Zhaohui Li

3 Questions 1 Answers 0 Followers

Questions related from Zhaohui Li

What does "it is more difficult to condense on hydrophobic surfaces" actually mean?

I learned that it is more difficult to condense on a hydrophobic surface than on a hydrophilic surface. "More difficult to condense" means condensation has a higher energy barrier and more...

14 March 2023 3,640 1 View

Why does HMDS improve photoresist adhesion?

I know HMDS is a popular primer in the MEMS field. It replace the hydroxyl groups on silicon surface with methyl groups which believes to bond with photoresist better and thus improve the...

09 November 2021 3,784 3 View

How do weaken the adhesion of photoresist?

For some special reason, I hope to reduce the adhesion between AZ-5214E photoresist and silicon wafer. Right now I spin coat AZ-5214E on solvents & DI water rinsed smooth silicon wafer,...

09 November 2021 462 3 View