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High-redshift infrared galaxies

Authors
Publisher
Ludwig-Maximilians-Universität München
Publication Date
Keywords
  • Fakultät Für Physik
Disciplines
  • Physics

Abstract

High-redshift infrared galaxies: mid-infrared properties and evolutionary models High-redshift infrared galaxies: mid-infrared properties and evolutionary models Elisabetta Valiante Mu¨nchen 2008 High-redshift infrared galaxies: mid-infrared properties and evolutionary models Elisabetta Valiante Dissertation an der Fakulta¨t fu¨r Physik der Ludwig–Maximilians–Universita¨t Mu¨nchen vorgelegt von Elisabetta Valiante aus Notaresco(TE), Italien Mu¨nchen, den 10. September 2008 Erstgutachter: Prof. Dr. Reinhard Genzel Zweitgutachter: Prof. Dr. Andreas M. Burkert Tag der mu¨ndlichen Pru¨fung: 17. Oktober 2008 Contents Zusammenfassung (Summary in German) 3 Summary 5 1 Introduction 7 1.1 Framework . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 1.1.1 Cosmological background . . . . . . . . . . . . . . . . . . . . . . 7 1.1.2 Galaxy formation and evolution . . . . . . . . . . . . . . . . . . . 9 1.1.3 Observations of galaxies at high redshift: the role of submillimeter galaxies 10 1.1.4 Simulations of hierarchical galaxy formation . . . . . . . . . . . . 11 1.2 The role of technology . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 1.2.1 The Spitzer Space Telescope and IRS . . . . . . . . . . . . . . . . 14 1.2.2 The Herschel Space Observatory and PACS . . . . . . . . . . . . . 16 2 The first observed mid-infrared spectra of submillimeter galaxies 19 2.1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 2.2 Observations and Data Reduction . . . . . . . . . . . . . . . . . . . . . . . 21 2.3 Spectral Classification and Redshifts . . . . . . . . . . . . . . . . . . . . . 21 2.4 ULIRG-like rest frame mid- to far-infrared SEDs . . . . . . . . . . . . . . 24 2.5 AGN content . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 2.6 Discussion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 3 SMGs: redshifts and other properties from mid-IR spectroscop

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