Last Updated：2025/11/21

(physics) A form of radioactivity in which alpha particles are emitted from the nucleus of an atom

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alpha emission

Source Word

alpha emission

Noun

uncountable

(physics) A form of radioactivity in which alpha particles are emitted from the nucleus of an atom

Japanese Meaning

原子核からアルファ粒子が放出される放射性現象（アルファ放射）

Researchers measured the alpha emission from the radioactive sample to determine its half-life.

研究者たちは、放射性試料からのアルファ崩壊を測定して、その半減期を決定した。

Sense（1）

(physics) A form of radioactivity in which alpha particles are emitted from the nucleus of an atom