Browsing Masters Theses by Author "Nedelchev, Borislav"
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On the Nature of Sodium Excess in Nearby Galaxies
Nedelchev, Borislav (2017-03-13)The 5890, 5895Å Na D absorption lines are sometimes found to be strongly enhanced in nearby galaxies, compared to what is predicted by the best-fitting models for the stellar continuum. The resulting Na D absorption ...