Joseph F. Hennawi
2 papers · Latest:
The Impact of Cosmic Variance and Satellites on JWST Clustering Measurements at Redshift around 6
A framework for JWST clustering at z~6 reveals Poisson errors severely underestimate true uncertainties in quasar and galaxy halo masses due to cosmic variance.
2605.11077
Galaxies & CosmologyDetection of an Extended Ly$α$ Halo around a $\textit{z}=6.64$ Broad Absorption Line Quasar with the Keck Cosmic Web Imager
An extended Lyα halo was detected around a z=6.64 quasar using KCWI, showing distinct kinematics and gravitationally dominated motion.
2605.05673
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