Last Updated：2025/12/03

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(physics) Any of the three necessary conditions that a baryon-generating interaction must satisfy to produce matter and antimatter at different rates: (i) baryon number violation; (ii) C-symmetry and CP-symmetry violation; (iii) interactions out of thermal equilibrium.

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Sakharov condition

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Source Word

Sakharov condition

Noun

(physics) Any of the three necessary conditions that a baryon-generating interaction must satisfy to produce matter and antimatter at different rates: (i) baryon number violation; (ii) C-symmetry and CP-symmetry violation; (iii) interactions out of thermal equilibrium.

Japanese Meaning

物理学におけるサハロフ条件とは、物質と反物質が異なる比率で生成されるために必要な三つの条件を指す。具体的には、（1）バリオン数の非保存、（2）C対称性およびCP対称性の破れ、（3）熱的平衡状態からの逸脱が挙げられる。

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Researchers examined whether the Sakharov condition could be realized in heavy-ion collisions to explain the matter–antimatter imbalance.

Google Translation / DeepL Translation

研究者たちは、重イオン衝突で物質と反物質が異なる割合で生成されるためにバリオン生成相互作用が満たさなければならない三つの必要条件の一つが実現し得るかどうかを検証し、物質と反物質の不均衡を説明しようとした。

Sense（1）

(physics) Any of the three necessary conditions that a baryon-generating interaction must satisfy to produce matter and antimatter at different rates: (i) baryon number violation; (ii) C-symmetry and CP-symmetry violation; (iii) interactions out of thermal equilibrium.

Sakharov conditions

（ plural ）

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