Indirect measurement of field emission electron current from the main superconducting cavities of compact ERL at KEK

Autor: Matsumura Hiroshi, Nakamura Hajime, Toyoda Akihiro, Hozumi Ken-ichi, Sakai Hiroshi, Enami Kazuhiro, Furuya Takaaki, Shinoe Kenji, Umemori Kensei, Haga Kaiichi, Sakanaka Shogo, Sawamura Masaru, Cenni Enrico

Publikováno v: EPJ Web of Conferences, Vol 153, p 07011 (2017)

The field emission electron currents from the main superconducting cavities (Cavities #3 and #4) of compact ERL at KEK, Japan, were estimated indirectly from photon dose rates measured around the cavities and on the roof of the compact ERL room. The

Externí odkaz: https://doaj.org/article/89e2ac6cc1de4bb6b7302c10d4b501e8

Recent Developments and Operational Status of the Compact ERL at KEK

Autor: Obina, Takashi, Adachi, Masahiro, Adachi, Shin-Ichi, Akagi, Tomoya, Akemoto, Mitsuo, Arakawa, Dai, Araki, Sakae, Asaoka, Seiji, Egi, Masato, Enami, Kazuhiro, Endo, Kuninori, Fukuda, Shigeki, Furuya, Takaaki, Haga, Kaiichi, Hajima, Ryoichi, Hara, Kazufumi, Harada, Kentaro, Honda, Tohru, Honda, Yosuke, Honma, Hiroyuki, Honma, Teruya, Hosoyama, Kenji, Hozumi, Ken-Ichi, Ishii, Atsushi, Jin, Xiuguang, Kako, Eiji, Kamiya, Yukihide, Katagiri, Hiroaki, Kato, Ryukou, Kawata, Hiroshi, Kobayashi, Yukinori, Kojima, Yuuji, Kondo, Yoshinari, Konomi, Taro, Kosuge, Atsushi, Kume, Tatsuya, Kuriki, Masao, Matsumoto, Toshihiro, Matsumura, Hiroshi, Matsushita, Hideki, Michizono, Shinichiro, Miura, Takako, Miyajima, Tsukasa, Miyauchi, Hiroshi, Mori, Michiaki, Nagahashi, Shinya, Nagai, Ryoji, Nakai, Hirotaka, Nakajima, Hiromitsu, Nakamura, Norio, Nakanishi, Kota, Nakao, Katsumi, Nigorikawa, Kazuyuki, Nishimori, Nobuyuki, Nogami, Takashi, Noguchi, Shuichi, Nozawa, Shunsuke, Ozaki, Toshiyuki, Qiu, Feng, Sagehashi, Hidenori, Sakai, Hiroshi, Sakanaka, Shogo, Sasaki, Shinichi, Satoh, Kotaro, Sawamura, Masaru, Seimiya, Yuji, Shidara, Tetsuo, Shimada, Miho, Shinoe, Kenji, Shioya, Tatsuro, Shishido, Toshio, Shizuma, Toshiyuki, Tadano, Mikito, Tahara, Toshihiro, Takahashi, Takeshi, Takai, Ryota, Takaki, Hiroyuki, Takenaka, Tateru, Tanaka, Olga, Tanimoto, Yasunori, Terunuma, Nobuhiro, Tobiyama, Makoto, Tsuchiya, Kimichika, Uchiyama, Takashi, Ueda, Akira, Umemori, Kensei, Urakawa, Junji, Watanabe, Ken, Yamamoto, Masahiro, Yamamoto, Naoto, Yamamoto, Yasuchika, Yano, Yoshiharu, Yoshida, Mitsuhiro

Publikováno v: Proceedings of the 7th International Particle Accelerator Conference. :1835-1838

The Compact Energy Recovery Linac (cERL) at KEK is a test accelerator in order to develop key components to realize remarkable ERL performance as a future light source. After the beam commissioning in December 2013, the legal current limit has been i

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::8dc04d486bdaa1b57a57eabb943abf48
https://repo.qst.go.jp/records/54659

Measurement of the Cavity Performances of Compact ERL Main Linac Cryomodule During Beam Operation

Autor: Sakai, Hiroshi, Egi, Masato, Enami, Kazuhiro, Furuya, Takaaki, Michizono, Shinichiro, Miura, Takako, Qiu, Feng, Sawamura, Masaru, Shinoe, Kenji, Umemori, Kensei

We developed ERL main linac cryomodule for Compact ERL (cERL) in KEK. The module consists of two 9-cell 1.3 GHz superconducting cavities, two 20 kW high power coupler, two mechanical tuner and three HOM dampers. After construction of cERL recirculati

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::419b15c24cbbbed2af7424ac4c387fe9

Mechanical Vibration Search of Compact ERL Main Linac Superconducting Cavities in Cryomodule

Autor: Satoh, Masato, Cenni, Enrico, Enami, Kazuhiro, Furuya, Takaaki, Michizono, Shinichiro, Miura, Takako, Qiu, Feng, Sakai, Hiroshi, Sawamura, Masaru, Shinoe, Kenji, Umemori, Kensei

Publikováno v: Scopus-Elsevier

In 2014, we will start the beam operation in Compact ERL(cERL) by using main linac cryomodule, which contained the two 9-cell cavities. In principle, thanks to the mechanism of energy recovery, the input power of main linac of cERL is very small even

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9f7214b74b398f9176d9975c7d9a72c0

The First Beam Recirculation and Beam Tuning in the Compact ERL at KEK

Autor: Sakanaka, Shogo, Adachi, Masahiro, Adachi, Shin-ichi, Akemoto, Mitsuo, Arakawa, Dai, Asaoka, Seiji, Enami, Kazuhiro, Endo, Kuninori, Fukuda, Shigeki, Furuya, Takaaki, Haga, Kaiichi, Hara, Kazufumi, Harada, Kentaro, Honda, Tohru, Honda, Yosuke, Honma, Hiroyuki, Honma, Teruya, Hosoyama, Kenji, Hozumi, Ken-ichi, Ishii, Atsushi, Jin, Xiuguang, Kako, Eiji, Kamiya, Yukihide, Katagiri, Hiroaki, Kawata, Hiroshi, Kobayashi, Yukinori, Kojima, Yuuji, Kondou, Yoshinari, Konstantinova, Olga, Kume, Tatsuya, Matsumoto, Toshihiro, Matsumura, Hiroshi, Matsushita, Hideki, Michizono, Shinichiro, Miura, Takako, Miyajima, Tsukasa, Miyauchi, Hiroshi, Nagahashi, Shinya, Nakai, Hirotaka, Nakajima, Hiromitsu, Nakamura, Norio, Nakanishi, Kota, Nakao, Katsumi, Nigorikawa, Kazuyuki, Nogami, Takashi, Noguchi, Shuichi, Nozawa, Shunsuke, Obina, Takashi, Ozaki, Toshiyuki, Qiu, Feng, Sagehashi, Hidenori, Sakai, Hiroshi, Sasaki, Shinichi, Satoh, Kotaro, Satoh, Masato, Shidara, Tetsuo, Shimada, Miho, Shinoe, Kenji, Shioya, Tatsuro, Shishido, Toshio, Tadano, Mikito, Tahara, Toshihiro, Takahashi, Takeshi, Takai, Ryota, Takaki, Hiroyuki, Takenaka, Tateru, Tanimoto, Yasunori, Tobiyama, Makoto, Tsuchiya, Kimichika, Uchiyama, Takashi, Ueda, Akira, Umemori, Kensei, Watanabe, Ken, Yamamoto, Masahiro, Yamamoto, Yasuchika, Yano, Yoshiharu, Yoshida, Mitsuhiro, Cenni, Enrico, Hajima, Ryoichi, Matsuba, Shunya, Nagai, Ryoji, Nishimori, Nobuyuki, Sawamura, Masaru, Shizuma, Toshiyuki, Hwang, Ji-Gwang, Kuriki, Masao, Seimiya, Yuji, Valloni, Alessandra

Superconducting(SC)-linac-based light sources, which can produce ultra-brilliant photon beams in CW operation, are attracting worldwide attention. In KEK, we have been conducting R&D; efforts towards the energy-recovery-linac(ERL)-based light source*

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od________65::fa19563e1004ad6a069cc42cdc81ac5a
http://cds.cern.ch/record/2062604