V2EX nucleosynthesis

Nucleosynthesis

释义 Definition

核合成;核合成作用:指在恒星、超新星或宇宙早期等极端环境中,通过核反应把较轻的原子核生成较重的原子核的过程。(该词也常特指“恒星核合成/大爆炸核合成”等。)

发音 Pronunciation (IPA)

/nu.kli.osn.θ.ss/

例句 Examples

Nucleosynthesis creates new elements in stars.
核合成在恒星中产生新的元素。

Scientists study nucleosynthesis to understand how the universe became rich in elements heavier than hydrogen and helium.
科学家研究核合成,以理解宇宙如何逐渐富集出比氢和氦更重的元素。

词源 Etymology

来自 **nucleo-**(“原子核”)+ synthesis(“合成”)。字面意思就是“在原子核层面的合成”,用来描述通过核反应“造出”更重元素的过程。该术语在20世纪天体物理与核物理发展中被广泛使用,用以解释元素丰度的来源。

相关词 Related Words

文学与著作中的用例 Notable Works

  • The First Three Minutes(Steven Weinberg)讨论大爆炸早期条件与核合成对轻元素形成的影响。
  • A Brief History of Time(Stephen Hawking)涉及宇宙演化背景下的元素形成与相关的核合成概念。
  • Principles of Stellar Evolution and Nucleosynthesis(Donald D. Clayton)经典教材级著作,系统阐述恒星演化与核合成过程。
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