Ramkrishna Sahoo

5 Questions 14 Answers 0 Followers

Questions related from Ramkrishna Sahoo

Can Scherrer equation be applied to cubic structure? or It has to be applied for spherical particle only?

I have synthesized a material having cubic structure. According to to my knowledge scherrer equation is only applied for spherical particle (as K value is in between 0.4-0.9 depending on its...

04 April 2016 5,784 3 View

What is the diffrence between a pseaudocapacitor (specially Co or Ni based oxides hydroxides) and rechargable battery?

For both cases mechanism of action is same. Most of the cases Ni and Co based materials have been used as the pseudocapacitor. but, very recently, some authors are not agreeing to mention these...

04 April 2016 338 19 View

What is the difference between cell voltage and electrode potential?

I am bit confused with these two term.

05 May 2015 7,492 2 View

Is it posiible for a supercapacitor material showing coulombic efficiency more than 1? Please advice?

Actually i am getting coulombic efficiency 1.54 for a supercpacitor material.

11 November 2014 7,552 6 View

What should be the Int. E for a supercapacitor material during electrochemical impedance spectroscopy messurement?

According to literature it should be the open circuit potential. But, it s not always true, like for cobalt oxide or its composite, the value is always 0.4V (we are using CHI 660E model). Please...

09 September 2014 2,039 2 View