beta decay
US /ˈbeɪ.t̬ə dɪˌkeɪ/
UK /ˈbiː.tə dɪˌkeɪ/
名词
贝塔衰变, β衰变
a type of radioactive decay in which an atomic nucleus emits a beta particle (an electron or positron)
示例:
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Carbon-14 undergoes beta decay to become nitrogen-14.
碳-14 通过贝塔衰变变成氮-14。
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The discovery of the neutrino was linked to the study of beta decay.
中微子的发现与贝塔衰变的研究有关。