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Potential Use of the Prewetting of Recycled and Lightweight Aggregates to Improve Cement Pastes for Residue Solidification/Stabilization Systems with Chromium and Zinc
Publisher: ASCE
Abstract: Internal curing agents are materials that supply additional water for cement hydration, the water being supplied by internal reservoirs (porous and absorbent aggregates). In this study, the potential for a recycled concrete ...
Mechanisms of Chemical and Autogenous Shrinkage in Alkali-Activated Hybrid Systems
Publisher: American Society of Civil Engineers
Abstract: This study aimed to investigate the role of chemical and autogenous shrinkage as well as microstructure of a hybrid system composed of alkali-activated ash blended with portland cement. Three alkali-activated binders were ...
Influence of Nanosilica and Superplasticizer Incorporation on the Hydration, Strength, and Microstructure of Calcium Sulfoaluminate Cement Pastes
Publisher: American Society of Civil Engineers
Abstract: This study investigated the effect of incorporating three types of nanosilica (NS), two powders, and one colloidal suspension on the hydration, strength, and microstructure of calcium sulfoaluminate (CSA) cement pastes ...
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