J-GLOBAL ID:200901027392684909   Update date: Mar. 30, 2020

Hajima Ryoichi

ハジマ リョウイチ | Hajima Ryoichi
Affiliation and department:
Job title: Principal Scientist
Other affiliations (1):
Homepage URL  (2): https://www.qst.go.jp/site/lcs-gamma/https://www.qst.go.jp/site/lcs-gamma-e/
Research field  (2): Nuclear engineering ,  Applied physics - general
Research keywords  (3): Laser Compton scattered gamma-ray source ,  Nondestructive measurement of nuclide ,  Accelerator Science and Technology
Research theme for competitive and other funds  (4):
  • 2018 - Research on basic technologies for a high-repetition attosecond pulse source driven by a free electron laser
  • 2013 - 2017 Fundamental Technology Development for High Brightness X-ray Source and the Imaging by Compact Accelerator
  • Free Electron Laser, Energy Recovery Linac
  • Free Electron Laser, Energy Recovery Linac
Papers (238):
  • Mohamed Omer, Toshiyuki Shizuma, Ryoichi Hajima. Compton scattering of quasi-monochromatic γ-ray beam. Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 2020. 951
  • Yoske Sumitomo, Ryoichi Hajima, Yasushi Hayakawa, Takeshi Sakai. Simulation of Short-Pulse Generation from A Dynamically Detuned IR-FEL Oscillator and Pulse Stacking at An External Cavity. Journal of Physics: Conference Series. 2019. 1350. 1
  • Mohamed Omer, Ryoichi Hajima. Validating polarization effects in γ-rays elastic scattering by Monte Carlo simulation. New Journal of Physics. 2019. 21. 11
  • Heishun Zen, Hideaki Ohgaki, Ryoichi Hajima. Upgrade projects of mid-infrared free electron laser at kyoto university for high peak power and ultra-short pulse operation. International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz. 2019. 2019-September
  • Ryoichi Hajima. High-Repetition-Rate High-Harmonic Generation Driven by Infrared Free-Electron Lasers. 2019 IEEE Photonics Conference, IPC 2019 - Proceedings. 2019
MISC (2):
  • BOLIND Alan Michael, KURETA Masatoshi, SOYAMA Kazuhiko, HAJIMA Ryoichi, HARADA Hideo, NAKAMURA Takahisa, SEYA Michio. JAEA Development Programs of Advanced Technologies for Safeguards and Security. 核物質管理学会日本支部年次大会論文集(CD-ROM). 2012. 33rd. ROMBUNNO.3312
  • 羽島良一, 坂中章悟, 中村典雄, 栗木雅夫, 小林洋平, 野口修一, 加古永治, 福田茂樹, 道園真一郎, 原田健太郎, 本田融, 三橋利行, 細山謙二, 島田美帆, 佐々木慎一, 春日俊夫, 長橋進也, 山本樹. Design Study of the Compact ERL. KEK Rep. 2008. 2007-7. 199P
Books (3):
  • Nuclear Physics and Gamma-Ray Sources for Nuclear Security and Nonproliferation
    World Scientific 2015
  • WHITEBOOK ELI - Extreme Light Infrastructure; Science and Technology with Ultra-Intense Lasers
  • The White Book of ELI Nuclear Physics Bucharest-Magurele, Romania
Education (1):
  • 1983 - 1987 The University of Tokyo The Faculty of Engineering
Professional career (1):
  • Dr. of Engineering (University of Tokyo)
Work history (7):
  • 2016 - 現在 Natl. Inst. Quantum and Radiological Science and Technology Senior Principal Researcher
  • 2006 - 現在 High Energy Accelerator Research Organization
  • 2013 - 2016 Japan Atomic Energy Agency Principal Scientist
  • 2005 - 2013 Japan Atomic Energy Agency Principal Scientist, Group Leader
  • 1999 - 2005 Japan Atomic Energy Agency Principal Scientist
Show all
Committee career (1):
  • 2020/01 - 現在 American Physical Society Physical Review Accelerators and Beams, Editorial Board Member
Awards (1):
  • 2017/01 - American Physical Society Outstanding Referee
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