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Radioactive alpha decay is a type of nuclear disintegration in which an unstable nucleus emits an alpha particle to transform into a more stable nucleus. The alpha particle consists of two protons and two neutrons, making it identical to a helium-4 nucleus. Be a member of this channel and help maintain scientific dissemination in Brazil: / @fisicoradioativo Technical Sheet Script: Denis Wiener Presentation and Direction: Denis Wiener Editing: Denis Wiener Does it all: Denis Wiener