62-SM-139
Atomic Mass |
Mass Excess |
138.922302225507 amu |
-72.375 MeV |
Level energy (MeV) |
Spin & parity |
Half-life |
Mode of decay |
Branch ratio (%) |
Decay energy (MeV) |
Ground state |
(1/2)+ |
2.57 M 0.10 |
EC |
100 |
5.16 |
.458 |
(11/2)- |
10.7 S 0.6 |
IT |
93.7 |
.458 |
.458 |
(11/2)- |
10.7 S 0.6 |
EC |
6.3 |
5.618 |
Strong Gamma-rays from Decay of SM-139
Decay mode |
Half-life |
Gamma-ray energy (keV) |
Intensity (%) |
IT |
10.7 S 0.6 |
111.60 |
0.80+- 0.20 |
IT |
10.7 S 0.6 |
111.90 |
25.+- 4. |
IT |
10.7 S 0.6 |
155.30 |
36.+- 4. |
IT |
10.7 S 0.6 |
190.10 |
37.+- 6. |
IT |
10.7 S 0.6 |
223.50 |
3.1+- 0.5 |
IT |
10.7 S 0.6 |
267.30 |
36.+- 6. |
EC |
2.57 M 0.10 |
33.00 |
1.02+- 0.14 |
EC |
2.57 M 0.10 |
188.90 |
2.70+- 0.17 |
EC |
2.57 M 0.10 |
228.00 |
2.99+- 0.20 |
EC |
2.57 M 0.10 |
234.6 |
1.1+- 0.4 |
EC |
2.57 M 0.10 |
273.70 |
36.5+- 1.0 |
EC |
2.57 M 0.10 |
306.70 |
28.5+- 2.0 |
EC |
2.57 M 0.10 |
315.70 |
1.39+- 0.23 |
EC |
2.57 M 0.10 |
319.2 |
0.62+- 0.19 |
EC |
2.57 M 0.10 |
322.6 |
0.91+- 0.19 |
EC |
2.57 M 0.10 |
361.5 |
0.51+- 0.15 |
EC |
2.57 M 0.10 |
447.50 |
3.21+- 0.21 |
EC |
2.57 M 0.10 |
463.1 |
0.58+- 0.15 |
EC |
2.57 M 0.10 |
467.0 |
0.55+- 0.15 |
EC |
2.57 M 0.10 |
475.30 |
2.5+- 0.3 |
EC |
2.57 M 0.10 |
508.5 |
4.7+- 1.1 |
EC |
2.57 M 0.10 |
554.2 |
0.73+- 0.15 |
EC |
2.57 M 0.10 |
589.50 |
1.90+- 0.23 |
EC |
2.57 M 0.10 |
596.30 |
8.0+- 0.8 |
EC |
2.57 M 0.10 |
619.2 |
0.66+- 0.15 |
EC |
2.57 M 0.10 |
648.8 |
0.55+- 0.15 |
EC |
2.57 M 0.10 |
655.30 |
3.6+- 0.6 |
EC |
2.57 M 0.10 |
655.80 |
2.9+- 0.5 |
EC |
2.57 M 0.10 |
741.9 |
2.7+- 0.4 |
EC |
2.57 M 0.10 |
744.8 |
0.66+- 0.11 |
EC |
2.57 M 0.10 |
782.00 |
6.9+- 1.2 |
EC |
2.57 M 0.10 |
862.20 |
1.93+- 0.23 |
EC |
2.57 M 0.10 |
886.0 |
0.73+- 0.15 |
EC |
2.57 M 0.10 |
910.10 |
1.8+- 0.3 |
EC |
2.57 M 0.10 |
930.1 |
0.91+- 0.15 |
EC |
2.57 M 0.10 |
1015.70 |
1.6+- 0.3 |
EC |
2.57 M 0.10 |
1135.20 |
0.80+- 0.15 |
EC |
2.57 M 0.10 |
1168.1 |
0.69+- 0.12 |
EC |
2.57 M 0.10 |
1392.6 |
0.66+- 0.15 |
EC |
2.57 M 0.10 |
1441.9 |
0.51+- 0.15 |
EC |
2.57 M 0.10 |
1675.2 |
1.31+- 0.23 |
EC |
2.57 M 0.10 |
2210.0 |
1.57+- 0.23 |
EC |
2.57 M 0.10 |
2962.4 |
0.62+- 0.15 |