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Surface Excitons

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/9780199234417.003.0012
Subject:
Physics, Atomic, Laser, and Optical Physics

This chapter discusses the properties of surface excitons and polaritons. It presents a discussion of surface polaritons at the sharp interface between media, the observation of exciton surface ... More


Electron-Phonon Interactions in Low-Dimensional Structures

Lawrence Challis (ed.)

Published in print:
2003
Published Online:
January 2010
ISBN:
9780198507321
eISBN:
9780191709319
Item type:
book
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198507321.001.0001
Subject:
Physics, Atomic, Laser, and Optical Physics

The study of electrons and holes confined to two, one, and even zero dimensions has uncovered a rich variety of new physics and applications. This book describes the interaction between these ... More


BOSE–EINSTEIN CONDENSATION OF EXCITONS: PROMISE AND DISAPPOINTMENT

R. Zimmermann

in Problems of Condensed Matter Physics: Quantum coherence phenomena in electron-hole and coupled matter-light systems

Published in print:
2007
Published Online:
May 2008
ISBN:
9780199238873
eISBN:
9780191716652
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199238873.003.0018
Subject:
Physics, Condensed Matter Physics / Materials

This chapter deals with Bose-Einstein condensation of excitons. After a historical survey of searching for Bose-Einstein condensation of excitons, the chapter focuses on long-lived indirect excitons ... More


Excitations in Organic Solids

Vladimir Agranovich

Published in print:
2008
Published Online:
January 2009
ISBN:
9780199234417
eISBN:
9780191715426
Item type:
book
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199234417.001.0001
Subject:
Physics, Atomic, Laser, and Optical Physics

This book details the studies of the properties of electronic and vibrational excitations in organic solids. It brings together most of the theory in this field together with many illustrations of ... More


SEMICLASSICAL DESCRIPTION OF LIGHT–MATTER COUPLING

Alexey V. Kavokin and Jeremy J. Baumberg

in Microcavities

Published in print:
2007
Published Online:
May 2008
ISBN:
9780199228942
eISBN:
9780191711190
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199228942.003.0004
Subject:
Physics, Atomic, Laser, and Optical Physics

This chapter starts from the Lorentz oscillator model then discusses the optical transitions in semiconductors. After an introduction of Wannier-Mott and Frenkel excitons, the Hopfield equations are ... More


The Second-Quantized Theory of Frenkel Excitons

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/9780199234417.003.0003
Subject:
Physics, Atomic, Laser, and Optical Physics

This chapter presents a second quantized theory of Frenkel excitons. An energy operator for a molecular crystal in the second quantization is introduced, and excitonic states for crystals with one ... More


COLLECTIVE STATE OF INTERWELL EXCITONS IN DOUBLE QUANTUM WELL HETEROSTRUCTURES

V. B. Timofeev

in Problems of Condensed Matter Physics: Quantum coherence phenomena in electron-hole and coupled matter-light systems

Published in print:
2007
Published Online:
May 2008
ISBN:
9780199238873
eISBN:
9780191716652
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199238873.003.0017
Subject:
Physics, Condensed Matter Physics / Materials

This chapter reviews attempts to realize Bose-Einstein condensation of excitons in bulk semiconductors and semiconductor nanostructures, emphasizing on indirect (interwell) excitons in GaAs/AlGaAs ... More


Problems of Condensed Matter Physics: Quantum coherence phenomena in electron-hole and coupled matter-light systems

Alexei L. Ivanov and Sergei G. Tikhodeev (eds)

Published in print:
2007
Published Online:
May 2008
ISBN:
9780199238873
eISBN:
9780191716652
Item type:
book
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199238873.001.0001
Subject:
Physics, Condensed Matter Physics / Materials

The book, which is dedicated to Prof. Leonid V. Keldysh on his 75th anniversary, is a collection of review papers written by experts in condensed matter physics such as V. M. Agranovich, B. L. ... More


Introduction

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/9780199234417.003.0001
Subject:
Physics, Atomic, Laser, and Optical Physics

This introductory chapter defines the main topics of the book. It recalls the notions of molecular crystals and of Frenkel-and Wannier-Mott excitons, giving basic properties and constitutive ... More


Frenkel Excitonic States in The Heitler-London Approximation

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/9780199234417.003.0002
Subject:
Physics, Atomic, Laser, and Optical Physics

This chapter discusses Frenkel excitonic states in Heitler-London approximation. The Coulomb and mechanical excitons in molecular crystals are introduced using the crystal Hamiltonian. The excitons ... More


Excitations in Organic Multilayers

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/9780199234417.003.0009
Subject:
Physics, Atomic, Laser, and Optical Physics

This chapter discusses the properties of excitons molecular structures containing several monolayers, and its spectra and nonlinear effects at interfaces. The different so-called gas-condensed matter ... More


HYBRID ORGANIC–INORGANIC NANOSTRUCTURES AND LIGHT–MATTER INTERACTION

V. M. Agranovich

in Problems of Condensed Matter Physics: Quantum coherence phenomena in electron-hole and coupled matter-light systems

Published in print:
2007
Published Online:
May 2008
ISBN:
9780199238873
eISBN:
9780191716652
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199238873.003.0003
Subject:
Physics, Condensed Matter Physics / Materials

This chapter reviews the physics of conceptually new hybrid organic-inorganic semiconductor nanostructures. The resonant coupling between the Frenkel and Wannier-Mott exciton states in two different ... More


RAMAN SCATTERING BY LO PHONONS IN SEMICONDUCTORS: THE ROLE OF THE FRANZ–KELDYSH EFFECT

Elias Burstein

in Problems of Condensed Matter Physics: Quantum coherence phenomena in electron-hole and coupled matter-light systems

Published in print:
2007
Published Online:
May 2008
ISBN:
9780199238873
eISBN:
9780191716652
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199238873.003.0006
Subject:
Physics, Condensed Matter Physics / Materials

This chapter reviews electric-field-induced Raman scattering of the light field, which resonates with the interband transition in a semiconductor. The role played by the Franz-Keldysh effect in ... More


PHENOMENA IN COLD EXCITON GASES: FROM THEORY TO EXPERIMENTS

L. V. Butov

in Problems of Condensed Matter Physics: Quantum coherence phenomena in electron-hole and coupled matter-light systems

Published in print:
2007
Published Online:
May 2008
ISBN:
9780199238873
eISBN:
9780191716652
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199238873.003.0007
Subject:
Physics, Condensed Matter Physics / Materials

This chapter reviews recent achievements in the experimental realization of a cold but still dense gas of long-lived indirect excitons in GaAs-based coupled quantum well structures. The unusual ... More


EXCITON COHERENCE

P. B. Littlewood

in Problems of Condensed Matter Physics: Quantum coherence phenomena in electron-hole and coupled matter-light systems

Published in print:
2007
Published Online:
May 2008
ISBN:
9780199238873
eISBN:
9780191716652
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199238873.003.0011
Subject:
Physics, Condensed Matter Physics / Materials

This chapter discusses a collective coherent ground state in ‘exciton-like’ many-body systems (excitons, microcavity polaritons, quantum Hall bilayers, dimer spin systems, ultracold atomic fermi ... More


EXCITONIC INSULATORS, ELECTRON–HOLE LIQUIDS AND METAL–INSULATOR TRANSITIONS

T. Maurice Rice

in Problems of Condensed Matter Physics: Quantum coherence phenomena in electron-hole and coupled matter-light systems

Published in print:
2007
Published Online:
May 2008
ISBN:
9780199238873
eISBN:
9780191716652
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199238873.003.0015
Subject:
Physics, Condensed Matter Physics / Materials

This chapter describes metal-insulator transitions in disorder-free crystals. It reviews excitonic insulators, electron-hole liquids, and metal-insulator transitions due to band crossing. The ... More


ELECTRON–HOLE LIQUID IN SEMICONDUCTORS

N. N. Sibeldin

in Problems of Condensed Matter Physics: Quantum coherence phenomena in electron-hole and coupled matter-light systems

Published in print:
2007
Published Online:
May 2008
ISBN:
9780199238873
eISBN:
9780191716652
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199238873.003.0016
Subject:
Physics, Condensed Matter Physics / Materials

This chapter reviews an electron-hole liquid. This very interesting phase — observed mainly in bulk indirect semiconductors, Ge and Si — was thoroughly investigated in the late 1960s to mid 1980s. ... More


ACOUSTICALLY INDUCED SUPERLATTICES: FROM PHOTONS AND ELECTRONS TO EXCITONS, TO-PHONONS AND POLARITONS

A. L. Ivanov

in Problems of Condensed Matter Physics: Quantum coherence phenomena in electron-hole and coupled matter-light systems

Published in print:
2007
Published Online:
May 2008
ISBN:
9780199238873
eISBN:
9780191716652
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199238873.003.0019
Subject:
Physics, Condensed Matter Physics / Materials

This chapter reviews the recently proposed concept of resonant acousto-optics, when interaction between the light and acoustic waves is mediated and strongly enhanced by the polarization field ... More


7 Luminescence of excitons

Ivan Pelant and Jan Valenta

in Luminescence Spectroscopy of Semiconductors

Published in print:
2012
Published Online:
May 2012
ISBN:
9780199588336
eISBN:
9780191738548
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199588336.003.0007
Subject:
Physics, Atomic, Laser, and Optical Physics

Luminescence of excitons’ treats in a comprehensive way a series of luminescence manifestations of bound electron–hole pairs, i.e. excitons. First, the concept of a free Wannier exciton is introduced ... More


Excitons in conjugated polymers

William Barford

in Electronic and Optical Properties of Conjugated Polymers

Published in print:
2013
Published Online:
May 2013
ISBN:
9780199677467
eISBN:
9780191757402
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199677467.003.0006
Subject:
Physics, Condensed Matter Physics / Materials

Excitons are the primary photo-excited states in conjugated polymers. This chapter develops effective-particle models of excitons in the weak and strong-coupling limits. Excitons are classified as ... More


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