Specific Process Knowledge/Etch/DRIE-Pegasus/showerheadchange/polySi/Cduv: Difference between revisions
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| danchip/showerhead/polySi etch DUV mask, 20 cycles or 3:02 minutes | | danchip/showerhead/polySi etch DUV mask, 20 cycles or 3:02 minutes | ||
| S004675 | | S004675 | ||
! New showerhead | |||
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Revision as of 13:33, 11 December 2014
Date | Substrate Information | Process Information | SEM Images | ||||||
---|---|---|---|---|---|---|---|---|---|
Wafer info | Mask | Material/ Exposed area | Tool / Operator | Conditioning | Recipe | Wafer ID | Comments | ||
20/11-2014 | 6" Wafer with 210 nm oxide and 1800 nm polysilicon | standard stepper mask (50 nm barc + 320 nm krf) | Si / 50+ % | Pegasus/jmli | 10 minute TDESC clean + 45 sec barc etch | danchip/showerhead/polySi etch DUV mask, 20 cycles or 3:02 minutes | S004675 | Old showerhead | |
1/12-2014 | 1/4 6" Wafer with 210 nm oxide and 1800 nm polysilicon crystalbonded on carrier | standard stepper mask (50 nm barc + 320 nm krf) | Si / 50+ % | Pegasus/jmli | 10 minute TDESC clean + 45 sec barc etch | danchip/showerhead/polySi etch DUV mask, 20 cycles or 3:02 minutes | S004675 | New showerhead |