Mahdi Rahimi

3 Questions 13 Answers 0 Followers

Questions related from Mahdi Rahimi

How silica nanoparticles can be separated with the external magnet from nano Fe3O4, nano SiO2 and APTES solution?

Silica nanoparticles and magnetic nanoparticles were dispersed in toluene with the aid of probe type sonicator followed by addition of APTES to the mixture in order to introduce the amino groups...

09 July 2016 3,042 15 View

How to estimate the number of amine functional groups present on the surface of Fe3O4 and SiO2 mixture modified with APTES?

I have prepared mixture of modified Fe3O4 and SiO2 nanoparticles and used 3-Aminopropyl triethoxysilane (APTES) to modify the surface of nanoparticles. Can anyone advice as how to estimate the...

24 February 2016 1,630 9 View

How can I measure the number of amine sites on the modified Nanoparticles?

I have mixture of SiO2/APTES and Fe3O4/APTES nanoparticles. How can I measure the number of amine sites on the nanoparticles?

19 February 2016 9,803 1 View