RMxAA

Revista Mexicana de Astronomía y Astrofísica

ISSN: 3061-8649
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Keywords

equation of state
plasmas
stars: atmospheres

How to Cite

Diatomic Analytic Molecular Partition Functions for Stellar Atmospheres. (2013). Revista Mexicana De Astronomía Y Astrofísica, 49(2), 209-219. https://astronomia.unam.mx/journals/rmxaa/article/view/2013rmxaa..49..209c

Abstract

Approximate partition functions and their derivatives for diatomic molecules are formulated taking into account the finite number of levels. A procedure is developed to derive compact analytic expressions, without free parameters, necessary for the efficient evaluation of some thermodynamic coefficients from the partition functions for diatomic molecules useful in modeling low temperature stellar atmospheres.
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