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University of Nevada, Las Vegas

College of Engineering: Graduate Celebration Programs

2012

Concrete--Additives--Evaluation; Concrete--Service life; High strength concrete--Evaluation; Porosity--Measurement

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Nano-Silica For Enhanced Greener Concrete, Mohamed S. Zeidan Apr 2012

Nano-Silica For Enhanced Greener Concrete, Mohamed S. Zeidan

College of Engineering: Graduate Celebration Programs

Colloidal nano-silica was added to normal and fly ash concretes with different rates to examine the its effect on different concrete performance aspects. The main objectives of the study is to determine the effect of adding nano-silica on:

• The rate hydration and the reactivity of cement and pozzolans.

• The mechanical properties and strength gain rate (especially for fly ash concrete).

• Durability.

• Microstructure and Porosity.