Specific Process Knowledge/Etch/DRIE-Pegasus/showerheadchange/ProcessA

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Process runs
Date Substrate Information Process Information SEM Images
Wafer info Mask Material/ Exposed area Tool / Operator Conditioning Recipe Wafer ID Comments
3/12-2014 1/4 6" Wafer with 210 nm oxide and 1800 nm polysilicon CB on oxide carrier standard stepper mask (50 nm barc + 320 nm krf) Si / 50+ % Pegasus/jmli 10 minute TDESC clean + 45 sec barc etch danchip/showerhead/Cpoly1, 20 cycles or 2:04 minutes S004724 New showerhead

S004724-01.jpg S004724-02.jpg S004724-03.jpg