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Half life: | 1.6781 d 3 | |
Jp: | 3- |
Sn (keV): | 5160.97 5 |
Sp (keV): | 6695 3 |
Prod. mode: |
Fission product Fast neutron activation Thermal neutron activation
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ENSDF citation: | NDS 73,261 (1994) |
Literature cut-off date: | 1-Nov-1994 |
Author(s): | L.K. Peker |
References since cut-off: |
140La decay from 1994-98 (NSR)
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Decay properties: |
Mode | Branching (%) | Q-value (keV) |
|
b- | 100 | 3761.9 19 |
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Data sets: |
Mode | Data set name | Display data |
|
Gammas from 140La (1.6781 d 3)
|
Eg (keV) |
Ig (%) | Decay mode |
|
24.595 4 |
<0.0029 |
b- |
64.135 10 |
0.0143 19 |
b- |
68.916 6 |
0.0754 19 |
b- |
109.422 11 |
0.219 4 |
b- |
131.117 8 |
0.467 10 |
b- |
173.543 9 |
0.127 4 |
b- |
241.933 30 |
0.414 8 |
b- |
266.543 12 |
0.466 8 |
b- |
306.9 2 |
0.025 7 |
b- |
328.762 8 |
20.3 3 |
b- |
397.52 5 |
0.073 5 |
b- |
432.493 12 |
2.90 3 |
b- |
438.5 5 |
0.039 10 |
b- |
445.5 5 |
0.0029 10 |
b- |
487.021 12 |
45.5 6 |
b- |
618.12 5 |
0.037 4 |
b- |
751.637 18 |
4.33 4 |
b- |
815.772 19 |
23.28 19 |
b- |
867.846 20 |
5.50 7 |
b- |
919.550 23 |
2.66 3 |
b- |
925.189 21 |
6.90 7 |
b- |
950.987 26 |
0.519 7 |
b- |
992.9 5 |
0.013 5 |
b- |
1045.05 24 |
0.025 14 |
b- |
1097.20 23 |
0.023 5 |
b- |
1303.5 4 |
0.042 7 |
b- |
1405.20 17 |
0.059 7 |
b- |
1596.210 35 |
95.4 14 |
b- |
1877.29 19 |
0.041 4 |
b- |
1903.5 |
|
b- |
1924.62 13 |
0.0134 19 |
b- |
2083.2 5 |
0.0115 7 |
b- |
2347.88 5 |
0.85 3 |
b- |
2464.1 5 |
0.0114 19 |
b- |
2521.40 5 |
3.46 4 |
b- |
2547.34 11 |
0.101 3 |
b- |
2899.61 16 |
0.0668 19 |
b- |
3118.51 16 |
0.0248 10 |
b- |
3320.4 6 |
0.0038 3 |
b- |
|
X-rays from 140La (1.6781 d 3)
|
E (keV) |
I (%) | Assignment |
|
4.289 |
0.0082 11 |
Ce Ll |
4.730 |
0.0036 4 |
Ce Lh |
4.822 |
0.0221 24 |
Ce La2 |
4.840 |
0.199 22 |
Ce La1 |
5.263 |
0.133 14 |
Ce Lb1 |
5.276 |
0.0064 13 |
Ce Lb4 |
5.363 |
0.0108 22 |
Ce Lb3 |
5.434 |
0.00169 19 |
Ce Lb6 |
5.613 |
0.042 5 |
Ce Lb2 |
6.054 |
0.0205 21 |
Ce Lg1 |
6.326 |
0.0019 4 |
Ce Lg2 |
6.342 |
0.0026 6 |
Ce Lg3 |
33.894 |
9.7E-05 3 |
Ce Ka3 |
34.279 |
0.601 14 |
Ce Ka2 |
34.720 |
1.10 3 |
Ce Ka1 |
39.170 |
0.1050 25 |
Ce Kb3 |
39.258 |
0.203 5 |
Ce Kb1 |
39.551 |
0.00253 11 |
Ce Kb5 |
40.228 |
0.0651 15 |
Ce Kb2 |
40.333 |
0.0185 8 |
Ce Kb4 |
Betas from 140La (1.6781 d 3)
|
Eb endpoint (keV) |
Ib (%) | Decay mode |
|
241,04 |
0.006 2 |
b- |
288,3 |
0.049 7 |
b- |
367,22 |
0.015 4 |
b- |
441,5 |
0.0041 4 |
b- |
643,35 |
0.026 2 |
b- |
760,79 |
0.086 10 |
b- |
862,25 |
0.113 8 |
b- |
1214,67 |
0.63 3 |
b- |
1240,47 |
10.9 5 |
b- |
1246,14 |
5.68 25 |
b- |
1280,98 |
1.07 6 |
b- |
1297,82 |
5.45 24 |
b- |
1349,89 |
44 2 |
b- |
1412,09 |
0.36 3 |
b- |
1414,02 |
4.93 22 |
b- |
1678,65 |
19.2 12 |
b- |
1858,59 |
0.002 |
b- |
2165,67 |
4.8 5 |
b- |
3761,9 |
0.0004 2 |
b- |
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