82 citations · 337 across the 24 of their papers we have counts for
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astro-ph.HE2016★ 6 cited
Time-Variable Aluminum Absorption in the Polar AR Ursae Majoris, and an Updated Estimate for the Mass of the White Dwarf
Yu Bai, Stephen Justham, JiFeng Liu +3
We present spectra of the extreme polar AR Ursae Majoris (AR UMa) which display a clear Al I absorption doublet, alongside spectra taken less than a year earlier in which that feat…
astro-ph.SR2016★ 82 cited
Chandra ACIS Survey of X-ray Point Sources: The Source Catalog
Song Wang, Jifeng Liu, Yanli Qiu +4
The archival data is a valuable resource for various studies on different topics of X-ray astronomy. In this paper, we utilize this wealth and present a uniformly process…