proximity-effect microbridge

proximity-effect microbridge

[präk′sim·əd·ē i¦fekt ′mī·krō‚brij]
(cryogenics)
A Josephson junction formed by overcoating a few micrometers of thin superconducting film with normal metal, thereby weakening the superconductivity in the film beneath the metal. Also known as Notarys-Mercereau microbridge.