Multi-wavelength studies of protoplanetary disks [Elektronische Ressource] / presented by Veronica Roccatagliata

Multi-wavelength studies ofprotoplanetary discsVeronica RoccatagliataMax-Planck-Institut fu¨r AstronomieHeidelberg 2010Dissertation in Astronomysubmitted to theCombined Faculties for the Natural Sciences and for Mathematicsof the Ruperto-Carola University of Heidelberg, Germany.for the degree ofDoctor of Natural Sciencespresented byDipl.-Phys. Veronica Roccatagliataborn in Venezia, ItalyOral examination: 28. 04. 2010Multi-wavelength studies ofprotoplanetary discsReferees: Prof. Dr. Thomas HenningProf. Dr. Sebastian WolfThis thesis is dedicatedto Davide, Giovanni & ElenaContents1 Introduction 51.1 Disc evolution . . . . . . . . . . . . . . . . . . . . . . . . 71.2 Debris disc phase . . . . . . . . . . . . . . . . . . . . . . 111.3 About this thesis . . . . . . . . . . . . . . . . . . . . . . 122 Multi-wavelength observations of the young binary systemHaro 6-10 152.1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . 152.2 Observations. . . . . . . . . . . . . . . . . . . . . . . . . 182.2.1 Archival Optical and Near-infrared images . . . . 182.2.2 TIMMI2 infrared spectra . . . . . . . . . . . . . . 182.2.3 MIDI/VLTI observations . . . . . . . . . . . . . . 192.3 Data reduction and results . . . . . . . . . . . . . . . . . 192.3.1 Optical HST photometry . . . . . . . . . . . . . . 192.3.2 Near-infrared photometry with NACO. . . . . . . 202.3.3 TIMMI2 mid-infrared spectroscopy . . . . . . . . 202.3.4 MIDI visibility . . . . .