44 citations · 175 across the 6 of their papers we have counts for
Showing 2007 · astro-phShow all
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astro-ph2007★ 44 cited
A new approach for testing variations of fundamental constants over cosmic epochs using FIR fine-structure lines
S. A. Levshakov, D. Reimers, M. G. Kozlov +2
Aims. To obtain limits on the variation of the fine-structure constant alpha and the electron-to-proton mass ratio mu over different cosmological epochs. Methods. A new approach ba…
astro-ph2007★ 26 cited
HE 0515-4414 - an unusual sub-damped Ly alpha system revisited
R. Quast, D. Reimers, R. Baade
Using STIS and VLT UVES observations we have examined the ionization, abundances, and differential dust depletion of metals, the kinematic structure, and the physical conditions in…