Josephson junction

noun

Jo·​seph·​son junction ˈjō-zəf-sən- How to pronounce Josephson junction (audio)
 also  -səf-sən-
: an electronic fast-switching device that consists of two layers of superconducting metal separated by a thin layer of insulator through which low current flows but increased current causes the insulator to block the flow

Examples of Josephson junction in a Sentence

Recent Examples on the Web In the new study, the researchers experimented with Josephson junctions, which each consist of a very thin insulating film sandwiched between two superconducting layers. IEEE Spectrum, 14 Mar. 2023 Each qubit on the chip is in the form of a loop of superconducting wire called a Josephson junction. John Timmer, Ars Technica, 29 Sep. 2020

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'Josephson junction.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

Brian D. Josephson

First Known Use

1965, in the meaning defined above

Time Traveler
The first known use of Josephson junction was in 1965

Dictionary Entries Near Josephson junction

Cite this Entry

“Josephson junction.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Josephson%20junction. Accessed 29 Mar. 2024.

More from Merriam-Webster on Josephson junction

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!