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The effect of size and replacement content of nanosilica on strength development of cement treated residual soil


Citation

Bahmani, Sayed Hessam and Nima Farzadnia, and Asadi, Afshin and B. K. Huat, Bujang (2016) The effect of size and replacement content of nanosilica on strength development of cement treated residual soil. Construction and Building Materials, 118. pp. 294-306. ISSN 0950-0618

Abstract

In this study, effects of size and replacement content of nanosilica on physical, chemical, and microstructural characteristics of cemented residual soil were investigated. Accordingly, UCS and electrical resistivity tests were conducted on cemented specimens with replacement contents of 0.2%–1% nanosilica of 15 and 80 nm at 7, 14 and 28 days. XRD, Zeta potential, CEC, FTIR, and SEM tests were performed to identify chemical and microstructural changes over time. The results showed that smaller size nanosilica had an accelerated influence on samples while nanosilica of larger size was more effective at ages after 14 days of curing.


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Official URL or Download Paper: http://www.elsevier.com/locate/issn/09500618

Additional Metadata

Item Type: Article
Divisions: Faculty of Engineering
DOI Number: https://doi.org/10.1016/j.conbuildmat.2016.05.075
Publisher: Elsevier BV
Keywords: Nanosilica; Cement treated residual soil; Chemical composition; Microstructural properties; Curing time
Depositing User: Ms. Nida Hidayati Ghazali
Date Deposited: 17 Nov 2017 10:06
Last Modified: 17 Nov 2017 10:06
Altmetrics: http://www.altmetric.com/details.php?domain=psasir.upm.edu.my&doi=10.1016/j.conbuildmat.2016.05.075
URI: http://psasir.upm.edu.my/id/eprint/52984
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