Results 71 to 80 of about 28,427 (200)

Are Aftershocks of Large Californian Earthquakes Diffusing? [PDF]

open access: yes, 2003
We analyze 21 aftershock sequences of California to test for evidence of space-time diffusion. Aftershock diffusion may result from stress diffusion and is also predicted by any mechanism of stress weakening.
Agnès Helmstetter   +51 more
core   +7 more sources

A sensitivity analysis of induced seismicity potential for geothermal direct heat production in faulted sedimentary aquifers: a case study in the Netherlands

open access: yesGeothermal Energy
Over the past decades there has been a significant increase in the direct utilization of geothermal power as a renewable energy resource. Low-enthalpy geothermal systems for direct heat production are commonly developed in sedimentary aquifers with high ...
Arjan Marelis   +2 more
doaj   +1 more source

Stress buildup in the Himalaya [PDF]

open access: yes, 2004
The seismic cycle on a major fault involves long periods of elastic strain and stress accumulation, driven by aseismic ductile deformation at depth, ultimately released by sudden fault slip events. Coseismic slip distributions are generally heterogeneous
Avouac, J. P.   +3 more
core   +1 more source

Induced seismicity hazard and risk by enhanced geothermal systems: an expert elicitation approach

open access: yesEnvironmental Research Letters, 2018
Induced seismicity is a concern for multiple geoenergy applications, including low-carbon enhanced geothermal systems (EGS). We present the results of an international expert elicitation ( n  = 14) on EGS induced seismicity hazard and risk.
Evelina Trutnevyte, Inês L Azevedo
doaj   +1 more source

Injection Induced Seismicity in Complex Fault Zone Architecture

open access: yesGeophysical Research Letters
Modeling of injection‐induced seismicity plays a significant role in understanding the seismic risks associated with different anthropogenic activities including sub‐surface energy harvesting and CO2 sequestration.
Md Shumon Mia   +2 more
doaj   +1 more source

Modeling afterslip and aftershocks following the 1992 Landers earthquake [PDF]

open access: yes, 2007
One way to probe the rheology of the lithosphere and fault zones is to analyze the temporal evolution of deformation following a large earthquake. In such a case, the lithosphere responds to a known stress change that can be assessed from earthquake slip
Amelung   +70 more
core   +3 more sources

Whole-mine subsidence over tabular deposits and related seismicity

open access: yesInternational Journal of Mining Science and Technology, 2017
The challenge of estimating mine-wide subsidence and linkages to seismicity over tabular deposits is addressed by a special finite element technique (dual node–dual mesh). Subsidence and mine-induced seismicity begins near the face when caving occurs and
William G. Pariseau   +1 more
doaj   +1 more source

Nonstationary ETAS models for nonstandard earthquakes

open access: yes, 2014
The conditional intensity function of a point process is a useful tool for generating probability forecasts of earthquakes. The epidemic-type aftershock sequence (ETAS) model is defined by a conditional intensity function, and the corresponding point ...
Kumazawa, Takao, Ogata, Yosihiko
core   +1 more source

Constraints on the active tectonics of the Friuli/NW Slovenia area from CGPS measurements and three-dimensional kinematic modeling [PDF]

open access: yes, 2009
We use site velocities from continuous GPS (CGPS) observations and kinematic modeling to investigate the active tectonics of the Friuli/NW Slovenia area.
Battaglia, Maurizio   +3 more
core   +1 more source

Significance for secure CO2 storage of earthquakes induced by fluid injection

open access: yesEnvironmental Research Letters, 2014
The link between subsurface fluid injection and induced seismicity has gained recent significance with an increase in earthquakes associated with the disposal of oilfield waste fluids.
James P Verdon
doaj   +1 more source

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