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Study on the Effect of Nanoindentation Test Method on Micromechanical Properties of Granite Minerals

open access: yesGeofluids, 2022
The study on microscopic mechanical properties of mineral is of great significance to reveal the damage mechanism of rock and can provide important basis for nondestructive testing of building materials and assisted rock breaking technology.
Man Lei   +4 more
doaj   +1 more source

Topographic Effects on the Seismic Response of Trapezoidal Canyons Subjected to Obliquely Incident SV Waves

open access: yesShock and Vibration, 2023
The topography and the incident angle of seismic waves both have considerable effects on the seismic ground motions of canyons in a half-space. In this paper, the theory of wavefield decomposition and the artificial boundary is used to develop a method ...
Hui Shen, Yaqun Liu, Haibo Li, Bo Liu
doaj   +1 more source

Effect of Near-Fault Pulsed Ground Motions on Seismic Response and Seismic Performance to Tunnel Structures

open access: yesShock and Vibration, 2021
Seismic analysis of tunnels close to or crossing seismogenic faults is a complex problem, which is often neglected at the design stage for the lack of specific codes or guidelines and also because underground structures are considered less vulnerable ...
Xiancheng Mei, Qian Sheng, Zhen Cui
doaj   +1 more source

An adaptive prediction method for mechanical properties deterioration of sandstone under freeze–thaw cycles: a case study of Yungang Grottoes

open access: yesHeritage Science, 2021
Due to the location of the Yungang Grottoes, freeze–thaw cycles contribute significantly to the degradation of the mechanical properties of the sandstone.
Chenchen Liu   +5 more
doaj   +1 more source

Automatic identification method of bridge structure damage area based on digital image

open access: yesScientific Reports, 2023
It is of great scientific and practical value to use effective technical means to monitor and warn the structural damage of bridges in real time and for a long time.
Jinchao Wang   +3 more
doaj   +1 more source

Evaluation Method of Granite Multiscale Mechanical Properties Based on Nanoindentation Technology

open access: yesGeofluids, 2021
In order to study the mechanical properties of granite at the micro- and nanoscale, the load-displacement curve, residual indentation information, and component information of the quartz, feldspar, and mica in granite were obtained using a ...
Man Lei   +3 more
doaj   +1 more source

Combination of effective color information and machine learning for rapid prediction of soil water content

open access: yesJournal of Rock Mechanics and Geotechnical Engineering, 2023
Soil water content (SWC) is one of the critical indicators in various fields such as geotechnical engineering and agriculture. To avoid the time-consuming, destructive, and laborious drawbacks of conventional SWC measurements, the image-based SWC ...
Guanshi Liu   +4 more
doaj   +1 more source

Evaluation of many load tests of passive rock bolts in the Czech Republic [PDF]

open access: yes, 2017
Within the research project "FR-TI4/329 Research and development - creating an application system for the design and analysis of soil and rock anchors including the development of monitoring elements", an extensive stage of field load tests of rock bolts
Holý, Ondřej
core   +2 more sources

Chemo-mechanical modeling of artificially and naturally bonded soils [PDF]

open access: yes, 2019
Chemo-mechanical effects are known to be significant in a number of applications in modern geomechanics, ranging from slope stability assessment to soil improvement and CO2 sequestration.
Cecinato, Francesco   +2 more
core   +2 more sources

Yielding of rockfill in relative humidity-controlled triaxial experiments [PDF]

open access: yes, 2016
The final publication is available at Springer via http://dx.doi.org/10.1007/s11440-016-0437-9The paper reports the results of suction controlled triaxial tests performed on compacted samples of two well graded granular materials in the range of coarse ...
Alonso Pérez de Agreda, Eduardo   +2 more
core   +2 more sources

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