| |
|
| Half life: | 7340 y 160 | |
| Jp: | 5/2+ |
| Sn (keV): | 5254 3 |
| Sp (keV): | 6599 3 |
| Prod. mode: |
Naturally occurring
|
| | |
| ENSDF citation: | NDS 58,555 (1989) |
| Literature cut-off date: | 1-Feb-1989 |
| Author(s): | Y.A. Akovali |
| References since cut-off: |
229Th decay from 1989-98 (NSR)
|
| |
Decay properties: |
| Mode | Branching (%) | Q-value (keV) |
|
| a | 100 | 5167.6 10 |
|
| |
Most Recent ENSDF Data (12/2002) |
| Mode | Data set name | Display data |
|
| TORI Data (1999)
Gammas from 229Th (7340 y 160)
|
| Eg (keV) |
Ig (%) | Decay mode |
|
| 11.1 1 |
|
a |
| 17.36 3 |
0.18 9 |
a |
| 21.58 2 |
0.007 10 |
a |
| 23.6 |
0.00123 10 |
a |
| 25.39 2 |
0.008 4 |
a |
| 27.50 2 |
0.035 17 |
a |
| 30.3 |
|
a |
| 30.3 1 |
<0.041 |
a |
| 31.10 5 |
0.84 8 |
a |
| 31.50 5 |
1.19 4 |
a |
| 37.8 1 |
0.0033 16 |
a |
| 42.3 1 |
0.082 8 |
a |
| 42.82 5 |
0.164 10 |
a |
| 43.990 10 |
0.66 3 |
a |
| 46.52 4 |
0.0205 21 |
a |
| 49.75 8 |
0.0215 21 |
a |
| 50.99 4 |
0.017 4 |
a |
| 53.2 1 |
|
a |
| 53.75 20 |
0.011 3 |
a |
| 55.11 3 |
0.0027 4 |
a |
| 56.518 5 |
0.287 21 |
a |
| 63.7 2 |
0.0051 21 |
a |
| 68.09 4 |
0.069 10 |
a |
| 68.8 |
|
a |
| 68.83 3 |
0.136 13 |
a |
| 72.739 10 |
0.144 21 |
a |
| 75.09 7 |
0.61 13 |
a |
| 75.3 1 |
|
a |
| 77.63 5 |
0.045 6 |
a |
| 78.3 2 |
0.0082 21 |
a |
| 86.25 4 |
1.33 10 |
a |
| 86.40 5 |
2.57 10 |
a |
| 88.43 8 |
0.027 6 |
a |
| 94.73 2 |
0.267 21 |
a |
| 94.92 8 |
0.013 3 |
a |
| 101.1 2 |
0.018 3 |
a |
| 104.6 2 |
0.009 3 |
a |
| 107.108 8 |
0.81 4 |
a |
| 109.2 |
0.044 8 |
a |
| 110.332 8 |
0.124 12 |
a |
| 115.3 4 |
0.028 4 |
a |
| 115.98 10 |
0.017 3 |
a |
| 117.99 15 |
0.013 4 |
a |
| 119.98 2 |
0.051 21 |
a |
| 123.193 13 |
0.151 7 |
a |
| 124.55 5 |
0.69 6 |
a |
| 124.65 5 |
0.74 6 |
a |
| 126.4 2 |
0.021 10 |
a |
| 126.5 3 |
0.011 5 |
a |
| 129.04 3 |
0.016 10 |
a |
| 131.926 5 |
0.336 12 |
a |
| 132.6 1 |
|
a |
| 134.2 |
<0.0031 |
a |
| 134.2 1 |
0.009 5 |
a |
| 135.71 7 |
|
a |
| 136.990 4 |
1.18 3 |
a |
| 140.3 2 |
|
a |
| 142.0 1 |
0.011 3 |
a |
| 142.962 5 |
0.404 12 |
a |
| 146.8 |
0.016 8 |
a |
| 147.64 5 |
0.205 21 |
a |
| 148.15 4 |
0.88 6 |
a |
| 150.04 3 |
<0.06 |
a |
| 151.6 3 |
~0.026 |
a |
| 154.336 10 |
0.770 21 |
a |
| 156.409 9 |
1.19 3 |
a |
| 158.42 12 |
0.048 5 |
a |
| 160.6 |
|
a |
| 161.6 3 |
|
a |
| 163.34 17 |
0.021 7 |
a |
| 165.7 3 |
|
a |
| 166.976 7 |
0.205 10 |
a |
| 167.45 5 |
0.051 10 |
a |
| 169.09 3 |
|
a |
| 171.5 2 |
0.18 5 |
a |
| 171.75 2 |
<0.041 |
a |
| 172.926 18 |
0.113 10 |
a |
| 174.22 22 |
|
a |
| 174.22 11 |
0.009 5 |
a |
| 174.82 2 |
<0.031 |
a |
| 179.757 7 |
0.197 15 |
a |
| 183.928 8 |
0.142 7 |
a |
| 190.2 2 |
|
a |
| 193.509 4 |
4.4 |
a |
| 194.3 3 |
0.031 21 |
a |
| 200.807 16 |
0.069 3 |
a |
| 204.690 5 |
0.60 3 |
a |
| 210.15 8 |
0.19 4 |
a |
| 210.853 3 |
2.8 3 |
a |
| 215.100 10 |
0.137 10 |
a |
| 215.4 |
|
a |
| 218.154 17 |
0.185 21 |
a |
| 221.22 5 |
0.023 6 |
a |
| 225.149 19 |
0.072 10 |
a |
| 236.249 8 |
0.174 9 |
a |
| 242.4 2 |
0.094 14 |
a |
| 243.5 3 |
|
a |
| 252.43 3 |
0.095 12 |
a |
| 259.08 4 |
0.034 5 |
a |
| 261.0 5 |
|
a |
| 277.48 5 |
|
a |
| 289.50 16 |
0.006 4 |
a |
| 292.91 12 |
|
a |
| 296.2 2 |
0.012 10 |
a |
|
X-rays from 229Th (7340 y 160)
|
| E (keV) |
I (%) | Assignment |
|
| 10.622 |
2.5 9 |
Ra Ll |
| 12.196 |
4.5 16 |
Ra La2 |
| 12.339 |
40 14 |
Ra La1 |
| 13.662 |
0.8 3 |
Ra Lh |
| 14.236 |
0.71 25 |
Ra Lb6 |
| 14.749 |
3.7 16 |
Ra Lb4 |
| 14.825 |
10 4 |
Ra Lb2 |
| 15.236 |
32 10 |
Ra Lb1 |
| 15.375 |
1.9 7 |
Ra Lb5 |
| 15.447 |
3.7 17 |
Ra Lb3 |
| 17.848 |
7.4 24 |
Ra Lg1 |
| 18.177 |
1.4 6 |
Ra Lg2 |
| 18.353 |
1.5 7 |
Ra Lg3 |
| 18.412 |
1.6 5 |
Ra Lg6 |
| 84.683 |
0.038 3 |
Ra Ka3 |
| 85.431 |
14.6 11 |
Ra Ka2 |
| 88.471 |
24.0 17 |
Ra Ka1 |
| 99.432 |
2.89 21 |
Ra Kb3 |
| 100.130 |
5.5 4 |
Ra Kb1 |
| 100.739 |
0.187 15 |
Ra Kb5 |
| 102.948 |
2.09 15 |
Ra Kb2 |
| 103.296 |
0.71 6 |
Ra Kb4 |
Alphas from 229Th (7340 y 160)
|
| Ea (keV) |
Ia (%) |
|
| 4478 3 |
~0.005 |
| 4484 2 |
0.03 2 |
| 4599 3 |
0.02 1 |
| 4608 2 |
0.050 8 |
| 4667 |
~0.001 |
| 4690 2 |
0.23 8 |
| 4694 2 |
0.12 2 |
| 4737 |
~0.01 |
| 4748 |
~0.005 |
| 4754 |
~0.05 |
| 4761 2 |
1.0 4 |
| 4797.8 12 |
1.5 2 |
| 4809 |
~0.22 |
| 4814.6 12 |
9.30 8 |
| 4833 |
~0.29 |
| 4838 2 |
5.0 2 |
| 4845.3 12 |
56.2 2 |
| 4852 |
~0.03 |
| 4861 2 |
0.28 10 |
| 4865 |
~0.03 |
| 4878 |
~0.03 |
| 4901.0 12 |
10.20 8 |
| 4930 2 |
0.16 5 |
| 4967.5 12 |
5.97 6 |
| 4978.5 12 |
3.17 4 |
| 5009 2 |
0.09 1 |
| 5023 2 |
0.009 3 |
| 5036 2 |
0.24 2 |
| 5047 2 |
<0.2 |
| 5053 2 |
6.6 1 |
| 5078 2 |
0.05 |
|
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