The Durability of Alkali-Activated Materials in Comparison with Ordinary Portland Cements and Concretes: A Review
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DOI: 10.1016/j.eng.2019.08.019
Abstract: Abstract China is the largest producer and user of ordinary Portland cement (OPC), and the rapid growth of infrastructure development demands more sustainable building materials for concrete structures. Alkali-activated materials (AAMs) are a new type… read more here.
Keywords: ordinary portland; activated materials; durability; alkali activated ... See more keywords
The Effect of Sodium Gluconate on Pastes’ Performance and Hydration Behavior of Ordinary Portland Cement
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DOI: 10.1155/2020/9231504
Abstract: The goal of this paper provides better understanding of the effect of sodium gluconate (SG) on ordinary Portland cement (OPC) hydration behavior. Pastes’ performances of ordinary Portland cement, including setting time at 20°C and 35°C… read more here.
Keywords: portland cement; effect; ordinary portland; effect sodium ... See more keywords
The Influence of Mayenite Employed as a Functional Component on Hydration Properties of Ordinary Portland Cement
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DOI: 10.3390/ma11101958
Abstract: Influence of C12A7 (12CaO·7Al2O3) as a functional component on hydration properties of Ordinary Portland Cement is studied using isothermal microcalorimetric technique, X-ray diffraction analysis, and thermodynamic calculation. Meanwhile, hydrate assemblages are simulated by hydrothermal software.… read more here.
Keywords: component hydration; portland cement; functional component; ordinary portland ... See more keywords
A Review of the Mechanical Properties and Durability of Ecological Concretes in a Cold Climate in Comparison to Standard Ordinary Portland Cement-Based Concrete
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DOI: 10.3390/ma13163467
Abstract: Most of the currently used concretes are based on ordinary Portland cement (OPC) which results in a high carbon dioxide footprint and thus has a negative environmental impact. Replacing OPCs, partially or fully by ecological… read more here.
Keywords: ecological concretes; ordinary portland; comparison; portland cement ... See more keywords
Effect of Ordinary Portland Cement on Mechanical Properties and Microstructures of Metakaolin-Based Geopolymers
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DOI: 10.3390/ma15249007
Abstract: Geopolymers have been considered a sustainable alternative to ordinary Portland cement (CEM I) for its lower embodied carbon and ability to make use of industrial by-products. Additionally, its excellent engineering properties of high strength, low… read more here.
Keywords: strength; portland cement; properties microstructures; cem ... See more keywords
Volume Deformation and Hydration Behavior of Ordinary Portland Cement/Calcium Sulfoaluminate Cement Blends
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DOI: 10.3390/ma16072652
Abstract: Blends of ordinary Portland cement (OPC) and calcium sulfoaluminate (CSA) cement can be used to adjust the properties of cement for specific applications. In this study, CSA cement was used as a shrinkage-compensating admixture to… read more here.
Keywords: hydration; behavior; cement; shrinkage ... See more keywords