Han-Ching Jao

6 Questions 6 Answers 0 Followers

Questions related from Han-Ching Jao

Can anyone suggest the electrolyte I use?

I prepared Ag-deposited material on V2O5 graphene and tried to use KOH as electrolyte. However, the resulting CV pattern does not seem to have good symmetry. Can someone suggest which electrolyte...

09 January 2019 8,489 3 View

Unable to separate well by centrifugation?

I put the V2O5/GO 0.1g (after calcination) into 50g of 95% ethanol and 50g of deionized water. It is difficult to pass the centrifugal separation again. Is there any reason or improvement?

10 November 2018 865 0 View

Im using graphene aerogel, carbon black, PTFE(8.1.1wt%) but the product isnt chocolate sauce-like slurry. what is my problem?

Ive seen many people done it, and I use ethanol(95%) to suspend PTFE.

17 January 2018 5,542 7 View

What happened to my material? Is graphene completely burned?

According to my TGA data, I used the air atmosphere to calcine my material at 305 ° C (the reaction precursor is mainly the weight of graphene and ammonium metavanadate 150 mg, 900 mg). I took 0.2...

01 January 1970 9,123 3 View

I would like to ask about the EIS cognition and explanation of my map.

I haven't seen such an EIS diagram. I don't know how to compare and explain such a relationship. I chose the frequency from 0.01 to 100khz.

01 January 1970 9,909 0 View

I can't go on my GCD voltage

My material mainly has V2O5 RGO ratio of about 85:15 electrode 8.1.1 material carbon black PTFE electrolyte with NACL CV scanning range -0.1~0.8 But as shown in my picture, I can't charge it.

01 January 1970 625 3 View