Browsing by Subject "Quasars individual (Q 0000-263, BR 0351-1034, PSS 0926+3055, PSS 1326+0743)"
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(IOP Publishing Ltd, 2017)We report on the second installment of an X-ray monitoring project of seven luminous radio-quiet quasars (RQQs). New Chandra observations of four of these, at 4.10 <= z <= 4.35, yield a total of six X-ray epochs per source, ...