Re: TECH: SUPER/ULTRA CAPACITORS, was Re: PHYS: Fractal Nanopore Storage (Out o

From: Ken Clements (Ken@Innovation-On-Demand.com)
Date: Wed Apr 03 2002 - 16:11:01 MST


"Dickey, Michael F" wrote:

>
> You should be able to get two paper sheets and roll them into a cylinder
> with a dialectric sandwiched between them and make a good ultra cap.
>

It is not that simple. The dielectric has to have the same surface area on each side as the electrodes. For aerogel capacitors a liquid electrolyte is used to get into the tiny spaces as part of a system that forms the dielectric. See:

http://www.huret.com/PBD-2001/PowerStor-2001.pdf

-Ken



This archive was generated by hypermail 2.1.5 : Sat Nov 02 2002 - 09:13:14 MST