Results 31 to 40 of about 543,240 (305)

Experimental study on pure-shear cyclic deformation of dielectric elastomer at different temperatures

open access: yesPolymer Testing, 2023
A series of pure-shear cyclic tests were performed on VHB™4910 dielectric elastomer at various temperatures, and the investigations were focused on the influence of temperature variations on the cyclic deformation of the elastomer and the influences of ...
Pengyu Ma   +4 more
doaj   +1 more source

The Buckling of Single-Layer MoS2 Under Uniaxial Compression

open access: yes, 2014
Molecular dynamics simulations are performed to investigate the buckling of single-layer MoS2 under uniaxial compression. The strain rate is found to play an important role on the critical buckling strain, where higher strain rate leads to larger ...
Jiang, Jin-Wu
core   +1 more source

Shear yielding of amorphous glassy solids: Effect of temperature and strain rate [PDF]

open access: yes, 2003
We study shear yielding and steady state flow of glassy materials with molecular dynamics simulations of two standard models: amorphous polymers and bidisperse Lennard-Jones glasses.
A. Lemaître   +32 more
core   +1 more source

Strain rate dependency of fractures of immature bone

open access: yesJournal of the Mechanical Behavior of Biomedical Materials, 2017
Radiological features alone do not allow the discrimination between accidental paediatric long bone fractures or those sustained by child abuse. Therefore, there is a clinical need to elucidate the mechanisms behind each fracture to provide a forensic biomechanical tool for the vulnerable child.
Cheong, VS   +3 more
openaire   +5 more sources

Strain rate sensitivity of mechanical properties of the ZK60 alloy with the high degree of corrosion damage

open access: yesFrontier Materials & Technologies, 2023
There is a strong belief that hydrogen absorbed by magnesium alloys during corrosion can cause their stress corrosion cracking. One of the characteristic markers indicating the involvement of diffusible hydrogen into the fracture mechanism of metals is ...
Evgeny D. Merson   +3 more
doaj   +1 more source

Dynamic necking of a near α titanium alloy at high strain rates: Experiments and modelling

open access: yesDefence Technology, 2021
The tensile behaviour of near α Ti3Al2.5 V alloy, conceived for applications in aerospace and automotive engineering, is characterized from quasi-static to high strain rates. The material is found to present noticeable strain rate sensitivity.
Long-hui Zhang   +2 more
doaj   +1 more source

Study of Uniaxial Tensile Properties of Hexagonal Boron Nitride Nanoribbons

open access: yes, 2017
Uniaxial tensile properties of hexagonal boron nitride nanoribbons and dependence of these properties on temperature, strain rate, and the inclusion of vacancy defects have been explored with molecular dynamics simulations using Tersoff potential.
Dhar, Rajkumar   +5 more
core   +1 more source

Strain Rate Dependence of PLC Effect in AlMg4.5 Alloys

open access: yesEngineering Proceedings
Tensile tests of AlMg4.5 alloy were carried out at six strain rates to study the Portevin–Le Chatelier (PLC) effect. The measured engineering stress–time and engineering stress–engineering strain curves were evaluated by direct peak detection and ...
Imre Czinege, Dóra Harangozó
doaj   +1 more source

A framework for analyzing hyper-viscoelastic polymers

open access: yes, 2017
Hyper-viscoelastic polymers have multiple areas of application including aerospace, biomedicine, and automotive. Their mechanical responses are therefore extremely important to understand, particularly because they exhibit strong rate and temperature ...
Siviour, Clive, Trivedi, Akash
core   +1 more source

Mechanical properties of polycarbonate under intermediate strain rates compression

open access: yesCailiao gongcheng, 2021
A high-speed hydraulic servo testing machine was used to carry out intermediate strain rate compression test of polycarbonate, and comparative experiments of low and high strain rate compression were carried out to verify the validity of the intermediate
WANG Bo-lun   +7 more
doaj   +1 more source

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