Aayush Chadha

4 Questions 4 Answers 0 Followers

Questions related from Aayush Chadha

How to use profilometry or Ellipsometry to measure the thickness of spin coated PbS quantum dot films on CVD graphene on copper?

Hi, These measurements are new to me so apologies for the naive questions. How can I use profilometry or ellipsometry to measure the thickness of spin coated quantum dot films on CVD graphene (on...

11 July 2023 1,074 3 View

Are there any appropriate polymers that can be used to encapsulate PbS quantum dots with 1-2 EDT ligands?

I have a stack of PbS quantum dots with 1-2 EDT ligands that I need to encapsulate. I have tried encapsulating it with PMMA and SU8 however it seems that the cross linking is being inhibited by...

03 July 2023 7,576 4 View

What is a good tool to cut thin copper foil with graphene (25um) into circles?

I have some CVD graphene on copper that I need to cut into circular discs. I can obviously do it using scissors but it wouldn't be super precise and can damage the film in surrounding areas. Would...

21 June 2023 3,479 4 View

Are there any significant differences between SU8 6002 and SU82000 series?

We are trying to fabricate free standing thin films (~2um) using SU86002. Since SU86000 is not extensively used in literature, we initially started off with the data sheet parameters and found...

10 April 2023 5,355 1 View