Namita Saxena

6 Questions 17 Answers 0 Followers

Questions related from Namita Saxena

My MNP samples show single narrow peak but high Z average and pdi, please help finding the reason?

The aqueous dispersion of my blank MNP sample is showing only one peak in DLS with very high z average size and a large pdi. If there is agglomeration then why it is not showing up as different...

05 June 2018 5,952 16 View

How can I draw DTG curve from thermal analysis, and what information can I get from it?

I have coated Iron oxide nanoparticles with some small molecules and the TGA data I have consists only of the wt. loss with time and temperature. I want to know can I draw DTG curve from it, by...

25 November 2017 8,453 5 View

Is it possible to calculate the pH of a solution accurately from the reaction stiochiometry?

I have been using different pH solution NaOH for the synthesis of Iron oxide nanoparticles. I have the glass electrode available with me to measure the pH,but it will not measure the higher pH...

19 August 2016 1,431 9 View

What is the criterion to know that the Nanoparticles are coated with a material?

I have synthesized the Iron oxide nanoparticles and have coated them with few organic compounds.I am not getting the characteristic peaks in the FT-IT spectra while with DLS I am getting good...

23 April 2016 236 5 View

Which solvent should be used for Fe3O4 nanoparticles while doing DLS studies?

I have prepared naked and caped with Citric acid fe3o4 nanoparticles, now for doing DLS studies which solvent should be best?

23 November 2015 6,368 4 View

What is the conc of HFIP ( hexafluoro isopropanol) solution used for dissolving peptides, and how is it prepared?

I need to dissolve some short peptides in HFIP, but I donot know how to prepare HFIP solution.What is the medium, and in what conc. , from solid HFIP.

17 July 2015 882 7 View