Syam Kandula

7 Questions 16 Answers 0 Followers

Questions related from Syam Kandula

What causes the GCD curve polarization during charging in gel-polymer electrolyte based NCM523/GPE/graphite full cells?

I have prepared a solid polymer electrolyte (SPE) with PVDF-HFP and LiTFSI in acetone and NMP and the dried the films under vacuum at 80 oC for 24h to make a solvent free SPEs. To obtain a...

05 April 2024 4,160 4 View

How can I convert given scale bar in the SAED image to nanometers ?

In the SAED image given scale bar is 10 1/nm. is means it 0.1 nm r what? If i want to calculate the given scale bar into nanometers, what should i do? any one can provide the procedure.. Thank...

08 August 2015 2,665 3 View

What would be the reason for an increase in XRD peak intensity of pure metal oxide (Co3O4) compared to mixed metal oxide (NiCo2O4)?

I have run the XRD for pure cobalt oxide and nickel cobaltite. I have found that the peak intensity of pure cobalt oxide is higher than nickel cobaltite. Is there any reason for higher XRD peak...

28 May 2015 4,023 16 View

Is there anyway to coat a hollow carbon shell on metal oxide cores using except hydrothermal synthesis?

I have gone through few papers regarding carbon shell on metals/metal oxides etc. In most of the papers authors have used glucose as a source for carbon and following the hydrothermal synthesis....

13 January 2015 113 3 View

What would be the possible FTIR band at 1023 cm-1?

I have synthesized the metal hydroxide and metal oxide nanomaterials using metal nitrates and urea at 85oC. For synthesized compounds recorded the FTIR spectra and got one strong band at 1023...

26 September 2014 4,059 8 View

Can we get exact zeta potential of silica using zetasizer?

Here i used 1 mg/mL of silica sample and sonicated for about 5 minutes. I carried out the zeta potential measurements. But i am getting almost positive charge every time i.e. between 1-2. But we...

24 September 2014 5,010 9 View

What would be the possible reason for the loss of CV features after few cycles in Li-ion capacitor?

I have prepared the Fe2O3@graphene nanocomposites using commercial Fe2O3 (size = 200 nm) and commercial graphene oxide (GO) via HI reduction. Afterward, I have prepared the active electrode film...

01 January 1970 2,663 5 View