Results 31 to 40 of about 664,659 (196)

Lithospheric structure of the Aegean obtained from P and S receiver functions [PDF]

open access: yes, 2006
Combined P and S receiver functions from seismograms of teleseismic events recorded at 65 temporary and permanent stations in the Aegean region are used to map the geometry of the subducted African and the overriding Aegean plates.
Hatzfeld, D.   +28 more
core   +1 more source

Numerical simulation of mid-lower crustal flow model in Sichuan-Yunnan constrained by GNSS observations

open access: yesGeodesy and Geodynamics
The Sichuan-Yunnan region, located at the southeastern margin of the Qinghai-Xizang Plateau, serves as a key channel for the southeastward extrusion of plateau material.
Yufei Wang, Caijun Xu, Kefeng He
doaj   +1 more source

Distinguishing shallow from mid-crustal magmatic processes at Soufrière Hills Volcano using Finite Element Modelling and co-analysis of EDM and GPS data

open access: yesVolcanica, 2023
We modelled ground deformation at Soufrière Hills Volcano (SHV), using data collected by the Montserrat Volcano Observatory from 2010–2019. We investigate the combined use of Electronic Distance Measuring (EDM) and Global Positioning System (GPS) to ...
Alexander Johnson   +4 more
doaj   +1 more source

Fault geometry invariance and dislocation potential in antiplane crustal deformation: physics-informed simultaneous solutions

open access: yesProgress in Earth and Planetary Science
Earthquake-induced crustal deformation provides valuable insights into the mechanisms of tectonic processes. Dislocation models offer a fundamental framework for comprehending such deformation, and two-dimensional antiplane dislocations are used to ...
Tomohisa Okazaki   +2 more
doaj   +1 more source

Development and application of automated processing tool for time series deformation analysis using open-source GMTSAR and iGPS software

open access: yes地球与行星物理论评, 2023
Surface crustal deformation is often used to explore physical processes within the interior of the Earth. The observable surface changes can reflect variable subsurface physical processes that are usually inaccessible to modern instruments.
Yi Luo   +3 more
doaj   +1 more source

Anelastic deformation in Iceland studied using GPS: with special reference to post-tectonic motion following the 1975-1985 krafla rifting episode, and isostatic rebound [PDF]

open access: yes, 1995
The Krafla volcanic system is a spreading segment in north Iceland. A decade-long crustal spreading episode began there in 1975. Up to 8 m of rift-normal surface widening occurred along an 80-90 km-long section of the plate boundary.
Hofton, Michelle Anne
core  

Depth-dependent deformation structure reconciles geodetic and geologic observations in central Japan

open access: yesEarth, Planets and Space
Reconciliation of geodetic observations of short-term deformation and geologic records of long-term deformation is required to better understand the processes of crustal deformation associated with the generation of tectonic landforms and earthquakes ...
Akemi Noda   +2 more
doaj   +1 more source

Crustal fault reactivation facilitating lithospheric folding/buckling in the central Indian Ocean

open access: yes, 1996
High-quality, normal-incidence seismic reflection data confirm that tectonic deformation in the central Indian Ocean occurs at two spatial scales: whole lithosphere folding with wavelengths varying between 100 and 300 km, and compressional reactivation ...
Beekman, F.   +3 more
core   +1 more source

Neotectonic deformation features in plio-pleistocene coastal aeolianites: palaeoseismology and earthquake hazard implications for the Southern Cape, South Africa [PDF]

open access: yes, 2013
Deformation features within Plio-Pleistocene Bredasdorp Group coastal aeolianites within the Southern Cape, South Africa, have been studied to resolve the neotectonic history of the region, estimate the recent to current upper-crustal stress field, and ...
Hodge, Matthew Sotheron
core   +1 more source

Analysis of GAMIT/GLOBK in high-precision GNSS data processing for crustal deformation

open access: yesEarthquake Research Advances, 2021
The advances in satellite navigation and positioning technology and the worldwide establishment of continuous-tracking stations have greatly promoted the development and application of the high-precision Global Navigation Satellite System (GNSS).
Yu Li
doaj   +1 more source

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