A theory of inter‐granular transient dislocation creep: Implications for the geophysical studies on mantle rheology
S Karato - Journal of Geophysical Research: Solid Earth, 2021 - Wiley Online Library
Transient creep may play an important role in short‐term (small strain) time‐dependent
deformation such as the post‐glacial rebound and the post‐seismic deformation. Among …
deformation such as the post‐glacial rebound and the post‐seismic deformation. Among …
Pressure-dependent large-scale seismic anisotropy induced by non-Newtonian mantle flow
JK Magali, EE Ledoux, C Thomas… - Geophysical Journal …, 2024 - academic.oup.com
Observations of large-scale seismic anisotropy can be used as a marker for past and current
deformation in the Earth's mantle. Nonetheless, global features such as the decrease of the …
deformation in the Earth's mantle. Nonetheless, global features such as the decrease of the …
Surrounding rock stability in unsupported roof area and rapid heading technique for deep arch coal roadways under goaf
Y Bi, M Wang, C Wu, Y Huang - Minerals, 2022 - mdpi.com
In order to achieve rapid heading of deep arch coal roadways under goaf, the maximum
unsupported roof distance (URD), surrounding rock stability of unsupported roof area and …
unsupported roof distance (URD), surrounding rock stability of unsupported roof area and …
Plastic deformation of dry fine-grained olivine aggregates under high pressures
This study investigates the effect of pressure on diffusion creep of dry San Carlos and
synthetic (prepared by sol-gel method) olivine. We prepared dry (water content< 9 ppm wt) …
synthetic (prepared by sol-gel method) olivine. We prepared dry (water content< 9 ppm wt) …
Physical simulation test on surrounding rock deformation of roof rockburst in continuous tunneling roadway
Y Shi, Y Ye, N Hu, Y Jiao, X Wang - Minerals, 2021 - mdpi.com
To study the occurrence process, as well as the temporal and spatial evolution laws, of
rockburst disasters, the roof deformation of continuous heading roadways during rockburst …
rockburst disasters, the roof deformation of continuous heading roadways during rockburst …
Effects of pressure on diffusion creep in wet olivine aggregates
We report the results of an experimental study to determine the influence of pressure on
diffusion creep in wet olivine. In order to observe diffusion creep at high-pressure conditions …
diffusion creep in wet olivine. In order to observe diffusion creep at high-pressure conditions …
Deformation and strength of mantle relevant garnets: Implications for the subduction of basaltic-rich crust
Garnet is an important mineral phase in the upper mantle as it is both a key component in
bulk mantle rocks, and a primary phase at high pressure within subducted basalt. Here, we …
bulk mantle rocks, and a primary phase at high pressure within subducted basalt. Here, we …
Synchrotron radiation reveals transient weakening during mineral phase transformations
Phase transformations are widely invoked as a source of rheological weakening during
subduction, continental collision, mantle convection, and various other geodynamic …
subduction, continental collision, mantle convection, and various other geodynamic …
Deformation and plasticity of materials under extreme conditions
S Merkel - 2022 - lilloa.univ-lille.fr
Understanding mechanical properties and their microscopic origins is fundamental for
multiple fields in condensed matter research. They are controlled by defects, dislocations …
multiple fields in condensed matter research. They are controlled by defects, dislocations …
[PDF][PDF] Microphysics of viscoplasticity in Earth's interior
L Hanson - isrdrcn.org
The rheological behavior of the solid Earth fundamentally controls a wide variety of
geodynamic processes. The elastic and anelastic behavior of rocks controls the velocities …
geodynamic processes. The elastic and anelastic behavior of rocks controls the velocities …