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Index
Cover image
Title page
Table of Contents
Copyright page
Foreword
Preface
Chapter 1: Physical Basis of Acoustics
Introduction
1.1 Review of Mechanics of Continua
1.2 Elementary Acoustics
1.3 Elementary Acoustics of Solids: Elementary Elastic Waves
1.4 Conclusion
Chapter 2: Acoustics of Enclosures
Introduction
2.1 General Statement of the Problem
2.2 Sound Field inside a Parallelepipedic Enclosure: Free Oscillations and Eigenmodes
2.3 Transient Phenomena – Reverberation Time
2.4 Acoustic Field inside a Circular Enclosure: Introduction to the Method of Separation of Variables
2.5 Enclosures Bounded by Plane Surfaces: Introduction to the Method of Images
2.6 General Case: Introduction to the Green’s Representation of Acoustic Fields
Chapter 3: Diffraction of Acoustic Waves and Boundary Integral Equations
Introduction
3.1 Radiation of Simple Sources in Free Space
3.2 Green’s Representation of the Solution of Linear Acoustics Boundary Value Problems
3.3 Representation of a Diffracted Field by a Layer Potential
3.4 Boundary Integral Equations
3.5 Two-dimensional Neumann Problem for a Circular Boundary
Chapter 4: Outdoor Sound Propagation
Introduction
4.1 Ground effect in a homogeneous atmosphere
4.2 Diffraction by an Obstacle in Homogeneous Atmosphere
4.3 Sound Propagation in an Inhomogeneous Medium
Chapter 5: Analytic Expansions and Approximation Methods
Introduction
5.1 Asymptotic Expansions Obtained from Integral Expressions
5.2 Kirchhoff Approximation
5.3 Neumann series
5.4 W.K.B. Method. Born and Rytov Approximations
5.5 Image method, ray method, geometrical theory of diffraction
5.6 Parabolic approximation
5.7 Wiener–Hopf method
Chapter 6: Boundary Integral Equation Methods – Numerical Techniques
Introduction
6.1 Techniques of Solution of Integral Equations
6.2 Eigenvalue Problems
6.3 Singularities
Chapter 7: Introduction to Guided Waves
Introduction
7.1 Definitions and General Remarks
7.2 The Problem of the Waveguide
7.3 Radiation of Sources in Ducts with ‘Sharp’ Interfaces
7.4 Shallow Water Guide
7.5 Duct with Absorbing Walls
7.6 Ducts with Varying Cross Section
7.7 Conclusion
Chapter 8: Transmission and Radiation of Sound by Thin Plates
Introduction
8.1 A Simple One-dimensional Example
8.2 Equation Governing the Normal Displacement of a Thin Elastic Plate
8.3 Infinite Fluid-loaded Thin Plate
8.4 Finite-dimension Baffled Plate: Expansions of the Solution into a Series of Eigenmodes and Resonance Modes
8.5 Finite-dimension Baffled Plate: Boundary Integrals Representation of the Solution and Boundary Integral Equations
8.6 Conclusion
Chapter 9: Problems
Common Data for Problems 1 to 5
1 Eigenmodes for the Dirichlet Problem
2 Forced Regime for the Dirichlet Problem
3 Green’s Function for the Helmholtz Equation Inside a Parallelepipedic Enclosure
4 Green’s Formula
5 Green’s Representations of the Solutions of the Neumann, Dirichlet and Robin Problems
6 Green’s Kernel of the Helmholtz Equation in R2
7 Singular Solutions of the Helmholtz Equation in R2
8 Singular Solutions of the Helmholtz Equation in R3
9 Expression of the Normal Derivative of a Double Layer Potential in R3
10 Green’s Representation of the Exterior Dirichlet and Neumann Problems
11 Interior Problem and Hybrid Potential Representation
12 Propagation in a Stratified Medium. Spatial Fourier Transform
13 Asymptotic Expansions
14 Parabolic Approximation
15 Method of Images
16 Integral Equation and Fourier Transform
17 Born Method
18 Diffraction by a Thin Screen
19 Integral Equation
20 Method of Wiener–Hopf
21 Neumann Condition
22 Integral Equations in an Enclosure
23 Propagation in a Waveguide
24 Propagation in a Layer
25 Fourier Transform and Separation Method
26 Integral Equations
27 Geometrical Theory of Diffraction
28 Elastically Supported Piston in a Waveguide
29 Roots of the Dispersion Equation
30 Infinite Fluid-loaded Plate with Two Different Fluids (a)
31 Infinite Fluid-loaded Plate with Two Different Fluids (b)
32 Fluid-loaded Baffled Plate: Eigenmodes
33 Fluid-loaded Baffled Plate: Light Fluid Approximation
Mathematical Appendix: Notations and Definitions
Introduction
A.1 Notations Used in this Book
A.2 Classical Definitions
A.3 Function Spaces
A.3.1 Space D and Space D'
A.3.2 Space S
A.3.3 Hilbert spaces
A.3.4 Sobolev spaces
A.4 Distributions or Generalized Functions
A.4.1 Distributions
A.4.2 Derivation of a distribution
A.4.3 Tensor product of distributions
A.5 Green’s Kernels and Integral Equations
Index
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