V2EX josephson

Josephson

释义 Definition

“Josephson”多用于物理学专名,指与约瑟夫森效应(Josephson effect)或约瑟夫森结(Josephson junction)相关的事物:在两个超导体之间隔着极薄绝缘层时,电子对(库珀对)可通过量子隧穿产生超导电流,并呈现与电压有关的量子相位关系。(也可泛指以“Josephson”命名的常数、器件或关系式。)

发音 Pronunciation (IPA)

/dosfsn/

例句 Examples

The chip uses a Josephson junction to detect tiny magnetic signals.
这块芯片使用约瑟夫森结来探测极微弱的磁信号。

In superconducting circuits, the Josephson effect provides a non-linear element that enables qubits to be controlled with high precision.
在超导电路中,约瑟夫森效应提供了一个非线性元件,使得量子比特能够被高精度地操控。

词源 Etymology

该词源自物理学家Brian David Josephson(布赖恩约瑟夫森)的姓氏。1962年他提出关于超导隧穿的理论预言,随后被实验证实,并因此获得1973年诺贝尔物理学奖。英语中常用“Josephson + 名词”(如 Josephson effect / junction / relations)来指代相关现象与器件。

相关词 Related Words

文学与著作中的用例 Literary / Notable Works

  • Josephson, B. D. “Possible new effects in superconductive tunnelling.” Physics Letters (1962).
  • Michael Tinkham, Introduction to Superconductivity(《超导导论》)
  • Charles P. Poole Jr. et al., Superconductivity
  • Michel H. Devoret & John M. Martinis 等关于超导量子电路/约瑟夫森器件的综述与教材性论文(常在超导量子计算文献中高频出现)
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