[labnetwork] Negative DUV Photoresist

bordonaro at cnf.cornell.edu bordonaro at cnf.cornell.edu
Wed Jun 10 13:49:16 EDT 2026


Folks,

We have been using (what it now) Qnity UVN2300 negative 248nm resist.  They
currently have a minimum order quantity of 20 gallons, far beyond even our
storage capacity.  Is anyone else using this resist, or any other negative
248nm resist?  Would anyone be interested in a combined purchase, assuming
we could get enough users interested?  I believe that there are only 3 or 4
sites in my network with these tools, but there may be others I am not aware
of.

Please respond if you have interest, or have a different source for negative
248nm resist.


Regards,
Garry J. Bordonaro
Microlithographic Engineer
Cornell NanoScale Facility
250 Duffield Hall
343 Campus Road
Ithaca NY 14853-2700
(607) 254-4936
bordonaro at cnf.cornell.edu <mailto:bordonaro at cnf.cornell.edu> 
http://www.cnf.cornell.edu/
<https://urldefense.com/v3/__http:/www.cnf.cornell.edu/__;!!CGUSO5OYRnA7CQ!Z
Y8vaa6Dic60FCmOQAxjnkXsgTU0wdr0_isxKXz62yL173_qmqqTpBoe2XDaz99epFiEtkfKtcNsm
0xsvUKcZ_yMamumB5QqCQ$> 

Please acknowledge CNF in your publications:
"This work was performed in part at the Cornell NanoScale Science &
Technology Facility (CNF), a member of the National Nanotechnology
Coordinated Infrastructure (NNCI), which is supported by the National
Science Foundation (Grant NNCI-2025233)."


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