Results 41 to 50 of about 225,766 (321)

Dilatancy relation for overconsolidated clay [PDF]

open access: yes, 2017
A distinct feature of overconsolidated (OC) clays is that their dilatancy behavior is dependent on the degree of overconsolidation. Typically, a heavily OC clay shows volume expansion, whereas a lightly OC clay exhibits volume contraction when subjected ...
Gao, Zhiwei, Yin, Zhen-Yu, Zhao, Jidong
core   +1 more source

Temperature effect of rockburst in granite caverns: insights from reduced-scale model true-triaxial test

open access: yesGeomechanics and Geophysics for Geo-Energy and Geo-Resources
To investigate the influence of thermal treatment on the rockburst in granite caverns, true-triaxial compression tests were conducted on pre-heated granite cubic samples containing a circular through-hole using a true-triaxial test system, and the micro ...
Xuefeng Si   +4 more
semanticscholar   +1 more source

Effect of river indus sand on concrete tensile strength [PDF]

open access: yes, 2018
In the development of Pakistan construction industry, the utilization of River Indus sand in concrete as fine aggregate has expanded tremendously. The aim of this research is to study the effect of Indus River sand on the tensile strength of various ...
Abdul Samad, Abdul Aziz   +5 more
core   +2 more sources

Nonlinear criteria and the influence of the average principal stress on rocks destruction [PDF]

open access: yes, 2018
Purpose. Consider possible series methods of Mohr-Coulomb nonlinear criterion that takes into account stresses in the plane of fracture. Investigate the influence of the average principal stress on rocks destruction when cylinder modeling under axial and
Olovyannyy, A
core   +1 more source

A Constitutive Model for Saturated Gravelly Sand Based on Higher-Order Dilatancy Equation

open access: yesAdvances in Civil Engineering, 2020
A standard stress path triaxial test system was applied to carry out conventional triaxial shearing tests for gravelly sands under confining pressures ranging from 50 kPa to 400 kPa at the initial relative densities of 0.15, 0.35, 0.55, and 0.75 ...
Dongjie Zhang   +6 more
doaj   +1 more source

Simulation of triaxial CD test from 'Koševo layers' applying Soft Soil model in software program PLAXIS [PDF]

open access: yesTehnika, 2014
For the purposes of defining the parameters of the model behavior 'Koševo layers' geomechanical laboratory tests were performed such as classification test and deformability test in oedometar test and shear strength test in consolidated undrained ...
Mataradžija Milada A.
doaj   +1 more source

3D (Bio) Printing Combined Fiber Fabrication Methods for Tissue Engineering Applications: Possibilities and Limitations

open access: yesAdvanced Functional Materials, EarlyView.
Biofabrication aims at providing innovative technologies and tools for the fabrication of tissue‐like constructs for tissue engineering and regenerative medicine applications. By integrating multiple biofabrication technologies, such as 3D (bio) printing with fiber fabrication methods, it would be more realistic to reconstruct native tissue's ...
Waseem Kitana   +2 more
wiley   +1 more source

Experimental Investigation on the Deformation, Strength, and Acoustic Emission Characteristics of Sandstone under True Triaxial Compression

open access: yesAdvances in Materials Science and Engineering, 2018
The study of deformation, strength, and other mechanical characteristics of sandstone under true triaxial compression is significant for understanding failure mechanisms in rock and evaluating the stability of underground structures.
Zhaolin Li   +4 more
doaj   +1 more source

Engineering geology properties and creeping strength characteristics of the silty mudstone in Gongjue County in Tibet of China

open access: yesShuiwen dizhi gongcheng dizhi, 2021
The Triassic silty mudstone is encountered in the Sichuan-Tibet Railway, when it passes through Gongjue County in Tibet of Chian, and the rock is prone to cause large deformation under the condition of high geo-stress.
Changbao GUO   +6 more
doaj   +1 more source

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