159 Sm
62 97
Half life: 11.37 s 15
Jp: (5/2-)
Decay mode: b-
Sn (keV): 5.1E3 sy
Sp (keV): 1.05E4 sy
Literature cut-off date: 1-Mar-1994
Author(s): R.G. Helmer
ENSDF citation: NDS 72,83 (1994)

Decay properties

Mode Branching (%) Q-value (keV)
b- 100 3.8E3 sy

Gammas from 159Sm (11.37 s 15)

Eg (keV) Ig (%) Decay mode
64.76 6 1.15 14 b-
75.44 4 4.4 3 b-
82.58 5 0.78 14 b-
96.65 8 0.83 18 b-
114.42 6 3.63 18 b-
143.90 12 0.97 14 b-
172.00 6 1.56 18 b-
179.09 9 5.8 3 b-
189.79 9 46 b-
254.43 8 9.8 4 b-
333.20 26 1.15 18 b-
797.2 5 6.1 11 b-
861.97 14 18.2 11 b-
879.78 29 2.3 3 b-
976.6 3 2.6 4 b-
1051.7 3 2.8 6 b-

Betas from 159Sm (11.37 s 15)

>Eb endpoint (keV) Ib (%) Decay mode
2748,2 32.1 18 b-
3466,39 2.3 3 b-
3545,46 23 4 b-
3610,2 21 4 b-
3628 1.3 8 b-
3724,59 10 3 b-
3800 10 b-