Shazia Sharmin Satter

4 Questions 3 Answers 0 Followers

Questions related from Shazia Sharmin Satter

Is CO-chemisorption method the correct way to find out the dispersion and size of Ru nanoparticles impregnated in mesoporous silica?

If the above case is correct (which I have seen in a few papers), in case of synthesis of Ru-Pt bimetal on mesoporous silica, the CO-chemisorption will give the dispersion of both the metals...

02 February 2018 9,716 3 View

To calculate the pore diameter using BJH, is the adsorption or desorption values used in case of mesoporous silica?

Also in case of non-porous silica, if I want to know the pore volume, should the adsorption or desorption values be used for BJH calculation? How important is the NLDFT calculation for such...

09 September 2016 6,848 4 View

How can number of Pt atoms be calculated in SBA-15 from CO pulse titration method?

From CO pulse titration, dispersion of Pt particles, volume of CO adsorbed, diameter of particles and metal surface area are found. I need the value to find the CO coverage on Pt/SBA-15.

04 April 2016 2,786 5 View

What is the relationship between z-average and dervied count rate in DLS?

If a number of results are selected and size trend plot in DLS is observed. What does it infer?

02 February 2015 2,618 1 View