Gitartha Kumar Chakraborty

3 Questions 5 Answers 0 Followers

Questions related from Gitartha Kumar Chakraborty

How can I dry ZnS nanoparticles without getting it oxidized?

I want to dry the ZnS nps that I've prepared so that I can take XRD of it. I tried using open atmospheric drying, but even after 15 days, the sample contains moisture. Also I fear, applying heat...

17 October 2022 5,711 0 View

Can I use CNTs that have been oxidized and dried a month ago?

I oxidized MWCNTs using HNO3 and dried it in oven a month back. Can I use this to make a CNT composite or does CNT looses its properties after a while if not used immediately? It is sealed in an...

27 June 2022 224 6 View

How Can I filter acid functionalized nanoparticles of size 5 to 25 nm ?

I think 0.2 or 0.45 micron ptfe filter paper wouldn't work because particle sizes are much smaller than pore size of the papers. Can anyone describe the method of Remi R-4C centrifuge to filter...

02 November 2021 4,464 3 View