I'm seeking a company or fab that can handle small batches and can deposit
10-20 um of any of the following  materials onto an insulating substrate:

sapphire
glass/SiO2
quartz
alumina
aluminum nitride
diamond

or other low rf-loss material that can be etched.

Thanks, you can contact me directly.


John Chiaverini
NIST Boulder, Time and Frequency Division
Ion Storage Group, Quantum Computation Project
john.chiaverini@boulder.nist.gov
(303) 497-4364