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Informationen zum Autor Adrian Kitai, PhD, is Professor in the Departments of Materials Science and Engineering, and Engineering Physics at McMaster University (Canada). He is a world leader in electroluminescent science and technology. His research interests include solar cell materials and devices, and LED materials and devices, and he is involved in start-up companies in both solar cells and display systems using LED devices. Klappentext The second edition of the text that offers an introduction to the principles of solar cells and LEDs, revised and updatedThe revised and updated second edition of Principles of Solar Cells, LEDs and Related Devices offers an introduction to the physical concepts required for a comprehensive understanding of p-n junction devices, light emitting diodes and solar cells. The author - a noted expert in the field - presents information on the semiconductor and junction device fundamentals and extends it to the practical implementation of semiconductors in both photovoltaic and LED devices. In addition, the text offers information on the treatment of a range of important semiconductor materials and device structures including OLED devices and organic solar cells.This second edition contains a new chapter on the quantum mechanical description of the electron that will make the book accessible to students in any engineering discipline. The text also includes a new chapter on bipolar junction and junction field effect transistors as well as expanded chapters on solar cells and LEDs that include more detailed information on high efficiency devices. This important text:* Offers an introduction to solar cells and LEDs, the two most important applications of semiconductor diodes* Provides a solid theoretical basis for p-n junction devices* Contains updated information and new chapters including better coverage of LED out-coupling design and performance and improvements in OLED efficiency* Presents student problems at the end of each chapter and worked example problems throughout the textWritten for students in electrical engineering, physics and materials science and researchers in the electronics industry, Principles of Solar Cells, LEDs and Related Devices is the updated second edition that offers a guide to the physical concepts of p-n junction devices, light emitting diodes and solar cells. Zusammenfassung Revised edition of: Principles of solar cells! LEDs and diodes. Inhaltsverzeichnis Introduction xi Acknowledgements xv 1 Introduction to Quantum Mechanics 1 1.1 Introduction 2 1.2 The Classical Electron 2 1.3 Two Slit Electron Experiment 4 1.4 The Photoelectric Effect 7 1.5 Wave Packets and Uncertainty 10 1.6 The Wavefunction 12 1.7 The Schrödinger Equation 14 1.8 The Electron in a One-Dimensional Well 18 1.9 Electron Transmission and Reflection at Potential Energy Step 24 1.10 Expectation Values 26 1.11 Spin 26 1.12 The Pauli Exclusion Principle 29 1.13 Summary 30 Further Reading 32 Problems 33 2 Semiconductor Physics 37 2.1 Introduction 38 2.2 The Band Theory of Solids 38 2.3 Bloch Functions 40 2.4 The Kronig-Penney Model 42 2.5 The Bragg Model 47 2.6 Effective Mass 48 2.7 Number of States in a Band 50 2.8 Band Filling 52 2.9 Fermi Energy and Holes 53 2.10 Carrier Concentration 55 2.11 Semiconductor Materials 65 2.12 Semiconductor Band Diagrams 67 2.13 Direct Gap and Indirect Gap Semiconductors 72 2.14 Extrinsic Semiconductors 74 2.15 Carrier Transport in Semiconductors 79 2.16 Equilibrium and Non-Equilibrium Dynamics 83 2.17 Carrier Diffusion and the Einstein Relation 86 2.18 Quasi-Fermi Energies 88 2.19 The Diffusion Equation 91 2.20 Traps and Carrie...
