Specific Process Knowledge/Etch/IBE⁄IBSD Ionfab 300/IBE Si etch

From LabAdviser

Results for Si etching in the IBE

Made by Kristian Hagsted Rasmussen @ Nanotech <br\>

Best recipe with respect to the etch profile and low redeposition:

Parameter Best Si etching recipe so fare
Neutalizer current [mA] 450
RF Power [W] 1200
Beam current [mA] 400
Beam voltage [V] 400
Beam accelerator voltage 400
Ar flow to neutralizer [sccm] 6.0
Ar flow to beam [sccm] 6.0
Rotation speed [rpm] 20
Stage angle [degrees] 10
Results vvv
Etch rate [nm/min] 15-30?