Optical properties of III-V semiconductors : the influence of multi-valley band structures

목차 (Table of Contents)

• CONTENTS
• 1. Introduction to Semiconductor Band Structures = 1
• 1.1 Electronic States in Crystalline Solids = 1
• 1.1.1 The One­Electron Approximation = 1
• 1.1.2 Bloch Waves and the Band Structure Model = 3
• 1.2 Band Structure of Ⅲ­Ⅴ Semiconductors = 6
• 1.3 Some General Properties of Multi­Valley Band Structures = 11
• 2. Excitons in Multi­Valley Semiconductors = 17
• 2.1 Basic Properties of Three­Dimensional Excitons = 17
• 2.2 Direct­to­Indirect Crossover in Bulk Semiconductors = 19
• 2.3 Exciton Dynamics in $$Al_xGa_{1-x}As$$ Near Crossover = 25
• 2.4 Excitons in Low­Dimensional Structures = 33
• 2.5 Direct­to­Indirect Transitions in 2D and 1D Structures = 36
• 3. Many­Body Effects in Multi­Valley Scenarios = 41
• 3.1 Introduction to Screening in Highly Excited Semiconductors = 41
• 3.2 Band­Gap Renormalization in Bulk Semiconductors = 47
• 3.2.1 Time­Resolved Electron­Hole Plasma Luminescence = 49
• 3.2.2 The Multi­Valley Model for Band­Gap Renormalization = 55
• 3.2.3 Differential Gap Renormalization = 65
• 3.3 Gap Renormalization in Low­Dimensional Systems = 72
• 3.3.1 Subband Renormalization in Quantum Wells = 72
• 3.3.2 Band­Gap Narrowing in Quantum Wires = 81
• 3.4 Screening in One­Component Plasmas = 83
• 3.5 Electron­Hole Droplet Formation = 101
• 3.5.1 Picosecond Electron­Hole Droplet Formation in Indirect­Gap $$Al_xGa_{1-x}As$$ = 103
• 3.5.2 Quantum­Confined Electron­Hole Droplets = 112
• 3.6 Optical Nonlinearities at the Direct Gap of Indirect­Gap Semiconductors = 119
• 4. Intervalley Coupling = 125
• 4.1 Theoretical Considerations = 126
• 4.1.1 Transfer Between Real Band States and Scattering Potentials = 126
• 4.1.2 Transitions Involving Virtual Intermediate States = 133
• 4.2 Optical Spectroscopy of Intervalley Coupling = 134
• 4.2.1 Timescales of Carrier Dynamics in Semiconductors = 134
• 4.2.2 Deformation­Potential Scattering = 136
• 4.2.3 Alloy­Disorder­Induced Intervalley Coupling = 144
• 4.2.4 Real­Space Transfer in Type­Ⅱ Heterostructures = 158
• 4.3 Indirect Stimulated Emission = 166
• 5. Summary and Outlook = 173
• References = 179
• Index = 195