Obesrvation of near-podal P'P' precursors: Evidence for back scattering from the 150-220 km zone in the Earth's upper mantle
Date
2006
Authors
Tkalčić, Hrvoje
Flanagan, Megan P.
Cormier, Vernon F.
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Publisher
American Geophysical Union
Abstract
P′P′ (PKPPKP) are P waves that travel from a hypocenter through the Earth's core, reflect from the free surface and travel back through the core to a recording station on the surface. Here we report the observations of hitherto unobserved near-podal P
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Keywords
Keywords: Attenuation quality factor; Back-scattered energy; Earth's upper mantle; Lithosphere; Near-podal precursors; P waves; Attenuation; Backscattering; Earth (planet); Rayleigh scattering; Seismic waves; Geophysics; earthquake epicenter; earthquake hypocenter;
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Source
Geophysical Research Letters
Type
Journal article
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Restricted until
2037-12-31
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