Results 21 to 30 of about 5,588,675 (211)
Strong to great earthquakes considerably weaken the structural strength of the subsurface strata and civil constructions. The occurrence of Mw ≥ 5 aftershocks further contributes to the loss of human lives and damage to property.
Harsh K. Gupta, Rajesh Rekapalli
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Interpretation of the Omori law [PDF]
5 pages.
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Omori law for sliding of blocks on inclined rough surfaces [PDF]
Long sequences of slidings of solid blocks on an inclined rough surface submitted to small controlled perturbations are examined and scaling relations are found for the time distribution of slidings between pairs of large events as well as after and before the largest events. These scaling laws are similar to the Omori law in seismology but the scaling
Parteli, E. J. R. +3 more
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The characterization and understanding of rock deformation processes due to fluid flow is a challenging problem with numerous applications. The signature of this problem can be found in Earth Science and Physics, notably with applications in natural ...
Semih eTurkaya +7 more
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In this study, we investigate how a stress variation generated by a fault that experiences transient postseismic slip (TPS) affects the rate of aftershocks.
Mengyu Xie, Baoping Shi, Lingyuan Meng
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Strain rate and temperature dependence of Omori law scaling constants of AE data: Implications for earthquake foreshock-aftershock sequences [PDF]
Little is known about the temperature and strain rate dependence of acoustic emission AE activity (AE). Hence, we carried out a preliminary series of flow-through triaxial compression tests on porous sandstones at different temperatures and strain rates.
Ira O. Ojala +3 more
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“Aftershock Faults” and What They Could Mean for Seismic Hazard Assessment [PDF]
We study stress‐loading mechanisms for the California faults used in rupture forecasts. Stress accumulation drives earthquakes, and that accumulation mechanism governs recurrence.
Tom Parsons +2 more
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Phenomenology of aftershocks: Once more on the Omori Law
Omori Law describes the evolution of the aftershocks of a strong earthquake. Established at the end of the century before last, it is characterized by the beauty of its form, quite definite clarity, as a result of which it still attracts considerable attention of the geophysical community. In recent years, we have accumulated considerable experience in
Guglielmi, A. V. +3 more
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Power-law relaxation in a complex system: Omori law after a financial market crash [PDF]
We study the relaxation dynamics of a financial market just after the occurrence of a crash by investigating the number of times the absolute value of an index return is exceeding a given threshold value. We show that the empirical observation of a power law evolution of the number of events exceeding the selected threshold (a behavior known as the ...
Fabrizio Lillo, Rosario N. Mantegna
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Self-organization of spatio-temporal earthquake clusters [PDF]
Cellular automaton versions of the Burridge-Knopoff model have been shown to reproduce the power law distribution of event sizes; that is, the Gutenberg-Richter law.
S. Hainzl, G. Zöller, J. Kurths
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