Influence of silica fume and blast furnace slag on the dynamic and mechanical properties of concrete
Sign Up to like & getrecommendations! Published in 2019 at "Asian Journal of Civil Engineering"
DOI: 10.1007/s42107-019-00126-0
Abstract: The present paper focuses on the impact of additives, such as silica fume (SF) and blast furnace slag on the mechanical properties of ordinary concrete. Moreover, the modulus of elasticity, ultrasonic pulse velocity, compressive strength,… read more here.
Keywords: modulus elasticity; ultrasonic pulse; silica fume; pulse velocity ... See more keywords
Experimental analysis of cement-based materials under shear stress
Sign Up to like & getrecommendations! Published in 2018 at "Construction and Building Materials"
DOI: 10.1016/j.conbuildmat.2018.03.050
Abstract: Abstract Mortar and plain concrete behavior under direct shear was investigated. Correlations between compressive and shear strength with ultrasonic pulse velocity were examined. Shear strength can be roughly estimated from longitudinal or transverse ultrasonic pulse… read more here.
Keywords: cement based; ultrasonic pulse; experimental analysis; analysis cement ... See more keywords
Frost influence on the ultrasonic pulse velocity in concrete at early phases of hydration process
Sign Up to like & getrecommendations! Published in 2021 at "Case Studies in Construction Materials"
DOI: 10.1016/j.cscm.2021.e00614
Abstract: Abstract Quite often concrete strength parameters have to be determined at an early age. Due to the strong correlation existing between the mechanical and acoustic properties of concrete, ultrasonic devices can be used for this… read more here.
Keywords: ultrasonic pulse; pulse velocity; phases hydration; upv concrete ... See more keywords
Correlation between the properties of structural clay blocks obtained by destructive tests and Ultrasonic Pulse Tests
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Building Engineering"
DOI: 10.1016/j.jobe.2019.100869
Abstract: Abstract The use of building constructive systems based on structural ceramic blocks masonry has experienced in Brazil a great advance in past decades. This is being associated with successful government housing programs for low income… read more here.
Keywords: ultrasonic pulse; ceramic blocks; structural ceramic; pulse tests ... See more keywords
Effects of Nanosilica Particles and Randomly Distributed Fibers on the Ultrasonic Pulse Velocity and Mechanical Properties of Cemented Sand
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Materials in Civil Engineering"
DOI: 10.1061/(asce)mt.1943-5533.0001761
Abstract: AbstractRandomly distributed fiber and cement can be used for various purposes. However, no attention has been paid to the use of randomly distributed fiber and cement on seismic wave velocity of sandy soil and the… read more here.
Keywords: pulse velocity; ultrasonic pulse; velocity; randomly distributed ... See more keywords
Effects of silica fume on cemented sand using ultrasonic pulse velocity
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Adhesion Science and Technology"
DOI: 10.1080/01694243.2019.1582890
Abstract: Abstract When the geotechnical engineering projects have to be built on weak soils, problems related to bearing capacity and settlement arise. Chemical stabilization of soil using cement is a popular and effective technique that can… read more here.
Keywords: pulse velocity; silica fume; ultrasonic pulse; cemented sand ... See more keywords
Effect of microannulus on ultrasonic pulse-echo resonance, flexural, and extensional Lamb-wave cement-evaluation measurements
Sign Up to like & getrecommendations! Published in 2017 at "Journal of the Acoustical Society of America"
DOI: 10.1121/1.4988511
Abstract: Subterranean wells are usually constructed by cementing steel tubes, called casings, inside the borehole. The cement quality is typically verified through ultrasonic measurements deployed from inside the casing. Environmental effects such as cement shrinkage or… read more here.
Keywords: pulse echo; echo resonance; ultrasonic pulse; cement ... See more keywords
Anisotropy in ultrasonic pulse velocity and dynamic elastic constants of laminated sandstone
Sign Up to like & getrecommendations! Published in 2020 at "Quarterly Journal of Engineering Geology and Hydrogeology"
DOI: 10.1144/qjegh2020-101
Abstract: Some rocks of the crust, such as sandstones, contain fabric elements including lamination. In general, these rocks show anisotropic behaviour. In this study, anisotropic behaviour of ultrasonic pulse velocities (Vp and Vs) and dynamic elastic… read more here.
Keywords: elastic constants; ultrasonic pulse; different values; dynamic elastic ... See more keywords
Applying Adaptive Neural Fuzzy Inference System to Improve Concrete Strength Estimation in Ultrasonic Pulse Velocity Tests
Sign Up to like & getrecommendations! Published in 2018 at "Advances in Civil Engineering"
DOI: 10.1155/2018/2451915
Abstract: When inspecting the property of material, nondestructive testing methods are more preferable than destructive testing since they do not damage the test sample. Nondestructive testing methods, however, might not yield the same accurate results in… read more here.
Keywords: pulse velocity; ultrasonic pulse; nondestructive testing; neural fuzzy ... See more keywords
Assessment of Strength Development at Hardened Stage on High-Strength Concrete Using NDT
Sign Up to like & getrecommendations! Published in 2020 at "Applied Sciences"
DOI: 10.3390/app10186261
Abstract: This study proposes model formulae for predicting the strength of concrete by analyzing the relationships between the results of nondestructive testing (NDT) methods and the compressive strength of concrete specimens at the hardened stage. Further,… read more here.
Keywords: strength; hardened stage; ultrasonic pulse; concrete ... See more keywords
Correlation between Uniaxial Compression Test and Ultrasonic Pulse Rate in Cement with Different Pozzolanic Additions
Sign Up to like & getrecommendations! Published in 2021 at "Applied Sciences"
DOI: 10.3390/app11093747
Abstract: This work aims to study the relationship between the compression resistance and velocity from ultrasonic pulses in samples of mortars with 25% of pozzolanic content. Pozzolanic cement is a low-priced sustainable material that can reduce… read more here.
Keywords: ultrasonic pulse; compression; cement; compression test ... See more keywords