Results 41 to 50 of about 65,311 (166)

Use of nano-silica in cement based materials—A review

Cogent Engineering, 2015
The research nowadays is mainly focusing on the basic science of cementitious material at nano/atomic level. Further, researchers are continuing to improve the durability and sustainability of concrete and have realized significant increment in ...
Paratibha Aggarwal, Rahul Pratap Singh, Yogesh Aggarwal   +2 more
doaj   +1 more source

Effect of Nano Silica on Mechanical Properties and Durability of Normal Strength Concrete

Archives of Civil Engineering, 2012
Nano technology is an emerging field of interest for civil engineering application. Among the nano materials presently used in concrete, nano-silica possess more pozzolanic nature.
Gopinath S., Mouli P.Ch., Murthy A.R., Iyer N.R., Maheswaran S.   +4 more
doaj   +1 more source

Experimental Comparison of Fibers and Nanomaterials in Compression Test and Cost of High Strength Concrete in Egypt

Civil and Environmental Engineering, 2022
The present work addresses conducting an experimental comparison between different types and dosages of fibers and nanomaterials in compressive tests and the cost of mixes for high-strength concrete (HSC).
Al-Hamad Ezzat Gazy, Ragab Ahmed Mahmoud, Elattar Mohamed Mohsen, Sadek Dina Mahmoud   +3 more
doaj   +1 more source

Effect of modified nano-silica on mechanical properties of natural rubber: Experiment and molecular simulation

Hecheng xiangjiao gongye
"Nano-silica was a non-toxic and biocompatible inorganic filler, which could endow rubber with excellent tensile strength, thermal stability, and abrasion resistance［1］.
YANG Zi-fan1, WANG Jing1,2, CHEN Meng-han1, XU Ying-shu1, JIA Hong-bing1*
doaj   +1 more source

The Dielectric Properties of Epoxy Insulating Impregnating Varnish Modified by Nano-Silica

Journal of Harbin University of Science and Technology, 2018
The epoxy insulating impregnating varnish modified by nano-Silica was prepared with different doping amount and transformed to epoxy resin composite by heating. Transmission electron microscope were used to investigate the dispersion.
HUA Cong-cong, CHEN Hao, YANG Rui-xiao, FAN Yong, GUO Jia   +4 more
doaj   +1 more source

Experimental investigation on the effect of nano-silica on reinforced concrete Beam-column connection subjected to Cyclic Loading

Scientific Reports, 2023
Beam-column joints are crucial load transmission zones because they face concentrated forces from both the beams and the columns. High shear and axial stresses caused by these concentrated forces in the area of the joint may result in decreased joint ...
G. Shyamala, B. Hemalatha, Yuvarajan Devarajan, Chairma Lakshmi, Dinesh Babu Munuswamy, Nandagopal Kaliappan   +5 more
doaj   +1 more source

Nano-basic silica as an efficient catalyst for the multi-component preparation of pyrano[2,3-d]pyrimidine derivatives

Main Group Metal Chemistry, 2017
A high-yield protocol is explored for the synthesis of pyrano[2,3-d]pyrimidines through the multi-component reaction of aromatic aldehydes, 1,3-Dimethylbarbituric acid, and malononitrile using nano-basic silica as an efficient catalyst.
Sheikhan-Shamsabadi Nafisehsadat, Ghashang Majid   +1 more
doaj   +1 more source

Study on Nano-Silica in Protection of Paper

To Chemistry Journal, 2018
In this work , the role of nano-silica in protection of paper works were investigated. Nano-silica was used as protective coating on the surface of the paper.
Shanshan Jin, Xuehui Rui, Hua Li 
doaj   +2 more sources

Investigation of the effect of sandblasting waste treatment method as nano-silica on the compressive strength of concrete mortar

Journal of Civil Engineering
This study presents the effect of nano-silica (NS) from sandblasting waste as an additive on the mechanical properties of concrete mortar. Sandblasting process in shipping repair industry generate massive waste of silica sand.
Muhammad Z. Abidin, Wahyuniarsih Sutrisno, Rahmat D. Sutrisno   +2 more
doaj   +1 more source

Utilization of affordable nanocomposites with outstanding antimicrobial activity in waterborne coatings

Scientific Reports
This study aimed to explore the development of eco-friendly antimicrobial coatings by combining antimicrobial nanocomposites with waterborne resins. Novel nanocomposites, such as nano-ZnO/silica fume and nano-CuO/silica fume, were synthesized using the ...
Walaa M. Abd El-Gawad
doaj   +1 more source