V2EX z boson

Z Boson

定义 Definition

Z 玻色子:电弱相互作用中的一种中性传递粒子(规范玻色子),与光子、W/W一起描述弱力与电磁力在统一理论(电弱理论)中的行为。它主要参与弱中性流过程。(另:在粒子物理中也常与“Z 粒子”互称。)

发音 Pronunciation (IPA)

/zi bosn/(美式常见)
/zed bsn/(英式常见)

例句 Examples

The Z boson mediates the weak neutral interaction.
Z 玻色子传递弱中性相互作用。

In high-energy collisions, detecting Z boson decays into lepton pairs helps physicists test the predictions of the Standard Model with great precision.
在高能碰撞中,探测 Z 玻色子衰变成轻子对有助于物理学家以很高精度检验标准模型的预测。

词源 Etymology

boson(玻色子)”来自印度物理学家萨特延德拉玻色(Satyendra Nath Bose)的姓氏,用来纪念他在量子统计方面的贡献;“Z”是电弱理论中对这种中性(neutral)规范玻色子的字母命名,用来与带电的 W 玻色子区分。该粒子在 20 世纪 60 年代的电弱统一理论中被提出,并在之后的实验中得到确认。

相关词 Related Words

文学与著作 Literary Works

  • A Brief History of Time(Stephen Hawking)通俗介绍现代物理时会提及电弱理论与相关粒子(包括 Z 玻色子)。
  • The Road to Reality(Roger Penrose)在讨论规范场与标准模型时涉及 W/Z 玻色子。
  • Introduction to Elementary Particles(David Griffiths)教材中系统讲解标准模型与 Z 玻色子的性质与相互作用。
  • Modern Particle Physics(Mark Thomson)包含 Z 玻色子的实验现象、衰变与精密测量内容。
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