19 Questions 22 Answers 0 Followers
Questions related from Sunil Sahi
Is there any upconverting nanoparticles with high quantum efficiency (preferable emission in red), which can be excited using sunlight ( NIR band).
03 March 2018 1,579 4 View
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.
11 November 2017 8,882 4 View
Is it a good practice to attach CV , if not certain about the availability. Is it absolutely necessary to attach a cover letter with CV or only CV is fine. What does no response to emails means?
03 March 2016 3,238 2 View
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.
12 December 2015 4,820 10 View
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...
11 November 2014 6,741 11 View
I have tried to made some LSMO particles ang got black color particles when sintered the gel at 500C. Does anyone have any idea if the color is right?
08 August 2014 426 9 View
I have used PEG and nanoparticles are dispersible in ethanol at low concentration but at higher concentration it loses its dispersibility.
04 April 2014 7,312 0 View
Any kind of monomer that can still be polymerized in the presence of very small quantity of water is good.
03 March 2014 6,527 3 View
If it is like gel or solid matrix into which nc are embedded, how is the transparency of the matrix?
02 February 2014 1,675 0 View
When I tried to synthesize, the particles don't turn out to be soluble in water.
01 January 2014 769 3 View
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...
12 December 2013 8,534 11 View
My goal is to load up to 20-30% of nanoparticles while maintaining the transparency. These nanoparticles are made using solid state reaction at 1000C.
10 October 2013 4,518 8 View
These np are made by solid state reaction heating at 1100 degree C.
09 September 2013 8,614 1 View
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...
07 July 2013 7,200 3 View
I am trying to decompose rare earth acetate in oleic acid/octadence/oleyamine. Previous publications suggest that the end product is a white precipitation, but I keep getting a black gel like...
05 May 2013 2,957 5 View
I am looking for surfactant that is soluble in toluene.
02 February 2013 4,036 0 View
I want to make nanoparticle / pvt nanocomposite.
01 January 2013 5,256 4 View
At the same time, I want to load very high concentration of nanoparticles. Any suggestions?
12 December 2012 8,684 1 View
Also I will be more than happy to know some tips on forming core-shell nanoparticles.
12 December 2012 547 8 View
