Results 71 to 80 of about 664,659 (196)

Viscoelastic modelling of crustal deformation

open access: yes, 2014
Deformation in continents is not restricted to narrow bands but is spread over great distances within their interiors. A number of lines of evidence, including the distribution of earthquakes, reveal that the strength of different continental regions varies markedly. While it is relatively easy to qualitatively map out these variations, little progress
openaire   +1 more source

Data for: Differential crustal deformation across the Cona-Oiga rift, southern Tibetan Plateau

open access: yes, 2019
Online Supplement for:“Differential crustal deformation across the Cona-Oiga rift, southern Tibetan ...
Wang, Yang   +2 more
core   +2 more sources

Progress in studies on crustal uplift of the Qinghai-Xizang Plateau based on GNSS and GRACE

open access: yes地球与行星物理论评
As the "Roof of the world", the current state of crustal uplift on the Qinghai-Xizang Plateau is a significant focus in Earth sciences due to its complex geodynamic environment and profound implications for regional and global climate, hydrology, and ...
Weilong Rao   +5 more
doaj   +1 more source

ON THE OBSERVATION OF THE CRUSTAL DEFORMATION AT DONZURUBO CRUSTAL MOVEMENT OBSERVATORY(8th REPORT)

open access: yes, 1978
At the Donzurubo Crustal Movement Observatory, the continuous observations of linear strainsand ground tilts are being carried out by the extensometers and the tiltmeters since August 1968.The repetitional measurements of the crustal deformation have ...
尾上, 謙介   +2 more
core  

Including a pressure dependent relation between static and dynamic elastic moduli in a Finite Element deformation model of Grímsvötn Volcano, Iceland

open access: yesVolcanica
Surface deformation is an important tool for studying active volcanoes. Numerical deformation models can consider irregular features like crustal heterogeneity and avoid biases due to oversimplification. Dynamic elastic moduli can be derived from seismic
Sonja Heidi Maria Greiner   +1 more
doaj   +1 more source

Measurements of crustal deformation in India

open access: yesMAUSAM, 1979
Development of instruments for the purpose of measurement of crustal deformation  at suitably selected location in Indian was started in 1967 at the Training in Earthquake Engineering , university of Roorkee. Now Several permanent observatory vaults have been constructed and limited measurement done employing the instrument developed.
openaire   +2 more sources

The causes of sinuous crustal-scale deformation patterns in hot orogens: Evidence from scaled analogue experiments and the southern Central Andes

open access: yes, 2012
The cause of upper-crustal segmentation into rhomb-shaped, shear zone-bound domains associated with contractional sedimentary basins in hot, wide orogens is not well understood. Here we use scaled multilayered analogue experiments to investigate the role
Cruden, Alexander R.   +3 more
core   +1 more source

A fractal model for crustal deformation

open access: yesTectonophysics, 1986
It is hypothesized that crustal deformation occurs on a scale-invariant matrix of faults. For simplicity, a two-dimensional pattern of hexagons on which strike-slip faulting occurs is considered. The behavior of the system is controlled by a single parameter, the fractal dimension. Deformation occurs on all scales of faults.
openaire   +1 more source

From ductile to brittle deformation – the structural development and strain variations along a crustal-scale shear zone in SW Finland [PDF]

open access: yes, 2011
This study demonstrates the impact of variations in overall crustal rheology on crustalstrength in relatively high P-T conditions at mid- to lower mid-crustal levels.
Ehlers, C., Torvela, T.
core  

Three-dimensional finite element back analysis method for mechanical parameters of surge chamber under complicated geological condition

open access: yes工程科学与技术, 2012
:In the construction process of underground tunnels’ three-dimensional finite element simulation, the numerical results are effected by crustal stress and rock mass mechanical parameters.
ZHANG Lin
doaj  

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