不确定度关系,,其中
,所以
具体可见(Nuclear Physics A 729 (2003) 3–128半衰期描述部分)
Very short time, only the total level width can be measured and the half-life is deduced by means of equation:
半衰期 | 能级宽度 |
1 ns (10^-9 s) | 10^-7 eV |
1 ps (10^-12 s) | 10^-3 eV |
10^-19 s | 1 KeV |