Novel cavity optomechanical systems at the micro- and nanoscale and quantum measurements of nanomechanical oscillators [Elektronische Ressource] / vorgelegt von Georg Anetsberger

Novel Cavity Optomechanical Systemsat the Micro- and Nanoscaleand Quantum Measurements ofNanomechanical OscillatorsGeorg AnetsbergerMunchen 2010Novel Cavity Optomechanical Systemsat the Micro- and Nanoscaleand Quantum Measurements ofNanomechanical OscillatorsGeorg AnetsbergerDissertationan der Fakult at fur Physikder Ludwig{Maximilians{Universit atMunc henvorgelegt vonGeorg Anetsbergeraus LandshutMunc hen, den 9. November 2010Erstgutachter: Prof. Dr. T. W. H anschZweitgutachter: Prof. Dr. J. P. KotthausTag der mundlic hen Prufung: 22. Dezember 2010In Erinnerung anJohann Beck undGeorg Niedermaier.viContentsTable of Contents viiList of Publications xiList of Conference Contributions xiiiList of Figures xvZusammenfassung xviiAbstract xix1 Introduction 11.1 Cavity optomechanics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21.1.1 Linear Hamiltonian of cavity optomechanical systems . . . . . . . . 31.1.2 Quantum Langevin equations . . . . . . . . . . . . . . . . . . . . . 51.1.3 Standard quantum limit of continuous position measurements . . . 91.1.4 Radiation pressure force - dynamical backaction . . . . . . . . . . . 151.1.4.1 Radiation pressure cooling . . . . . . . . . . . . . . . . . . 171.1.4.2 Heating and ampli cation . . . . . . . . . . . . . . . . . . 191.1.5 Optical spring e ect . . . . . . . . . . . . . . . . . . . . . . . . . . 201.2 Toroid microresonators and their optical properties . . . . . . . . . . .