Avinash Chunduri

4 Questions 8 Answers 0 Followers

Questions related from Avinash Chunduri

How to know whether all nanoparticles are conjugated or not?

We have fluorescent nanoparticles and I am planning to conjugate them with a biomolecule. Before I proceed I wanted to have some procedure to know whether all the nanoparticles have been...

07 July 2015 7,061 0 View

How to prepare amine functionalised SiO2 nanoparticles?

I have prepared SiO2 nanoparticles by base hydrolysis using TEOS. Now I want to have amine groups on the SiO2 nanoparticle. Can somebody suggest the best method?

06 June 2013 7,261 7 View

Can we directly use APTES for amine functionalisation or should we coat with TEOS and then modify with APTES?

I want to functionalize my ZnO nano particles with NH2 groups. I found a microwave method where directly one can use APTES. Some more papers report coating all these nano particles with TEOS and...

04 April 2013 1,073 23 View

Can anyone explain how to calculate particle size from Uv-Vis spectra?

I synthesised silver nanoparticles by in my lab. I don't have TEM facility and I would like to know the particle size before doing TEM.

02 February 2013 7,652 25 View