| Description |
1 online resource (362 pages) illustrations. |
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text txt rdacontent |
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computer c rdamedia |
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online resource cr rdacarrier |
| Series |
Advances in geophysics ; 48 |
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Advances in geophysics ; 48.
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| Contents |
Cover -- Advances in Wave Propagation in Heterogeneous Earth -- Copyright page -- Preface -- Contents -- Contributors -- Chapter 1. Seismic ray method:Recent developments -- 1. Introduction -- 2. Seismic Ray Theories for Isotropic and Anisotropic Media -- 3. Ray-Theory Perturbations -- 4. Coupling Ray Theory for S Waves -- 5. Summation of Gaussian Beams and Packets -- 6. Ray Chaos, Lyapunov Exponents, Models Suitable for Ray Tracing -- 7. Other Topics Related to the Ray Method -- Acknowledgements -- References -- Chapter 2. Introduction to mode coupling methods for surface waves -- 1. Introduction -- 2. Modes and Mode Coupling -- 3. Local Modes -- 4. Reference Modes -- 5. Conclusion and Perspectives -- References -- Chapter 3. Boundary Integral Equations and Boundary Elements Methods in Elastodynamics -- 1. Introduction -- 2. The Direct BIE -- 3. The Indirect BIE -- 4. The Calculation of the Green's functions -- 5. Discretization and Inversion -- 6. Time Domain Implementation -- 7. Other Boundary Methods -- 8. Hybrid Methods -- 9. Domains of Application -- 10. Concluding Remarks -- Acknowledgements -- References -- Chapter 4. Generation and propagation of seismic SH waves in multi-layered media with irregular interfaces -- 1. Introduction -- 2. Seismic SH Wave Generation and Propagation in Multi-Layered Media with Irregular Interfaces -- 3. Love Wave in Multi-Layered Media with Irregular Interfaces -- 4. Concluding Remarks -- Acknowledgements -- Appendix A -- Appendix B -- Appendix C -- Appendix D -- References -- Chapter 5. One-way and one-return approximations (de wolf approximation) for fast elastic wave modeling in complex media -- 1. Introduction -- 2. Born, Rytov, De Wolf Approximations and Multiple Scattering Series -- 3. A Dual-Domain Thin-Slab Formulation for One-Return (MFSB) Synthetics -- 4. Fast Algorithm of the Elastic Thin-Slab Propagator and Some Practical Issues -- 5. The Screen Approximation -- 6. Reflected Wave Field Modeling Using Thin-Slab Method -- 7. Conclusions -- Acknowledgements -- References -- Chapter 6. Simulation of High-Frequency Wave Propagation in Complex Crustal Waveguides Using Generalized Screen Propagators -- 1. Introduction -- 2. A Brief Description of the Generalized Screen Propagator for Guided Waves -- 3. SH Wave Case -- 4. P-SV Case -- 5. Conclusion -- Acknowledgements -- References -- Chapter 7. Spectral-element analysis in seismology -- 1. Introduction -- 2. The Wave Equation in Regional and Global Seismology -- 3. Spectral-Element Approximation -- 4. Time Discretization -- 5. Implementation -- 6. Applications -- 7. Conclusions and Perspectives -- Acknowledgements -- Appendix A. Modified Hooke's Law -- Appendix B. DtN Operators -- References -- Chapter 8. The Finite-Difference Time-Domain Method for Modeling of Seismic Wave Propagation -- 1. Introduction -- 2. Optimally Accurate FD Operators -- 3. Complex Viscoelastic Media with Material Discontinuities -- 4. Anisotropic Media -- 5. Free Surface -- 6. Wavefield Excitation -- 7. Memory Optimizat. |
| Note |
Print version record. |
| ISBN |
0080466354 (electronic bk.) |
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9780080466354 (electronic bk.) |
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0120188503 (Cloth) |
| Standard No. |
GBVCP 825872545 |
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