Sudipta Biswas

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Questions related from Sudipta Biswas

Adhesion Promoter for Ebeam Resist ZEP520A on Si wafer other than HMDS?

We don't have HMDS vapor priming, unfortunately. Is there any other Ebeam resist adhesion promoter that can be used by spin-coating onto the substrate?

13 April 2023 8,540 1 View

How do I mix two different resists PMMA and ZEP520A at a 2:1 ratio?

I am trying to achieve a tunable undercut profile by using bi-layer resist stack PMMA(Top)/PMMA-ZEP 2:1 Ratio(Bottom). I am pretty new to fabrication; hence, I am not sure how do I mix the PMMA...

12 January 2023 6,733 2 View