Rchr
J-GLOBAL ID:200901089969775033
Update date: Mar. 19, 2024
Kohmura Takayoshi
コウムラ タカヨシ | Kohmura Takayoshi
Affiliation and department:
Job title:
Professor
Homepage URL (1):
https://www.rs.tus.ac.jp/tkohmura/index.html
Research field (1):
Astronomy
Research keywords (1):
Astrophysics, X-ray Astronomy, X-ray detector, X-ray CCD, Neutron Star
Research theme for competitive and other funds (14):
- 2022 - 2025 Development of X-ray CMOS sensor with high sensitivity and wide energy coverage in X-ray for the space use
- 2013 - 2018 Development of X-ray Astronomy SOI Pixel Sensor for Study of First Black Holes
- 2013 - 2018 Development and demonstration of ultra large and high sensitivity X-ray CCD coated with visible and UV light blocking film
- 2012 - 2017 Search for X/gamma radiation from gravitational wave sources
- 2011 - 2012 The research and development of the ultrasensitive and large-area X-ray CCD
- 2006 - 2008 The observational study of X-ray emission mechanism from X-ray binary pulsars
- 2004 - 2006 Studies on x-ray emission mechanisms of stars by a collisional-radiative model including effects of radiation transfer
- 2004 - 2005 X線の短時間変動とX線による直接撮像で迫るブラックホールへの物質流入の研究
- 2002 - 2004 強磁場中性子星の観測的研究と高空間分解能X線望遠鏡の研究開発
- 1999 - 2001 CCD(電荷結合素子)を始めとするX線検出器の開発及び超新星残骸のX線放射の研究
- 1997 - 衛星搭載用X線CCDカメラの開発
- 1997 - Development of X-ray CCD camera
- 1973 - X線連星からのX線放射機構の研究
- 1973 - A study of X-ray emission mechanism of X-ray binaries
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Papers (96):
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Masataka Yukumoto, Koji Mori, Ayaki Takeda, Yusuke Nishioka, Syuto Yonemura, Daisuke Izumi, Uzuki Iwakiri, Takeshi G. Tsuru, Ikuo Kurachi, Kouichi Hagino, et al. Design study and spectroscopic performance of SOI pixel detector with a pinned depleted diode structure for X-ray astronomy. Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 2024. 1060. 169033-169033
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Kouichi Hagino, Masatoshi Kitajima, Takayoshi Kohmura, Ikuo Kurachi, Takeshi G. Tsuru, Masataka Yukumoto, Ayaki Takeda, Koji Mori, Yusuke Nishioka, Takaaki Tanaka. Radiation-Induced Degradation Mechanism of X-ray SOI Pixel Sensors with Pinned Depleted Diode Structure. IEEE Transactions on Nuclear Science. 2023. 1-1
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Kouichi Hagino, Mitsuki Hayashida, Takayoshi Kohmura, Toshiki Doi, Shun Tsunomachi, Masatoshi Kitajima, Takeshi G. Tsuru, Hiroyuki Uchida, Kazuho Kayama, Koji Mori, et al. Single event tolerance of x-ray silicon-on-insulator pixel sensors. Journal of Astronomical Telescopes, Instruments, and Systems. 2022. 8. 04
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Shun Tsunomachi, Takayoshi Kohmura, Kouichi Hagino, Masatoshi Kitajima, Toshiki Doi, Daiki Aoki, Asuka Ohira, Yasuyuki Shimizu, Kaito Fujisawa, Shizusa Yamazaki, Yuusuke Uchida, Makoto Shimizu, Naoki Itoh, Yasuo Arai, Toshinobu Miyoshi, Ryutaro Nishimura, Takeshi Go Tsuru, Ikuo Kurachi. Proton radiation damage tolerance of wide dynamic range SOI pixel detectors. Proceedings Volume 12191, X-Ray, Optical, and Infrared Detectors for Astronomy X. 2022
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Kitajima, Masatoshi, Hagino, Kouichi., Kohmura, Takayoshi., Hayashida, Mitsuki., Oono, Kenji., Negishi, Kousuke ., Yarita, Keigo., Doi, Toshik ., Tsunomachi, Shun., Tsuru, Takeshi G.., Uchida, Hiroyuki ., Kayama, Kazuho., Kodama, Ryota, Tanaka, Takaaki., Mori, Koji., Takeda, Ayaki., Nishioka, Yusuke., Yukumoto, Masataka., Mieda, Kira., Yonemura, Syuto. X-ray radiation damage effects on double-SOI pixel detectors for the future astronomical satellite FORCE. Journal of Astronomical Telescopes Instruments and Systems. 2022. 8. 02
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MISC (256):
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中澤知洋, 森浩二, 村上弘志, 寺田幸功, 久保田あや, 榎戸輝揚, 馬場彩, 小高裕和, 谷津陽一, 小林翔悟, et al. A wide-band X-ray observatory FORCE: Mission and Spacecraft design study improvements in 2020. 日本物理学会講演概要集(CD-ROM). 2021. 76. 1
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林田清, 冨田洋, 森浩二, 野田博文, 松本浩典, 常深博, 内田裕之, 田中孝明, 鶴剛, 中嶋大, et al. X線分光撮像衛星(XRISM)搭載軟X線撮像装置(Xtend)の開発の現状(5). 日本天文学会年会講演予稿集. 2021. 2021
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鶴剛, 田中孝明, 内田裕之, 佳山一帆, 児玉涼太, 松田真宗, 天野雄輝, 川人祥二, 安富啓太, 亀濱博紀, et al. SOI技術を用いた新型X線撮像分光器の開発 46:現在の到達点と今後の開発. 日本天文学会年会講演予稿集. 2021. 2021
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林田光揮, 幸村孝由, 萩野浩一, 北島正隼, 角町駿, 土居俊輝, 藤森蒼天, 前川航輝, 鶴剛, 田中孝明, et al. SOI技術を用いた新型X線撮像分光器の開発 47:X線SOIピクセル検出器のSEE耐性評価. 日本天文学会年会講演予稿集. 2021. 2021
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森浩二, 武田彩希, 村上弘志, 寺田幸功, 久保田あや, 榎戸輝揚, 馬場彩, 小高裕和, 谷津陽一, 小林翔悟, et al. 軟X線から硬X線の広帯域を高感度で撮像分光する衛星計画FORCEの現状(12). 日本天文学会年会講演予稿集. 2021. 2021
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Books (1):
Lectures and oral presentations (246):
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HyENEXSSを用いた放射線損傷のTID効果による PDD構造のXRPIXの暗電流増加の 抑制方法の検討
(2022年度TAC総会・研究会 2022)
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HyENEXSSを用いたX線SOIピクセルの放射線損傷機構の研究
(2022年度TAC総会・研究会 2022)
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高エネルギー陽子線を用いたCMOSイメージセンサーの空乏層厚の測定
(THE 4TH WORKSHOP ON QUANTUM BEAM ; IMAGINGQBI2022 2022)
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Study on suppression method of dark current increase due to radiation damage of X-ray SOI pixel detector using TCAD simulation
(THE 4TH WORKSHOP ON QUANTUM BEAM ; IMAGINGQBI2022 2022)
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Evaluation of X-ray response in subpixel level for X-ray SOI pixel detector with PDD structure
(THE 4TH WORKSHOP ON QUANTUM BEAM ; IMAGINGQBI2022 2022)
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Works (2):
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輻射輸送を考慮した衝突輻射モデルによる星のX線放射機構の解明
2004 - 2007
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X線の短時間変動とX線による直接撮像で迫るブラックホールへの物質流入の研究
2004 - 2006
Education (3):
- - 2002 Osaka University Graduate School, Division of Natural Science Earth and Space Science
- - 2002 Osaka University Graduate School, Division of Natural Science Earth and Space Science
- - 1997 Osaka University Faculty of Science Earth and Space Science
Professional career (1):
- Doctorate in Science (Osaka University)
Work history (7):
Committee career (4):
- 2017/04/01 - 2018/03/31 日本物理学会 日本物理学会年次大会実行委員会委員
- 2015/04/01 - 2017/03/31 高エネルギー宇宙物理連絡会 運営委員
- 2011/01 - 2013/01 日本天文学会 学会理事等
- 2007/01 - 2013/01 日本天文学会 年会実行委員
Association Membership(s) (3):
高エネルギー宇宙物理連絡会
, 日本物理学会
, The Astronomical Society of Japan
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