Early-type stellar systems in nearby galaxy clusters [Elektronische Ressource] : from dwarf galaxies to star clusters / Ingo Misgeld. Betreuer: Ralf Bender

Early-type stellar systemsin nearby galaxy clusters:from dwarf galaxies to star clustersIngo MisgeldMu¨nchen 2011fu¨r GuadalupeEarly-type stellar systemsin nearby galaxy clusters:from dwarf galaxies to star clustersIngo MisgeldDissertationan der Fakult¨at fu¨r Physikder Ludwig–Maximilians–Universit¨atMu¨nchenvorgelegt vonIngo Misgeldaus EssenMu¨nchen, den 19.04.2011Erstgutachter: Prof. Dr. Ralf BenderZweitgutachter: Priv. Doz. Dr. Markus Kissler-PatigTag der mu¨ndlichen Pru¨fung: 08.06.2011ContentsZusammenfassung xi1 Introduction 11.1 A Universe of dwarf galaxies . . . . . . . . . . . . . . . . . . . . . . . . . . 21.1.1 The faint end of the galaxy luminosity function . . . . . . . . . . . 21.1.2 Photometric scaling relations of early-type galaxies . . . . . . . . . 41.1.3 Surface brightness profiles of early-type galaxies . . . . . . . . . . . 51.2 Ultra-compact dwarf galaxies (UCDs) . . . . . . . . . . . . . . . . . . . . . 72 The early-type dwarf galaxy population of the Hydra I cluster 112.1 Spectroscopy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 122.1.1 Observations and selection of candidates . . . . . . . . . . . . . . . 122.1.2 Data reduction and radial velocity measurements . . . . . . . . . . 132.2 Photometry of early-type dwarf galaxies . . . . . . . . . . . . . . . . . . . 142.2.1 Observations and selection of dE/dSph candidates . . . . . . . . . . 142.2.2 Data analysis . . . . . . . . . . . . . . . . . .