V2EX dirac

Dirac

Definition / 释义

Dirac:狄拉克(常指英国理论物理学家保罗狄拉克 Paul A. M. Dirac,19021984),也常用来指与其相关的概念,如狄拉克方程(Dirac equation)、狄拉克δ函数(Dirac delta function)、狄拉克海(Dirac sea)等。(注:这是专有名词,用法多见于科学语境。)

Pronunciation / 发音

/dark/

Examples / 例句

Dirac proposed an equation that describes the electron.
狄拉克提出了一个描述电子的方程。

In her quantum mechanics course, she learned how the Dirac equation unites quantum theory with special relativity and predicts antimatter.
在量子力学课上,她学习了狄拉克方程如何把量子理论与狭义相对论结合起来,并预言了反物质。

Etymology / 词源

Dirac来自人名,源于物理学家 Paul Adrien Maurice Dirac 的姓氏。由于他在量子力学与相对论结合方面的奠基性贡献,他的名字被用于命名多个重要概念(如狄拉克方程与狄拉克符号“braket”)。

Related Words / 相关词

Literary Works / 文学与著作例证

  • Paul A. M. Dirac:《The Principles of Quantum Mechanics》(《量子力学原理》)经典教材与理论表述中频繁出现“Dirac”(作者名及相关术语)。
  • Richard P. Feynman:《QED: The Strange Theory of Light and Matter》(《QED:光与物质的奇异理论》)科普叙述中提到狄拉克及其对量子理论的贡献。
  • John Gribbin:《In Search of Schrdinger’s Cat》(《寻找薛定谔的猫》)面向大众的量子史叙述中涉及狄拉克与反物质等概念。
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