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Half life: | 2.117 d 2 | |
Jp: | 2+ |
Sn (keV): | 5488.09 20 |
Sp (keV): | 5224.3 6 |
Prod. mode: |
Charged particle reaction Thermal neutron activation
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ENSDF citation: | NDS 53,601 (1988) |
Literature cut-off date: | 1-Dec-1986 |
Author(s): | E.N. Shurshikov |
References since cut-off: |
238Np decay from 1986-98 (NSR)
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Decay properties: |
Mode | Branching (%) | Q-value (keV) |
|
b- | 100 | 1292.0 7 |
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Data sets: |
Mode | Data set name | Display data |
|
Gammas from 238Np (2.117 d 2)
|
Eg (keV) |
Ig (%) | Decay mode |
|
44.08 3 |
0.09 1 |
b- |
101.90 3 |
0.27 1 |
b- |
114.4 4 |
0.006 1 |
b- |
119.9 1 |
0.108 6 |
b- |
132.49 11 |
0.0028 3 |
b- |
157.42 5 |
0.001 |
b- |
174.0 2 |
0.026 1 |
b- |
220.87 11 |
0.0034 4 |
b- |
301.4 3 |
0.012 1 |
b- |
319.29 11 |
0.009 1 |
b- |
321.75 20 |
0.0013 6 |
b- |
323.98 9 |
0.016 1 |
b- |
336.38 15 |
0.00025 3 |
b- |
357.62 7 |
0.053 3 |
b- |
378.05 13 |
0.0033 6 |
b- |
380.29 13 |
0.012 1 |
b- |
421.14 11 |
0.023 1 |
b- |
459.80 22 |
0.003 |
b- |
515.5 2 |
0.043 2 |
b- |
561.11 7 |
0.114 2 |
b- |
605.13 9 |
0.081 4 |
b- |
617.36 11 |
0.009 |
b- |
617.36 11 |
0.065 4 |
b- |
837.11 15 |
0.028 2 |
b- |
882.63 3 |
0.87 3 |
b- |
897.33 10 |
0.008 1 |
b- |
918.69 4 |
0.59 2 |
b- |
923.98 2 |
2.86 9 |
b- |
924 |
0.05 |
b- |
936.61 6 |
0.40 1 |
b- |
938.95 10 |
0.026 3 |
b- |
941.38 5 |
0.54 2 |
b- |
941.5 3 |
|
b- |
962.77 3 |
0.70 2 |
b- |
968.9 4 |
0.017 6 |
b- |
984.45 2 |
27.8 |
b- |
1025.87 2 |
9.6 5 |
b- |
1028.54 2 |
20.3 8 |
b- |
|
X-rays from 238Np (2.117 d 2)
|
E (keV) |
I (%) | Assignment |
|
12.124 |
0.75 11 |
Pu Ll |
14.087 |
1.21 15 |
Pu La2 |
14.282 |
10.8 14 |
Pu La1 |
16.333 |
0.28 4 |
Pu Lh |
16.498 |
0.21 3 |
Pu Lb6 |
17.235 |
2.9 4 |
Pu Lb2 |
17.557 |
0.116 22 |
Pu Lb4 |
17.949 |
0.64 8 |
Pu Lb5 |
18.296 |
10.5 15 |
Pu Lb1 |
18.541 |
0.100 19 |
Pu Lb3 |
21.420 |
2.6 4 |
Pu Lg1 |
21.724 |
0.049 10 |
Pu Lg2 |
21.981 |
0.044 9 |
Pu Lg3 |
22.153 |
0.54 9 |
Pu Lg6 |
98.687 |
0.00086 8 |
Pu Ka3 |
99.525 |
0.216 19 |
Pu Ka2 |
103.734 |
0.35 3 |
Pu Ka1 |
116.244 |
0.041 4 |
Pu Kb3 |
117.228 |
0.081 7 |
Pu Kb1 |
117.919 |
0.0031 3 |
Pu Kb5 |
120.539 |
0.032 3 |
Pu Kb2 |
120.969 |
0.0116 11 |
Pu Kb4 |
Betas from 238Np (2.117 d 2)
|
Eb endpoint (keV) |
Ib (%) | Decay mode |
|
89,34 |
0.53 3 |
b- |
222,05 |
12.6 6 |
b- |
263,45 |
49.6 9 |
b- |
306,54 |
0.59 3 |
b- |
308,9 |
0.17 3 |
b- |
329,23 |
1.37 3 |
b- |
630,57 |
0.031 8 |
b- |
686,82 |
0.109 7 |
b- |
1247,92 |
28 8 |
b- |
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