A Statistical Study of a Large Sample of Changing-look Active Galactic Nuclei with Multi-frequency Radio Sky Surveys

Publication date: April–June 2023Source: Chinese Astronomy and Astrophysics, Volume 47, Issue 2Author(s): Wu Ye, Yang Jun, Sun Xiao-hui Continue reading A Statistical Study of a Large Sample of Changing-look Active Galactic Nuclei with Multi-frequency Radio Sky Surveys

Estimations of Planetary Occurrence Rates for Solar-type Stars with Data Release 25 from Kepler Q1–Q17 Observations

Publication date: April–June 2023Source: Chinese Astronomy and Astrophysics, Volume 47, Issue 2Author(s): ZHANG Qing-xin, BAO Chun-hui, JI Jiang-hui Continue reading Estimations of Planetary Occurrence Rates for Solar-type Stars with Data Release 25 from Kepler Q1–Q17 Observations

Design and Study on Mechanical and Thermal Properties of the Cryostat for High Sensitivity Terahertz Detection Module

Publication date: April–June 2023Source: Chinese Astronomy and Astrophysics, Volume 47, Issue 2Author(s): ZHANG Kun, YAO Qi-jun, LIU Dong, YAO Ming, LI Jing, ZHANG Wen, LIU Yan-jie, QUAN Jia, SHI Sheng-cai Continue reading Design and Study on Mechanical and Thermal Properties of the Cryostat for High Sensitivity Terahertz Detection Module