11 November 2014 1 1K Report

Any help please

More Basheer AlShammari's questions See All
What are the manufactures of polymer containing carbon nano tubes ?

What is the best industrial method for manufacturing polymers containing carbon nano-tubes composites materials . if there is any existing companies dealing with such composites , please let me...

31 December 2018 9,924 3 View

What is the best way to deposit graphene sheets on the Cu sheet?

I used modified hummer method for preparing graphene from graphite, When i left the mixture 24h after refluxing , I found a very small bubble in the top of it. Can anyone please help . Also , why...

03 April 2016 6,946 6 View

Is there any difference between GNP and graphene ?

if there is a table shows their properties? thanks in advance

11 December 2014 3,890 4 View

Why 120 c is usually used for the acid treatment of CNTs?

Acid is a mix from sulfric and nitric. 

10 November 2014 7,424 3 View

Why was the melting temperature of PET in the second heating run (DSC) lower than that obtained from the first run?

Any idea please?

10 November 2014 782 5 View

What is the tensile modulus of CNTs and GNP?

Is 1 TP a theoretical or experimental value? Also, how can I measure this modulus? What is the effective modulus of filler in the composites? Thanks in advance.

10 November 2014 8,671 8 View

What do dispersion and distribution of the filler into polymer matrix mean?

Or why are good dispersion and bad distribution of filler good for electrical conductivity? Thanks in advance 

10 November 2014 5,524 9 View

What is the difference between quenching my PET or cooling it slowly?

Will the crystal size be bigger or smaller?

10 November 2014 3,213 5 View

Why two heating runs usually do in DSC , what is the difference ?

Any help please , Also, Why thermal history can removed by hold the polymer for 5 min ?  

10 November 2014 8,429 5 View

Why nitric acid and sulfric acid used in acid treatment of Carbon nanotubes . Why not others ?

Any help please

10 November 2014 615 6 View

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