Results 11 to 20 of about 494,865 (358)

Apparatus for Measuring Strength in Biaxial Compression [PDF]

open access: yesReview of Scientific Instruments, 2021
Most measurements of compressive strength of ductile materials have involved Hopkinson-Kolsky bars or Taylor anvils placing samples in uniaxial compression. In these geometries strain is limited by the tendency of the sample to petal, in analogy to necking in uniaxial tension.
J. L. Belof, J. I. Katz
arxiv   +4 more sources

The compressive strength of crumpled matter [PDF]

open access: yesNature Communications, 2019
Crumpled matter hasn’t been widely used to solve real world engineering problems largely due to the lack of quantitative models. Croll et al. show that it is the bending in ridges making both elastic and plastic sheets resistant to compression and ...
Andrew B. Croll   +2 more
doaj   +4 more sources

The Compressive Strength of Meteorites [PDF]

open access: bronzeContributions of the Society for Research on Meteorites, 1942
ABSTRACTAltho the compressive strength of meteorites is important in relation to the detonation of meteorites in flight and probably in other connections in meteoritics, only one determination of it existed prior to this study. The compressive strength of 8 stones, ranging from 900 to 54,000 lb./in2., is reported.
John Davis Buddhue
openalex   +3 more sources

Formulating Compressive Strength of Dust Aggregates from Low to High Volume Filling Factors with Numerical Simulations [PDF]

open access: yes, 2023
Compressive strength is a key to understanding the internal structure of dust aggregates in protoplanetary disks and their resultant bodies, such as comets and asteroids in the Solar System. Previous work has modeled the compressive strength of highly-porous dust aggregates with volume filling factors lower than 0.1.
arxiv   +1 more source

Compressive Strength Forecasting of Air-Entrained Rubberized Concrete during the Hardening Process Utilizing Elastic Wave Method

open access: yesCrystals, 2020
Conventional compressive strength test of concrete involves the destruction of concrete samples or existing structures. Thus, the focus of this research is to ascertain a more effective method to assess the compressive strength of concrete, especially ...
Zhi Heng Lim   +5 more
doaj   +1 more source

Fitting Model to Compressive Strength of Composite Laminate After Impact

open access: yesShanghai Jiaotong Daxue xuebao, 2021
Carbon fiber-reinforced epoxy composites are widely used in the primary structure of aircraft, the compressive strength of which after impact is an important part in the evaluation of damage tolerance.
GUAN Qingyu, XIA Pinqi, ZHENG Xiaoling, WU Guanghui
doaj   +1 more source

The Strength of Snow in Compression [PDF]

open access: yesJournal of Glaciology, 1956
AbstractThe hardness observations taken in the Canadian Snow Survey are analysed and found to depend on snow density, temperature, and crystal size. This strength property of the snow is found to be highly variable and the variability is attributed to unstable bonding between individual snow grains.
openaire   +3 more sources

Compressive strength prediction model of lightweight high-strength concrete

open access: yesMagazine of Civil Engineering, 2022
A reasonable prediction of the compressive strength of lightweight high-strength concrete is an important basis for determining concrete strength. Through cluster analysis, the key factors affecting the compressive strength of lightweight high-strength ...
Zhang Lina   +4 more
doaj   +1 more source

Evaluating the Effects of Steel Fibers on Mechanical Properties of Ultra-High Performance Concrete Using Artificial Neural Networks

open access: yesApplied Sciences, 2018
Steel fibers enhance the flexural strength, the compressive strength and the ductility of untra-high performance concrete, predicting the flexural strength and the compressive strength of ultra-high performance steel fiber reinforced concrete (UHPFRC ...
Dechao Qu, Xiaoping Cai, Wei Chang
doaj   +1 more source

Influence of Curing Age and Mix Composition on Compressive Strength of Volcanic Ash Blended Cement Laterized Concrete [PDF]

open access: yes, 2012
This study investigates the influence of curing age and mix proportions on the compressive strength of volcanic ash (VA) blended cement laterized concrete. A total of 288 cubes of 100mm dimensions were cast and cured in water for 3, 7, 28, 56, 90 and 120
Babafemi, A. J   +2 more
core   +2 more sources

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