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
2008 - 2010 Study of bunch length control by harmonic cavity for the coherent THz radiation
2008 - 2008 フェムト秒電子ビームによるテラヘルツ域のプリバンチ自由電子レーザーの開発
2005 - 2007 Research of High Quality Electron Beam and THz-FEL Based on Numerical Simulation for Electromagnetic Fields Employing a 3-D FDTD Method
2004 - 2006 Stabilization of high intensity beam by higher harmonic cavity in electron synchrotron
2003 - 2004 Development of a new electron-RI collisiding scheme for study of unstable nuclear structure
2003 - 2004 Development of a detection system for elastic electron scattering experimente at electron storage rings
1998 - 2000 Optimization of Electron Storage Ring for Free Electron Laser
1996 - 1997 蓄積リングにおける極短電子ビームバンチの自由電子レーザーに及ぼす効果の研究
1995 - 1997 光蓄積リング型自由電子レーザーの発振実証研究
1994 - 1995 短波長自由電子レーザーの発振ダイナミックスの実験研究
1994 - 1994 電子蓄積リングにおけるバンチ長の極短化とその自由電子レーザーへの応用
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Papers (116)：
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
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
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, 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
