TABLE 1
Characteristics of Radionuclides
Radionuclide
Half-life (days)
β-Radiation
γ-Radiation
E
max
(MeV)
Abundancy
keV
Abundancy
131
I
8
0.6
89%
364
81%
90
Y
2.7
2.28
100%
177
Lu
6.7
0.5
79%
208
11%
0.18
12%
113
6%
186
Re
3.8
1.08
71%
137
9%
0.9
22%