activity
19972026
most citedHigh molecular gas fractions in normal massive star forming galaxies in the young Universe

990 citations · 3.9k across the 22 of their papers we have counts for

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astro-ph2008★ 736 cited

Submillimeter Galaxies at z~2: Evidence for Major Mergers & Constraints on Lifetimes, IMF and CO-H2 Conversion Factor

L. J. Tacconi, R. Genzel, I. Smail +17

We report sub-arcsecond resolution IRAM PdBI millimeter CO interferometry of four z~2 submillimeter galaxies (SMGs), and sensitive CO (3-2) flux limits toward three z~2 UV-/optical…

astro-ph2004★ 34 cited

Starburst activity in the host galaxy of the z=2.58 quasar J1409+5628

A. Beelen, P. Cox, J. Pety +6

We report the detection of CO emission from the optically luminous, radio-quiet quasar J140955.5+562827, at a redshift z_CO =2.583. We also present VLA continuum mapping results an…

astro-ph2004★ 4 cited

Molecular gas in high redshift QSOs

C. L. Carilli, F. Bertoldi, F. Walter +4

We review cm and mm observations of thermal molecular line emission from high redshift QSOs. These observations reveal the massive gas reservoirs (10^{10} to 10^{11} M_sun) require…

astro-ph2003★ 197 cited

High-excitation CO in a quasar host galaxy at z=6.42

F. Bertoldi, P. Cox, R. Neri +8

We report the detection of high excitation CO emission from the most distant quasar currently known, SDSS J114816.64+525150.3 (hereafter J1148+5251), at a redshift z=6.419. The CO…

astro-ph2002★ 59 cited

Imaging low order CO emission from the z=4.12 QSO PSS 2322+1944

C. Carilli, P. Cox, F. Bertoldi +2

We present observations of CO 1-0 and CO 2-1 emission from the z = 4.12 QSO PSS 2322+1944 using the Very Large Array. The CO emission is extended on a spatial scale of 2''. This ex…

astro-ph1997★ 4 cited

The second detection of CO at redshift larger than 4

Stephane Guilloteau, Alain Omont, Richard G. McMahon +2

We report the detection with the IRAM interferometer at 3mm of J=5-4 CO line in the radio quiet quasar BRI1335-0415 at redshift of z=4.41. After BR1202-0725 at z=4.69 (Ohta etal 19…