Theoretical physics research developments / John P. Sullivan and Andrew L. Montey, editors.

Format:

Book

Contributor:

Sullivan, John P.

Montey, Andrew L.

Series:

Physics research and technology.

Physics research and technology

Language:

English

Subjects (All):

Physics.

Physical Description:

1 online resource (240 p.)

Edition:

1st ed.

Place of Publication:

New York : Nova Science Publishers, 2011.

Language Note:

English

Summary:

This book presents and discusses current research developments in the study of theoretical physics. Topics discussed include dark energy as the source of the time-dependent Einstein cosmological constant; non-linear refractive index theory; and quantum coherence and tuneable transient behaviour of a double- control four-level atomic vapour.

Contents:

Intro

THEORETICAL PHYSICS RESEARCH DEVELOPMENTS

CONTENTS

PREFACE

COMMENTARY ON THE PRIOR ERRORS FOR CONSERVATION OF MOMENTUM

1. Foreword and Problem Statement

2. Comprehensive Derivation of Conservation Equation for Momentum on A Fluid Element

Symbols and Notation

DARK ENERGY AS THE SOURCE OF THE TIME DEPENDENT EINSTEIN COSMOLOGICAL CONSTANT

Abstract

Introduction

1. Universal Relaxation Processes

2. Time Dependent Cosmological Constant Λ

References

NON-LINEAR REFRACTIVE INDEX THEORY: I-GENERALIZED OPTICAL EXTINCTION THEORY AND DISPERSION RELATIONS

1.Introduction

2.ModelEquations

3.GeneralizedOpticalExtinctionTheorem

4.OpticalBistabilityintheSmallDensityLimit

Summary

AppendixA

QUANTUM COHERENCE AND TUNABLE TRANSIENT BEHAVIOR OF A DOUBLE-CONTROL FOUR-LEVEL ATOMIC VAPOR

2.Double-ControlAtomicSystemandItsSteadyOpticalBehavior

3.QuantumInterferencesintheFour-LevelSystem

4.TheTunableTransientEvolutionalBehavior:ConstructiveandDestructiveInterferences

5.ApplicationstothePhotonicLogicGatesandOpticalSwitches

6.ConcludingRemarks

Acknowledgment

APPLICATION OF GEANT4 CODE IN GAMMA IRRADIATION PROCESSING

2.DosimetryQualityControlinGammaIrradiationProcessing

2.1.60CoFacilityDesign

2.2.StructureandOperationoftheGEANT4CodeSystem

3.ExperimentalBenchmarks

3.1.SpecialPointswithintheCell

3.2.TransversalDoseRateDistribution

3.3.LongitudinalDoseRateDistribution

3.4.3DDoseRateMappingofaPhantomProduct

4.ApplicationsofGEANT4

4.1.OptimizationofSomeParametersoftheTreatmentProcess

4.2.ImprovementofDoseUniformity

5.Conclusion

STUDY OF ATOMIC ENTANGLEMENT IN MULTIMODE CAVITY OPTICS

Abstract.

I. Introduction

II. Atom-Field Interaction Hamiltonian

III. Population Dynamics and Atomic Entanglement for a Single Mode Field

IV. Entanglement of Two Atoms through Multimode (1&gt

m) Dynamics

V. Conclusion

ANALYTICAL EXPRESSION FOR P-3HE TOTAL REACTION CROSS SECTION

1. Introduction

2. Mathematical Formulation

3. Results and Conclusion

Acknowledgments

RADIATIVE TRANSITIONS OF MESONS IN AN INDEPENDENT-QUARK POTENTIAL MODEL

2.BasicFormalism

3.EnergyCorrectionstotheGround-StateMesonMasses

3.1.Center-of-massCorrection

3.2.One-GluonExchangeCorrection

3.3.ThePhysicalMassoftheGround-StateMeson

4.EffectiveMomentumDistributionFunction

5.RadiativeDecayWidthsbeyondStaticApproximation

6.ResultsandDiscussion

A.HyperfineSplittingsofNon-self-conjugateMesons

B.BeyondStaticCalculationofRadiativeTransitions

LASER PROTOTYPING OF POLYMER-BASED NANOPLASMONIC COMPONENTS

Laser Nanomanufacturing of SPP Optical Elements

Fabrication of Optical Waveguiding Dielectric Components

Leakage Radiation Imaging

Nanoplasmonic Components

AN APPROXIMATION METHOD FOR DETERMINATION OF THE COUPLING CONSTANT AND CHARGED PION FORM FACTOR AT 22Q=0.6-1.6GeVAND 22Q=2.45 GeV

2. The Model

3. Calculations and Results

HUBBARD MODEL AND FERROELECTRIC PHASE TRANSITION IN GRAPHENE

Basic Equations

3. Calculation Results

Conclusion

STUDY OF PRESSURE DEPENDENCE SUPERCONDUCTING STATE PARAMETERS OF BINARY METALLIC GLASSES BY PSEUDOPOTENTIAL THEORY

2. Computational Technique

3. Results and Discussion.

4. Conclusion

CONTROL OVER GROUP VELOCITY IN A THREE LEVEL CLOSED LADDER SYSTEM WITH SPONTANEOUSLY GENERATED COHERENCE

2.Theory

2.1.TheSystemandDensityMatrixEquations

2.2.TheAnalyticalSolutions

3.ResultsandDiscussions

3.1.EffectofRelativePhaseonSusceptibilityandGroupIndexofProbeField

3.2.EffectofIncoherentPumponSusceptibilityandGroupIndexofProbeField

3.3.RealizationofSGCinLadderSystem

4.Conclusion

MODELLING OF MICROCRACKED BODIES USING THE CONCEPT OF CRACK OPENING MODE

1.AimandFrameworkoftheStudy

2.Micro-MacroTransitionfortheUnilateralEffectofDamageandtheDisplacementJumps

3.EquivalentMaterialSymmetryGroup,InducedAnisotropyandConsequences

4.DefinitionoftheCrackOpeningModeofaMicrocrackedBodyintheFrameworkofDamageMechanics

4.1.ExtensionoftheCrackOpeningModeofFractureMechanics

4.2.ExpressionoftheModeandRadiusVariablesUsingMacroscopicDis-placementJumps

4.3.ExpressionoftheModeandRadiusVariablesUsingMacroscopicStrainorStress

4.4.IllustrationoftheCrackOpeningModeforDamageMechanicsandRemarks

5.Extension:TakingintoAccounttheIrreversibleStrainPhenomenon

6.Application:AGeneralHyperelasticBehaviorLawforaMicrocrackedBody

6.1.FrameworkoftheModel

6.2.VectorialDescriptionoftheDamagePhenomenon

6.3.StateFunction

6.4.StateLawsandJustificationoftheHyperelasticCharacteroftheBehaviorLaw

6.5.DamageEvolutionLaw

6.6.ContinuityandConvexityConditions

6.7.RemarksontheInducedAnisotropyandtheDeactivationofDamage

6.8.IdentificationoftheModel

6.9.Application

6.9.1.DescriptionoftheMaterialandDamagePhenomenon

6.9.2.IdentificationoftheBehaviorLaw

6.9.3.IdentificationoftheDamageEvolutionLaw

6.9.4.CharacteristicFunctioningoftheModel

6.9.5.ComparisonbetweenExperienceandSimulation

7.Conclusion.

8.Appendix:BuildingoftheObjectiveStateFunction[35][36]

INDEX.

Notes:

Description based upon print version of record.

Includes bibliographical references and index.

Description based on print version record.

ISBN:

1-62257-116-9

OCLC:

836870525