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Dielectric Theory of Frenkel Excitons: Local Field Effects

Vladimir M. Agranovich

in Excitations in Organic Solids

Published in print:
2008
Published Online:
January 2009
ISBN:
9780199234417
eISBN:
9780191715426
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199234417.003.0005
Subject:
Physics, Atomic, Laser, and Optical Physics

This chapter presents the so-called dielectric theory of the Frenkel excitons. The theory is the generalization of the local field Lorentz theory to the case of anisotropic molecular solids. It takes ... More


The Dielectric Tensor of Crystals in The Region of Excitonic Resonances

Vladimir M. Agranovich

in Excitations in Organic Solids

Published in print:
2008
Published Online:
January 2009
ISBN:
9780199234417
eISBN:
9780191715426
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199234417.003.0007
Subject:
Physics, Atomic, Laser, and Optical Physics

This chapter presents the calculation of dielectric tensor based on the application of polariton theory and the theory developed by Dzyaloshinsky and Pitaevsky, as well as the calculation of ... More


Dielectric Tensor of Superlattices

Vladimir M. Agranovich

in Excitations in Organic Solids

Published in print:
2008
Published Online:
January 2009
ISBN:
9780199234417
eISBN:
9780191715426
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199234417.003.0008
Subject:
Physics, Atomic, Laser, and Optical Physics

This chapter presents calculations of dielectric tensor of superlattices. In consideration of superlattices having large periods compared to lattice constants, equations of macroscopical ... More


Biphonons And Fermi Resonance in Vibrational Spectra of Crystals

Vladimir M. Agranovich

in Excitations in Organic Solids

Published in print:
2008
Published Online:
January 2009
ISBN:
9780199234417
eISBN:
9780191715426
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199234417.003.0006
Subject:
Physics, Atomic, Laser, and Optical Physics

This chapter presents the theory of the effects of strong anharmonicity in vibrational spectra of crystals. It contains the theory of biphonons, the theory of Fermi resonance by polaritons, the ... More


Random Phase Approximation Plasma Phenomenology, Semiclassical and Hydrodynamic Models; Electrodynamics

Norman J. Morgenstern Horing

in Quantum Statistical Field Theory: An Introduction to Schwinger's Variational Method with Green's Function Nanoapplications, Graphene and Superconductivity

Published in print:
2017
Published Online:
January 2018
ISBN:
9780198791942
eISBN:
9780191834165
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780198791942.003.0010
Subject:
Physics, Theoretical, Computational, and Statistical Physics

Chapter 10 reviews both homogeneous and inhomogeneous quantum plasma dielectric response phenomenology starting with the RPA polarizability ring diagram in terms of thermal Green’s functions, also ... More


Polaritons: Excitonic States Taking Account of Retardation

Vladimir M. Agranovich

in Excitations in Organic Solids

Published in print:
2008
Published Online:
January 2009
ISBN:
9780199234417
eISBN:
9780191715426
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199234417.003.0004
Subject:
Physics, Atomic, Laser, and Optical Physics

This chapter presents the microscopical theory of polaritons, being coherent superposition of one exciton and one transverse photon state. The dispersion of polaritons including the effect of spatial ... More


Extended systems

Carsten A. Ullrich

in Time-Dependent Density-Functional Theory: Concepts and Applications

Published in print:
2011
Published Online:
December 2013
ISBN:
9780199563029
eISBN:
9780191775130
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199563029.003.0012
Subject:
Physics, Condensed Matter Physics / Materials

This chapter deals with the electron dynamics in extended systems; more precisely, three-dimensional periodic solids. It begins with a brief review of electronic band-structure theory, explaining the ... More


Nonlinear optics

Warren Nagourney

in Quantum Electronics for Atomic Physics and Telecommunication: Second Edition

Published in print:
2014
Published Online:
June 2014
ISBN:
9780199665488
eISBN:
9780191779442
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199665488.003.0014
Subject:
Physics, Atomic, Laser, and Optical Physics

This chapter discusses the most common nonlinear interactions, beginning with second-harmonic generation and proceeding to sum-frequency mixing and parametric phenomena. The approach is classical, ... More


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