566 citations · 1.7k across the 9 of their papers we have counts for
Showing 2007Show all
2 papers · 1 filter
astro-ph2007★ 224 cited
Atomic Diffusion and Mixing in Old Stars I. VLT/FLAMES-UVES Observations of Stars in NGC 6397
A. J. Korn, F. Grundahl, O. Richard +5
We present a homogeneous photometric and spectroscopic analysis of 18 stars along the evolutionary sequence of the metal-poor globular cluster NGC 6397 ([Fe/H] = -2), from the main…
astro-ph2007★ 56 cited
Non-LTE Balmer line formation in late-type spectra: Effects of atomic processes involving hydrogen atoms
P. S. Barklem
(*** abridged ***) Context: The wings of Balmer lines are often used as effective temperature diagnostics for late-type stars under the assumption they form in local thermodynamic…