Evolution of the Cool Gas in the Circumgalactic Medium (CGM) of Massive Halos -- A Keck Cosmic Web Imager (KCWI) Survey of Ly$α$ Emission around QSOs at $z≈2$
Preprint published in 2019 by
Zheng Cai,
Sebastiano Cantalupo,
J. Xavier Prochaska,
Fabrizio Arrigoni Battaia,
Joe Burchett,
Qiong Li 
,
John Chisholm,
Kevin Bundy,
Joseph F. Hennawi
,
John Chisholm,
Kevin Bundy,
Joseph F. Hennawi
