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Properties of Impurity States in Superlattice Semiconductors

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Published by Springer US in Boston, MA .
Written in English


  • Physics

Book details:

Edition Notes

Statementedited by C.Y. Fong, Inder P. Batra, S. Ciraci
SeriesNATO ASI Series, Series B: Physics, 0258-1221 -- 183, NATO ASI series -- 183.
ContributionsBatra, Inder P., Ciraci, S.
LC ClassificationsQC1-75
The Physical Object
Format[electronic resource] /
Pagination1 online resource (351 pages).
Number of Pages351
ID Numbers
Open LibraryOL27083444M
ISBN 101468455532
ISBN 109781468455533

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A NATO workshop on "The Properties of Impurity States in Semiconductor Superlattices" was held at the University of Essex, Colchester, United Kingdom, from September 7 to 11, Doped semiconductor. This paper presents a review of the theory of impurity states in superlattice semiconductors. First of all, a brief description is given of the effective-mass theory for shallow impurities in bulk semiconductors. A modification of the method is described to deal with hydrogenic donor states in a quantum by: 2. Buy (ebook) Properties of Impurity States in Superlattice Semiconductors by Inder P. Batra, C.Y. Fong, S. Ciraci, eBook format, from the Dymocks online bookstore. Semiconductor properties. If the superlattice is made of two semiconductor materials with different band gaps, each quantum well sets up new selection rules that affect the conditions for charges to flow through the structure. The two different semiconductor materials are deposited alternately on each other to form a periodic structure in the growth direction.

This chapter describes the optical properties and Raman scattering in man-made quantum systems. Alternate layers of materials with different masses, force constants, and effective ionic charges result in a superlattice that has interesting optical properties that are due to . Optical transitions involve transitions between the 1–2, 1'–2', 1'–1 states. The present treatment involves a 1–1' transition without taking excitons into account. Photon conductivity serves as a powerful technique for characterizing the optical and transport properties of a superlattice and QW. Semiconductor Superlattice Theory and Application Introduction Kai Ni Superlattice is a periodic structure of layers of two or more materials. Typically the width of layers is orders of magnitude larger than the lattice constant, and is limited by the growth of the structure[1]. As shown in the figure below, it is a superlattice formed by. numerical results are obtained for surface impurity states in GaAs using this method. 1. Introduction Levine () proposed a model for the treatment of shallow impurity surface states in semiconductors. The potential function is chosen to be Coulombic in the interior with an infinite barrier at the by: 5.

The effect of the motion of a Wannier-Mott exciton in semiconductors with a superlattice formed by heterojunctions on the exciton binding energy and wave function is analyzed. This effect arises as a result of the fact that the dispersion laws of the electron and hole that form an exciton in a. It is widely recognized that an understanding of the optical pro perties of matter will give a great deal of important information re levant to the fundamental physical properties. This is especially true in semiconductor physics for which, due to the intrinsic low screening of these materials, the optical response is quite rich. Their spectra reflect indeed as well electronic as spin or Reviews: 1. Gaas and Related Materials: Bulk Semiconducting and Superlattice Properties [Sadao Adachi] on *FREE* shipping on qualifying offers. This book covers the various material properties of bulk GaAs and related materials, and aspects of the physics of artificial semiconductor microstructuresCited by: Isoelectronic impurity states in GaAs:N. Hydrogenated dilute nitride semiconductors: Theory, properties and applications The book is not thought as a simple assembly of the contributions.