Radionuclide
Daughters
Half life
Emitted Particles
Percent emitted per decay
Particle Energy (keV)
149Tb
4.2 h
α
17
4078
γ
61
43
11
48
28
165
33
352
20
388
652
12
817
16
853
e-
30
7
8
10
115
149Gd
9.25 d
82
41
15
47
42
150
23
299
18
347
53
40
21
101
149Eu
93 d
96
45
55
145Eu
59 d
894
211At
7.2 h
5982
19
80
211Po
516 ms
58
7594
207Bi
32 y
24
70
570
31
1
207Pb
stable
212Bi
60.6 min
36
6207
β-
64
771
212Po
8954
208Tl
560
510
590
2600
213Bi
46 min
2
98
444
440
213Po
4.2 μs
8537
209Tl
2.2 min
659
209Pb
3.25 h
100
198
209Bi
223Ra
11.4 d
5979
270
219Rn
32.3 ms
6949
215Po
1.8 ms
7526
211Pb
36.1 min
447
211Bi
2.1 min
6278
84
6623
13
350
207Tl
4.8 min
493
225Ac
10 d
5935
221Fr
4.9 min
6458
218
217At
7201
227Th
18.7d
6146
7946