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粒子衰变分宽度
释义
粒子衰变分宽度
Encyclopedia
理学
粒子物理学
释
partial decay constant
粒子衰变分宽度
用量子场论方法计算得到的单位时间内不稳定粒子从初态跃迁到各不同末态的概率。具有能量的量纲,通常称之为该衰变道的分宽度。
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