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Josephson junction

Syllabification: (Jo·seph·son junc·tion)

Pronunciation: /ˈjōzəfsən, -səf-/

Definition of Josephson junction

noun

Physics

an electrical device in which two superconducting metals are separated by a thin layer of insulator, across which an electric current may flow in the absence of a potential difference. The current may be made to oscillate in proportion to an applied potential difference.