Alpha soe-piàn
Guā-māu
Alpha soe-piàn (Eng-bûn: Alpha decay), it-poaⁿ siá-chòe α soe-piàn, sī chi̍t-chióng soe-piàn ê kóe-têng. Alpha soe-piàn hoat-seng ê sî-chūn, 1-ê alpha lia̍p-chí ē tùi goân-chú-hu̍t lāi-té siā-chhut-lâi; soe-piàn hoat-seng liáu-āu, goân-chú-hu̍t ê chit-liōng-sò͘ ē kiám-chió 4-ê tan-ūi, goân-chú-sī mā-ē kiám-chió 2-ê tan-ūi.
Alpha soe-piàn sī chi̍t-chióng hu̍t-hun-lia̍t, i-ê hoán-èng kóe-têng ū khan-liân-tio̍h liōng-chú bu̍t-lí-ha̍k ê liōng-chú chhoan-suī hāu-èng, hām beta soe-piàn bô-kâng-ê só͘-chāi sī iû kiông hō-siong chok-iōng lâi khòng-chè.