What does Civλ1549 tell us about the physical driver of the Eigenvector Quasar Sequence?

J. W. Sulentic, A. del Olmo, P. Marziani +8

Broad emission lines in quasars enable us to "resolve" structure and kinematics of the broad line emitting region (BLR) thought to in- volve an accretion disk feeding a supermassiv…