下列何者為製造鈷六十射源的主要方法?

A$\frac{57}{26}Fe + \frac{4}{2}He \rightarrow \frac{60}{27}Co + \frac{1}{1}H + \gamma$
B$\frac{59}{27}Co + \frac{1}{0}n \rightarrow \frac{60}{27}Co + \gamma$正確答案
C$^{60}_{27}Co \rightarrow _{28}^{60}Ni + _{-1}^{0}\beta + \bar{\nu} + \gamma$
D$\frac{60}{28}Ni + _{-1}^{0}e \rightarrow_{27}^{60}Co + \nu + \gamma$
答案與詳解
