V2EX ionization

Ionization

定义 Definition

名词 (n.) 使原子或分子获得或失去电子,从而形成带电粒子(离子)的过程。中文常译为"电离"或"离子化"。

发音 Pronunciation

/a..nze.n/

例句 Examples

The ionization of water produces hydrogen and hydroxide ions.
水的电离会产生氢离子和氢氧根离子。

Scientists measured the ionization energy required to remove an electron from a sodium atom, which helped them understand its chemical reactivity.
科学家测量了从钠原子中移除一个电子所需的电离能,这帮助他们理解了钠的化学活性。

词源 Etymology

该词源自 ion(离子),而 ion 来自希腊语 ν(ión),意为"前进的、移动的",是动词 ναι(iénai,"去")的现在分词形式。1834年,英国物理学家法拉第(Michael Faraday)在研究电解现象时,由剑桥学者惠威尔(William Whewell)建议采用了这一术语,用以描述在电场中"移动"的带电粒子。后缀 -ization 表示"……的过程",因此 ionization 即"形成离子的过程"。该词于19世纪末开始广泛使用,与物理学和化学的快速发展密切相关。

相关词汇 Related Words

  • Ion
  • Electron
  • Plasma
  • Electrolysis
  • Radiation
  • Dissociation
  • Cathode
  • Anode
  • Valence
  • Photon
  • 文学与学术引用 Literary & Academic References

    • 尼尔斯玻尔(Niels Bohr)在其1913年的论文《论原子和分子的构造》(On the Constitution of Atoms and Molecules)中大量讨论了电离现象,奠定了量子力学的基础。
    • 卡尔萨根(Carl Sagan)在《宇宙》(Cosmos,1980)中提到宇宙射线导致大气层的 ionization,以通俗的方式向读者介绍了这一概念。
    • 理查德费曼(Richard Feynman)在《费曼物理学讲义》(The Feynman Lectures on Physics,1964)中系统讲解了 ionization energy 与原子结构的关系。
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