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An Extreme X-Ray Variability Event of a Weak-line Quasar 期刊论文
ASTROPHYSICAL JOURNAL LETTERS, 2020, 卷号: 889, 期号: 2, 页码: 6
作者:  Ni, Q.;  Brandt, W. N.;  Yi WM(易卫敏);  Luo, B.;  Timlin, J. D., III;  Hall, P. B.;  Liu, Hezhen;  Plotkin, R. M.;  Shemmer, O.;  Vito, F.;  Wu, Jianfeng
Adobe PDF(626Kb)  |  收藏  |  浏览/下载:330/0  |  提交时间:2020/07/06
Variability of Low-ionization Broad Absorption-line Quasars Based on Multi-epoch Spectra from the Sloan Digital Sky Survey 期刊论文
ASTROPHYSICAL JOURNAL SUPPLEMENT SERIES, 2019, 卷号: 242, 期号: 2, 页码: 23
作者:  Yi WM(易卫敏);  Brandt, W. N.;  Hall, P. B.;  Vivek, M.;  Grier, C. J.;  Ak, N. Filiz;  Schneider, D. P.;  McGraw, S. M.
Adobe PDF(7127Kb)  |  收藏  |  浏览/下载:423/1  |  提交时间:2019/07/22
galaxies: active  quasars: absorption lines  quasars: general