Results 51 to 60 of about 15,635,642 (352)

Studying Shear Performance of Flax Fiber-Reinforced Clay by Triaxial Test

open access: yesAdvance in Civil Engineering, 2018
Laboratory triaxial tests were carried out to investigate the reinforcement mechanism, to study the characteristics of flax fiber-reinforced clay, and to discuss the effect on stress-strain relationship and shear strength parameters of flax fiber ...
Q. Ma   +3 more
semanticscholar   +1 more source

Theoretical solution for the relationship between strength parameters of direct shear test and triaxial test

open access: yesYantu gongcheng xuebao
This paper analyzes the variation law of the Mohr's stress circle for normally consolidated soils in direct shear tests and triaxial compression tests. By comparing and analyzing the stress paths during the shearing process of the two tests, it is found ...
CAI Jifeng 1, CAI Jian 1, HU Zhongxiong 2
doaj   +1 more source

The influence of membranes on tests of coarse-grained materials at low cell pressures

open access: yes, 2014
In triaxial tests on small specimens of sands/silts and clays, cell pressures are usually greater than 100 kPa and membranes are relatively thin (~0.3 mm).
Powrie, W.   +7 more
core   +1 more source

Strength Characteristics of Nonpenetrating Joint Rock Mass under Different Shear Conditions

open access: yesAdvances in Civil Engineering, 2020
The mechanical property of jointed rock mass is an important factor to be considered in the analysis, evaluation, and design of actual rock engineering. The existence of joints threatens the stability and safety of underground engineering projects built ...
Qingzhi Chen, Yuanming Liu, Shaoyun Pu
doaj   +1 more source

Test-retest reliability of the triaxial accelerometer system for spatiotemporal gait parameters.

open access: yes, 2016
Test-retest reliability of the triaxial accelerometer system for spatiotemporal gait parameters.
Ji Won Han (505089)   +3 more
core   +1 more source

New Technique for Impact Calibration of Wide-Range Triaxial Force Transducer Using Hopkinson Bar

open access: yesSensors, 2022
At the current stage, there is an urgent need for new techniques to dynamically calibrate advanced wide-range (up to 104 N~105 N) triaxial force transducers.
Qinghua Wang   +3 more
doaj   +1 more source

Rafting of Ni‐Based Superalloys Under Multiaxial Load as Understood by Phase‐Field Simulations and Critical Experiments

open access: yesAdvanced Engineering Materials, EarlyView.
Phase‐field simulations coupled with dislocation‐density‐based crystal plasticity modeling reproduce γ′ rafting behavior in single‐crystal Ni‐based superalloys under varied loading conditions. The model captures both macroscopic creep and microscopic morphology evolution, with results matching high‐temperature creep experiments.
Micheal Younan   +5 more
wiley   +1 more source

Geometric Nonuniformity Localizes Valence Orbitals in Gold Clusters: Case Study on [Au23(SC6H11)16]–

open access: yesAngewandte Chemie, EarlyView.
The electronic structure of [Au23(SC6H11)16]–, a monolayer‐protected gold cluster with a nonuniform Au13 core, was investigated. Anion photoelectron spectroscopy and density functional theory calculations revealed that the highest occupied molecular orbital (HOMO) and HOMO‐1 are localized on the two triangular Au3 units at the ends of the Au13 core ...
Yosuke Asami   +3 more
wiley   +2 more sources

Karl Popper and the Mechanisms of Hydrogen Embrittlement

open access: yesAdvanced Engineering Materials, EarlyView.
Representation of the beginning of loss of ductility rather than embrittlement. Small concentrations of hydrogen in a diffusible form within iron are well‐established to harm the mechanical integrity of steels. There are theories that attempt to explain the pernicious role of hydrogen.
H. K. D. H. Bhadeshia
wiley   +1 more source

Mechanical Characteristics of Coal Samples under Triaxial Unloading Pressure with Different Test Paths

open access: yesShock and Vibration, 2020
In order to understand the influence of unloading path on the mechanical properties of coal, triaxial unloading confining pressure tests with different initial confining pressure and different unloading rate were carried out.
Yang Zhang, Yongjie Yang, Depeng Ma
doaj   +1 more source

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