Non-LTE LINE FORMATION FOR Zr I/II IN COOL STARS

Non-local thermodynamical equilibrium (non-LTE) line formation for neutral and singly-ionized zirconium is considered for the first time through a range of stellar parameters when the Zr abundance varies from the solar value down to [Zr/H] = - 3. The model atom includes 63 combined energy levels of...

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Bibliographic Details
Main Authors: A. B. Vinogradova, L. I. Mashonkina
Format: Article
Language:English
Published: Odessa I. I. Mechnykov National University 2008-12-01
Series:Odessa Astronomical Publications
Online Access:http://oap.onu.edu.ua/article/view/86883