The impact of calcium stearate on characteristics of concrete
Sign Up to like & getrecommendations! Published in 2019 at "Asian Journal of Civil Engineering"
DOI: 10.1007/s42107-019-00161-x
Abstract: Moisture and aggressive ions transferring into concrete have detrimental effects on durability of reinforced concrete structure. To tackle this problem, damp-proofing admixtures, like calcium stearate, can be incorporated in the mixture design of concrete to… read more here.
Keywords: calcium stearate; fresh concrete; dosage calcium; stearate ... See more keywords
Development of real-time visual monitoring system for vibration effects on fresh concrete
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DOI: 10.1016/j.autcon.2018.11.025
Abstract: Abstract The consolidation of concrete is crucial to ensure the long-term strength and durability of concrete structures. Although fresh concrete can be consolidated properly via vibration, the consolidation quality heavily relies on construction workers' experience.… read more here.
Keywords: system; real time; vibration; fresh concrete ... See more keywords
Effect of soluble inhibitors on the corrosion behaviour of galvanized steel in fresh concrete
Sign Up to like & getrecommendations! Published in 2018 at "Cement and Concrete Research"
DOI: 10.1016/j.cemconres.2018.02.008
Abstract: Abstract The effect of some soluble inhibitors on the passivation time of galvanized steel reinforcements in fresh concrete was studied in order to reduce H 2 evolution associated with the active corrosion. The investigation was… read more here.
Keywords: galvanized steel; soluble inhibitors; effect soluble; steel ... See more keywords
Vibration of fresh concrete understood through the paradigm of granular physics
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DOI: 10.1016/j.cemconres.2018.09.005
Abstract: Abstract Fresh concrete is often cited as an example of a yield-stress fluid, typically being modeled as a Bingham material. We describe how this is an incomplete understanding to rationalize simple but important flow behaviors.… read more here.
Keywords: yield stress; granular physics; fresh concrete; physics ... See more keywords
Effects of Ca-, Mg-, K-, and Na-lignosulfonates on the behavior of fresh concrete
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DOI: 10.1016/j.conbuildmat.2017.09.190
Abstract: Abstract Lignosulfonates are waste products of the pulp and paper industry. The effects of various metal-cation-containing lignosulfonate-based plasticizers on the properties of concrete mixtures produced using cements with various Ca(SO4)ยท2H2O, tricalcium aluminate, and tetracalcium aluminoferrite… read more here.
Keywords: type cement; lignosulfonates behavior; effects lignosulfonates; cement ... See more keywords
A novel approach of introducing crystalline protection material and curing agent in fresh concrete for enhancing hydrophobicity
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DOI: 10.1016/j.conbuildmat.2017.11.108
Abstract: Abstract A new line of research to enhance the performance of concrete under adverse (harsh) and normal (air cured) curing conditions is presented. A crystallising hydrophobic admixture and curing agents were added to fresh concrete… read more here.
Keywords: protection; curing agent; concrete; approach ... See more keywords
Effect of bubble feature parameters on rheological properties of fresh concrete
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DOI: 10.1016/j.conbuildmat.2018.11.088
Abstract: Abstract This research mainly studies the effect of bubble feature parameters (bubble size, specific area, spacing factor) on rheological properties of fresh concrete, in order to provide new methods for the development of air-entrained technology.… read more here.
Keywords: bubble feature; feature parameters; fresh concrete; size distribution ... See more keywords
A new test method to characterize the pressure-dependent shear behavior of fresh concrete
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DOI: 10.1016/j.conbuildmat.2019.117255
Abstract: Abstract The development of formwork pressure is essentially affected by the rheological behavior of fresh concrete, while the shear behavior itself might be influenced by the magnitude of normal pressure. A test set-up was developed… read more here.
Keywords: pressure; concrete; behavior fresh; fresh concrete ... See more keywords
Effect of carbon black on electrical curing of fresh concrete for cold regions
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DOI: 10.1016/j.conbuildmat.2020.118572
Abstract: Abstract Nowadays, there are many accelerated curing methods which are an important issue for early strengthening of concrete. It was aimed to accelerate the hydration of carbon-black-blended concrete by shortening the molding time, and to… read more here.
Keywords: electrical curing; fresh concrete; carbon; carbon black ... See more keywords
Corrosion inhibition of galvanized steel by MnO4- ion as a soluble inhibitor in simulated fresh concrete environment
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DOI: 10.1016/j.conbuildmat.2020.119532
Abstract: Abstract The problem of rapid metal dissolution and evolution of hydrogen (RDHE) of galvanized steel in fresh concrete have attracted attention recently. In this work, Cr-free oxidant M n O 4 - ion was introduced… read more here.
Keywords: galvanized steel; fresh concrete; ion; inhibition ... See more keywords
Characterization of coarse aggregate morphology and its effect on rheological and mechanical properties of fresh concrete
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DOI: 10.1016/j.conbuildmat.2021.122940
Abstract: Abstract In order to clarify the influence of coarse aggregate morphology on the rheological property and mechanical property of fresh concrete, the morphological characteristics of coarse aggregate were quantitatively characterized, the core parameters of coarse… read more here.
Keywords: aggregate morphology; aggregate; coarse aggregate; fresh concrete ... See more keywords