93 citations · 320 across the 18 of their papers we have counts for
Showing 2019Show all
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astro-ph.HE2019★ 10 cited
The Large Amplitude X-ray Variability in NGC 7589: Possible Evidence for Accretion Mode Transition
Zhu Liu, He-Yang Liu, Huaqing Cheng +2
We report the discovery of large amplitude X-ray variability in the low luminosity AGN (LLAGN) MGC 7589, and present possible observational evidence for accretion mode transition i…
astro-ph.GA2019★ 93 cited
A comprehensive and uniform sample of broad-line active galactic nuclei from the SDSS DR7
He-Yang Liu, Wen-Juan Liu, Xiao-Bo Dong +4
A new, complete sample of 14,584 broad-line AGNs at is presented, which are uncovered homogeneously from the complete database of galaxies and quasars observed spectroscop…
astro-ph.HE2019★ 28 cited
Modeling accretion disk emission with generalized temperature profile and its effect on AGN spectral energy distribution
Huaqing Cheng, Weimin Yuan, He-Yang Liu +3
The broadband spectral energy distribution (SED) of Active Galactic Nuclei (AGN) is investigated for a well-selected sample composed of Seyfert 1 galaxies observed simultaneou…