摘要: 本文介绍自1984年发现~(223)Ra发射~(14)C衰变现象以来,用于统一描述α衰变、集团衰变和自发裂变的两类原子核衰变模型——集团模型和统一模型的发展概况,并指出它们存在的问题。 Both cluster models and unified models, describing in a unified manner alpha decay,cluster decay and spontaneous fission, are briefly introduced. The developments and problems ofnuclear decay models are also described.