Results 21 to 30 of about 5,744 (242)

Macroscopic and mesoscopic properties of HTPB propellant under low temperature dynamic biaxial compression loading

open access: yesPolymer Testing, 2023
In order to study the macroscopic mechanical properties and meso damage mechanism of solid fuel hydroxy-terminated polybutadiene (HTPB) propellant under low temperature and dynamic biaxial compression loading, the INSTRON high strain rate hydraulic ...
Tingjing Geng   +5 more
doaj   +1 more source

Biaxial Loading of Brazilian Disc Samples

open access: yesIOP Conference Series: Earth and Environmental Science, 2023
Abstract The Brazilian test method has been widely used over the past 50 years to determine the indirect tensile strength of brittle materials, such as rocks and concrete. While the behaviour of Brazilian samples under conventional indirect tensile testing has been the subject of much research, the biaxial loading of a Brazilian sample ...
M Serati   +3 more
openaire   +1 more source

Multi-purpose fatigue sensor. Part 1. Uniaxial and multiaxial fatigue [PDF]

open access: yesFracture and Structural Integrity, 2016
The paper describes the key principles and results of preliminary experiments aimed at the development of new technique for the fatigue life prediction under conditions of biaxial cyclic tension.
M.V. Karuskevich   +6 more
doaj   +2 more sources

Mechanical properties of two-way different configurations of prestressed concrete members subjected to axial loading

open access: yesNuclear Engineering and Technology, 2015
In order to analyze the mechanical properties of two-way different configurations of prestressed concrete members subjected to axial loading, a finite element model based on the nuclear power plant containments is demonstrated.
Chaobi Zhang   +3 more
doaj   +1 more source

Development of biaxial tensile testing for porous polymer membranes

open access: yesPolymer Testing, 2022
Porous polymer membranes are typically polymeric materials that consist of many pores and complex network structures. As a result of these features, the membranes sometimes undergo anisotropic elastoplastic deformation.
Yasuhisa Kodaira   +3 more
doaj   +1 more source

Spectrally Tunable 2D Material‐Based Infrared Photodetectors for Intelligent Optoelectronics

open access: yesAdvanced Functional Materials, EarlyView.
Intelligent optoelectronics through spectral engineering of 2D material‐based infrared photodetectors. Abstract The evolution of intelligent optoelectronic systems is driven by artificial intelligence (AI). However, their practical realization hinges on the ability to dynamically capture and process optical signals across a broad infrared (IR) spectrum.
Junheon Ha   +18 more
wiley   +1 more source

Geometry‐Dependent Adhesion in Transparent Monodomain Liquid Crystal Elastomers

open access: yesAdvanced Functional Materials, EarlyView.
Liquid Crystal Elastomers (LCEs) are emerging as exciting pressure‐sensitive adhesives. We examine adhesion in chemically identical elastomer films, exploring the influence of geometry (director orientation) and phase (nematic or isotropic). We demonstrate the potential of these aligned films as transparent, tunable, broad‐temperature‐range smart ...
Aidan Street   +3 more
wiley   +1 more source

Ultrasonic fatigue testing device under biaxial bending [PDF]

open access: yesFracture and Structural Integrity, 2016
A new fatigue testing device has been developed to test specimens under biaxial loading at 20 kHz. A flat smooth specimen with a disc geometry is placed on a torus frame and cyclically loaded at the center of its upper face.
C. Brugger   +3 more
doaj   +2 more sources

Tension-Compression Asymmetry in AA2219: Effect of Temperature and Stress States [PDF]

open access: yesMATEC Web of Conferences
The tension-compression asymmetry (TCA) in AA2219 alloy exhibits distinct characteristics under varying loading conditions and temperatures. In uniaxial loading at room temperature, compressive stresses consistently exceed tensile stresses due to forming
Tiwari Priya   +4 more
doaj   +1 more source

An dissipated energy based analysis of fatigue crack propagation law [PDF]

open access: yesMATEC Web of Conferences, 2019
The experimental study of heat flux evolution at the fatigue crack tip during biaxial loading was carry out in this work. The plane samples of stainless steel AISI 304 with thick of 3 mm were weakened by notch to initiate fatigue crack at the centre of ...
Vshivkov Aleksei   +4 more
doaj   +1 more source

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