Last Updated:2025/11/21
(physics) A nuclear reaction in which a beta particle (electron or positron) is emitted.
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beta decay
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Source Word
beta decay
Noun
countable
uncountable
Japanese Meaning
原子核からベータ粒子(電子または陽電子)が放出される核反応、すなわちベータ崩壊
( plural )