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astro-ph.HE2023
Soft X-ray Energy Spectra in the Wide-Field Galactic Disk Area Revealed with HaloSat
Kazuki Ampuku, Ikuyuki Mitsuishi, Koki Sakuta +3
We analyzed data from HaloSat observations for five fields in the Galactic disk located far away from the Galactic center (135 254) to understand th…
astro-ph.GA2023
AGN number fraction in galaxy groups and clusters at z < 1.4 from the Subaru Hyper Suprime-Cam survey
Aoi Hashiguchi, Yoshiki Toba, Naomi Ota +20
One of the key questions on active galactic nuclei (AGN) in galaxy clusters is how AGN could affect the formation and evolution of member galaxies and galaxy clusters in the histor…