Yoonju Oh

3 Questions 1 Answers 0 Followers

Questions related from Yoonju Oh

What is difference between GOQDs powder from freeze drying method and evaporation drying method?

My Graphene Oxide Quantum Dots(GOQD) are dissolved in DI water. So far, i used freeze drying method to get the GOQD powder. But it takes little long time. So i want to used evaporation drying...

11 March 2020 7,763 3 View

How can I get the spread the CNT equally on the glass?

I want to spread the CNT(dissolved in DIwater) equally on the glass. I am using hotplate(100Celsius) now. I drop the CNT(dissolved in DIwater) equally. But After all the DIwater vaporize, the CNT...

04 December 2019 1,430 3 View

Why the atmosphere state should be argon gas when manufacture battery electrode?

I read a paper on the manufacture of battery electrodes that said the atmosphere state should be argon gas when manufacture the electrode. Is there any special reason?

28 June 2019 7,988 3 View