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Deep RIE of silicon

high aspect ratio, deep reactive ion etched microstructures

Applications

Silicon micromachining, e.g.
- Microfluidic channels and ports
- MEMS (accelerometers, micromotors etc.)
- MOEMS (optical switches, mirrors etc.)
- Electrical through wafer interconnects

Capabilities

- Multilevel etching
- Aligned front and back side etching
- Aspect ratio 1:10
- Through-wafer etching
- Sidewall inclination (profile) control

Examples

examples of deep reactive ion etched microstructres