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From: "Tim Williams" <tiwill@seventransistorlabs.com>
Newsgroups: sci.electronics.design
Subject: Re: Capacitor soakage
Date: Thu, 9 Feb 2017 16:46:22 -0600
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"John Larkin" <jjlarkinxyxy@highlandtechnology.com> wrote in message 
news:i0gp9c9kcsukm6mikhie7d6nrldeh0arhu@4ax.com...
> Vacuum capacitors have pretty low DA.
>
> We need a high-K vacuum.

If you make the plates out of neutronium, that might help out.

As a bonus, it may be a high temperature superconductor, which is nice.

As a downside, it'll have lower energy storage capacity -- y'know, too much 
and the whole thing collapses.  Pesky, that.

Tim

-- 
Seven Transistor Labs, LLC
Electrical Engineering Consultation and Contract Design
Website: http://seventransistorlabs.com