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Compressive strength

University of Denver

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The Investigation Of Nano Silica In The Cement Hydration Pro, Jonathan Samuel Belkowitz Jan 2009

The Investigation Of Nano Silica In The Cement Hydration Pro, Jonathan Samuel Belkowitz

Electronic Theses and Dissertations

With the advent of nano technology, materials have been developed that can be applied to high performance concrete mix designs. Nano silica reacts with calcium hydroxide (CH) to develop more of the strength carrying structure of cement: calcium silica hydrate (CSH). In this paper, relationships have been developed to distinguish the benefits when using different sizes of nano silica in cement paste. An extensive regime of experimental analysis was carried out to determine the effect of nano silica. Through these experiments the heat of hydration of multiple cement mix designs was measured. After that, the concentration of CH was recorded …