Research keywords (2):
galaxy evolution
, galaxy formation
Research theme for competitive and other funds (3):
2017 - 2022 probing mechanism of quenching of star formation in massive galaxies with a large survey for strong emission-line emitters
2011 - 2013 Stellar mass growth of galaxies at z=1-3
2001 - 2002 すばる望遠鏡による高赤方偏移宇宙における銀河進化についての研究
Papers (98):
Mariko Kubo, Tohru Nagao, Hisakazu Uchiyama, Takuji Yamashita, Yoshiki Toba, Masaru Kajisawa, Yuta Yamamoto. New technique to select recent fast-quenching galaxies at z ∼ 2 using the optical colors. Monthly Notices of the Royal Astronomical Society. 2023
Kazuharu G. Himoto, Masaru Kajisawa. Central Concentration of Asymmetric Features in Post-starburst Galaxies at z ~ 0.8. Monthly Notices of the Royal Astronomical Society. 2023. 519. 4110-4127
Akatoki Noboriguchi, Tohru Nagao, Yoshiki Toba, Kohei Ichikawa, Masaru Kajisawa, Nanako Kato, Toshihiro Kawaguchi, Hideo Matsuhara, Yoshiki Matsuoka, Kyoko Onishi, et al. Extreme Nature of Four Blue-excess Dust-obscured Galaxies Revealed by Optical Spectroscopy. The Astrophysical Journal. 2022. 941. 195
Yoshiki Toba, Satoshi Yamada, Kazuya Matsubayashi, Koki Terao, Aoi Moriya, Yoshihiro Ueda, Kouji Ohta, Aoi Hashiguchi, Kazuharu G Himoto, Hideyuki Izumiura, et al. Optical IFU observations of GOALS sample with KOOLS-IFU on Seimei Telescope: Initial results of nine U/LIRGs at z < 0.04. Publications of the Astronomical Society of Japan. 2022. 74. 6. 1356-1367
Hisakazu Uchiyama, Takuji Yamashita, Tohru Nagao, Yoshiaki Ono, Jun Toshikawa, Kohei Ichikawa, Nozomu Kawakatu, Masaru Kajisawa, Yoshiki Toba, Yoshiki Matsuoka, et al. A Wide and Deep Exploration of Radio Galaxies with Subaru HSC (WERGS). IX. The most overdense region at z ∼ 5 inhabited by a massive radio galaxy. Publications of the Astronomical Society of Japan. 2022. 74. 6. L27-L32
Mohammad Akhlaghi, Takashi Ichikawa, Masaru Kajisawa. Total to Central Luminosity Ratios of Quiescent Galaxies in MODS as an Indicator of Size Evolution. GALAXY MERGERS IN AN EVOLVING UNIVERSE. 2013. 477. 195-+
Evolution of galaxies with episodic star formation at 0.2 < z < 1.0 in COSMOS
(“Panoramas of the Evolving Cosmos” The 6th Subaru International Conferenc 2016)
0.2 < z < 1.0におけるバースト的な星形成を起こしている銀河の進化
(3回銀河進化研究会 2016)
Work history (2):
2024/07 - 現在 Ehime University
2011 - 愛媛大学 研究員
Committee career (1):
2015/09 - 2017/08 国立天文台 すばる望遠鏡プログラム小委員会委員長
Association Membership(s) (2):
International Astronomical Union
, THE ASTRONOMICAL SOCIETY OF JAPAN