Josephson junction

[ joh-zuhf-suhn juhngk-shuhn, -suhf- ]

noun

, Electronics.

1. a high-speed switch, used in experimental computers, that operates on the basis of a radiative phenomenon Jo·seph·sonef·fect exhibited by a pair of superconductors separated by a thin insulator. : JJ

Word History and Origins

Origin of Josephson junction¹

First recorded in 1965–70; after B. D. Josephson, who predicted the existence of the effect