Results 21 to 30 of about 66,747 (201)

An Experimental Study on the Basic Mechanical Properties and Compression Size Effect of Rubber Concrete with Different Substitution Rates

open access: yesAdvances in Civil Engineering, 2020
An experimental study was carried out on the uniaxial compression, uniaxial splitting, pure shear, and compression size effect of rubber concrete with 5 different substitution rates by applying hydraulic servo and direct shear apparatus.
Yanli Hu   +3 more
doaj   +1 more source

Effects of elevated temperature on physical and mechanical properties of carbonate rocks in South-Southern Nigeria [PDF]

open access: yes, 2018
Purpose. Limestone and marble are carbonate rocks with several structural and engineering applications. The physical and mechanical properties of the rocks are fundamental as they determine their suitability for various use.
Idris, M.A.
core   +1 more source

Stress concentrations around voids in three dimensions : The roots of failure [PDF]

open access: yes, 2017
Funding This work forms part of a NERC New Investigator award for DH (NE/I001743/1), which is gratefully acknowledged. Acknowledgments The authors would like to acknowledge the reviewers, Elizabeth Ritz and Phillip Resor.
Bubeck, A.   +3 more
core   +1 more source

The impact of water content and ionic diffusion on the uniaxial compressive strength of shale

open access: yesEgyptian Journal of Petroleum, 2013
Experimental data showed that water content has a profound influence on the uniaxial compressive strength of shale. Testing has shown a great decrease in the uniaxial compressive strength as the water content increases.
Talal AL-Bazali
doaj   +1 more source

Effect of Sporosarcina Pasteurii on the strength properties of compressed earth specimens [PDF]

open access: yes, 2018
Microbial biodeposition of calcite induction for improving the performance of rammed earth is a research area that must be analysed in a representative environment.
Barbé, Jordi   +4 more
core   +7 more sources

Strength of Concrete through Ultrasonic Pulse Velocity and Uniaxial Compressive Strength

open access: yesInternational Journal of Technology, 2022
The noninvasive technique of ultrasonic pulse rate (UPV) is increasingly used in the evaluation of the quality of concrete, providing information about the integrity of structures and preventing possible disasters. Therefore, for its direct application, it is necessary to have a prior correlation between the noninvasive UPV technique and the invasive ...
Daniel Melo Zárate   +3 more
openaire   +3 more sources

Experimental Study on Macroscopic Mechanical Characteristics and Microscopic Pore Structure Evolution of Soil–Rock Mixture under Repeated Freeze–Thaw Cycles

open access: yesApplied Sciences, 2023
The response characteristics of the mesostructure and macro-characteristics of the soil–rock mixture under repeated freeze–thaw action have an important influence on the safety and stability of the dump slope in low-temperature environments.
Hongwei Deng   +3 more
doaj   +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

The relationships between effective porosity, uniaxial compressive strength and sonic velocity of intact Borrowdale Volcanic Group Core samples from Sellafield [PDF]

open access: yes, 2005
The effective porosity, saturated sonic velocity and saturated uniaxial compressive strength were determined on a large number of Borrowdale Volcanic Group volcaniclastic core samples from three boreholes at Sellafield, Cumbria.
Entwisle, D.C.   +4 more
core   +1 more source

Constitutive Model of Uniaxial Compressive Behavior for Roller-Compacted Concrete Using Coal Bottom Ash Entirely as Fine Aggregate

open access: yesBuildings, 2021
Coal bottom ash (CBA) is one of the by-products that can be employed as fine aggregate to replace natural sand in concrete. Owing to the very low water demand, roller-compacted concrete (RCC) has the potential to use CBA as fine aggregate at a high ...
Yu Li, Li Li, Vivek Bindiganavile
doaj   +1 more source

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