V2EX nuclear transmutation

Nuclear Transmutation

释义 Definition

核嬗变 / 核转变:指通过核反应(如放射性衰变、核裂变、核聚变或粒子轰击)使一种元素或核素转变为另一种元素或核素的过程。常见于核物理、核工程与天体物理(恒星核合成)语境中。(该词组也可更广义地指“元素的转变”,但现代语境多指核层面的变化。)

发音 Pronunciation (IPA)

/nuklir trnz.mjuten/

例句 Examples

Nuclear transmutation can change one element into another.
核嬗变可以把一种元素转变成另一种元素。

In reactors and particle accelerators, nuclear transmutation is used to produce rare isotopes and to reduce long-lived radioactive waste.
在核反应堆和粒子加速器中,核嬗变可用于生产稀有同位素,并减少长寿命放射性废物。

词源 Etymology

nuclear 来自 nucleus(“原子核、核心”),源头可追溯到拉丁语 nucleus(“核、果仁”)。
transmutation 来自拉丁语构词:*trans-*(“跨越、改变”)+ mutare(“改变”),原意是“转化、变形”。在中世纪炼金术中常指“把金属变成黄金”的幻想;现代科学中则明确指核层面的元素/核素转变

相关词 Related Words

文学与著作 Literary Works

  • The Making of the Atomic Bomb Richard Rhodes(涉及核反应与元素/同位素生成的讨论,常会出现或紧密相关于“核嬗变”的概念与表述)
  • Introduction to Nuclear Engineering John R. Lamarsh & Anthony J. Baratta(核工程教材中讨论中子俘获、同位素生成与核嬗变过程)
  • Cauldron: Supercollider Physics Andrew Watson(科普/科学写作中涉及粒子加速器诱发的核反应与转变,语境常与 nuclear transmutation 对应)
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