Melkie Getnet Tadesse

11 Questions 5 Answers 0 Followers

Questions related from Melkie Getnet Tadesse

What is the most common electrolyte additives for sueprcapacitor characterization?

We did some experiments on GCD measurements using sodium sulfate electrolyte. The supercapacitor is based on PEDOT-PSS. The GCD was not possible. Does it need any electrolyte additive? if so what...

16 January 2024 8,773 1 View

Which software is best for simulating supercapacitor?

I want to simulate charge-discharge, CV, and EIS for my flexible supercapacitor. Which software fits for this purpose? Comsol Multiphysics, Simulink, ANSYS, or any other?

11 October 2023 2,578 1 View

Where should I get paid certificate course in Data scince (USA)?

I want to learn data science using R, Python, machine learning etc. Anyone who can send me the links for these training courses (up to 6 months) that are legitimate and can be accepted in USA?

05 September 2023 7,564 3 View

Which mass is used in GCD measurment?

I have coated 50 µL of PEDOT: PSS on a 25 x 25 cm dimension PET (0.513 gm in weight). I want to measure the GCD of my supercapacitor. How can I find the active mass of the electrode to set the...

13 June 2023 5,953 1 View

How to avoid if Cutoff on WE(1) potential ocuured?

I try to measure the GCD of my supercapacitor and the pop-up message "cutoff on WE(1). potential occurred" comes out. Any suggestions on how to solve such problems is appreciable.

07 June 2023 9,914 4 View

Can anyone tell me the real reason for this CV curve?

I measured the CV of highly conductive films and it looks like the following and the OCP also is around 7.56 V. What could be the reason and the solution for this kind of result? any suggestions...

03 May 2023 3,744 0 View

In GCD measurment what does it mean mass of the sample?

I want to measure the GCD of my supercapacitor. In order to determine the charging and discharging current (A/g) we need to measure the mass of our sample. Is it the total mass of the lower...

02 May 2023 3,285 1 View

Is it possible to measure the GCD of a single electrode before charging it?

I want to measure the GCD of my electrode. Could it be possible to measure the GCD before charging my electrode using an auto lab?

03 March 2023 825 3 View

Do we need any binder to coat PEDOT:PSS on plastics?

I am trying to coat PEDOT:PSS on plastics but it is very difficult to put the solution in plastics (thickness vs binder). What should I add to this part?

18 January 2023 9,833 3 View

Is it possible to coat PLA sheets using PEDOT:PSS?

is coating PLA sheets with PEDOT: PSS by usual immersion/dip-coating possible?

11 January 2023 5,719 0 View

Any one who knows about Vision Science Research SDN BHD?

I need any experience with this organisation

03 July 2019 1,287 2 View