Input optics systems of the KAGRA detector during O3GK Journal Articles uri icon

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abstract

  • Abstract KAGRA, the underground and cryogenic gravitational-wave detector, was operated for its solo observation from February 25 to March 10, 2020, and its first joint observation with the GEO 600 detector from April 7 to April 21, 2020 (O3GK). This study presents an overview of the input optics systems of the KAGRA detector, which consist of various optical systems, such as a laser source, its intensity and frequency stabilization systems, modulators, a Faraday isolator, mode-matching telescopes, and a high-power beam dump. These optics were successfully delivered to the KAGRA interferometer and operated stably during the observations. The laser frequency noise was observed to limit the detector sensitivity above a few kilohertz, whereas the laser intensity did not significantly limit the detector sensitivity.

authors

  • Akutsu, T
  • Ando, M
  • Arai, K
  • Arai, Y
  • Araki, S
  • Araya, A
  • Aritomi, N
  • Asada, H
  • Aso, Y
  • Bae, S
  • Bae, Y
  • Baiotti, L
  • Bajpai, R
  • Barton, MA
  • Cannon, K
  • Cao, Z
  • Capocasa, E
  • Chan, M
  • Chen, C
  • Chen, K
  • Chen, Y
  • Chiang, C-I
  • Chu, H
  • Chu, Y-K
  • Eguchi, S
  • Enomoto, Y
  • Flaminio, R
  • Fujii, Y
  • Fujikawa, Y
  • Fukunaga, M
  • Fukushima, M
  • Furuhata, T
  • Gao, D
  • Ge, G-G
  • Ha, S
  • Hagiwara, A
  • Haino, S
  • Han, W-B
  • Hasegawa, K
  • Hattori, K
  • Hayakawa, H
  • Hayama, K
  • Himemoto, Y
  • Hiranuma, Y
  • Hirata, N
  • Hirose, E
  • Hong, Z
  • Hsieh, B-H
  • Huang, G-Z
  • Huang, H-Y
  • Huang, P
  • Huang, Y-C
  • Huang, Y-J
  • Hui, DCY
  • Ide, S
  • Ikenoue, B
  • Imam, S
  • Inayoshi, K
  • Inoue, Y
  • Ioka, K
  • Ito, K
  • Itoh, Y
  • Izumi, K
  • Jeon, C
  • Jin, H-B
  • Jung, K
  • Jung, P
  • Kaihotsu, K
  • Kajita, T
  • Kakizaki, M
  • Kamiizumi, M
  • Kanbara, S
  • Kanda, N
  • Kang, G
  • Kataoka, Y
  • Kawaguchi, K
  • Kawai, N
  • Kawasaki, T
  • Kim, C
  • Kim, J
  • Kim, JC
  • Kim, WS
  • Kim, Y-M
  • Kimura, N
  • Kita, N
  • Kitazawa, H
  • Kojima, Y
  • Kokeyama, K
  • Komori, K
  • Kong, AKH
  • Kotake, K
  • Kozakai, C
  • Kozu, R
  • Kumar, R
  • Kume, J
  • Kuo, C
  • Kuo, H-S
  • Kuromiya, Y
  • Kuroyanagi, S
  • Kusayanagi, K
  • Kwak, K
  • Lee, HK
  • Lee, HW
  • Lee, R
  • Leonardi, Mathew
  • Li, KL
  • Lin, LC-C
  • Lin, C-Y
  • Lin, F-K
  • Lin, F-L
  • Lin, HL
  • Liu, GC
  • Luo, L-W
  • Majorana, E
  • Marchio, M
  • Michimura, Y
  • Mio, N
  • Miyakawa, O
  • Miyamoto, A
  • Miyazaki, Y
  • Miyo, K
  • Miyoki, S
  • Mori, Y
  • Morisaki, S
  • Moriwaki, Y
  • Nagano, K
  • Nagano, S
  • Nakamura, K
  • Nakano, H
  • Nakano, M
  • Nakashima, R
  • Nakayama, Y
  • Narikawa, T
  • Naticchioni, L
  • Negishi, R
  • Quynh, L Nguyen
  • Ni, W-T
  • Nishizawa, A
  • Nozaki, S
  • Obuchi, Y
  • Ogaki, W
  • Oh, JJ
  • Oh, K
  • Oh, SH
  • Ohashi, M
  • Ohishi, N
  • Ohkawa, M
  • Ohta, H
  • Okutani, Y
  • Okutomi, K
  • Oohara, K
  • Ooi, C
  • Oshino, S
  • Otabe, S
  • Pan, K-C
  • Pang, H
  • Parisi, A
  • Park, J
  • Arellano, FE Peña
  • Pinto, I
  • Sago, N
  • Saito, S
  • Saito, Y
  • Sakai, K
  • Sakai, Y
  • Sakuno, Y
  • Sato, S
  • Sato, T
  • Sawada, T
  • Sekiguchi, T
  • Sekiguchi, Y
  • Shao, L
  • Shibagaki, S
  • Shimizu, R
  • Shimoda, T
  • Shimode, K
  • Shinkai, H
  • Shishido, T
  • Shoda, A
  • Somiya, K
  • Son, EJ
  • Sotani, H
  • Sugimoto, R
  • Suresh, J
  • Suzuki, T
  • Suzuki, T
  • Tagoshi, H
  • Takahashi, H
  • Takahashi, R
  • Takamori, A
  • Takano, S
  • Takeda, H
  • Takeda, M
  • Tanaka, H
  • Tanaka, K
  • Tanaka, K
  • Tanaka, T
  • Tanaka, T
  • Tanioka, S
  • Tapia San Martín, EN
  • Telada, S
  • Tomaru, T
  • Tomigami, Y
  • Tomura, T
  • Travasso, F
  • Trozzo, L
  • Tsang, T
  • Tsao, J-S
  • Tsubono, K
  • Tsuchida, S
  • Tsutsui, T
  • Tsuzuki, T
  • Tuyenbayev, D
  • Uchikata, N
  • Uchiyama, T
  • Ueda, A
  • Uehara, T
  • Ueno, K
  • Ueshima, G
  • Uraguchi, F
  • Ushiba, T
  • Putten, MHPM
  • Vocca, H
  • Wang, J
  • Washimi, T
  • Wu, C
  • Wu, H
  • Wu, S
  • Xu, W-R
  • Yamada, T
  • Yamamoto, K
  • Yamamoto, K
  • Yamamoto, T
  • Yamashita, K
  • Yamazaki, R
  • Yang, Y
  • Yano, K
  • Yokogawa, K
  • Yokoyama, J
  • Yokozawa, T
  • Yoshioka, T
  • Yuzurihara, H
  • Zeidler, S
  • Zhan, M
  • Zhang, H
  • Zhao, Y
  • Zhu, Z-H
  • Goetz, R
  • Heintze, M
  • Liu, J
  • Müller, C
  • Savage, RL
  • Tanner, DB

publication date

  • February 2, 2023