II-VI Compounds
International Series of Monographs in The Science of The Solid State
Published on 22. October 2013
284 pages
978-1-4831-5061-1 (ISBN)
Description
II-VI Compounds covers the general idea of the way in which II-VI compounds behave. The book describes the fundamental nature of II-VI compounds; the preparation and single crystal growth; and the fundamental optical properties of II-VI compounds. The text also discusses the luminescence; the photo conductivity and associated behavior; the transport properties; and the applications of II-VI compounds. Students taking materials science or engineering courses will find the book useful.
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PrefaceAcknowledgmentsList of Symbols and Abbreviations1. Fundamental Nature of II-VI Compounds 1.1. Introduction 1.2. Crystallographic Form 1.2.1. Lattice Sites 1.2.2. Crystal Structures 1.3. Bonding Mechanisms 1.3.1. Covalent Bond 1.3.2. Mixed covalent-Ionic Bond 1.3.3. Neutral Bond 1.3.4. Representation of the Chemical Bond Character 1.4. Energy Band Structure Related to the Brillouin Zone 1.4.1. Diamond and Zinc Blende Structures 1.4.2. Wurtzite Structure2. Preparation and Single-Crystal Growth 2.1. Purification of the Elements 2.2. Phase Equilibria 2.3. Preparation of the Compounds 2.4. Single-Crystal Preparation 2.4.1. Vapour Phase Growth 2.4.2. Melt Growth 2.4.3. Thin Film Growth 2.5. Surface Treatment of Single- and Poly-Crystal Specimens3. Fundamental Optical Properties 3.1. The Absorption Edge 3.1.1. General Features 3.1.2. Experimental Methods 3.1.3. Experimental Results 3.2. Lattice Absorption 3.3. Edge Emission 3.3.1. Intrinsic and Defect Emission 3.3.2. Exciton emission 3.4. Reflectivity Measurements and Higher Energy Bands 3.4.1. Zinc Blende Structure 3.4.2. Wurtzite Structure 3.5. Band Structure 3.6. Dielectric Constant and Refractive Index4. Luminescence 4.1. General Features of Luminescence 4.2. Photoluminescence 4.2.1. Self-Activated Emission 4.2.2. Copper-Activated emission 4.2.3. Transition Metal Associated Emission 4.2.4. Emission Activated by other Impurity elements 4.3. Thermoluminescence 4.3.1. Theoretical foundations of Thermoluminescent Emission 4.3.2. Evaluation of the Thermoluminescent Emission Curves 4.3.3. Experimentally Observed Glow Curves 4.4. Electroluminescence 4.4.1. A.C. Electroluminescence in ZnS-Type Powders 4.4.2. Electroluminescence in Single Crystals and Thin Films5. Photoconductivity and Associated Behaviour 5.1. Background Ideas of Photoconductivity and their Relevance to II-VI Compounds 5.1.1. Photosensitivity 5.1.2. Spectral Distribution and Speed of Response 5.1.3. Thermal and Optical Quenching of Photoconductivity 5.1.4. Trapping States 5.2. Particular Photoconductive Characteristics of the II-VI Compounds 5.2.1. Cadmium sulphide 5.2.2. Cadmium selenide and CdS-CdSe Solid Solutions 5.2.3. Cadmium Telluride and CdTe-HgTe Solid Solutions 5.2.4. Zinc Chalcogenides6. Transport Properties 6.1. General Considerations in Transport Phenomena 6.1.1. Effective Mass 6.1.2. Carrier Scattering Mechanisms 6.2. Electrical Conductivity and Hall Effect 6.2.1. Basic Concepts 6.2.2. Experimental Observations 6.3. Magnetoresistance and Magneto-Hall Effect 6.4. Other Galvanomagnetic and Thermomagnetic Effects 6.4.1. Seebeck Effect 6.4.2. Thermomagnetic Effects 6.4.3. Helicon Oscillations and Cyclotron Resonance 6.5. Thermal Conductivity7. Applications of I-VI Compounds 7.1. Elementary Applications 7.1.1. Photosensitive 7.1.2. Luminescence 7.1.3. Optical Transmission 7.2. Lasers 7.2.1. General Principles 7.2.2. Pumping Mechanisms 7.2.3. Possible Uses 7.3. Electrophotography 7.3.1. Selection of Material for Electrofax 7.3.2. Fundamental Features of Electrofax Layers 7.3.3. Image Formation in Electrofax Layers 7.4. Space Charge Limited Devices 7.4.1. Basic Device Principles 7.4.2. Integrated Thin Film Scan Generator 7.5. Gunn Effect Devices 7.6. Ultrasonic Amplification 7.7. Solar Cells 7.8. Thermoelectric, Thermomagnetic and Galvanomagnetic Applications 7.8.1. Thermoelectric 7.8.2.
