Disha Soni

8 Questions 20 Answers 0 Followers

Questions related from Disha Soni

Can anyone help me with the classification of my samples' adsorption-desorption isotherms (not matching with any 6 of standard IUPAC isotherms)?

I have attached file with 2 sorption isotherms for cobalt ferrites. I want to know how to classify these them among standard IUPAC isotherms (Type I to Type VI). Is it necessary it has to go to...

22 September 2017 5,550 6 View

What is the reason for peak splitting in XRD? Can reitveld refinement be done for the same?

I have synthesized Fe1.5Co1.5O4. Peaks around 57 and 63 are splitted. I read that the reason may be the transition from one phase to another. It is matching well the standard one (cubic). Can...

19 November 2016 9,124 16 View

How to generate hydrogen sulfide as an analyte for sensing purposes?

I have read about it's generation from sodium sulfide. But I don't get the exact procedure for hydrogen sulfide generation and also about determining its concentration. Is there any other method?

22 October 2016 9,064 3 View

How do you calculate the concentration of sodium hypochlorite solution from the available chlorine percentage?

I have got Sigma aldrich's sodium hypochlorite solution (Pdt. Code: 239305) with available chlorine percentage of 4-5% and density of 1.097 g/mL.Can anyone suggest me how to calculate the...

24 November 2015 9,921 4 View

How do you plot a tafel plot?

I know the plot is between over potential vs log I. But when the current is negative you cannot take log of a negative value. I don't understand how to go ahead. Please guide me.

13 January 2015 1,632 6 View

Why does the electronic energy gap of a lanthanide ion not change with a change in the size or shape of Up converting nanoparticle ?

I read it in many reviews and papers .Please explain.

04 January 2015 8,291 4 View

Can anyone explain or suggest some reading regarding the details of sol-gel combustion process?

I know the procedure but I want to know about the details of steps occurring. I have synthesized Fe Co oxides taking precursors as nitrates and fuel as urea.

11 December 2014 6,262 3 View

How to synthesize graphene from graphite?

I want to synthesise graphene from graphite. Can anyone give me an easy procedure for that?

27 February 2014 2,015 10 View