Process Hierarchy

on front
  Resist ash
Ambient
Ambient to which substrate is exposed during processing
oxygen
Batch size 25
Etch rate 1 µm/min
Etchant
Solutions and their concentrations.
oxygen
Material photoresist (category)
Pressure
Pressure of process chamber during processing
1250 mTorr
Process duration 100 min
Selectivity
Primary material removal rate divided by removal rates of secondary materials (i.e., factors by which primary material is removed faster than secondary materials)
photoresist (category): 1
Sides processed either
Temperature 90 .. 190 °C
Wafer size
Wafer size
Equipment Matrix Plasma Resist Stripper
Equipment characteristics:
Wafer holder
Device that holds the wafers during processing.
pins
Wafer materials
List of wafer materials this tool can accept (not list of all materials, just the wafer itself).
silicon, silicon on insulator, quartz (single crystal)
Wafer thickness
List or range of wafer thicknesses the tool can accept
300 .. 550 µm
Comments:
  • Helps remove hardened photoresist. Use with wet PR stripper.