60 citations
- Nanjing UniversityCN4 papers
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- Deutsches Zentrum für Luft- und Raumfahrt e. V. (DLR)DE1 paper
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astro-ph.GA2020★ 1 cited
On the Fraction of X-ray Weak Quasars from the Sloan Digital Sky Survey
Xingting Pu, B. Luo, W. N. Brandt +4
We investigate systematically the X-ray emission from type 1 quasars using a sample of 1825 Sloan Digital Sky Survey (SDSS) non-broad absorption line (non-BAL) quasars with Chandra…
astro-ph.GA2019★ 60 cited
The correlations between optical/UV broad lines and X-ray emission for a large sample of quasars
J. D. Timlin, W. N. Brandt, Q. Ni +5
We present Chandra observations of 2106 radio-quiet quasars in the redshift range 1.7<z<2.7 from the Sloan Digital Sky Survey (SDSS), through data release fourteen (DR14), that do…