🌐EnglishEnglishBahasa IndonesiaDeutschEspañolFrançaisItalianoNederlandsPolskiPortuguêsSvenskaTiếng ViệtTürkçeРусскийالعربيةفارسی한국어中文日本語EntityQ1065997· pop 34· linked from 306 articlesproton decayAlso known as nucleon decayhypothetical decay process of a nucleon (proton or neutron) into non-nucleons (anything else)Available in 32 languagesEspañolFrançaisDeutsch中文日本語РусскийPortuguêsItalianoالعربيةAzerbaijaniConnectionsmuonEntitypionEntityCategoriesGrand Unified TheoryHypothetical particlesParticle physicsPhysics beyond the Standard ModelProton