Rchr
J-GLOBAL ID：201901001249732216   Update date: Jan. 30, 2024

Katsushi Hasegawa

Katsushi Hasegawa
Affiliation and department：
High Energy Accelerator Research Organization

About High Energy Accelerator Research Organization


Research field  (1)： Other
Research theme for competitive and other funds  (1)：
  • 2019 - 2024 International Collaboration using Wideband Cavities for LHC Injector Upgrade
Papers (36)：
  • Fumihiko Tamura, Yasuyuki Sugiyama, Masahito Yoshii, Masanobu Yamamoto, Hidefumi Okita, Chihiro Ohmori, Masahiro Nomura, Taihei Shimada, Katsushi Hasegawa, Keigo Hara, et al. Commissioning of the next-generation LLRF control system for the Rapid Cycling Synchrotron of the Japan Proton Accelerator Research Complex. Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 2021. 999. 165211-165211
  • Susumu Igarashi, Kenichirou Satou, Chihiro Ohmori, Yoshitugu Arakaki, Masashi Furusawa, Keigo Hara, Katsushi Hasegawa, Yoshinori Hashimoto, Yoichiro Hori, Hideaki Hotchi, et al. Accelerator design for 1.3-MW beam power operation of the J-PARC Main Ring. Progress of Theoretical and Experimental Physics. 2021. 2021. 3
  • Fumihiko Tamura, Masanobu Yamamoto, Yasuyuki Sugiyama, Masahito Yoshii, Chihiro Ohmori, Taihei Shimada, Masahiro Nomura, Katsushi Hasegawa, Keigo Hara, Masashi Furusawa. Simulations of beam loading compensation in a wideband accelerating cavity using a circuit simulator including a LLRF feedback control. Journal of Physics: Conference Series. 2019. 1350. 1. 012189-012189
  • Fumihiko Tamura, Yasuyuki Sugiyama, Masahito Yoshii, Masanobu Yamamoto, Chihiro Ohmori, Masahiro Nomura, Taihei Shimada, Katsushi Hasegawa, Keigo Hara, Masashi Furusawa. Multiharmonic vector rf voltage control for wideband cavities driven by vacuum tube amplifiers in a rapid cycling synchrotron. Physical Review Accelerators and Beams. 2019. 22. 9
  • F. Tamura, M. Furusawa, K. Hara, K. Hasegawa, M. Nomura, C. Ohmori, T. Shimada, Y. Sugiyama, M. Yamamoto, M. Yoshii. SIMULATIONS OF BEAM LOADING COMPENSATION IN A WIDEBAND ACCELERATING CAVITY USING A CIRCUIT SIMULATOR INCLUDING A LLRF FEEDBACK CONTROL. Proc. IPAC. 2019
ｍore...
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