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arxiv: astro-ph/9805150 · v1 · submitted 1998-05-12 · 🌌 astro-ph

Particle diffusion in atmospheres of CP stars

classification 🌌 astro-ph
keywords atmospheresdiffusionelementschemicalconciselydriftelectrostaticemphasized
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We give concisely the formulae governing diffusion of chemical elements and their isotopes in quiescent stellar atmospheres, due to electrostatic, gravitational and radiation fields and to impacts between particles. Isotope segregation of heavy elements due to light-induced drift is emphasized.

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