IMS- Micro/Nano Fabrication Facility
Etching Tools Metal Recipes 

Aluminum

Aluminum Etch Plasma-Therm RIE
Temperature: 25 °C
Gases: BCl3 - 40 sccm 
Cl2 - 10 sccm
Pressure: 30 mTorr
Power: 125 W
DC-bias: 250 V
Etch Rate: 500-2000 Å/min

 

Chrome

Chrome Etch Plasma-Therm ICP
Temperature: 25 °C
Gases: Step 1 Step 2
O2 10 sccm 6 sccm
Cl2 20 sccm 24 sccm
Pressure: 10 mTorr 10 mTorr
Power RF: 25 W 10 W
Power ICP: 600 W 500 W
Time: 20 sec Endpoint

 

Chrome Etch Plasma-Therm RIE
Temperature: 25 °C
Gases: Cl2 - 40 sccm 
O2 - 10 sccm
Pressure: 75 mTorr
Power: 55 W
DC-bias: 50 V
Etch Rate: 100-200 Å/min

 

Contact Information
Hang Chen, Ph.D.
Process Support Manager
The Institute for Electronics and Nanotechnology at Georgia Tech
345 Ferst Drive, Atlanta GA, 30332 | 1152
404.894.3360 | hang.chen@ien.gatech.edu