The decay of an isotope by different methods to two or more different end-members. For example, 40K decays either to 40Ar (12%) by positron emission and electron capture, or to 40Ca (88%) by emission of a negative beta particle.
科学参考收录了60776条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。