Last Updated：2025/11/20

(physics) An energetic electron or positron produced as the result of a nuclear reaction or nuclear decay.

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beta particle

Source Word

beta particle

Noun

(physics) An energetic electron or positron produced as the result of a nuclear reaction or nuclear decay.

Japanese Meaning

（物理学）核反応や核崩壊の結果として生成される、エネルギーを持つ電子または陽電子

A beta particle emitted during the radioactive decay passed through the detector's thin window and was recorded.

放射性崩壊で放出されたベータ粒子が検出器の薄い窓を通過して記録された。

Sense（1）

(physics) An energetic electron or positron produced as the result of a nuclear reaction or nuclear decay.

beta particles

（ plural ）