3 papers
astro-ph.HE2025
Rest-frame Optical Spectroscopy of Quasars with Steep Hard X-ray Spectral Shapes: X-ray Selection of Super-Eddington Accretion and Verification
Ying Chen, Bin Luo, Jian Huang
Super-Eddington accretion is a crucial phase in the growth of supermassive black holes. However, identifying super-Eddington accreting quasars observationally is challenging due to…
astro-ph.GA2024
Photometric Selection of type 1 Quasars in the XMM-LSS Field with Machine Learning and the Disk-Corona Connection
Jian Huang, Bin Luo, W. N. Brandt +4
We present photometric selection of type 1 quasars in the XMM-Large Scale Structure (XMM-LSS) survey field with machine learning. We constructed our trai…
astro-ph.GA2024
Rest-Frame Optical Spectroscopy of Ten z 2 Weak Emission-Line Quasars
Ying Chen, Bin Luo, W. N. Brandt +7
We present near-infrared spectroscopy of ten weak emission-line quasars (WLQs) at redshifts of , obtained with the Palomar 200-inch Hale Telescope. WLQs are an exceptional…