John Kevin Gan

3 Questions 20 Answers 0 Followers

Questions related from John Kevin Gan

Why is Rct value increased but the ESR value remain same/slightly decreased?

I've run an electrochemical impendance spectra for my chitosan-Fe3O4 composite and compared it with Fe3O4. As expected the charge transfer resistance (Rct) increased (from 200 ohms to 600 ohms)...

22 September 2015 894 7 View

Is the specific capacitance between CV and CD comparable?

1) I've read many papers that their specific capacitance calculated from charge discharge are comparable to their cyclic voltammetry results AND their mass loading is only 2-5 ug/cm2, can the CV...

02 July 2014 9,067 25 View

Fabrication of free-standing electrode from electrospun PAN carbon nanofibers?

I've electrospun some PAN composite nanofibers, followed by stabilization and carbonization. I'm now trying to use it as my working electrode in a 3 cell electrode configuration set up for cyclic...

20 June 2013 6,911 8 View