158 Sm
62 96
Half life: 5.30 m 3
Jp: 0+
Decay mode: b-
Sn (keV): 6550 93
Sp (keV): 1.03E4 sy
Literature cut-off date: 1-Oct-1995
Author(s): R.G. Helmer
ENSDF citation: NDS 77,471 (1996)

Decay properties

Mode Branching (%) Q-value (keV)
b- 100 1999 15

Gammas from 158Sm (5.30 m 3)

Eg (keV) Ig (%) Decay mode
100.2 3 4.6 3 b-
108.7 3 1.17 14 b-
132.3 3 0.73 11 b-
149.0 3 4.9 3 b-
177.7 3 3.96 21 b-
189.4 3 15.2 10 b-
190.7 3 4.1 4 b-
224.1 3 8.5 4 b-
226.6 3 5.2 4 b-
229.7 3 6.7 4 b-
283.0 3 0.70 6 b-
285.4 3 1.69 20 b-
299.7 3 2.10 22 b-
321.3 3 8.3 4 b-
324.5 3 10.6 5 b-
326.8 3 2.06 14 b-
338.6 3 3.7 3 b-
361.7 3 6.6 4 b-
363.6 3 12.4 7 b-
376.5 3 0.53 4 b-
551.2 3 3.02 20 b-
791.4 3 1.64 12 b-
988 1 b-
1162.9 3 1.21 6 b-
1209.9 3 0.88 13 b-
1343.3 3 0.83 6 b-
1448.5 3 0.36 3 b-