Browsing 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 ...

    • Probing the Role of AGN Feedback and Galactic Mergers in Galaxy Evolution 

      Nedelchev, Borislav (2020-06-09)
      In this thesis we aim to probe the role of two of the processes that can dictate the evolution of galaxies – feedback from the central active galactic nucleus (AGN) and mergers. To study the importance of AGN feedback ...