Near-IR spectroscopy follow-up of 60 SDSS-DR7 QSOs
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Single-epoch virial black hole (BH) mass estimators utilizing broad emission lines have been routinely applied to high-redshift quasars to estimate their BH masses. Depending on...
借助宽发射线的单历元维里黑洞（virial black hole, BH）质量估算方法，已被常规应用于高红移类星体的黑洞质量估算工作中。其估算依据取决于……
