Siam Hussain

10 Questions 3 Answers 0 Followers

Questions related from Siam Hussain

Suggestions for environmentally friendly surfactants that are commercially available?

Greetings everyone I was wondering if anyone in this community has had experience working with environmentally friendly surfactants (preferably of a high purity) that are commercially available....

09 December 2019 7,306 3 View

Advancing contact angle of surfactant solutions?

Greetings I am looking for papers that have quite good data pertaining to the advancing contact angle of the sessile drops of surfactant solutions. Any relevant journal articles, conference...

13 February 2019 4,863 5 View

Why does the contact angle of TX-100 and C12E6 sessile drops continue to decline at concentrations beyond cmc?

Usually, the contact angles of the surfactant sessile drops remain constant at concentrations exceeding the cmc. But in the case of Tx-100 and C12E6 there seems to be distinct deviation from this...

15 November 2018 2,274 1 View

What are the different ways of measuring surface tension of liquid droplets on different substrates?

Any additional information, pdf's, links would be greatly appreciated

12 September 2018 1,542 3 View

Are there any studies/articles pertaining to the surface chemistry of carbon fiber/graphene?

My question might sound somewhat strange but I was interested in knowing more about the surface chemistry and other important physical properties of carbon fiber and graphene materials.

10 September 2018 9,014 3 View

What are the advantages of using sulphuric acid as the activating agent in preparation of activated carbon?

I would like to know what advantages are offered by using sulphuric acid as the activating agent when preparing activated carbon from date pits Any relevant research. data or links would be...

11 December 2017 8,450 3 View

What role does the pH of the activated carbon play in determining it's adsorptive potential?

In several journal articles related to the production of activated carbon from waste agricultural materials, determination of the pH of the activated carbon samples was often noticed as a...

24 March 2017 3,170 3 View

How to determine the methylene blue number of a particular sample of activated carbon?

I have noticed several papers where the methylene blue number of derived samples of activated carbon where performed under characterization studies. However I did notice a certain level of...

07 March 2017 2,195 1 View

How to determine the concentration of Cu2+ ions using a UV spectroscope?

I am planning on using synthetic copper sulphate solutions in order to determine the efficiency in the removal of copper ions by adsorption onto waste tea derived activated carbon. Review of the...

21 February 2017 9,593 3 View

What are the calculations involved in Boehm Titration?

I would like to know what is the procedure in order to quantify the acidic surface oxide groups of the adsorbents provided the volume of HCl titrated is known.I am pretty familiar with the...

29 January 2017 919 2 View