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Josephson junction

American  
[joh-zuhf-suhn juhngk-shuhn, -suhf-] / ˈdʒoʊ zəf sən ˈdʒʌŋk ʃən, -səf- /

noun

Electronics.
  1. a high-speed switch, used in experimental computers, that operates on the basis of a radiative phenomenon Josephsoneffect exhibited by a pair of superconductors separated by a thin insulator. JJ


Etymology

Origin of Josephson junction

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

Example Sentences

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See Examples For:

By moving this barrier periodically, the researchers recreated conditions similar to those in a superconducting Josephson junction exposed to microwave radiation.

From Science Daily Dec. 23, 2025

The superconductors and topological insulators were coupled to form a so-called Josephson junction, a connection between two superconductors separated by a thin layer of non-superconducting material.

From Science Daily Apr. 4, 2024

The typical, trusty aluminum Josephson junction is made of two layers of aluminum and a middle layer of aluminum oxide.

From Science Daily Feb. 26, 2024

Since switches are a limiting factor in computer speed, an economical Josephson junction could prove invaluable.

From Time Magazine Archive

For both technical and economic reasons, IBM abandoned its Josephson junction project in 1983.

From Time Magazine Archive

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