Process Hierarchy

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  Silicon ICP Etch
Process characteristics:
Depth
Depth*
must be 0 .. 5 µm
0 .. 5 µm
Batch size 1
Etch rate 1.1 µm/min
Gas SF6, Ar
Material silicon
Sides processed either
Temperature 25 °C
Wafer size
Wafer size
Equipment VLR 700 Cluster - Fluorine Dielectric Etch Chamber
Equipment characteristics:
Wafer geometry
Types of wafers this equipment can accept
1-flat
Wafer holder
Device that holds the wafers during processing.
cassette
Wafer materials
List of wafer materials this tool can accept (not list of all materials, just the wafer itself).
quartz (fused silica), sapphire, silicon, silicon on insulator