Yasaman Sheidaei

6 Questions 11 Answers 0 Followers

Questions related from Yasaman Sheidaei

How can I calculate change in frequency from EQCM data?

I conduct QCM (quartz crystal microbalance) measurement while running a CV for intercalation of Li cations in TiO2. When I save the data, I have f(series), f(parallel), and charge. However, I do...

31 May 2022 4,217 0 View

How can I choose the best region from the polarization curve to fit Tafel equation?

Hello every one, I am working on photocatalytic hydrogen production. I got the polarization curve, then I drew log(-j) vs. potential from this figure. The plots are attached below. Can I fit the...

19 July 2020 2,294 3 View

How can I determine "i" in iR drop?

Hi. I am working on electrocatalytic hydrogen production reaction. I am wondering how I can calculate iR drop for my system. I did LSV and EIS measurements. But I do not know which current I...

02 June 2020 6,045 11 View

How can I determine electrochemical surface area (ECSA) for an organic network mixed with nickel salt?

Hi everyone, I am working on photocatalytic H2 production of an organic network that is mixed with nickel acetate tetrahydrate. Can I use cyclic voltammetry to determine capacitance and then...

16 March 2020 1,137 3 View

Determining band gap from UV-vis for a film?

hi every one, I have a porphyrin-based compound which I need to find its bandgap. since it is not soluble in water I mixed it with TiO2 and then dispersed in water and ethanol. I prepared a thin...

16 October 2019 8,655 8 View

Can I use cyclic voltammetry to see my photocatalyst is still working or not?

I have a three-electrode cell setup for photocatalytic hydrogen production by water splitting. FTO coated with organic photocatalyst as WE, Pt wire as CE and Ag/AgCl as RE. In my...

19 September 2019 7,673 4 View