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To: Webster Groves who wrote (73515)2/28/2001 9:51:35 PM
From: Don Lloyd  Read Replies (1) | Respond to of 436258
 
web -

Sorry Heinz, but silver (Ag) is not an economical superconductor.
It is a good normal conductor, however.
Is there a new Ag compound that is superconducting
above 2 K of which I do not know ? Please inform.


The silver was not being used as a superconductor, but rather as a holding/mounting mechanism for using a small amount of the actual superconducting powder as the actual superconducting current flows along the silver-powder interface surface.

See hb's urls -

Message 15427913

Regards, Don



To: Webster Groves who wrote (73515)3/1/2001 9:46:18 AM
From: pater tenebrarum  Read Replies (1) | Respond to of 436258
 
i have posted all the links yesterday...silver itself isn't a superconductor, that's right. but the only viable high temp superconductor WIRE consists of a silver tube, and a silver wire at the core, with the superconducting powder inside the tube (that's a bit of a simplification actually).

it appears that the biggest electron flow occurs where the silver and the superconducting powder touch.

if you remind me after trading i will re-post the links.