Siam Hussain

10 Questions 4 Answers 0 Followers

Questions related from Siam Hussain

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...

02 February 2019 8,205 6 View

What are the different forms of commercially available graphene?

I am interested in knowing if commercially available Graphene is available in its pure form or mounted on a substrate? Additionally, what are the different substrates that are usually used in this...

09 September 2018 2,026 1 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.

09 September 2018 4,246 3 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

09 September 2018 6,373 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...

12 December 2017 1,387 3 View

What impact does the particle size of the precursor material have on the properties of the activated carbon?

I would like to know is there a direct or indirect correlation between the size of the precursor material prior to physical/chemical activation and the resultant activated carbon?

12 December 2017 5,910 0 View

What is pH of zero point charge?

Whilst going through some journal articles related to the production of activated carbon from alternative sources, I came across a characterization study called the determination of pH zero point...

03 March 2017 3,312 0 View

What are the factors that determine the concentration of various acidic groups in a given sample of activated carbon?

The results of Boehm titration give a quantitative estimate of the various acidic functional groups present in a given sample of activated carbon. Are there any factors that determine the varying...

03 March 2017 6,162 1 View

At what wavelength is the absorbance of Cu(NH3)42+ maximum?

I do understand that Cu(NH3)42+ forms a deep blue solution in water and hence the maximum absorbance would lie somewhere above 600nm but is there a specific lambda max value where the absorbance...

03 March 2017 3,723 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...

01 January 2017 1,673 3 View