N. J. Conway, B. Crowley, C. Michael, H. Hara, S. Usami and R. Horiuchi
- Organizer
  Fusion Energy Conference 2016
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H05750
[Presentation] Reconnection Heating Experiments and Simulations for Torus Plasma Merging Startup2016
- Author(s)
  Y. Ono, T. Yamada, S. Inoue, M. Inomoto, C. Z. Cheng, M. Gryaznavich, R. Scannell, N. J. Conway, B. Crowley, C. Michael, H. Hara, S. Usami and R. Horiuchi
- Organizer
  Fusion Energy Conference 2016
- Place of Presentation
  Kyoto Convension Center, Kyoto, Japan
- Year and Date
  2016-10-17
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H05750
[Presentation] Solar Corona: Recent Progress from Space Observations2016
- Author(s)
  H. Hara
- Organizer
  The 18th International Congress on Plasma Physics (ICPP 2016)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H05750
[Presentation] 太陽彩層・遷移層磁場観測を目指した遠紫外線域凹面回折格子の開発II2014
- Author(s)
  原　弘久、成影典之、木挽俊彦、春日恵美、宮川健太、青木邦哉、笹井裕行、武山芸英
- Organizer
  日本天文学会
- Place of Presentation
  国際基督教大学（東京都）
- Data Source
  KAKENHI-PROJECT-23340052
[Presentation] 真空紫外線に特化した高精密MgF2波長板の開発2014
- Author(s)
  石川遼子、鹿野良平、坂東貴政、末松芳法、石川真之介、久保雅仁、成影典之、原　弘久、常田佐久、渡邉皓子、一本　潔、青木邦哉、宮川健太
- Organizer
  日本天文学会
- Place of Presentation
  国際基督教大学（東京都）
- Data Source
  KAKENHI-PROJECT-23340052
[Presentation] 真空紫外線に特化した高精密MgF2 波長板の開発2014
- Author(s)
  石川遼子, 鹿野良平, 坂東貴政, 末松芳法, 石川真之介, 久保雅仁, 成影典之, 原弘久, 常田佐久, 渡邉皓子, 一本潔, 青木邦哉, 宮川健太
- Organizer
  日本天文学会
- Place of Presentation
  国際基督教大学(東京都)
- Year and Date
  2014-03-20
- Data Source
  KAKENHI-PROJECT-23340052
[Presentation] 太陽Lyα線偏光分光観測ロケット実験CLASP のSlit-jaw 光学系試作品の評価2014
- Author(s)
  久保雅仁, 末松芳法, 鹿野良平, 坂東貴政, 原弘久, 勝川行雄, 成影典之, 常田佐久, 春日恵美, 青木邦哉, K. Kobayashi
- Organizer
  日本天文学会
- Place of Presentation
  国際基督教大学(東京都)
- Year and Date
  2014-03-20
- Data Source
  KAKENHI-PROJECT-23340052
[Presentation] 太陽彩層・遷移層磁場観測を目指した遠紫外線域凹面回折格子の開発II2014
- Author(s)
  原弘久, 成影典之, 木挽俊彦, 春日恵美, 宮川健太, 青木邦哉, 笹井裕行, 武山芸英
- Organizer
  日本天文学会
- Place of Presentation
  国際基督教大学(東京都)
- Year and Date
  2014-03-20
- Data Source
  KAKENHI-PROJECT-23340052
[Presentation] Lyα線偏光分光観測ロケット実験CLASP の進捗状況とその観測計画2014
- Author(s)
  鹿野良平, 坂東貴政, 成影典之, 石川遼子, 久保雅仁, 勝川行雄, 石川真之介, 加藤成晃, Giono Gabriel, 原弘久, 末松芳法, 清水敏文, 坂尾太郎, 宮川健太, 後藤基志, K. Kobayashi, J. Trujillo Bueno, and F. Auchere
- Organizer
  日本天文学会
- Place of Presentation
  国際基督教大学(東京都)
- Year and Date
  2014-03-20
- Data Source
  KAKENHI-PROJECT-23340052
[Presentation] 太陽Lyα線偏光分光観測ロケット実験CLASPのSlit-jaw光学系試作品の評価2014
- Author(s)
  久保雅仁、末松芳法、鹿野良平、坂東貴政、原　弘久、勝川行雄、成影典之、常田佐久、春日恵美、青木邦哉、K. Kobayashi
- Organizer
  日本天文学会
- Place of Presentation
  国際基督教大学（東京都）
- Data Source
  KAKENHI-PROJECT-23340052
[Presentation] Lyα線偏光分光観測ロケット実験CLASPの進捗状況とその観測計画2014
- Author(s)
  鹿野良平、坂東貴政、成影典之、石川遼子、久保雅仁、勝川行雄、石川真之介、加藤成晃、Giono Gabriel、原　弘久、末松芳法、清水敏文、坂尾太郎、宮川健太、後藤基志、K. Kobayashi, J. Trujillo Bueno, and F. Auchere
- Organizer
  日本天文学会
- Place of Presentation
  国際基督教大学（東京都）
- Data Source
  KAKENHI-PROJECT-23340052
[Presentation] 太陽彩層・遷移層磁場観測を目指した遠紫外線域凹面回折格子の開発I2013
- Author(s)
  原弘久, 石川遼子, 青木邦哉, 成影典之, 笹井浩行
- Organizer
  日本天文学会
- Place of Presentation
  埼玉大学(埼玉県)
- Year and Date
  2013-03-21
- Data Source
  KAKENHI-PROJECT-23340052
[Presentation] 太陽彩層Lyα線偏光分光観測装置CLASP で用いる凹面回折格子の波長分解能評価法の構築2012
- Author(s)
  久保雅稔, 鹿野良平, 坂東貴政, 木挽俊彦, 石川遼子, 久保雅仁, 勝川行雄, 原弘久, 常田佐久, 成影典之, K. Kobayashi, D. Song
- Organizer
  日本天文学会
- Place of Presentation
  龍谷大学(京都府)
- Year and Date
  2012-03-20
- Data Source
  KAKENHI-PROJECT-23340052
[Presentation] ひのでEISによる活動領域コロナ中のプラズマ運動速度場の観測2008
- Author(s)
  原弘久、他
- Organizer
  日本天文学会
- Place of Presentation
  国立オリンピック記念青少年総合センター
- Year and Date
  2008-03-27
- Data Source
  KAKENHI-PROJECT-19340048
[Presentation] 太陽彩層・遷移層磁場観測を目指した遠紫外線域凹面回折格子の開発
- Author(s)
  原　弘久
- Organizer
  日本天文学会2013年春季年会
- Place of Presentation
  埼玉大学(埼玉県)
- Data Source
  KAKENHI-PROJECT-23340052

1. TSUNETA Saku (50188603)

# of Collaborated Projects: 5 results

# of Collaborated Products: 0 results
2. ICHIMOTO Kiyodhi (70193456)

# of Collaborated Projects: 4 results

# of Collaborated Products: 0 results
3. SHIMIZU Toshifumi (60311180)

# of Collaborated Projects: 4 results

# of Collaborated Products: 4 results
4. WATANABE Tetsuya (60134631)

# of Collaborated Projects: 4 results

# of Collaborated Products: 0 results
5. KUMAGAI Kazuyoshi (50161691)

# of Collaborated Projects: 3 results

# of Collaborated Products: 0 results
6. SHIBATA Kazunari (70144178)

# of Collaborated Projects: 3 results

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

# of Collaborated Projects: 3 results

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

# of Collaborated Projects: 3 results

# of Collaborated Products: 0 results
9. OGAWARA Yoshiaki (80013671)

# of Collaborated Projects: 3 results

# of Collaborated Products: 0 results
10. KANO Ryohei (70321586)

# of Collaborated Projects: 2 results

# of Collaborated Products: 7 results
11. MASUDA Satoshi (10262916)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
12. SAKAO Taro (00225781)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
13. HIRAYAMA Tadashi (20012841)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
14. BENTLEY R.D.

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
15. CULHANE J.L.

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
16. KITAI Reizaburo (40169850)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
17. NARUKAGE Noriyuki (50435806)

# of Collaborated Projects: 1 results

# of Collaborated Products: 10 results
18. UCHIDA Yutaka (90012814)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
19. KUROKAWA Hiroki (80135508)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
20. YOSHIMURA Hirokazu (40011704)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
21. ENOME Shinzo (50023677)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
22. SHIBAZAKI Kiyoto (90023689)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
23. NISHINO Yohei (40189296)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
24. SUEMATSU Yoshinori (50171111)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
25. NOGUCHI Motokazu (40249941)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
26. Ono Yasushi (30214191)

# of Collaborated Projects: 1 results

# of Collaborated Products: 19 results
27. Nakamura Nobuyuki (50361837)

# of Collaborated Projects: 1 results

# of Collaborated Products: 10 results
28. 花岡庸一郎 (10238040)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
29. 井通暁 (00324799)

# of Collaborated Projects: 1 results

# of Collaborated Products: 17 results
30. 田辺博士 (30726013)

# of Collaborated Projects: 1 results

# of Collaborated Products: 20 results
31. 村上泉 (30290919)

# of Collaborated Projects: 1 results

# of Collaborated Products: 9 results
32. 坂上裕之 (40250112)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
33. 山本則正 (40350326)

# of Collaborated Projects: 1 results

# of Collaborated Products: 2 results
34. 加藤太治 (60370136)

# of Collaborated Projects: 1 results

# of Collaborated Products: 10 results
35. 井上正夫

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
36. 張和き

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
37. 艾国祥

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
38. 張柏ろん

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
39. AI Gouxiang

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
40. ZHANG Bairong

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
41. ZHANG Heqi

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
42. BENTKEY R.D.

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
43. 坂上裕介

# of Collaborated Projects: 0 results

# of Collaborated Products: 10 results
44. 花田和明

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
45. 今田晋亮

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
46. 草野完也

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

Hara Hirohisa 原 弘久

原 弘久 ハラ ヒロヒサ

HARA Hirohisa 原 弘久

Research Projects

Research Products

Co-Researchers

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Development of a concave grating for measurement of the solar-chromospheric magnetic fields in hydrogen Lyman alphaPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

太陽X線小輝点を用いたコロナ領域微分回転速度場の研究Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

マルチスリット観測による太陽コロナ加熱機構の研究Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Principal Investigator

Project Period (FY)

Research Category

Research Institution

Principal Investigator

Project Period (FY)

Research Category

Research Institution

Principal Investigator

Project Period (FY)

Research Category

Research Institution

[Journal Article] Energy Dependence of the Line Ratio I(233.9 A)/I(243.8 A) in Fe xv Observed with an Electron Beam Ion Trap2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Evaluation of Fe XIV Intensity Ratio for Electron Density Diagnostics by Laboratory Measurements2021

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Overview of Merging Spherical Tokamak Experiments and Simulations for Burning, High-Beta and/or Absolute Minimum-B Plasma Formation2021

Author(s)

Journal Title

Data Source

Hara Hirohisa 原弘久

原弘久ハラヒロヒサ

HARA Hirohisa 原弘久