Rchr
J-GLOBAL ID：200901096506250604   Update date: Jul. 16, 2024

Hama Hiroyuki

ハマ ヒロユキ | Hama Hiroyuki
Affiliation and department：
Tohoku University

About Tohoku University


Job title： Professor
Homepage URL  (1)： https://www.lns.tohoku.ac.jp/research/abpg/
Research field  (3)： Mathematical physics and basic theory ,  Theoretical studies related to particle-, nuclear-, cosmic ray and astro-physics ,  Applied physics - general
Research keywords  (3)： Particle accelerators ,  Non-linear dynamics ,  Free electron laser
Research theme for competitive and other funds  (16)：
  • 2017 - 2021 Polarization control for crossed-undulator superradiance
  • 2015 - 2018 Pilot study for z-polarization production by using coherent Cherenkov radiation in THz frequency region
  • 2014 - 2018 Development of novel very-short-period undulators by the multi-pole magnetization method and its characterization as a light source in the existing accelerators.
  • 2012 - 2015 Direct observation of the longitudinal phase space distribution of electron beam for investigation of micro-bunching instability
  • 2008 - 2013 Study and Development of Extremely Short Pulse Coherent Terahertz Light Source Employing an Electron Isochronous Ring
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Papers (102)：
  • Anjali B. Kavar, Shigeru Kashiwagi, Kai Masuda, Toshiya Muto, Fujio Hinode, Ikuro Nagasawa, Kenichi Nanbu, Ken Kanomata, Kotaro Shibata, Ken Takahashi, et al. Numerical Study of a High Current Thermionic Electron Gun for a Superconducting Radio Frequency Linac. e-Journal of Surface Science and Nanotechnology. 2024
  • Hirotoshi Saito, Toshiya Muto, Shigeru Kashiwagi, Fujio Hinode, Hiroyuki Hama. Variably polarized superradiant THz source employing crossed undulator configuration. Infrared Physics & Technology. 2024. 136. 105076-105076
  • Shimon Yamada, Shigeru Kashiwagi, Ikuro Nagasawa, Ken-ichi Nanbu, Toshiya Muto, Ken Takahashi, Ken Kanomata, Kotaro Shibata, Fujio Hinode, Sadao Miura, et al. Amplitude and Phase Control of RF Pulse Using IQ Modulator to Improve Electron Beam Quality. Particles. 2023. 6. 3. 739-745
  • Hiroki Yamada, Toshiya Muto, Fujio Hinode, Shigeru Kashiwagi, Ken-ichi Nanbu, Ken Kanomata, Ikuro Nagasawa, Ken Takahashi, Koutaro Shibata, Hiroyuki Hama. Study of Coherent Smith-Purcell Radiation in the Terahertz Region Using Ultra-Short Electron Bunches. Particles. 2023. 6. 3. 693-702
  • Hiroyuki Hama, Sadao Miura. Toward Superconducting Electron Accelerators for Various Applications. physica status solidi (a). 2021. 218. 1. 2000294-2000294
ｍore...
MISC (59)：
  • 南部健一, 長澤育郎, 高橋健, 柴田晃太朗, 菅原由美, 菊永英寿, 日出富士雄, 柏木茂, 武藤俊哉, 濱広幸. UPGRADE OF RADIATION SAFETY INTERLOCK SYSTEM FOR ACCELERATOR COMPLEXES AND ACCESS CONTROL SYSTEM FOR CONTROLLED AREAS AT RESEARCH CENTER FOR ELECTRON PHOTON SCIENCE, TOHOKU UNIVERSITY. 日本加速器学会年会(Web). 2023. 20th
  • 山本樹, 益田伸一, 益田伸一, 浜広幸, 柏木茂, 日出富士雄, 武藤俊哉, 南部健一, 細貝知直, 神門正城. 極短周期アンジュレータによる放射光生成原理実証. 日本放射光学会年会・放射光科学合同シンポジウム(Web). 2020. 33rd
  • 山本樹, 益田伸一, 浜広幸, 柏木茂, 日出富士雄, 武藤俊哉, 南部健一, 細貝知直, 神門正城. Development of very short period undulators: IV: Production of synchrotron radiation. 日本物理学会講演概要集(CD-ROM). 2020. 75. 1
  • H. Saito, H. Hama, F. Hinode, K. Kanomata, S. Kashiwagi, S. Miura, N.M. Morita, T. Muto, I. Nagasawa, K. Nanbu, et al. Characteristics of Polarized Coherent Radiation in Thz Region From a Crossed-Undulator. Proceedings of IPAC2019. 2019. 1769-1771
  • S. Kashiwagi, H. Hama, F. Hinode, K. Kanomata, S. Miura, N.M. Morita, T. Muto, I. Nagasawa, K. Nanbu, S. Ninomiya, et al. Status of Test-Accelerator as Coherent THz Source (t-ACTS) at ELPH, Tohoku University. Proceedings of IPAC2019. 2019. 1475-1477
ｍore...
Books (1)：
  • Introduction to Synchrotron Radiation Research
    東北大学出版会 2004
Education (2)：
  • - 1987 Tohoku University Graduate School, Division of Natural Science 原子核理学
  • - 1982 Tohoku University Faculty of Science 物理学科
Professional career (2)：
  • 理学博士 (Tohoku University)
  • 理学修士 (Tohoku University)
Work history (8)：
  • 2020/04 - 現在 Tohoku University Research Center for Electron Photon Science
  • 2014/04 - 2020/03 Tohoku University Research Center for Electron Photon Science DIrector
  • 2009/12 - 2014/03 Tohoku University Research Center for Electron Photon Science professor
  • 2003/04 - 2009/11 東北大学大学院理学研究科 Professor
  • 1999/09 - 2003/03 東北大学大学院理学研究科 Associate Professor
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Committee career (2)：
  • 2004/04 - 2006/03 日本加速器学会 評議員
  • 2004/04 - 2006/03 日本加速器学会 評議員
Awards (1)：
  • 2004/08/30 - 国際自由電子レーザー会議 FEL Prize
Association Membership(s) (2)：
日本加速器学会 ,  日本物理学会
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