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Keywords: frequency-domain analysis
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Journal Articles

Elastodynamic Inversion of Multilayered Media via Surface Waves—Part I: Methodologies

Lu Sun, Feiquan Luo, Wenjun Gu
Journal: Journal of Applied Mechanics
Article Type: Research Papers
J. Appl. Mech. July 2011, 78(4): 041004.
DOI: https://doi.org/10.1115/1.4003282
Published Online: April 13, 2011
... and identification, and petroleum exploration in geophysics. elasticity elastodynamics frequency-domain analysis least squares approximations multilayers shapes (structures) time-domain analysis Young's modulus multilayered medium elasticity surface wave inverse problem nonlinear optimization...
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Topics: Displacement, Dynamic response, Elasticity, Impulse (Physics), Inverse problems, Nondestructive evaluation, Optimization, Optimization algorithms, Pavement, Stress
Journal Articles

Reciprocity Theorems for Diffusion, Flow, and Waves

Kees Wapenaar and, Jacob Fokkema
Journal: Journal of Applied Mechanics
Article Type: Brief Notes
J. Appl. Mech. January 2004, 71(1): 145–150.
DOI: https://doi.org/10.1115/1.1636792
Published Online: March 17, 2004
... 2003 17 03 2004 diffusion flow waves differential equations vectors matrix algebra frequency-domain analysis acoustic wave propagation electromagnetic wave propagation Diffusion, flow, and wave phenomena can each be captured by the following differential equation in matrix...
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Topics: Diffusion (Physics), Flow (Dynamics), Theorems (Mathematics), Waves, Differential equations, Acoustics, Wave propagation, Electromagnetic wave propagation