57 citations · 123 across the 4 of their papers we have counts for
Showing 2008Show all
2 papers · 1 filter
astro-ph2008★ 57 cited
An Improved Method for Using MgII to Estimate Black Hole Masses in Active Galactic Nuclei
Christopher A. Onken, Juna A. Kollmeier
We present a method for obtaining accurate black hole (BH) mass estimates from the MgII emission line in active galactic nuclei (AGNs). Employing the large database of AGN measurem…
astro-ph2008★ 54 cited
A z = 3 Lyman Alpha Blob Associated with a Damped Lyman Alpha System Proximate to its Background Quasar
Joseph F. Hennawi, J. Xavier Prochaska, Juna Kollmeier +1
We report on the discovery of a bright Lyman alpha blob associated with the z=3 quasar SDSSJ124020.91+145535.6 which is also coincident with strong damped Lyman alpha absorption fr…