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[null,"1.","Record Nr.",null,"UNINA9910973021103321"]
[null,null,"Titolo",null,"Exciton quasiparticles : theory, dynamics, and applications / / Randy M. Bergin, editor"]
[null,null,"Pubbl/distr/stampa",null,"New York, : Nova Science Publishers, c2011"]
[null,null,"ISBN",null,"1-61209-040-0"]
[null,null,"Edizione",null,"[1st ed.]"]
[null,null,"Descrizione fisica",null,"1 online resource (425 p.)"]
[null,null,"Collana",null,"Physics research and technology"]
[null,null,"Disciplina",null,"530.4/16"]
[null,null,"Soggetti",null,"Exciton theory"]
[{"$nulls":4},"Quasiparticles (Physics)"]
[null,null,"Lingua di pubblicazione",null,"Inglese"]
[null,null,"Formato",null,"Materiale a stampa"]
[null,null,null,"Livello bibliografico","Monografia"]
[null,null,null,"Note generali","Description based upon print version of record."]
[null,null,null,"Nota di bibliografia","Includes bibliographical references and index."]
[null,null,"Nota di contenuto",null,"Intro -- EXCITON QUASIPARTICLES: THEORY, DYNAMICS AND APPLICATIONS -- EXCITON QUASIPARTICLES: THEORY, DYNAMICS AND APPLICATIONS -- CONTENTS -- PREFACE -- Chapter 1 EXCITON POLARITON DISPERSION IN MULTINARY COMPOUNDS -- ABSTRACT -- 1. STRONG AND WEAK POLARITON EFFECTS  IN THE REGION OF EXCITON RESONANCES  IN MULTINARY COMPOUNDS -- 2. EXCITON SPECTRA IN CRYSTALS WITH STRONG POLARITON EFFECT (ωLT &gt -- &gt -- Γ) -- 2.1. Intraband and Interband Relaxation of Exciton Polaritons. Determination of Parameters of Polariton Disperssion -- 2.2. Spectral-Spatial Diffusion of Polaritons -- 2.3. Relative Contribution to the Emission of Upper and Lower Polariton Branches -- 3. BREWSTER EFFECTS IN EXCITON  REFLECTIVITY SPECTRA -- 3.1. Brewster Effect in the Model of the \"Dead\" Layer -- 3.2. Approximation of Normal Incidence at the Layer-Crystal Interface -- 3.3. Brewster Effect in the Amplitude and Phase Spectra of Exciton Reflectivity in ZnP2 Crystals -- 4. EXCITON SPECTRA IN CRYSTALS WITH WEAK POLARITON  EFFECT (ωLT ≤ Γ) -- 4.1. Free Exciton Spectra in CuGaS2 Crystals -- 4.2. Free Exciton Spectra in CuAlS2 Crystals -- 4.3. Free Exciton Spectra in CuGaSe2 Crystals -- 4.4. Free Exciton Spectra in CuAlSe2 Crystals -- 5. POLARITON MODES AT OBLIQUE INCIDENCE  OF THE LIGHT ON THE CRYSTAL SURFACE -- 5.1. The Effective Index of Refraction -- 5.2. Calculated Reflectivity Spectra of CdS -- 5.3. Spectra of Oblique Reflectance in Crystals with Weak Polariton Effect ( ωLT &lt -- ) -- 5.4. Interference of Additional Waves in the Case of Weak Exciton Polaritons -- 5.5. Interference in Luminescence Spectra of Exciton Polaritons -- 6. EXCITON-PHONON LUMINESCENCE SPECTRA "]
[{"$nulls":4},"WITH EXCITON-POLARITON ANNIHILATION -- 6.1. Energy Exchange between the Upper and Lower Modes of Polariton Branches -- 7. BOUND EXCITONS IN MULTINARY COMPOUNDS."]
[{"$nulls":4},"7.1. Resonance Impurity Emission in CuGaS2 Crystals -- 8. WAVELENGTH MODULATED EXCITON  REFLECTIVITY SPECTRA IN CUALSE2 CRYSTALS -- 8.1. Calculation of the Contour of Wavelength Modulated Reflectivity Spectra in the Case of Weak Polariton Effect -- 9. RESONANCE RAMAN SCATTERING AND OPTICAL ORIENTATION OF EXCITONS IN СUGAXAL1-XS2 CRYSTALS -- 10. RESONANCE RAMAN SCATTERING  IN CUGAXIN1-XS2 SOLID SOLUTIONS -- CONCLUDING REMARKS -- REFERENCES -- Chapter 2 EXCITON RELAXATION DYNAMICS  IN COLLOIDAL CORE AND  CORE/SHELL CDSE NANORODS -- ABSTRACT -- 1. INTRODUCTION -- 1.a. Colloidal Nanocrystals -- 1.b. Core/Shell Nanostructures -- 1.c. Exciton Relaxation Processes -- 2. EXPERIMENTAL -- 2.a. Samples: Core and Core/Shell Nanorods -- 2.b. Theoretical Model -- 2.c. Spectroscopic Methods -- 3. EXCITON RELAXATION PROCESSES: ROLE OF  SURFACE AND INTERFACE DEFECT STATES -- 3.a. Differential Transmission Spectra -- 3.b. Bleaching Dynamics -- 3.b.1. Intraband relaxation -- 3.b.2. Trapping mechanism -- 3.b.3. Auger processes -- 3.c. Stimulated Emission and Photo-Absorption Processes -- 3.c.1. Core sample -- 3.c.2. Core/shell sample -- 4. SHELL THICKNESS EFFECTS ON  DEFECT STATES DISTRIBUTION -- 4.a. Differential Transmission Spectra -- 4.b. Bleaching Dynamics -- 4.c. Stimulated Emission and Photo-Absorption Processes -- 5. ROLE OF THE SHELL THICKNESS ON EXCITON EMISSION PROCESS -- 5.a. Experimental Results -- 5.b. Discussion -- 6. EXCITON RELAXATION PROCESSES  AT RESONANT PUMP ENERGY -- 6.a Differential Transmission Spectra -- 6.b. Bleaching Dynamics -- 6.b.1. Role of defect states on Auger processes and competition with SE -- 6.b.2. Confined acoustic phonons -- 7. CONCLUSION -- ACKNOWLEDGMENTS -- REFERENCES -- Chapter 3 RADIATION-ASSISTED PREPARATION  OF POWDER MATERIALS AND THEIR EXCITON LUMINESCENCE -- ABSTRACT."]
[{"$nulls":4},"1. INTRODUCTION - EXCITON LUMINESCENCE IN NANOPOWDERS -- 2. PREPARATION OF NANOPOWDER MATERIALS  USING IONIZING AND UV RADIATION -- 3. PREPARATION OF ZNO BASED MATERIALS  USING RADIATION METHODS -- 3.1. Preparation Methods Using Visible Light, Ultraviolet and Ionizing Radiation -- 3.2. Preparation and Excitonic Luminescence of Powder ZnO Prepared under UV-VIS and Ionizing Radiation -- Irradiation of solutions and characterization of solid phase -- Luminescence properties -- 4. PREPARATION OF YAG BASED MATERIALS  WITH EXCITON LUMINESCENCE -- 4.1. Preparation and Excitonic Luminescence of Powder YAG Prepared under UV-VIS and Ionizing Radiation -- 5. CONCLUSION -- ACKNOWLEDGMENT -- 6. REFERENCES -- Chapter 4 THE SEMICLASSICAL MOLECULAR EXCITON: PATH/TIME ORDERED PROPAGATORS VS. STOCHASTIC DYNAMICS -- INTRODUCTION - THE TRANSITION DENSITY  AND SECOND QUANTIZATION -- THEORY -- A. The Exciton Propagator -- B. The Gauge-Theoretic Picture -- DISCUSSION -- A. Loop Theory vs. Platt's Ring Theory, M.O. Theory -- B. The Keldysh Contour and the Argument Principle -- CONCLUSION -- APPENDIX -- ACKNOWLEDGMENTS -- REFERENCES -- Chapter 5 SOLITONS AND EXITONS IN SEISMOTECTONIC PROBLEMS -- ABSTRACT -- INTRODUCTION -- PROBLEM FORMULATION -- PROBLEM SOLUTION -- ACTION-AT-A-DISTANCE OF THE  ROTATION ELASTIC FIELD -- EARTHQUAKE MIGRATION -- CONCLUSIONS -- ACNOWLEDGMENTS -- REFERENCES -- Chapter 6 EXCITON DYNAMICS STUDY OF InAs/GaAs QUANTUM DOT HETEROSTRUCTURES -- ABSTRACT -- INTRODUCTION -- EXPERIMENTS "]
[{"$nulls":4},"-- RESULTS AND DISCUSSION -- CONCLUSION -- ACKNOWLEDGMENT -- REFERENCES -- Chapter 7 EXCITON DIFFUSION LENGTH IN  TITANYL PHTHALOCYANINE THIN  FILMS AS DETERMINED BY THE  SURFACE PHOTOVOLTAGE METHOD -- ABSTRACT -- INTRODUCTION -- PRINCIPLES OF THE SURFACE PHOTOVOLTAGE METHOD -- EXPERIMENT -- Preparation of the Layers."]
[{"$nulls":4},"The Transmittance and Reflectance Spectra Measurements Optimized for Thin Films -- Surface Photovoltage Spectra -- RESULTS -- DISCUSSION -- CONCLUSION -- APPENDIX -- ACKNOWLEDGMENT -- REFERENCES -- Chapter 8 ACCURACY OF THE COHERENT POTENTIAL APPROXIMATION FOR FRENKEL EXCITONS IN ONE-DIMENSIONAL ARRAYS WITH GAUSSIAN DIAGONAL DISORDER AND NEAREST-NEIGHBOR TRANSFER -- ABSTRACT -- INTRODUCTION -- MACROSCOPIC DISORDER AND THE COHERENT POTENTIAL APPROXIMATION -- CONCLUSION -- REFERENCES -- Chapter9EXCITONFANORESONANCEINSEMICONDUCTORHETEROSTRUCTURESANDITSRELATEDPHENOMENA -- Abstract -- 1.Introduction -- 2.TheoreticalFramework -- 2.1.AdiabaticExpansion -- 2.2.R-MatrixPropagation -- 2.3.TimeDelay -- 3.ExcitonicFRinSemiconductorHeterostructures -- 3.1.LinearExcitonicFR -- 3.1.1.QWs -- 3.1.2.WSLs -- 3.2.Non-LinearExcitonicFR -- 3.2.1.Introduction -- 3.2.2.Theory -- 3.2.3.AnalyticModelwithoutCoulombExchange -- 3.2.4.SBEResultswithCoulombExchange -- 3.3.DynamicExcitonicFR -- 3.3.1.Introduction -- 3.3.2.Formulation -- 3.3.3.DynamicEX-FRSpectra -- 4.RelatedPhenomenaofDynamicFR -- 4.1.DynamicFRinDynamicWannier-StarkLadder -- 4.1.1.Introduction -- 4.1.2.R-MatrixFloquetTheory -- 4.1.3.PonderomotiveInteractions -- 4.1.4.ExcessDOS -- 4.2.DynamicFRinCoherentPhononGeneration -- 5.Conclusion -- Acknowledgments -- References -- Chapter10MAGNETOEXCITONBINDINGENERGYINPOLARCRYSTALS,QUANTUMWELLSANDGRAPHENEBILAYERS -- Abstract -- 1.Introduction -- 2.MagnetoexcitonsinPolarSemiconductors -- 2.1.BulkMagnetoexcitons -- 2.2.Quantum-wellMagnetoexcitons -- 3.MagnetoexcitonDispersioninGrapheneBilayersEmbeddedinaDielectric -- 3.1.RelativisticBethe-SalpeterEquation -- 4.Conclusion -- References -- Chapter11WANNIER-MOTT-FRENKELHYBRIDEXCITONINSEMICONDUCTOR-ORGANICSYSTEMSCONTAININGQUANTUMDOTS -- Abstract -- 1.Introduction -- 2.SemiconductorQuantumDotArrayinanOrganicMedium."]
[{"$nulls":4},"2.1.TotalHamiltonianoftheSystem -- 2.2.TheHybridExcitonState -- 2.3.NonlinearOpticalResponse -- 3.HybridExcitonStateinaQuantumDot-DendriteSystem -- 3.1.AQuantumDot-DendriteModel -- 3.2.EffectiveInteractionCoefficientsBetweenDendrimerGenerations -- 3.3.DiagramTechniquesforGreenFunctioninOrbitalRepresentation -- 3.4.TheQuantumDot-DendronLigand -- 4.HybridExcitonunderElectricandMagneticFields -- 5.Conclusion -- References -- Short Communication EXCITONS IN CDO PARABOLIC QUANTUM DOTS -- ABSTRACT -- 1. INTRODUCTION -- 2. THEORY -- 3. CONCLUSION -- REFERENCES -- INDEX."]
[null,null,null,"Sommario/riassunto","Exciton can be regarded as an elementary excitation of condensed matter which can transport energy without transporting net electric charge. This book presents research in the study of exciton quasiparticles, including exciton polariton dispersion in multinary compounds; exciton relaxation dynamics in colloidal core and core/shell CdSe nanorods; solitons and excitons in seismotectonic problems; exciton diffusion length measured by surface photovoltage method; and excitons in CdO parabolic quantum dots."]