Specific Process Knowledge/Etch/DRIE-Pegasus/nanobosch/nb-1.0: Difference between revisions

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== Trial runs on HTF stepper wafers 22/6-2012 ==
== Trial runs on HTF stepper wafers 22/6-2012 ==
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Latest revision as of 15:18, 24 August 2021


Trial runs on HTF stepper wafers 22/6-2012

Process conditions
Substrate information Wafer S002872
Substrate description 200 nm wide trenches with 400 nm pitch in Barc+stepper resist on quarter 6" wafer CB on oxide carrier
Date 22/6-2012
Tool Pegasus
Process Recipe nb-1.0
Tool conditioning TDESC clean (?) then 30 second barc etch step before etch
Process duration 3:45 minutes
Purpose test
Characterisation SEM Zeiss


Improved matching 11/9-2012

Process conditions
Substrate information Wafer S003051
Substrate description 200 nm wide trenches with 400 nm pitch in Barc+stepper resist on quarter 6" wafer CB on oxide carrier
Date 11/9-2012
Tool Pegasus
Process Recipe nb-1.0
Tool conditioning TDESC clean (?) then 30 second barc etch step before etch
Process duration 8:00 minutes or 60 cycles
Purpose Improved matching
Characterisation SEM Zeiss


Test run on AZ resist to see if it behaves well, 21/9-2012

Process conditions
Substrate information Wafer C01290.03
Mask 2.2 µm AZ resist
Date 21/9-2012
Tool Pegasus
Process Run ID C12090.03
Tool conditioning 5 minute TDESC clean
Mask description Travka50 mask
Purpose See how the nb-1.0 behaves on AZ resist
Characterisation SEM Leo