Results 11 to 20 of about 70,593 (290)

THE CURRENT STRESS OF EARTH'S CRUST IN THE TERRITORY OF UZBEKISTAN ACCORDING TO FOCAL EARTHQUAKE MECHANISMS

open access: yesГеодинамика и тектонофизика, 2021
The current stress of Earth's crust in the territory of Uzbekistan has been studied using a focal earthquake mechanisms catalogue that includes the data provided by many authors.
T. L. Ibragimova   +3 more
doaj   +1 more source

Safety and Stability Analysis of Demolition and Reconstruction of Existing Railway Bridge Piers and Caps

open access: yesApplied Sciences, 2023
The process of bridge reconstruction often involves the demolition and reconstruction of bridge piers and caps, while most of the construction methods used in the previous bridge reconstruction projects changed the bridge-bearing positions. In this paper,
Pengxu Pan, Wei Chen, Pei Wu
doaj   +1 more source

Numerical studies of soil base deformations from reconstructed multi-storey building to nearby buildings [PDF]

open access: yesE3S Web of Conferences, 2021
During the building reconstruction with floors addition, there is a need to evaluate the building frame and foundation soil bearing capacity, especially if there are deviations from the design parameters.
Mirsayapov Ilisar   +2 more
doaj   +1 more source

Plastic stress field reconstruction based on stress orientations data [PDF]

open access: yesRussian Journal of Earth Sciences, 2012
This paper presents an investigation of the applicability of the stress trajectories concept and the stress trajectories – slip lines alternations method to geomechanical problems. We extend our approach introduced for the stress analysis of two-dimensional plastic bodies to the problem of the stress reconstruction in plastic regions of the lithosphere.
P. Haderka, A. N. Galybin
openaire   +1 more source

CHESS-grain-solved-stress-field [PDF]

open access: yes, 2018
Grain-resolved stress fields for 316L cast, 316L PM-HIP, Inconel 625 cast and Inconel 625 PM-HIP alloys. The experiment was conducted at the CHESS F2 beamline in Jan-Feb. 2017 using far-field High Energy Diffraction Microscopy.
Donna Guillen (7007801)
core   +3 more sources

Wavefield reconstruction for velocity–stress elastodynamic full-waveform inversion [PDF]

open access: yes, 2020
Gradient computations in full-waveform inversion (FWI) require calculating zero-lag cross-correlations of two wavefields propagating in opposite temporal directions.
Aaker, Ole Edvard   +3 more
core   +3 more sources

Curved-ray tensor tomography for residual stress measurements in the axisymmetric graded rods

open access: yesSt. Petersburg Polytechnical University Journal: Physics and Mathematics, 2020
For the first time, an algorithm for reconstructing an arbitrary distribution of residual stresses by the polarization tomography method for cylindrical rod structures with a radial distribution of the refractive index has been presented.
Karov Dmitry, Puro Alfred
doaj   +1 more source

SfM Flow: A comprehensive toolset for the evaluation of 3D reconstruction pipelines

open access: yesSoftwareX, 2022
We present SfM Flow, a Blender add-on that provides a toolset for the evaluation of three-dimensional reconstructions obtained form images. 3D reconstruction is increasingly becoming popular and, to date, many techniques are available to perform it ...
Davide Marelli   +2 more
doaj   +1 more source

Reactivation of minor faults in a blind active fault area: A case study of the aftershock area of the 2000 Western Tottori Earthquake, Japan

open access: yesJournal of Asian Earth Sciences: X, 2021
The 2000 Western Tottori Earthquake (Mw 6.6, Mjma 7.3) in Japan occurred in an area where no active faults are known to exist. We examined the distribution, occurrence, paleostress field, and K–Ar ages of minor faults in the aftershock region of this ...
Hideto Uchida   +4 more
doaj   +1 more source

Research and Implementation of Three-Dimensional Spatial Information Characterization and Visualization of Fractures in Deteriorated Sandstone

open access: yesBuildings, 2023
Primary fractures significantly impacted the stability of surrounding rock in underground projects. Therefore, it is vital to find a solution for the problem of performing a non-destructive detection of rocks and extracting the internal three-dimensional
Xin Zhang   +5 more
doaj   +1 more source

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