activity
20032008
most citedEvidence for Quasar Activity Triggered by Galaxy Mergers in HST Observations of Dust-reddened Quasars

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astro-ph2005

Constraining the Evolution of the Ionizing Background and the Epoch of Reionization with z ~ 6 Quasars II: A Sample of 19 Quasars

Xiaohui Fan, Michael A. Strauss, Robert H. Becker +7

We study the evolution of the ionization state of the IGM at the end of the reionization epoch using spectra of a sample of nineteen quasars at 5.74<z<6.42 discovered in the SDSS.…