Results 11 to 20 of about 33,484 (312)

Effects of Real-Time High Temperature and Loading Rate on Deformation and Strength Behavior of Granite

open access: yesGeofluids, 2022
Knowledge of deformation and strength behavior of rocks under high in situ temperature is highly important for the control of geological disasters in exploration of hot dry rock and mining in deep formation. In this study, uniaxial compression tests were
YiFeng Zhang   +3 more
doaj   +1 more source

Sub-wavelength metallic waveguides loaded by uniaxial resonant scatterers [PDF]

open access: yesMELECON 2006 - 2006 IEEE Mediterranean Electrotechnical Conference, 2005
The dispersion properties of rectangular metallic waveguides periodically loaded by uniaxial resonant scatterers are studied with help of an analytical theory based on the local field approach, the dipole approximation and the method of images.
Belov, Pavel A., Simovski, Constantin R.
openaire   +3 more sources

Experimental study on failure characteristics and rheological properties of pillar-like rock samples with different shapes

open access: yesScientific Reports, 2023
The stability of coal pillar is extremely important to the control of rock strata movement and surface subsidence. It is of great significance for mining design to analyze the stability and failure characteristics of coal and rock pillars left after ...
Wen-bing Guo   +9 more
doaj   +1 more source

Non-local energy based fatigue life calculation method under multiaxial variable amplitude loadings [PDF]

open access: yes, 2013
Reliable design of industrial components against high cycle multiaxial fatigue requires a model capable of predicting both stress gradient and load type effects. Indeed, taking into account gradient effects is of prior importance for the applicability of
PALIN-LUC, Thierry   +4 more
core   +1 more source

On the multiaxial fatigue assessment of complex three-dimensional stress concentrators [PDF]

open access: yes, 2014
This paper assesses and quantifies the detrimental effects of complex tri-dimensional notches subjected to uniaxial and multiaxial fatigue loading. A number of experimental results taken from the technical literature and generated by testing specimens ...
ASKES, Harm   +4 more
core   +1 more source

Experimental Study on Energy Evolution and Storage Performances of Rock Material under Uniaxial Cyclic Compression

open access: yesShock and Vibration, 2020
To investigate the energy evolution and storage performances of rock under uniaxial cyclic compression, a series of uniaxial cyclic loading and unloading compression tests were conducted on Green sandstone and Yueyang granite. Two methods for calculating
Fengqiang Gong   +3 more
doaj   +1 more source

Weakening effects of occurrence structural plane on mechanical properties of silty mudstone

open access: yesYantu gongcheng xuebao, 2020
The structural plane has a weakening effect on the physical and mechanical properties of rock mass, which directly affects the stability of rock projects.
ZHANG Shu-kun 1, 2, WANG Lai-gui 3, LU Lu 2, WANG Shu-da 1, FENG Dian-zhi 1
doaj   +1 more source

Non-destructive evaluation of cement-based materials from pressure-stimulated electrical emission - Preliminary results [PDF]

open access: yes, 2011
This is the post-print version of the final paper published in Construction and Building Materials. The published article is available from the link below.
Brown, CJ   +7 more
core   +1 more source

Strength criterion of composite solid propellants under dynamic loading

open access: yesDefence Technology, 2018
Based on the dynamic loading (1-100 s−1) experiments under different temperatures (223–298 K) and stress states, uniaxial and biaxial strength criterion of a Hydroxyl-terminated polybutadiene (HTPB) based composite solid propellant were further ...
Zhe-jun Wang   +3 more
doaj   +1 more source

Mechanical Properties and Penetration Characteristics of Mudstone Slag-Based Waterproof Composites under Cyclic Loading

open access: yesApplied Sciences, 2023
In this study, ground polymers were prepared from mudstone and slag. NaOH and water glass were used as alkaline exciters and mine waste rock aggregate was used as the aggregate for mudstone slag-based waterproof composites (MSWCs). A series of laboratory
Yuanguang Chen   +4 more
doaj   +1 more source

Home - About - Disclaimer - Privacy