3 papers
astro-ph.HE2025
The Dust Echo Emission of Fast Blue Optical Transients and Application to the Near-Infrared Excess of AT 2018cow
Jing-Yao Li, Yun-Wei Yu, Liang-Duan Liu +1
A near-infrared (NIR) excess has been discovered in the emission of the representative fast blue optical transient (FBOT): AT 2018cow. It was suggested that this NIR excess could b…
physics.ao-ph2025
Measurement of Neutral Atmosphere Density During the Years of Increasing Solar Activity Using \textit{Insight}-HXMT Data with the Earth Occultation Technique
Hao-Hui Zhang, Wang-Chen Xue, Xiao-Bo Li +8
The density of the Earth's middle and upper atmosphere is an important question in Earth science and is a critical factor in the design, operation, and orbital determination of low…
astro-ph.HE2021
Modeling the fast optical transient SN 2019bkc/ATLAS19dqr with a central engine and implication for its origin
Jian-He Zheng, Yun-Wei Yu
Modern wide-field high-cadence surveys have revealed the significant diversity of optical transient phenomena in their luminosity and timescale distributions, which led to the disc…