Aishwarya Singh

6 Questions 12 Answers 0 Followers

Questions related from Aishwarya Singh

Difference and relation between hydrodynamic radii and Particle size?

I have 2 materials A and B. A has Particle size 15 nm and B has 34 nm. But the hydrodynamic radii of A comes to be 2400 nm and of B is 1700 nm. How this has happened kindly anyone give the...

15 December 2022 7,449 2 View

How to confirm whether dopant occupies interstitial site or substitution is there ?

I have synthesized doped ZnO Nps in which dopant atomic radius is greater . In XRD no peak shifting is there only decrease in crystallinity with one extra peak of dopant is there . Also XPS shows...

15 July 2020 3,640 1 View

What can these peaks in PL corresponds to ?

In Zno (pristine and doped) kindly help in the analysis of these PL results at exc. 510 and 380

27 May 2020 7,607 7 View

What can be the reason of getting a negative slope in W-H plot for my synthesised nano material ?

I got negative slope (W-H plot) in my synthesised nanomaterial and on doping that same material , I got negative slope again but it's value decreased . What can I conclude from it .

02 May 2020 2,361 10 View

For studying electrocatalytic behaviour of a nanocomposite what should I do?

I have prepared MgO nanocomposite in powder form . I want to check its electrocatalytic properties but I have no expertise in making electrodes as it is also not my guide's field. Is there any...

11 December 2019 10,138 3 View

Why absorbance is increasing on adding doped semiconductor NP?

I hve prepared a Doped Zno with diff conc. For photodegradation of a phenolic pollutant I got absorbance value higher. Is it mean that it can't be used for it or I should try something else

05 November 2019 3,628 4 View