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Specific Process Knowledge/Lithography/Strip: Difference between revisions

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The ashing rate is related to the power used during processing. Higher power increases ashing rate.
The ashing rate is related to the power used during processing. Higher power increases ashing rate.


'''Single substrate:'''<br>
{| class="wikitable"
Test using a single 100 mm wafer in the center of the process chamber shows that a power of 1000 W gives the highest ashing rate.
|-
! Test setup !! Single substrate
|-
! scope=row| Test results
| Ashing rate follows temperature
|-
! scope=row| Wafers
| 1
|-
! scope=row| Wafer size
| 100 mm  
|-
! scope=row| Boat position
| Center of chamber  
|-
! scope=row| Test wafer position
| Center of boat
|-
! scope=row| Total gas flow rate
| 200 sccm
|-
! scope=row| Gas mix ratio
| 30% N<sub>2</sub>
|-
! scope=row| Chamber pressure
| 1.3 mbar
|-
! scope=row| Power
| 1000 W
|-
! scope=row| Test processing time
| 2 minutes
|-
! scope=row| Test average temperature
| Tested parameter
|}


Total gas flow rate: 200 sccm<br>
Gas mix ratio: 30% nitrogen<br>
Chamber pressure: 1.3 mbar<br>
Power: tested parameter<br>
Processing time: 2 minutes<br>
Temperature (average): 43°C
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