Investigation of concrete workability through characterization of aggregate gradation in hardened concrete using X-ray computed tomography
Sign Up to like & getrecommendations! Published in 2019 at "Cement and Concrete Composites"
DOI: 10.1016/j.cemconcomp.2019.02.008
Abstract: Abstract Concrete mixtures with different aggregate gradations and workability were prepared and X-ray computed tomography (XCT) is used to study the aggregate packing in hardened concrete. The workability of the mixtures was measured and then… read more here.
Keywords: workability; ray computed; computed tomography; concrete workability ... See more keywords
Effect on the properties of fresh and hardened concrete made using fly ash geopolymer sand
Sign Up to like & getrecommendations! Published in 2021 at "International Review of Applied Sciences and Engineering"
DOI: 10.1556/1848.2021.00223
Abstract: Fly ash-based geopolymer fine aggregate is a potential replacement material for the natural river sand as it has similar physicochemical properties. This paper reports the experimental investigation of a study conducted using this fine aggregate… read more here.
Keywords: sand; hardened concrete; properties fresh; fly ash ... See more keywords
Interface Behavior and Interface Tensile Strength of a Hardened Concrete Mixture with a Coarse Aggregate for Additive Manufacturing
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DOI: 10.3390/ma13225147
Abstract: 3D concrete printing technology (3DCP) is a relatively new technology that was first established in the 1990s. The main weakness of the technology is the interface strength between the extruded layers, which are deposited at… read more here.
Keywords: strength; hardened concrete; time; concrete mixture ... See more keywords
The Influence of the Type of Cement on the Properties of Surface Cement Concrete
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DOI: 10.3390/ma15144998
Abstract: The aim of this work was to reduce the carbon footprint of cement concrete by using multi-component cement with a high content of blast furnace slag. The analysis consisted of comparing the properties of the… read more here.
Keywords: cement; cement concrete; concrete; hardened concrete ... See more keywords