Sunil Sahi

8 Questions 12 Answers 0 Followers

Questions related from Sunil Sahi

Is it possible to do heat initiated free radical polymerization of N N dimethylacrylamide?

I want to make transparent polymer sample of N N dimethylacrylamide. But I don't know if it can be polymerized using AIBN or some other initiator under heat.

09 November 2017 8,620 4 View

Why only XRD peaks at higher angle are blue shifted upon doping?

I have doped Y2O3 with La3+ ions and XRD shows slight blue shifting of higher angle peaks but major peak at lower angle remains at same position.

03 December 2015 509 9 View

How to get rid of the bubble formation due to organic additive during the bulk polymerization of styrene?

I am making styrene disk through bulk polymerization with some organic added to the monomer. I am polymerizing the monomer in a closed container at 80 C but getting some bubble which is affecting...

17 November 2014 8,782 10 View

Does anyone know a water miscible monomer that can be polymerized by bulk polymerization?

Any kind of monomer that can still be polymerized in the presence of very small quantity of water is good.

05 March 2014 2,409 3 View

Can anybody suggest how to make films of Poly Vinyl alcohol?

I don't have access to solvent casting technique, so I wanted to make those films w/o solvent casting device. I have tried to dissolved PVA in water and tried to dried it into a glass but It is...

02 December 2013 2,918 12 View

Does anyone know an easy method to modify the Y2O3 np surface to make it soluble or dispersible in nonpolar solvent?

These np are made by solid state reaction heating at 1100 degree C.

12 September 2013 1,879 1 View

How does the color of oleylamine coated nanoparticles looks when dispersing it into toluene?

I have made some rare earth fluoride nanoparticles coated with oleylamine and then disperse it into toluene. The solution color turns to brownish and I wasn't expecting this. I try to make it...

15 July 2013 4,915 3 View

Is there any way to know the formation of core-shell nanoparticle using UV-visible or PL?

Also I will be more than happy to know some tips on forming core-shell nanoparticles.

20 December 2012 9,383 8 View