| 单词 | josephson effect |
| 释义 | Josephson effect/ (ˈdʒəʊzɪfsən) / nounphysics any one of the phenomena which occur when an electric current passes through a very thin insulating layer between two superconducting substances. The applications include the very precise standardization of the volt Word Origin for Josephson effectC20: named after Brian David Josephson (born 1940), Welsh physicist; shared the Nobel prize for physics in 1973 Words nearby Josephson effectJosephine, Joseph of Arimathaea, Joseph of Arimathea, Joseph's-coat, Josephson, Josephson effect, Josephson junction, Joseph, the husband of Mary, Josephus, josh, Joshua Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Scientific definitions for Josephson effectJosephson effect [ jō′zəf-sən ] An effect in which electron pairs undergo quantum tunneling with zero resistance across a barrier separating two superconductors. The effect can be manipulated by varying a magnetic field at the junction where the tunneling occurs and is being investigated as a possible part of the design of high-speed switches for computer microprocessors. The Josephson effect is named after its discoverer, Welsh physicist Brian David Josephson (b. 1940). The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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