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Produktbild: Short-Wavelength Diffraction Theory
Band 4

Short-Wavelength Diffraction Theory Asymptotic Methods

Aus der Reihe Springer Series on Wave Phenomena

Fr. 72.90

inkl. gesetzl. MwSt., Versandkostenfrei

Beschreibung

Produktdetails

Einband

Taschenbuch

Erscheinungsdatum

08.12.2011

Verlag

Springer Berlin

Seitenzahl

445

Maße (L/B/H)

23.5/15.5/2.5 cm

Gewicht

692 g

Auflage

Softcover reprint of the original 1st edition 1972

Übersetzt von

Edward F. Kuester

Sprache

Englisch

ISBN

978-3-642-83461-5

Beschreibung

Produktdetails

Einband

Taschenbuch

Erscheinungsdatum

08.12.2011

Verlag

Springer Berlin

Seitenzahl

445

Maße (L/B/H)

23.5/15.5/2.5 cm

Gewicht

692 g

Auflage

Softcover reprint of the original 1st edition 1972

Übersetzt von

Edward F. Kuester

Sprache

Englisch

ISBN

978-3-642-83461-5

Herstelleradresse

Springer-Verlag KG
Sachsenplatz 4-6
1201 Wien
AT

Email: GPSR Kontakt

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  • Produktbild: Short-Wavelength Diffraction Theory
  • 1. Introduction.- 2. The Ray Method.- 2.1 The Basic Principles.- 2.2 Variational Theory of the Fermat Functional.- 2.3 The Solution of the Eikonal Equation; Ray Coordinates and the Geometrical Divergence.- 2.4 Integration of the Transport Equations.- 2.5 Maxwell’s Equations.- 2.6 Determining the Short-Wavelength Asymptotic Solution of a Diffraction Problem Using the Ray Method – An Example.- 2.7 Determination of the Function ?0 by Using the Localization Principle.- 2.8 Caustics.- 2.9 Notes on the Literature.- 3. The Field Near a Caustic.- 3.1 Preliminary Remarks.- 3.2 The Etalon Problem for Caustics.- 3.3 The Ray Field and Eikonal in the Neighborhood of a Caustic.- 3.4 Derivation of the Recurrence Relations.- 3.5 The Field in the Vicinity of a Caustic – First Approximation.- 3.6 Determination of Aj and Bj for j > 0.- 3.7 Determination of the ?j.- 3.8 Notes on the Literature.- 4. Derivation of Asymptotic Formulas for Eigenvalues and Eigenfunctions Using the Ray Method.- 4.1 Introductory Remarks.- 4.2 Multi-Sheeted Covering Spaces.- 4.3 Single-Valuedness of the Eigenfunctions and Quantization Conditions.- 4.4 Eigenvalues and Eigenfunctions of a Circle.- 4.5 Eigenvalues of an Ellipse.- 4.6 Notes on the Literature.- 5. The Ray Method “in the Small”.- 5.1 Eigenfunctions of the Whispering Gallery Type.- 5.2 Eigenvalues of the Bouncing Ball Type.- 5.3 Eigenvalues of the Whispering Gallery Type for a Nonconstant Wave Velocity.- 5.4 Eigenvalues of the Bouncing Ball Type for a Nonconstant Wave Velocity.- 5.5 Notes on the Literature.- 6. The Parabolic Equation Method.- 6.1 Introductory Remarks.- 6.2 Derivation of the Parabolic Equation for Eigenfunctions of the Whispering Gallery Type.- 6.3 Solution of the Parabolic Equation (6.2.9); Asymptotic Expansion of Eigenfunctions of the Whispering Gallery Type.- 6.4 Derivation of the Basic Parabolic Equation for the Case Where S Is a Ray.- 6.5 Solution of the Parabolic Equation (6.4.8).- 6.6 Notes on the Literature.- 7. Asymptotic Expansions of Eigenfunctions Concentrated Close to the Boundary of a Region.- 7.1 Introductory Remarks.- 7.2 Eigenfunctions of the Circle for the Case c = const.- 7.3 Construction of Solutions of the Helmholtz Equation in a Boundary Layer.- 7.4 Eigenfunctions of the Whispering Gallery Type.- 7.5 Eigenfunctions of the Region Exterior to ?.- 7.6 Justification of the Asymptotic Formulas.- 7.7 Notes on the Literature.- 8. Eigenfunctions Concentrated in the Neighborhood of an Extremal Ray of a Region.- 8.1 The Etalon Problem.- 8.2 Construction of the Principal Terms of the Formal Series.- 8.3 Construction of the Polynomials ?m and ?m, m ? 1.- 8.4 Basic Results and Some of Their Consequences.- 8.5 Formulation of the Boundary Value Problem and Derivation of the Eigenvalue Equation.- 8.6 Formulas for Eigenvalues and Eigenfunctions in the First Approximation.- 8.7 Procedure for Constructing the Polynomials ?m(s, ?) and ?m(s, ?) for m ? 1.- 8.8 Natural Frequencies of an Open Resonator (Inhomogeneous Filling, Higher Approximations).- 8.9 Notes on the Literature.- 9. Eigenfunctions Concentrated in the Vicinity of a Closed Geodesic.- 9.1 Formulation of the Problem and Derivation of the Parabolic Equation.- 9.2 The Jacobi Equation for the Geodesic l.- 9.3 The Zero-Order Approximation.- 9.4 Construction of the Higher Approximations.- 9.5 The Eigenfunction Problem in a Three-Dimensional Region.- 9.6 Asymptotic Solution of a System of Elliptic Equations on a Riemannian Manifold, Concentrated Near a Ray.- 9.7 Notes on the Literature.- 10. Multiple-Mirror Resonators.- 10.1 The Multiple-Mirror Resonator and Formulation of the Problem.- 10.2 Conditions of Resonator Stability in the First Approximation.- 10.3 Some Properties of the Solutions of (10.2.16) on lN.- 10.4 Formulation of the Parabolic Equation for the Problem.- 10.5 Integration of the Equation LV = 0.- 10.6 Eigenfunctions and Natural Frequencies of a Multiple-Mirror Resonator in the First Approximation.- 10.7 Construction of the Higher Approximations.- 10.8 Notes on the Literature.- 11. The Field of a Point Source Located Near a Convex Curve.- 11.1 Introduction.- 11.2 The Green’s Function for the Exterior of a Circle.- 11.3 Creeping Waves Near a Curve with Positive Curvature and Their Extension to Arbitrary Distances.- 11.4 An Expression for the Green’s Function in Terms of Creeping Waves.- 11.5 The Green’s Function for the Diffraction Problem at a Cylinder with Variable Impedance.- 11.6 Notes on the Literature.- 12. Asymptotic Expansion of the Green’s Function for a Surface Source (the Internal Problem).- 12.1 Formulation of the Problem and Physical Assumptions.- 12.2 The Ray Formula for Multiply Reflected Waves.- 12.3 Refinement of the Ray Formula.- 12.4 Field of a Source Located on the Boundary of a Circle.- 12.5 Field of a Surface Source Close to the Concave Boundary of an Inhomogeneous Body.- 12.6 Notes on the Literature.- 13. The High-Frequency Asymptotics of the Field Scattered by a Smooth Body.- 13.1 The Etalon Problem.- 13.2 Construction of Approximate Caustic Sums – Equations for the Expansion Coefficients.- 13.3 Asymptotic Evaluation of the Integral I1, in the Vicinity of the Terminator C.- 13.4 Choice of the Initial Data; Fock’s Formula.- 13.5 Transformation of the Integrals I1 and I2 in the Neighborhood of the Light-Shadow Boundary.- 13.6 Calculation of the Derivatives of ?+(M, ?) and u+(M, ?) on ?+.- 13.7 The Fresnel-Fock Formula in the Neighborhood of the Light-Shadow Boundary.- 13.8 Asymptotics of the Field in the Deep Shadow.- 13.9 Notes on the Literature.- A.1. The Airy Equation and Airy Functions.- A.2. Nonorthogonal Curvilinear Coordinate Systems.- References.