372 citations · 3.3k across the 43 of their papers we have counts for
Showing 1996 · astro-phShow all
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astro-ph1996★ 227 cited
Molecular gas and dust around a radio-quiet quasar at redshift 4.7
Alain Omont, Patrick Petitjean, Stephane Guilloteau +3
We report the detection of emission from dust and carbon monoxide in the radio-quiet quasar BR1202--0725 at redshift z=4.7. Maps of these emissions reveal two objects separated by…
astro-ph1996★ 58 cited
A companion to a quasar at redshift 4.7
P. Petitjean, E. Pecontal, D. Valls-Gabaud +1
There is a growing consensus that the emergence of quasars at high redshifts is related to the onset of galaxy formation, suggesting that the detection of concentrations of gas acc…