Rayleigh wave


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Related to Rayleigh wave: primary wave, Surface wave

Rayleigh wave

n.
A type of seismic surface wave that moves with a rolling motion, causing rock particles to vibrate in directions both perpendicular and parallel to the main direction of wave propagation. Rayleigh waves are slower than Love waves.

[After John William Strutt, Third Baron Rayleigh.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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and Gabrielli, P.: 2007, Rayleigh wave dispersion curve inversion via genetic algorithms and marginal posterior probability density estimation.
When Rayleigh wave excitation is dominant, polarization analysis can be used to determine the incident azimuth.
There is quite a good consistency between the main extremum ([f.sub.1]) of the experimental curve of the HVSR, the transfer function and Rayleigh wave ellipticity for the fundamental mode.
Where [C.sub.R]: the Rayleigh wave speed in the material, [f.sub.max] : the maximum frequency, which is usually set at 1 MHz in AE, [[lambda].sub.min] : the minimum wavelength and [l.sub.e]: the average size of one element.
A particular case of Rayleigh wave has been discussed and the dispersion curves of the phase velocity and attenuation coefficients have also been presented graphically.
In both figureures, it is clear that the Rayleigh wave velocity and attenuation coefficient have a nonzero value only in a bounded region of space.
These speeds were smaller, closer, or greater than the Rayleigh wave speed of the ground.
Love [3] extended the work of Bromwich investigated the influence of gravity on superfacial waves and showed that the Rayleigh wave velocity is affected by the gravity field.