MURAKAMI Koichi

ムラカミコウイチ | MURAKAMI Koichi

Affiliation and department：
Job title： Associate Professor
Other affiliations (1)：

総合研究大学院大学高エネルギー加速器科学研究科准教授

Research field (5)： Particle, nuclear, cosmic-ray, and astrophysics - experiment , Quantum beam science , Radiology , Computational science , High-performance computing

Research keywords (15)： Geant4 , コンピュータグラフィックス , ソフトウェア工学 , 放射線生物学 , データサイエンス , 粒子線治療 , Radiology , クラウドコンピューティング , Parallel Processing , GPU Computing , Storage System , High Performance Computing , Simulation , 計算科学 , High Energy Physics

Research theme for competitive and other funds (7)：

2022 - 2025 次世代放射線治療のための超並列放射線輸送アルゴリズムの高度化
2021 - 2025 放射線シミュレータの新展開
2017 - 2021 A new radiation simulation software toolkit, MPEXS
2014 - 2018 Simulation of photon yield and quenching characteristics based on physics and chemical processes in liquid scintillator
2013 - 2017 Development of a new generation radiation simulator

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Papers (53)：

Dousatsu Sakata, Nathanael Lampe, Mathieu Karamitros, Ioanna Kyriakou, Oleg Belov, Mario A. Bernal, David Bolst, Marie-Claude Bordage, Vincent Breton, Jeremy M.C. Brown, et al. Evaluation of early radiation DNA damage in a fractal cell nucleus model using Geant4-DNA. Physica Medica. 2019. 62. 152-157
Okada S, Murakami K, Incerti S, Amako K, Sasaki T. MPEXS-DNA, a new GPU-based Monte Carlo simulator for track structures and radiation chemistry at subcellular scale. Medical physics. 2019. 46. 3. 1483-1500
Wataru Takase, Tomoaki Nakamura, Koichi Murakami, Takashi Sasaki. Building an elastic batch system with private and public clouds. Proceedings of Science. 2019. 351
Dousatsu Sakata, Ioanna Kyriakou, Shogo Okada, Hoang N. Tran, Nathanael Lampe, Susanna Guatelli, Marie-Claude Bordage, Vladimir Ivanchenko, Koichi Murakami, Takashi Sasaki, et al. Geant4-DNA track-structure simulations for gold nanoparticles: The importance of electron discrete models in nanometer volumes. Medical Physics. 2018. 45. 5. 2230-2242
Koichi Murakami, Go Iwai, Takashi Sasaki, Tomoaki Nakamura, Wataru Takase. System Upgrade of the KEK Central Computing System. Journal of Physics: Conference Series. 2017. 898. 8. 082038

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MISC (31)：

藏重久弥, 村上晃一. 放射線シミュレーション・ツールキットGeant4の最近の発展-Recent Developments of Geant4, a Toolkit for Simulation of the Passage of Particles through Matter. 日本物理学会誌 = Butsuri. 2023. 78. 3. 120-124
金子紗梨, 高瀬亘, 岡田勝吾, 村上晃一. ccPortal: Development of online application portal site. 情報処理学会全国大会講演論文集. 2021. 83rd. 4. 4-349-4-350
Performance evaluation of Arm processor for large-scale computer cluster. 2020. 7A-03
Geant4 Tutorial. HIGH ENERGY NEWS. 2020. 38. 4. 138-139
岡田勝吾, 村上晃一, 尼子勝哉, 佐々木節, 木村彰徳, 小井辰巳, 浅井眞, DOTTI Andorea, GERRITSEN Margot, INCERTI Sebastien. GPGPUによる細胞レベルの放射線シミュレータ「MPEXS-DNA」の開発. 応用物理学会春季学術講演会講演予稿集(CD-ROM). 2018. 65th. ROMBUNNO.20a-A304-1

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Lectures and oral presentations (8)：

Geant4 and Medical Applications
(第128回日本医学物理学会学術大会(第10回日韓医学物理学会学術合同大会) 2024)
KEK サイトレポート
(Exaスケールストレージ研究会 2021)
KEK site report on HPSS/GHI
(HPSS User Forum 2019 2019)
Geant4の開発の現状
(医用放射線シミュレーション研究会 2019)
Fast GPU Monte Carlo Simulation for Radiotherapy, DNA Ionization and Beyond
(GPU Technology Conference Silicon Valley 2017)

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Education (3)：

1996 - 2001 京都大学大学院理学研究科後期博士課程物理学・宇宙物理学専攻
1994 - 1996 京都大学大学院理学研究科修士課程物理学第二専攻
1990 - 1994 Kyoto University Faculty of Science

Professional career (1)：

Ph.D (Kyoto Univ.)

Work history (4)：

2020/03 - 現在 High Energy Accelerator Research Organization Computing Research Center Associate Professor
2011/05 - 2020/02 High Energy Accelerator Research Organization Computing Research Center Associate Professor
2012/06 - 2013/06 Stanford大学 SLAC国立加速器研究所 Visiting Scholar
2002/05 - 2011/10 High Energy Accelerator Research Organization

Committee career (7)：

2021/12 - 現在 Exaストレージ研究会幹事
2008 - 現在 Geant4 Collaboration Steering Board Member
2022 - 2023 28th Geant4 Collaboration Meeting, Local Organizer Commitee Member
2016 - 2017 HUF2017 Local Organizer Committee Member
2013 - 2014 Geant4 20th Aniversary & 19th Collaboration Meeting Local Organizer Committee Member

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Awards (2)：

2022/05 - 高エネルギー加速器奨励会奨励賞 (諏訪賞) 物質と放射線との反応シミュレーションプログラム : Geant4の国際的な開発運用
2020/04 - AAPM Medical Physics (WILEY) TOP DOWNLOADED PAPER 2018-2019

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