Difference between revisions of "Test Data of etching SiO2 with CHF3/CF4"
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| Line 14: | Line 14: | ||
|82.1 | |82.1 | ||
|- | |- | ||
| − | |1/28/ | + | |1/28/2019 |
|I21901 | |I21901 | ||
|146 | |146 | ||
Revision as of 12:22, 29 January 2019
| ICP#2: 0.5Pa, 50/900W, CHF3/CF4=10/30 sccm, time=210 sec | ||||
| Date | Sample# | Etch Rate (nm/min) | Etch Selectivity (SiO2/PR) | Averaged Sidewall Angle (o) |
| 10/5/2018 | SiO2#02 | 160 | 1.2 | 82.1 |
| 1/28/2019 | I21901 | 146 | 1.23 | |