Results 151 to 160 of about 33,051 (324)

Data‐Driven Detection of Internal Erosion Initiation in Gap‐Graded Soils: Combining Particle‐Scale CFD‐DEM Simulation With 3D Convolutional Autoencoder

open access: yesInternational Journal for Numerical and Analytical Methods in Geomechanics, EarlyView.
ABSTRACT Internal erosion in gap‐graded soils poses significant risks to water‐retaining structures such as earth dams. However, its underlying mechanisms at the particle scale remain poorly understood. This study couples the discrete element method (DEM) with computational fluid dynamics (CFD) to simulate internal erosion in gap‐graded soil assemblies
Jie Qi   +3 more
wiley   +1 more source

Deep-Injection and Closely Monitored Induced Seismicity at Paradox Valley, Colorado [PDF]

open access: green, 2005
Jon Ake   +3 more
openalex   +1 more source

Ground Vibration Attenuation Induced by Gabion and Concrete Mats

open access: yesInternational Journal for Numerical and Analytical Methods in Geomechanics, EarlyView.
ABSTRACT This paper presents a numerical investigation of the ground vibration attenuation promoted by gabion and concrete mats. The analyses employ a coupled boundary‐finite element model, in which the mat is modeled as a flexible plate in fully bonded contact with the surface of an unbounded, linear‐elastic half‐space representing the soil.
Leonardo A. Marques   +3 more
wiley   +1 more source

Spin Transition of Iron in Deep‐Mantle Ferromagnesite

open access: yesGeophysical Monograph Series, Page 115-125., 2020

This book is Open Access. A digital copy can be downloaded for free from Wiley Online Library.

Explores the behavior of carbon in minerals, melts, and fluids under extreme conditions

Carbon trapped in diamonds and carbonate-bearing rocks in subduction zones are examples of the continuing exchange of substantial carbon ...
Jiachao Liu, Suyu Fu, Jung‐Fu Lin
wiley  

+4 more sources

To Bleed‐Off or Not to Bleed‐Off?

open access: yesGeophysical Research Letters
Bleed‐off and shut‐in of injection have been implemented in different Enhanced Geothermal Systems (EGS) in an attempt to mitigate the induced seismicity at and after the injection stop.
Auregan Boyet   +2 more
doaj   +1 more source

Characterization of a heterogeneous limestone vadose zone based on a multimethod and multiscale geophysical approach

open access: yesNear Surface Geophysics, EarlyView.
Abstract Water resources are a critical societal issue. As they are more and more limited, their distribution, usage and contamination are of vital importance. In the Beauce region, there are concerns on both the water quality and quantity because of farming and the related groundwater contamination.
Clémence Ryckebusch   +6 more
wiley   +1 more source

The maximum magnitude of natural and induced earthquakes

open access: yesGeomechanics and Geophysics for Geo-Energy and Geo-Resources
A key element in the assessment of seismic hazard is estimation of the maximum possible earthquake magnitude, Mmax. A great deal of effort has been invested in developing approaches to estimate Mmax for natural (tectonic) earthquakes, especially in ...
Julian J. Bommer, James P. Verdon
doaj   +1 more source

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