V2EX nuclide

Nuclide

释义 Definition

核素:指由一定数量的质子中子组成、具有特定核电荷数(原子序数)和核子数(质量数)的原子核种类。常用于核物理、放射化学与核工程语境。(有时也会泛指相应的原子/同位素。)

发音 Pronunciation (IPA)

/nuklad/

例句 Examples

A nuclide can be stable or radioactive.
核素可以是稳定的,也可以是放射性的。

Scientists tracked how each nuclide in the fuel changed after irradiation, which helped them predict long-term waste behavior.
科学家追踪了燃料在辐照后各个核素如何变化,从而帮助他们预测核废物的长期行为。

词源 Etymology

nuclide 来自 nucleus(原子核)+ 后缀 -ide(常用于表示某类物质/成分或相关实体的词,如 chloride)。该词在20世纪核科学发展中被广泛使用,用来更精确地区分“具有特定核组成的原子核种类”,避免只用 isotope(同位素)时可能产生的概念混淆。

相关词 Related Words

文学与著作 Literary Works

  • The Making of the Atomic Bomb(Richard Rhodes)核史与核科学科普写作中常出现 nuclide 等术语。
  • Introductory Nuclear Physics(Kenneth S. Krane)用 nuclide 系统讲解核结构、衰变与反应。
  • Nuclear and Radiochemistry(Friedlander, Kennedy, Miller 等)放射化学与核素生成/分离讨论中频繁使用该词。
  • Chart of the Nuclides(多版本核素图谱/资料集,如 Knolls Atomic Power Laboratory 等出版物)以 nuclide 为核心组织信息的经典参考资料。
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