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HCl bath: View
Process Hierarchy
Bonding
Clean
Consulting
Deposition
Doping
Etch
LIGA
Lift off
Lithography
Mask making
Metrology
Miscellaneous
Packaging
Polishing
Process technologies
Thermal
Unique capabilities
If you are interested in this process, either by itself or as part of a longer processing sequence, please send us email at
engineering@mems-exchange.org
or call us at (703) 262-5368
HCl bath
Batch size
25
Material concentrations
HCl/hydrogen peroxide/water [1:1:5]
Process duration
20 min
Sides processed
both
Temperature
70 °C
Wafer size
Wafer size
75 mm
100 mm
Equipment
Diffusion wet bench
Equipment characteristics:
Wafer holder
Device that holds the wafers during processing.
teflon chuck
Wafer materials
List of wafer materials this tool can accept (not list of all materials, just the wafer itself).
silicon, glass (category), quartz (single crystal), sapphire, silicon on insulator, silicon on sapphire
Wafer thickness
List or range of wafer thicknesses the tool can accept
300 .. 550 µm
Comments:
Removes metal contamination on the surface of non-metallized wafers--not safe for metallized wafers.