Results 41 to 50 of about 12,443 (266)

Grain Boundary Structure Ordering via Electroshock Treatment Enhances Strength‐Ductility Synergy

open access: yesAdvanced Science, EarlyView.
Electroshock treatment triggers atomic rearrangement, transforming disordered grain boundaries into ordered states without inducing recrystallization. This grain boundary ordering effectively relieves strain concentration and strengthens boundaries, enabling a simultaneous improvement in both strength and ductility.
Jiancheng Chen   +6 more
wiley   +1 more source

Smart Flexible Tactile Sensors: Recent Progress in Device Designs, Intelligent Algorithms, and Multidisciplinary Applications

open access: yesAdvanced Intelligent Discovery, EarlyView.
Flexible tactile sensors have considerable potential for broad application in healthcare monitoring, human–machine interfaces, and bioinspired robotics. This review explores recent progress in device design, performance optimization, and intelligent applications. It highlights how AI algorithms enhance environmental adaptability and perception accuracy
Siyuan Wang   +3 more
wiley   +1 more source

Triaxial Relaxation Testing of Rockfill

open access: yes工程科学与技术, 2011
: In order to analyze the feasibility of a single specimen used for step-loaded relaxation tests and study the time dependent stress relaxation properties of rockfill,two types of the drained triaxial compression tests were carried out with large-scale ...
WANG Chen, ZHAN Chuan-ni
doaj  

A Comparison between Simple Shear and Triaxial Tests for Evaluating the Variations of G and D with Matric Suction [PDF]

open access: yesE3S Web of Conferences, 2019
Shear modulus (G) and damping ratio (D) are both well known as principal soil dynamic parameters. In the present study, cyclic triaxial and simple shear tests are performed on Firuzkuh silica sand at various shear strain amplitudes using the developed ...
Fakharian Kazem   +2 more
doaj   +1 more source

An Automated Triaxial Testing System Using a Simple Triaxial Cell for Soils

open access: yesSoils and Foundations, 1989
A triaxial testing system developed for testing soils under automatically controlled stress paths and strain paths is described. This system consists of a micro-computer and a pneumatic pressurizing system, together with a mechanically simple system consisting of an ordinary axial displacement-controlled loading frame and an ordinary triaxial cell ...
PRADHAN, TEJ B.S.   +3 more
openaire   +2 more sources

A Two‐Stage Characterization Pipeline and Open‐Source Framework for Reproducible Tactile Sensing

open access: yesAdvanced Intelligent Systems, EarlyView.
The same soft tactile sensor returns different numbers when embodied in different robots. This is an Embodiment Gap that no shared framework currently captures transparently. A two‐stage characterization pipeline, paired with a FAIR open‐source digital datasheet, decouples intrinsic sensor behavior from embodiment effects and condenses cross‐laboratory
Matteo Lo Preti   +6 more
wiley   +1 more source

TRIAXIAL COMPRESSIVE STRENGTH OF ULTRA HIGH PERFORMANCE CONCRETE

open access: yesActa Polytechnica, 2013
The aim of this work is to describe the strength of Ultra High Performance Concrete (UHPC) under triaxial compression. The main goal is to find a trend in the triaxial compressive strength development under various values of confinement pressure.
Radoslav Sovják   +2 more
doaj   +1 more source

New method to compensate for membrane compliance in dynamic triaxial liquefaction tests on gravelly soils

open access: yesYantu gongcheng xuebao, 2020
The membrane compliance has a significant effect on the results of the triaxial liquefaction tests. The compensation method is one of the primary means to eliminate the impact of the membrane.
WANG Luan 1, 2, SUN Rui 1, 2, LIU Hui-da 1, 2, 3, YUAN Xiao-ming 1, 2, WANG Yun-long 1, 2
doaj   +1 more source

Permeability of granite from a shallow buried mountain pipe gallery tunnel under unloading confining pressure

open access: yesDeep Underground Science and Engineering, EarlyView.
Triaxial compression tests under unloading confining pressure conditions were conducted to systematically analyze the permeability behavior of granite retrieved from the different classification surrounding rocks. Abstract The rock mass within mountain tunnels undergoes complex changes in permeability, strength, and deformation during tunneling ...
Xiaoyan Zhang   +4 more
wiley   +1 more source

Critical expansion points: Mechanical signs of surrounding rock instability

open access: yesDeep Underground Science and Engineering, EarlyView.
This study proposes the Rock Bearing‐Expansion Model (RockBEM) with critical expansion points (CEPs) to quantify post‐peak damage stages in deep‐buried rock masses via plane strain compression test (PSCT). CEP hysteresis&interval ratios reveal bearing performance dynamics and failure severity, advancing mechanistic insights into deep underground rock ...
Jiaqi Wen   +4 more
wiley   +1 more source

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