Yichang Yan

5 Questions 11 Answers 0 Followers

Questions related from Yichang Yan

How can I get Pt-Ni(or any other metal) alloy if I already have Pt nanorods(The reaction temperature needs to be below 100.)?

Now I have Pt nanorods on carbon(please see the attached files). Is there any good idea to get some Pt-based alloy based on this? I would like to use them as catalysts in proton exchange membrane...

09 November 2021 2,746 2 View

Mechasim about fomic acid reduce H2PtCl6 and what affects the nucleation?

Formic acid can reduce H2PtCl6 in solution. So if I put a piece of carbon paper in the solution, the Pt will firstly be reduced on the carbon paper. And we can obtain short Pt nanorods. Is it...

01 March 2021 836 7 View

Why the gold turns from grey to red after sputtering on PTFE?

Hi all, Recently, I sputtered some gold on the surface of PTFE with a thickness of 1 nm and 3 nm (Please see the attached). The color was grey when it was done. However, after about one day, the...

20 August 2020 1,357 3 View

Differences among graphene, graphene oxide and reduced graphene oxide?

Could anyone please recommend any articles you read before containing the differences among graphene, graphene oxide and reduced graphene oxide? Like the differences of properties or something....

25 March 2020 8,129 6 View

Could anyone please tell me how to make monolayer graphene oxide from graphene oxide solution?

I have a bottle of monolayer graphene oxide (GO) water solution. The concentration is about 2 mg/ml. But I don't know how to get a uniform monolayer or several layers of GO on a piece of 4 cm*4cm...

13 March 2020 2,874 9 View