Specific Process Knowledge/Etch/DRIE-Pegasus/Pegasus-4/SiO2 Etch/Cr mask: Difference between revisions
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</gallery> | </gallery> | ||
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*Coil Power [W]:1200 | |||
*Platen Power [W]: 150 | |||
*Platen temperature [<sup>o</sup>C]: 20 | |||
*H2 flow [sccm]:0 | |||
*O2 flow [sccm]: 20 | |||
*C<sub>4</sub>F<sub>8</sub> flow [sccm]: 13.0 | |||
*He flow [sccm]:205 | |||
*Pressure:Fully open APC valve (3.35 mTorr) | |||
*Electromagnetic coils (EM) 'outer coil' / 'inner coil':'2 A' / '30 A' | |||
*PLEASE DO NOT RUN WITH THESE SETTINGS FOR MORE THAN 6 MIN | |||
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<gallery caption="SiO2 etch with Cr mask on wafer piece on Si carrier 6 min etch, H2:0sccm, C4F8:13sccm He:205sccm O2:20sccm, Pressure:3.6mTorr; platen power 150W, coil power:1200W" perrow="7" widths="200px" heights="150px"> | <gallery caption="SiO2 etch with Cr mask on wafer piece on Si carrier 6 min etch, H2:0sccm, C4F8:13sccm He:205sccm O2:20sccm, Pressure:3.6mTorr; platen power 150W, coil power:1200W" perrow="7" widths="200px" heights="150px"> | ||
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</gallery> | </gallery> | ||
|- | |- | ||
| | | | ||
*Coil Power [W]:1800 | |||
*Platen Power [W]: 150 | |||
*Platen temperature [<sup>o</sup>C]: 20 | |||
*H2 flow [sccm]:0 | |||
*O2 flow [sccm]: 10 | |||
*C<sub>4</sub>F<sub>8</sub> flow [sccm]: 13.0 | |||
*He flow [sccm]:215 | |||
*Pressure:Fully open APC valve (3.35 mTorr) | |||
*Electromagnetic coils (EM) 'outer coil' / 'inner coil':'2 A' / '30 A' | |||
*PLEASE DO NOT RUN WITH THESE SETTINGS FOR MORE THAN 6 MIN | |||
| | | | ||
<gallery caption="SiO2 etch with Cr mask on wafer piece on Si carrier 6 min etch, H2:0sccm, C4F8:13sccm He:215sccm O2:10sccm, Pressure:3.6mTorr; platen power 150W, coil power:1800W" perrow="6" widths="200px" heights="150px"> | <gallery caption="SiO2 etch with Cr mask on wafer piece on Si carrier 6 min etch, H2:0sccm, C4F8:13sccm He:215sccm O2:10sccm, Pressure:3.6mTorr; platen power 150W, coil power:1800W" perrow="6" widths="200px" heights="150px"> | ||
| Line 257: | Line 277: | ||
</gallery> | </gallery> | ||
|- | |- | ||
| | | | ||
*Coil Power [W]:1200 | |||
*Platen Power [W]: 150 | |||
*Platen temperature [<sup>o</sup>C]: 20 | |||
*H2 flow [sccm]:0 | |||
*O2 flow [sccm]: 20 | |||
*C<sub>4</sub>F<sub>8</sub> flow [sccm]: 13.0 | |||
*He flow [sccm]:205 | |||
*Pressure:Fully open APC valve (3.6 mTorr) | |||
*Electromagnetic coils (EM) 'outer coil' / 'inner coil':'2 A' / '30 A' | |||
*PLEASE DO NOT RUN WITH THESE SETTINGS FOR MORE THAN 6 MIN | |||
| | | | ||
<gallery caption="SiO2 etch with Cr mask on wafer piece on Si carrier 6 min etch, H2:0sccm, C4F8:13sccm He:205sccm O2:20sccm, Pressure:3.6mTorr; platen power 150W, coil power:1800W" perrow="6" widths="200px" heights="150px"> | <gallery caption="SiO2 etch with Cr mask on wafer piece on Si carrier 6 min etch, H2:0sccm, C4F8:13sccm He:205sccm O2:20sccm, Pressure:3.6mTorr; platen power 150W, coil power:1800W" perrow="6" widths="200px" heights="150px"> | ||