Research progress on layered seismic anisotropy - A review
Seismic anisotropy is an effective feature to study the inner structure of the Earth. In complex tectonic area, the assumption of single-layer anisotropy is sometimes not well consistent with the observed data; thus, the assumption of multi-layered (i.e.
Shengyi Shen, Yuan Gao
doaj +1 more source
Upper- and mid-mantle interaction between the Samoan plume and the Tonga-Kermadec slabs [PDF]
Mantle plumes are thought to play a key role in transferring heat from the core\u2013mantle boundary to the lithosphere, where it can significantly influence plate tectonics. On impinging on the lithosphere at spreading ridges or in intra-plate settings,
AM Dziewoński +54 more
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The formation of Laurentia : Evidence from shear wave splitting [PDF]
The authors would like to thank A. Walker for invaluable help understanding the MSAT forward modelling code, as well as A. Boyce, L. Petrescu, and C.
Bastow, Ian +4 more
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Seismic gravity-gradient noise in interferometric gravitational-wave detectors [PDF]
When ambient seismic waves pass near and under an interferometric gravitational-wave detector, they induce density perturbations in the Earth, which in turn produce fluctuating gravitational forces on the interferometer’s test masses.
Hughes, Scott A., Thorne, Kip S.
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Ab initio study of the elastic behavior of MgSiO3 ilmenite at high pressure [PDF]
We investigate the athermal high pressure behavior of the elastic properties of MgSiO3 ilmenite up to 30 GPa using the ab initio pseudopotential method. Our results at zero pressure are in good agreement with single-crystal elasticity measurements.
Da Silva, CRS +3 more
core +1 more source
Automated shear-wave splitting analysis for single- and multi- layer anisotropic media
Shear-wave velocity anisotropy is present throughout the earth. The strength and orientation of anisotropy can be observed by shear-wave splitting (birefringence) accumulated between earthquake sources and receivers. Seismic deployments are getting ever
Thomas Samuel Hudson +2 more
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Traveltime and conversion-point computations and parameter estimation in layered, anisotropic media by tau-p transform [PDF]
Anisotropy influences many aspects of seismic wave propagation and, therefore, has implications for conventional processing schemes. It also holds information about the nature of the medium.
Kendall, M.J., Van der Baan, M.
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Lateral variations in the crustal structure of the Indo-Eurasian collision zone [PDF]
We thank Michael Ritzwoller and two anonymous reviewers for constructive comments that have helped improve the manuscript. The majority of the seismic data used in this study were downloaded from IRIS DMC.
Gilligan, Amy, Priestley, Keith
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Seismic Anisotropy—Introduction [PDF]
This special section is dedicated to seismic anisotropy, which is playing an increasingly more important role in our understanding and modelling of the subsurface. Most papers published in this section were presented at the 14th International Workshop on Seismic Anisotropy (IWSA), which was held on 12–16 April 2010 in Hillarys, Perth, Western Australia.
Bona, Andrej +3 more
openaire +2 more sources
Confronting Solid‐State Shear Bias: Magmatic Fabric Contribution to Crustal Seismic Anisotropy
Seismic anisotropy is controlled by aligned rock‐forming minerals, which most studies attribute to solid‐state shear with less consideration for magmatic fabric in plutonic rocks (rigid‐body rotation of crystals in the presence of melt).
Michael G. Frothingham +4 more
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