Salam Alrekabi

4 Questions 5 Answers 0 Followers

Questions related from Salam Alrekabi

Does the the functional groups on the wall of CNTs enhance the bond with the cement paste with it absorbed?

Hi, Presented carboxyl group on the wall of carbon nanotubes (CNTs) lead to break down bundles CNTs and improve its dispersion in the solution. but am wondering if this functional group...

05 December 2014 9,014 3 View

Does the alkali environment of the cement paste hinders improving the bond of dispersed CNTs and cement hydration products?

Dispersing MWCNTs in aqueous solution by using Superplasticizer Polymeric Additives (as a dispersion agent) leading to get slightly base environment. Am wondering if that could affect the bond...

28 November 2014 9,130 0 View

What is the negative impact of sonication technique on the reinforcement efficiency of CNTs within a cement composite?

The best way known to disperse the MWCNTs within a solution(water) is by using chemical and physical techniques together (surfactant and sonic probe), but this method does not give me an encourage...

25 September 2014 861 4 View

What is the appropriate technique to be used to assess the dispersion level of CNTs within a solution?

I am doing the optimizing facile dispersion method of Carbon nanotube with cement composite, using surfactants and sonication techniques within dispersion experiments,TEM and Uv-vis spectroscopy....

25 September 2014 6,885 5 View