| |
|
|---|
| Half life: | 26.70 s 10 | |
|---|
| Jp: | 4(-) |
|---|
| Sn (keV): | 5311 47 |
|---|
| Sp (keV): | 8.75E3 16 |
|---|
| | |
|---|
| ENSDF citation: | NDS 65,65 (1992) |
|---|
| Literature cut-off date: | 1-May-1991 |
|---|
| Author(s): | R.G. Helmer |
|---|
| References since cut-off: |
156Pm decay from 1991-98 (NSR)
|
|---|
| |
|---|
Decay properties:
|
|---|
| Mode | Branching (%) | Q-value (keV) |
References |
|---|
| b- | 100 | 5155 35 |
90He11 |
| |
|---|
Most Recent ENSDF Data (12/2002)
|
|---|
| Mode | Data set name | Display data |
|---|
|
|---|
| TORI Data (1999)
Gammas from 156Pm (26.70 s 10)
|
|---|
| Eg (keV) |
Ig (%) | Decay mode |
|---|
|
| 75.88 5 |
12.5 7 |
b- |
| 117.42 5 |
13.8 7 |
b- |
| 173.75 5 |
52.0 20 |
b- |
| 223.31 10 |
1.0 1 |
b- |
| 267.32 5 |
13.3 7 |
b- |
| 370.94 10 |
0.6 1 |
b- |
| 376.75 10 |
0.9 1 |
b- |
| 380.4 4 |
0.6 1 |
b- |
| 494.4 4 |
0.3 1 |
b- |
| 503.37 20 |
0.3 1 |
b- |
| 518.4 4 |
0.9 1 |
b- |
| 524.9 4 |
1.0 1 |
b- |
| 625.27 20 |
0.6 1 |
b- |
| 626.37 20 |
0.6 1 |
b- |
| 684.65 10 |
2.1 1 |
b- |
| 690.90 10 |
5.6 3 |
b- |
| 727.6 3 |
0.9 2 |
b- |
| 750.26 10 |
2.1 2 |
b- |
| 756.51 10 |
2.1 2 |
b- |
| 770.77 10 |
2.6 3 |
b- |
| 799.70 10 |
3.6 4 |
b- |
| 803.9 3 |
1.1 2 |
b- |
| 827.03 10 |
0.6 1 |
b- |
| 832.08 20 |
1.2 2 |
b- |
| 860.26 20 |
1.1 1 |
b- |
| 880.39 10 |
10.4 5 |
b- |
| 894.35 10 |
8.4 4 |
b- |
| 934.00 10 |
12.3 6 |
b- |
| 992.0 10 |
0.3 1 |
b- |
| 1034.25 10 |
1.4 1 |
b- |
| 1147.84 10 |
20.5 1 |
b- |
| 1259.44 10 |
12.6 6 |
b- |
| 1360.58 10 |
1.8 2 |
b- |
| 1374.91 10 |
2.3 2 |
b- |
| 1382.24 10 |
5.7 3 |
b- |
| 1416.6 5 |
0.6 1 |
b- |
| 1433.70 10 |
8.4 4 |
b- |
| 1473.6 4 |
0.5 1 |
b- |
| 1509.12 20 |
2.8 3 |
b- |
| 1516.56 10 |
7.4 4 |
b- |
| 1555.6 5 |
0.4 1 |
b- |
| 2269.9 4 |
0.7 1 |
b- |
| 2276.18 20 |
0.7 1 |
b- |
| 2360.0 3 |
1.0 1 |
b- |
| 2366.78 20 |
0.8 1 |
b- |
| 2406.7 3 |
1.0 1 |
b- |
| 2443.34 20 |
2.4 2 |
b- |
| 2450.17 10 |
2.7 3 |
b- |
|
X-rays from 156Pm (26.70 s 10)
|
|---|
| E (keV) |
I (%) | Assignment |
|---|
|
| 4.993 |
0.24 3 |
Sm Ll |
| 5.589 |
0.108 9 |
Sm Lh |
| 5.610 |
0.65 5 |
Sm La2 |
| 5.636 |
5.9 5 |
Sm La1 |
| 6.196 |
0.158 24 |
Sm Lb4 |
| 6.206 |
4.4 4 |
Sm Lb1 |
| 6.317 |
0.26 4 |
Sm Lb3 |
| 6.371 |
0.055 4 |
Sm Lb6 |
| 6.587 |
1.24 10 |
Sm Lb2 |
| 7.183 |
0.73 6 |
Sm Lg1 |
| 7.471 |
0.049 8 |
Sm Lg2 |
| 7.489 |
0.069 11 |
Sm Lg3 |
| 39.097 |
0.00376 17 |
Sm Ka3 |
| 39.522 |
14.8 6 |
Sm Ka2 |
| 40.118 |
26.8 10 |
Sm Ka1 |
| 45.294 |
2.62 10 |
Sm Kb3 |
| 45.414 |
5.08 20 |
Sm Kb1 |
| 45.741 |
0.075 4 |
Sm Kb5 |
| 46.578 |
1.68 7 |
Sm Kb2 |
| 46.705 |
0.63 3 |
Sm Kb4 |
Betas from 156Pm (26.70 s 10)
|
|---|
| Eb endpoint (keV) |
Ib (%) | Decay mode |
|---|
|
| 2460.3 |
0.8 |
b- |
| 2543.49 |
0.8 4 |
b- |
| 2550.3 |
1.0 4 |
b- |
| 2633.78 |
16.5 6 |
b- |
| 2640.96 |
8.2 5 |
b- |
| 2677.4 |
1.0 4 |
b- |
| 2818.08 |
1.8 4 |
b- |
| 2894.48 |
4.2 4 |
b- |
| 2960.09 |
7.7 4 |
b- |
| 3126.2 |
1.9 4 |
b- |
| 3421.65 |
1.0 4 |
b- |
| 3549.7 |
1.8 4 |
b- |
| 3644.96 |
23.0 15 |
b- |
| 3650.78 |
11.4 9 |
b- |
| 3762.45 |
3.1 16 |
b- |
| 3903.9 |
0.6 4 |
b- |
| 4049.89 |
2.5 4 |
b- |
| 4139.38 |
1.7 4 |
b- |
| 4284.31 |
3.6 5 |
b- |
| 4642.93 |
3.4 10 |
b- |
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