The electron nuclear spin system in (In,Ga)As quantum dots [Elektronische Ressource] / presented by Thomas Auer

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Thomas AuerThe Electron-Nuclear Spin Systemin (In,Ga)As Quantum DotsThe Electron-Nuclear Spin Systemin (In,Ga)As Quantum DotsDissertationpresented to the Faculty of Physicsof theTechnische Universit at Dortmund, Germany,in partial ful llment of the requirementsfor the degree of Doktor rer. nat.presented byThomas AuerDortmund, September 2008Accepted by the Faculty of Physicsof theTechnische Universit at Dortmund, Germany.Day of the oral exam: 29th August 2008Examination board: Prof. Dr. Manfred BayerProf. Dr. Metin TolanProf. Dr. Bernhard SpaanDr. Ilya AkimovContents1 Introduction 91.1 Overview. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91.2 Self-Assembled Semiconductor Quantum Dots . . . . . . . . . . . 131.2.1 Fabrication of Self-Assembled Semiconductor Quantum Dots 131.2.2 GeneralPropertiesofSelf-AssembledQuantumDots,Ther-mal Annealing . . . . . . . . . . . . . . . . . . . . . . . . . 151.3 Elementary Excitations in Quantum Dots . . . . . . . . . . . . . 171.3.1 Excitons . . . . . . . . . . . . . . . . . . . . . . . . . . . . 171.3.2 N-Doped Quantum Dots and Trions . . . . . . . . . . . . . 251.4 Excitation, Capture, Relaxation, Decay . . . . . . . . . . . . . . . 271.4.1 Optical Excitation and Recombination . . . . . . . . . . . 271.4.2 Radiative Decay Dynamics . . . . . . . . . . . . . . . . . . 292 The Studied Sample 353 Electron and Nuclear Spins in Quantum Dots 393.1 Introduction . . . . . . . . . . . . . . .

Sujets

• Physik

Informations

• Publié par: technischen_universitat_dortmund
• Publié le: 01 janvier 2008
• Nombre de lectures: 26
• Langue: English
• Poids de l'ouvrage: 3 Mo

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