134 Sm
62 72
Half life: 10 s 1
Jp: 0+
Decay mode: e+b+
Sn (keV): 1.25E4 sy
Sp (keV): 3.3E3 sy
Literature cut-off date: 1-Jan-1994
Author(s): Yu.V. Sergeenkov
ENSDF citation: NDS 71,557 (1994)

Decay properties

Mode Branching (%) Q-value (keV)
e+b+ 100 5.2E3 sy

Gammas from 134Sm (10 s 1)

Eg (keV) Ig (%) Decay mode
50.8 5 0.40 12 e+b+
104.7 3 0.96 20 e+b+
107.0 5 0.36 12 e+b+
110.2 2 4.0 8 e+b+
112.3 2 2.4 4 e+b+
116.8 3 1.2 4 e+b+
118.9 2 40 2 e+b+
129.5 5 0.92 20 e+b+
141.3 4 1.28 20 e+b+
161.2 3 6 2 e+b+
185.8 2 4.0 12 e+b+
218.9 2 12.8 12 e+b+
224.0 4 0.72 20 e+b+
229.1 2 5.2 8 e+b+
257.4 3 2.6 8 e+b+
280.0 2 5.2 8 e+b+
300.0 2 6.0 12 e+b+
380.1 2 6.8 8 e+b+
419.0 3 3.5 10 e+b+
768.5 3 2.4 8 e+b+

X-rays from 134Sm (10 s 1)

E (keV) I (%) Assignment
4,809 0.149 17 Pm Ll
5,363 0.057 6 Pm Lh
5,408 0.40 4 Pm La2
5,432 3.6 3 Pm La1
5,957 0.20 3 Pm Lb4
5,961 2.26 22 Pm Lb1
6,071 0.33 5 Pm Lb3
6,128 0.032 3 Pm Lb6
6,339 0.76 7 Pm Lb2
6,892 0.37 4 Pm Lg1
7,186 0.060 10 Pm Lg2
7,186 0.086 15 Pm Lg3
37,756 0.00355 25 Pm Ka3
38,171 16.3 11 Pm Ka2
38,725 29.5 20 Pm Ka1
43,713 2.87 19 Pm Kb3
43,827 5.6 4 Pm Kb1
44,145 0.080 6 Pm Kb5
44,942 1.82 12 Pm Kb2
45,064 0.69 5 Pm Kb4

Betas from 134Sm (10 s 1)

>Eb endpoint (keV) Ib (%) Decay mode
3290,6 1.8 b+
3640,6 2 b+
3679,04 16 b+
3759,07 8 b+
3768,6 3.1 b+
3873,29 2.3 b+
3897,97 1.6 b+
3948,89 11 b+
4059,1 34 b+
4065,7 1.9 b+
4312,6 0.6 e
4662,6 0.6 e
4701,04 4.3 e
4781,07 1.9 e
4790,6 0.8 e
4895,29 0.50 e
4919,97 0.4 e
4970,89 2.4 e
5081,1 7 e
5087,7 0.4 e