Yasmin Feisal

2 Questions 2 Answers 0 Followers

Questions related from Yasmin Feisal

Difference between NaOH and Na2CO3 as photoresist developing solutions?

Hello, I'm currently working with two negative-type photoresists: an epoxy acrylate resin and a poly(ethylene-co-acrylic acid) resin. I noticed that during my tests, a soda ash solution (Na2CO3)...

11 June 2025 6,591 0 View

Determining wet-etch resistance of photoresists?

Hello, I'm currently working on improving a wet-etch process that uses ferric chloride as an etchant and stainless steel as a substrate. The current photoresist in use is positive, but I'm looking...

22 April 2025 5,568 2 View