Re: More on breakdown in thin films
Subject: Re: More on breakdown in thin films
From: francis.17-at-postbox.acs.ohio-state.edu (Chris Francis)
Date: Tue, 11 Apr 1995 00:29:43 -0400
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>Subject: More on breakdown in thin films
>Just another little tidbit.
> I found some information on the breakdown voltages of sputtered
>thin films of SiO2 (Quartz) used in the semiconductor industry. THey easily
>get 10,000 volts/mil (YES, that's TEN_THOUSAND!!!) for thicknesses of
>around a micron. That's 10 times the "bulk" breakdown for almost anything.
> Also, with diminished thickness, they seem not to have so many
>problems with the frequency dependence of the breakdown. The FET's in your
>100Mhz Pentium withstand huge breakdown fields at dc-100Mhz.
> I want to make a test cap made from series stacks of thin film caps
>to see if this has any real potential, but I don't have a coil to test it
>on. Anybody know of somebody with a coil in central Ohio or Kentucky?
COSI had one at one time. (10 years ago?) I have not been that way since then.
Might be worth a try.