نتایج جستجو برای: fault segments
تعداد نتایج: 128009 فیلتر نتایج به سال:
Previous inversions for slip rate along the San Andreas Fault System (SAFS), based on elastic half-space models, show a discrepancy between the geologic and geodetic slip rates along a few major fault segments. In this study, we use an earthquake cycle model representing an elastic plate over a viscoelastic half-space to demonstrate that there is no significant discrepancy between long-term geo...
[1] Sequences of earthquakes are commonly represented as a succession of periods of interseismic stress accumulation followed by coseismic and postseismic phases of stress release. Because the recurrence time of large earthquakes is often greater than the available span of space geodetic data, it has been challenging to monitor the evolution of interseismic loading in its entire duration. Here ...
Abstract A new analysis of high-resolution multibeam and seismic reflection data, collected during several oceanographic expeditions starting from 1999, allowed us to compile an updated morphotectonic map the North Anatolian Fault below Sea Marmara. We reconstructed kinematics geometries individual fault segments, active at time scale 10 ka, interval which includes earthquake cycles, taking as ...
1- Introduction: Geomorphic investigation is a powerful tool for studies of active tectonics in active regions. Active faults and folds commonly have topography that can assist in identifying different geomorphic or structural segments along a structure, and estimating the potentially most active segments. In tectonically active regions, drainage networks and topographic features can be used as...
This paper describes the application of the recursive parameter estimation technique used to detect the abrupt changes in the signals recorded during disturbances in the power network of South Africa. The recursive identification technique uses M parallel Kalman filters. Main focus has been to estimate the time-instants of the changes in the signal model parameters during the pre-fault conditio...
We utilize L-band interferometric synthetic aperture radar (InSAR) data in this study to retrieve a ground velocity map for the near field of the Ganos section of the north Anatolian fault (NAF) zone. The segmentation and creep distribution of this section, which last ruptured in 1912 to generate a moment magnitude (Mw)7.3 earthquake, remains incompletely understood. Because InSAR processing re...
Abstract Following observations made in a survey campaign along the Lost River Fault (Idaho, USA) 2019, we integrate both original and previously published data to obtain detailed segmentation of fault sections that failed 1983 Borah Peak earthquake (Mw 6.9). The ruptured topographic surface with an oblique-normal faulting mechanism, activating two SW-dipping segments (Thousand Springs Warm Spr...
!%" The Vogar Fissure Swarm is one of four en-echelon fracture swarms that connect the !&" Reykjanes Ridge to the South Iceland Seismic Zone and the Western Volcanic Zone. !'" Occurring in an area of flat topography, this fissure swarm is clearly visible at the surface, !(" where it can be seen to affect recent postglacial lavas. Using remote sensing methods to !)" identify and measure all the ...
Abstract Continental rifts grow by propagation, overlap and linkage of individual fault segments. These processes are influenced erosion sedimentation generate complex three‐dimensional fault‐interaction patterns. We use a 3D thermo‐mechanical model lithosphere deformation coupled with surface to investigate the coupling between tectonics, interaction rift linkage, evaluate respective character...
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