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单词 triple alpha process
释义

triple alpha process


triple alpha process

(Salpeter process) A nuclear reaction occurring in an evolved star's interior when all the hydrogen has been used up and the core temperature has reached about 108 kelvin. Three helium nuclei (alpha particles) fuse together to form carbon by the reaction 34He → 12C + γ

This reaction gives out only 10% as much energy per unit mass as hydrogen burning.

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更新时间:2024/11/14 2:19:11