mechanical material2

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Mechanical Material SILICON? Stiff => Thinning is required for appreciable strain

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Mechanical Material2

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Page 1: Mechanical Material2

Mechanical Material

SILICON?

Stiff => Thinning is required for appreciable strain

Page 2: Mechanical Material2

Micromachining of

SILICON?

MICROMACHINING of SILICON => (a) BULK (substrate)(b) SURFACE (films)

Additive Processes: Chemical and Physical Deposition(Thin Layers only) (Single/Poly)

Removal Processes:Chemical and Physical Etching(Wet/Dry/Plasma/Inert/Reactive)

(Bulk/Film) (Anisotropic/Isotropic)

Page 3: Mechanical Material2

BULK MICROMACHINING(Etchants: Isotropic/Anisotropic)

Page 4: Mechanical Material2

BULK MICROMACHINED(Silicon Capillary for Insulin Infuser)

Page 5: Mechanical Material2

BULK MICROMACHINED(Silicon Capillary for Insulin Infuser)

Page 6: Mechanical Material2

BULK MICROMACHINED(Silicon Capillary for Insulin Infuser)

Page 7: Mechanical Material2

BULK MICROMACHINED(Silicon Mask for Cylindrical Micromotion Sensor)

Page 8: Mechanical Material2

BULK MICROMACHINED(Series Connected Photovoltaic Converter Battery)

Page 9: Mechanical Material2

BULK MICROMACHINED(Series Connected Photovoltaic Converter Battery)

Page 10: Mechanical Material2

BULK MICROMACHINED(Series Connected Photovoltaic Converter Battery)

Page 11: Mechanical Material2