V2EX cosmochemistry

Cosmochemistry

定义 / Definition

宇宙化学:研究宇宙中(尤其是太阳系内)物质的化学组成、元素与同位素分布、以及它们在恒星与行星形成和演化过程中的化学反应与来源的学科。常涉及陨石、行星、彗星、星际尘埃与恒星核合成产物等。(该词在不同语境下也可泛指“宇宙中的化学过程”。)

发音 / Pronunciation (IPA)

/kzmokmstri/

例句 / Examples

Cosmochemistry helps scientists understand what meteorites are made of.
宇宙化学帮助科学家了解陨石由哪些物质组成。

By comparing isotopic ratios in lunar rocks and meteorites, cosmochemistry can reveal clues about the early Solar System’s formation.
通过比较月球岩石与陨石中的同位素比值,宇宙化学可以揭示早期太阳系形成的线索。

词源 / Etymology

由 **cosmo-**(“宇宙”,源自希腊语 kosmos,意为“宇宙/秩序”)+ chemistry(“化学”)构成,字面意思就是“关于宇宙的化学”。该术语常用于行星科学与地球化学交叉领域,强调用化学与同位素证据追溯天体物质的起源与演化。

相关词 / Related Words

文学与著作中的用例 / In Notable Works

  • Meteorites and the Early Solar System(多作者学术合集;行星科学经典参考书中常用该术语)
  • Cosmochemistry(以该主题为核心的教材/专著类书名常见;不同版本与作者在学界流通)
  • Treatise on Geochemistry(《地球化学论丛》相关卷册中涉及“cosmochemistry”作为地球化学的外延与对照领域)
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