141 citations · 141 across the 1 of their papers we have counts for
2 papers
astro-ph.CO2009★ 141 cited
A downturn in intergalactic CIV as redshift 6 is approached
Emma V. Ryan-Weber, Max Pettini, Piero Madau +1
We present the results of the largest survey to date for intergalactic metals at redshifts z > 5, using near-IR spectra of nine QSOs with emission redshifts z(em) > 5.7. We find, f…
astro-ph2005
Characterizing the Adaptive Optics Off-Axis Point-Spread Function. II. Methods for Use in Laser Guide Star Observations
E. Steinbring, S. M. Faber, B. A. Macintosh +2
Most current astronomical adaptive optics (AO) systems rely on the availability of a bright star to measure the distortion of the incoming wavefront. Replacing the guide star with…