112 citations · 569 across the 17 of their papers we have counts for
Showing 2006 · astro-phShow all
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astro-ph2006★ 57 cited
Extinction and metal column density of HI regions up to redshift z~2
G. Vladilo, M. Centurion, S. A. Levshakov +4
We used the photometric database of the Sloan Digital Sky Survey (SDSS) to estimate the reddening of 13 SDSS quasars selected on the basis of the presence of zinc absorption lines…
astro-ph2006★ 6 cited
Exploring variations in the fundamental constants with ELTs: The CODEX spectrograph on OWL
Paolo Molaro, Michael T. Murphy, Sergei Levshakov
Cosmological variations in the fine structure constant, alpha, can be probed through precise velocity measurements of metallic absorption lines from intervening gas clouds seen in…