V2EX charged particle

Charged Particle

释义 Definition

带电粒子:指带有净电荷(正或负)的微小粒子,在电场或磁场中会受到力的作用并可能发生偏转。常见的带电粒子包括电子、质子、离子等。

发音 Pronunciation (IPA)

/trdd prtkl/

例句 Examples

A charged particle is deflected by a magnetic field.
带电粒子会在磁场中发生偏转。

In an accelerator, charged particles can be guided and focused using electric and magnetic fields to reach extremely high energies.
在粒子加速器中,可以用电场和磁场引导并聚焦带电粒子,使其达到极高能量。

词源 Etymology

charged 来自动词 charge,含“使带电、赋予电荷”之意;charge 词源上可追溯到古法语 charger(“装载、加重、使承担”),后来在科学语境中引申出“携带电荷”。
particle 来自拉丁语 particula(“小部分、微粒”),表示“很小的组成单位”。合起来 charged particle 即“带着电荷的微粒/粒子”,是物理与工程中非常常用的术语。

相关词 Related Words

文学与经典著作中的用例 Literary Works

  • The Feynman Lectures on Physics(费曼《物理学讲义》):在电磁学章节中频繁讨论带电粒子在电场、磁场中的运动。
  • Introduction to Electrodynamics(David J. Griffiths,《电动力学导论》):以带电粒子受力与场的关系(如洛伦兹力)为核心例子。
  • Classical Electrodynamics(J. D. Jackson,《经典电动力学》):更高阶地系统处理带电粒子与电磁场的相互作用问题。
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