If the indium geometries are not too small, you can evaporate them through a
shadow mask.
shay

BobHendu@aol.com wrote:

> Indium can easily be evaporated to those thicknesses. We have built
evaporators for this purpose. I don't know how to etch the material but you
could use a lift-off technique with thick photoresist. Maybe Bill Moffet can
provide some insights to lift-off with those thicknesses. Bob Henderson
>
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