Field emission studies in vertical test and during cryomodule operation using precise x-ray mapping system

by Hiroshi Sakai, Enrico Cenni, Kazuhiro Enami, Takaaki Furuya, Masaru Sawamura, Kenji Shinoe, Kensei Umemori
Published 2019-02-01

Low-Temperature Properties of the Magnetic Sensor with Amorphous Wire

by Dongfeng He, Kensei Umemori, Ryuichi Ueki, Takeshi Dohmae, Takafumi Okada, Minoru Tachiki, Shuuichi Ooi, Makoto Watanabe
Published 2020-12-01

Application of disturbance observer-based control on pulsed superconducting radio frequency cavities

by Feng Qiu, Takako Miura, Dai Arakawa, Nao Higashi, Yosuke Honda, Eiji Kako, Toshihiro Matsumoto, Shinichiro Michizono, Tsukasa Miyajima, Takashi Obina, Hiroshi Sakai, Kensei Umemori, Masahiro Yamamoto
Published 2021-01-01