🌐EnglishEnglishBahasa IndonesiaEspañolFrançaisItalianoTiếng ViệtTürkçeРусскийالعربيةفارسیहिन्दी中文日本語EntityQ7778426· pop 16· linked from 97 articlesparticle decayspontaneous process of one unstable subatomic particle transforming into multiple other particlesAvailable in 16 languagesEspañolFrançais中文日本語Italianoالعربيةहिन्दीBahasa IndonesiaCzechFilipinoTamilConnectionsbranching fractionEntityelectronEntityCategoriesParticle physics