Surbhi Verma

5 Questions 5 Answers 0 Followers

Questions related from Surbhi Verma

How can I remove agglomeration in heat treated powder samples of metal oxides?

The samples were grinded in pestle mortar and then heat treated at 1100 degree Celcius. The size of particles was in nano range. With passage of time, the agglomeration has been observed in the...

11 November 2015 8,635 4 View

Optimum conditions to prepare thin films by spin coating technique?

I want to deposit thin films on quartz slides and want to anneal the thin films at a temperature range of 650C to 1100C for 4 hours (holding time). The solution is made by co-hydrolysis of...

12 December 2013 8,258 17 View

How to use FullProf Suite toolbar for Rietveld refinement of XRD data?

I have some XRD data of my powdered samples prepared by sol-gel.The samples contain mixed phase of zirconium and silica. I want to apply rietveld refinement using Fullprof suite toolbar, but I am...

07 July 2013 8,930 10 View

How to calculate volume of liquid chemicals if molar relationship is given?

I need to make a sol from alkoxide, alcohol and water by using acid catalyst. I have a molar relationship data between the above compounds such as mol Zr4+ = x, mol EtOH/ mol Zr4+ =20.5 etc. But,...

05 May 2012 7,867 3 View

What should be the concentration/ratio of chemicals while preparing binary system of ZrO2-SnO2 by Sol-gel?

Could anyone provide values or references to a protocol?

04 April 2012 1,588 4 View