Results 51 to 60 of about 6,189 (221)

Crustal structure of the Borderland-Continent Transition Zone of southern California adjacent to Los Angeles [PDF]

open access: yes, 2003
We use data from the onshore-offshore component of Los Angeles Region Seismic Experiment (LARSE) to model the broad-scale features of the midcrust to upper mantle beneath a north-south transect that spans the continental borderland in the Los Angeles ...
Clayton, Robert W., Nazareth, Julie J.
core   +1 more source

Joint inversion of gravity and seismic data along a profile across the seismogenic fault of 2010 Yushu Ms7.1 earthquake

open access: yesGeodesy and Geodynamics, 2011
Yushu Ms7.1 earthquake occurred on the Ganzi-Yushu fault zone, across which we carried out a joint relative-gravity and seismic-reflection survey, and then performed a gravity inversion constrained by the seismic-reflection result.
Yang Guangliang   +4 more
doaj   +1 more source

Gravity‐Derived Antarctic Crustal Thickness Based on the Gauss‐FFT Method

open access: yesGeochemistry, Geophysics, Geosystems, 2022
The information on crustal thickness in Antarctica can provide significant constraints on its crustal deformation and tectonic evolution. To generate reliable images of crustal features, we investigate the model of Moho depth and crustal thickness ...
Fei Ji, Leyuan Wu, Qiao Zhang
doaj   +1 more source

Deep Crustal Structure Beneath the Pamir–Tibetan Plateau: Insights From the Moho Depth and Vp/Vs Ratio Variation

open access: yesFrontiers in Earth Science, 2022
The Cenozoic convergence between India and Asia has created Earth’s thickest crust in the Pamir–Tibetan plateau, leading to broadly distributed deformation and extensive crustal shortening; however, the crustal deformation of the high plateau is still ...
Davlatkhudzha Murodov   +7 more
doaj   +1 more source

Effects of Topography on Seismic-Wave Propagation: An Example from Northern Taiwan [PDF]

open access: yes, 2009
Topography influences ground motion and, in general, increases the amplitude of shaking at mountain tops and ridges, whereas valleys have reduced ground motions, as is observed from data recorded during and after real earthquakes and from numerical ...
Huang, Bor-Shouh   +3 more
core   +3 more sources

Multiscale Analysis of Bouguer Gravity Anomalies: Unveiling the Deep Structure of Eastern Himalayan Syntaxis Faults

open access: yesNew Zealand Journal of Geology and Geophysics, Volume 69, Issue 1, March 2026.
The Eastern Himalayan Syntaxis (EHS), which is located at the southeastern edge of the Qinghai–Xizang Plateau, is a key region for understanding mountain‐building and subduction processes. Bouguer gravity anomalies derived from the Earth Gravitational Model 2008 free‐air anomaly data following topographic corrections, were analyzed.
Rui Zhang   +5 more
wiley   +1 more source

Rapid surface uplift and crustal flow in the Central Andes (southern Peru) controlled by lithospheric drip dynamics

open access: yesScientific Reports, 2022
The high flux magmatism, crustal shortening/extension and plateau formation in Cordilleran orogenic systems have been explained by removal of lithosphere (lower crust and the sub-arc mantle lithosphere) that develops beneath the magmatic arc and ...
Oğuz H. Göğüş   +4 more
doaj   +1 more source

On the Construction of Moho Reflected Shear Wave Phases From Ambient Noise

open access: yesGeophysical Research Letters, Volume 53, Issue 3, 16 February 2026.
Abstract Shear waves reflected from the Moho (SmS) are frequently identified in ambient noise cross‐correlation functions. Despite their consistent appearance across various arrays and studies, the physical origin and generation mechanisms of these SmS phases remain poorly understood.
Jinyun Xie   +4 more
wiley   +1 more source

DEEP STRUCTURE OF ORE DISTRICTS OF THE FENNOSCANDIAN AND UKRAINIAN SHIELDS

open access: yesTransactions of the Karelian Research Centre of the Russian Academy of Sciences, 2017
New interpretation of geological and seismic data has revealed a correlation of surface structures of large endogenous ore districts of the Fennoscandian and Ukrainian shields with Moho topography and local crustal inhomogeneities. As a result, models of
Николай Владимирович Шаров   +5 more
doaj   +1 more source

Tectonic evolution of a continental collision zone: A thermomechanical numerical model [PDF]

open access: yes, 2004
We model evolution of a continent-continent collision and draw some parallels with the tectonic evolution of the Himalaya. We use a large-scale visco-plasto-elastic thermomechanical model that has a free upper surface, accounts for erosion and deposition
Avouac, J.-P., Burov, E., Toussaint, G.
core  

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