Optical Properties of Crystalline and Amorphous Semiconductors

Optical Properties of Crystalline and Amorphous Semiconductors PDF Author: Sadao Adachi
Publisher: Springer Science & Business Media
ISBN: 1461552419
Category : Technology & Engineering
Languages : en
Pages : 272

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Book Description
Optical Properties of Crystalline and Amorphous Semiconductors: Materials and Fundamental Principles presents an introduction to the fundamental optical properties of semiconductors. This book presents tutorial articles in the categories of materials and fundamental principles (Chapter 1), optical properties in the reststrahlen region (Chapter 2), those in the interband transition region (Chapters 3 and 4) and at or below the fundamental absorption edge (Chapter 5). Optical Properties of Crystalline and Amorphous Semiconductors: Materials and Fundamental Principles is presented in a form which could serve to teach the underlying concepts of semiconductor optical properties and their implementation. This book is an invaluable resource for device engineers, solid-state physicists, material scientists and students specializing in the fields of semiconductor physics and device engineering.

Optical Properties of Crystalline and Amorphous Semiconductors

Optical Properties of Crystalline and Amorphous Semiconductors PDF Author: Sadao Adachi
Publisher: Springer Science & Business Media
ISBN: 1461552419
Category : Technology & Engineering
Languages : en
Pages : 272

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Book Description
Optical Properties of Crystalline and Amorphous Semiconductors: Materials and Fundamental Principles presents an introduction to the fundamental optical properties of semiconductors. This book presents tutorial articles in the categories of materials and fundamental principles (Chapter 1), optical properties in the reststrahlen region (Chapter 2), those in the interband transition region (Chapters 3 and 4) and at or below the fundamental absorption edge (Chapter 5). Optical Properties of Crystalline and Amorphous Semiconductors: Materials and Fundamental Principles is presented in a form which could serve to teach the underlying concepts of semiconductor optical properties and their implementation. This book is an invaluable resource for device engineers, solid-state physicists, material scientists and students specializing in the fields of semiconductor physics and device engineering.

Optical Properties of Semiconductor Nanocrystals

Optical Properties of Semiconductor Nanocrystals PDF Author: S. V. Gaponenko
Publisher: Cambridge University Press
ISBN: 0521582415
Category : Science
Languages : en
Pages : 263

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Book Description
Examines the optical properties of low-dimensional semiconductor structures, a hot research area - for graduate students and researchers.

Optical Properties of Mixed Crystals

Optical Properties of Mixed Crystals PDF Author: R.J. Elliott
Publisher: Elsevier
ISBN: 0444598251
Category : Science
Languages : en
Pages : 454

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Book Description
``Optical Properties of Mixed Crystals'' is concerned with the description of optical processes in substitutionally disordered semiconductors and insulators which can be basically described through their elementary excitations. Two of the chapters relate to the phonon response including the effect of side bands on electron transitions. Two relate to electronic spectra, one on photoelectron spectroscopy and the other on excitons. A further chapter deals with magnons in magnetic crystals and a final chapter is related to fluctuations and band edge effects.Each chapter deals with a specific class of excitation, but the book makes it clear that the fundamental structure of the excitation spectra, including band formation, band tailing and localisation is common to every type of excitation. The volume shows how some basic concepts and ideas can be widely applied to bring coherence and understanding to a diverse area of solid state physics. It therefore provides an up-to-date summary of the experimental and theoretical situation in an important and rapidly developing field and brings together for the first time a discussion of the many different types of spectra which appear in mixed crystals.

Optical Constants of Crystalline and Amorphous Semiconductors

Optical Constants of Crystalline and Amorphous Semiconductors PDF Author: Sadao Adachi
Publisher: Springer Science & Business Media
ISBN: 1461552478
Category : Technology & Engineering
Languages : en
Pages : 725

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Book Description
Knowledge of the refractive indices and absorption coefficients of semiconductors is especially import in the design and analysis of optical and optoelectronic devices. The determination of the optical constants of semiconductors at energies beyond the fundamental absorption edge is also known to be a powerful way of studying the electronic energy-band structures of the semiconductors. The purpose of this book is to give tabulated values and graphical information on the optical constants of the most popular semiconductors over the entire spectral range. This book presents data on the optical constants of crystalline and amorphous semiconductors. A complete set of the optical constants are presented in this book. They are: the complex dielectric constant (E=e.+ieJ, complex refractive index (n*=n+ik), absorption coefficient (a.), and normal-incidence reflectivity (R). The semiconductor materials considered in this book are the group-IV elemental and binary, llI-V, IT-VI, IV-VI binary semiconductors, and their alloys. The reader will fmd the companion book "Optical Properties of Crystalline and Amorphous Semiconductors: Materials and Fundamental Principles" useful since it emphasizes the basic material properties and fundamental prinCiples.

Optical Properties of Semiconducting Crystals

Optical Properties of Semiconducting Crystals PDF Author: Werner R. Rambauske
Publisher:
ISBN:
Category : Semiconductors
Languages : en
Pages : 0

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Book Description
An extended program about optical properties of some selected semiconducting crystals under varied conditions of temperature, pressure, magnetic and electric fields, means of excitation, and influence of impurities is briefly summarized. (Author).

Optical Absorption of Impurities and Defects in Semiconducting Crystals

Optical Absorption of Impurities and Defects in Semiconducting Crystals PDF Author: Bernard Pajot
Publisher: Springer Science & Business Media
ISBN: 3540959564
Category : Science
Languages : en
Pages : 487

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Book Description
Semiconducting and Insulating Crystals details how absorption spectroscopy provides information on the nature, concentration, charge state and configuration of impurities in crystals and also on their kinetics and transformations under annealing. After an introduction of the bulk optical properties of semiconductors and insulators and of impurities in crystals, this book presents the physical bases necessary for the understanding of impurity spectra. The description of various set-ups and accessories used in absorption spectroscopy is followed by a presentation of experimental results on specific impurities and classes of impurities and their relation with those obtained by various computation and by other experimental techniques.

Optical properties of organic semiconductors: From (sub-)monolayers to crystalline films

Optical properties of organic semiconductors: From (sub-)monolayers to crystalline films PDF Author:
Publisher: Cuvillier Verlag
ISBN: 3736918550
Category : Science
Languages : en
Pages : 178

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Book Description
We have measured the optical properties of films of the organic semiconductors PTCDA and HBC, prepared by Organic Molecular Beam Expitaxy (OMBE), on different substrates by means of Differential Reflectance Spectroscopy (DRS). The optical setup used [51] allows to characterize the samples in situ and during the film growth. This enables us to directly follow the thickness dependent optical properties of the organic films, starting from submonolayer coverage up to thicker films on the order of 20 monolayers (ML) film thickness. However, due to the different optical nature of the different substrates used, i.e., mica, glass, Au(111), and HOPG, the DRS signal can not directly be interpreted in terms of the absorption of the films. Rather, the optical constants n (index of refraction) and k (absorption index) of the organic films have to be calculated to be able to discuss the spectral absorption of the films. We have proposed a method by which the calculation of the optical constants of thin films on arbitrary substrates from just one spectral measurement (in our case the DRS) becomes possible. The results fulfill a priori a Kramers-Kronig consistency, characteristic for physically meaningful values of the optical constants, and no specific model is needed to express the spectral behavior of the optical constants. Still, the requirement that the absorption index has to approach zero sufficiently at the measurement intervals restricts the application of our method to a class of materials, which exhibit distinct and well-separated absorption bands, like e.g. organic semiconductors. By means of appropriate extrapolation procedures, the method is able to account for small non-zero values of the absorption index at the boundaries of the measurement interval. Although we exclusively discussed the application of our method to differential reflectance spectra, it is anticipated that it works for all other optical quantities likewise.

Optical Properties of Semiconductor Quantum Dots

Optical Properties of Semiconductor Quantum Dots PDF Author: Ulrike Woggon
Publisher: Springer
ISBN: 9783662148112
Category : Technology & Engineering
Languages : en
Pages : 252

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Book Description
This book presents an overview of the current understanding of the physics of zero-dimensional semiconductors. It concentrates mainly on quantum dots of wide-gap semiconductors, but touches also on zero-dimensional systems based on silicon and III-V materials. After providing the reader with a theoretical background, the author illustrates the specific properties of three-dimensionally confined semiconductors, such as the size dependence of energy states, optical transitions, and dephasing mechanisms with the results from numerous experiments in linear and nonlinear spectroscopy. Technological concepts of the growth concepts and the potential of this new class of semiconductor materials for electro-optic and nonlinear optical devices are also discussed.

Optical Properties of Materials and Their Applications

Optical Properties of Materials and Their Applications PDF Author: Jai Singh
Publisher: John Wiley & Sons
ISBN: 111950631X
Category : Science
Languages : en
Pages : 667

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Book Description
Provides a semi-quantitative approach to recent developments in the study of optical properties of condensed matter systems Featuring contributions by noted experts in the field of electronic and optoelectronic materials and photonics, this book looks at the optical properties of materials as well as their physical processes and various classes. Taking a semi-quantitative approach to the subject, it presents a summary of the basic concepts, reviews recent developments in the study of optical properties of materials and offers many examples and applications. Optical Properties of Materials and Their Applications, 2nd Edition starts by identifying the processes that should be described in detail and follows with the relevant classes of materials. In addition to featuring four new chapters on optoelectronic properties of organic semiconductors, recent advances in electroluminescence, perovskites, and ellipsometry, the book covers: optical properties of disordered condensed matter and glasses; concept of excitons; photoluminescence, photoinduced changes, and electroluminescence in noncrystalline semiconductors; and photoinduced bond breaking and volume change in chalcogenide glasses. Also included are chapters on: nonlinear optical properties of photonic glasses; kinetics of the persistent photoconductivity in crystalline III-V semiconductors; and transparent white OLEDs. In addition, readers will learn about excitonic processes in quantum wells; optoelectronic properties and applications of quantum dots; and more. Covers all of the fundamentals and applications of optical properties of materials Includes theory, experimental techniques, and current and developing applications Includes four new chapters on optoelectronic properties of organic semiconductors, recent advances in electroluminescence, perovskites, and ellipsometry Appropriate for materials scientists, chemists, physicists and electrical engineers involved in development of electronic materials Written by internationally respected professionals working in physics and electrical engineering departments and government laboratories Optical Properties of Materials and Their Applications, 2nd Edition is an ideal book for senior undergraduate and postgraduate students, and teaching and research professionals in the fields of physics, chemistry, chemical engineering, materials science, and materials engineering.

Electrical and Optical Properties of Semiconductors

Electrical and Optical Properties of Semiconductors PDF Author: D. V. Skobel tsyn
Publisher: Springer Science & Business Media
ISBN: 146158552X
Category : Science
Languages : en
Pages : 201

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Book Description