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|
Half life: | 14.1 h 1 | |
Jp: | 0+ |
Sn (keV): | 5931 5 |
Sp (keV): | 7.8E3 sy |
Prod. mode: |
Thermal neutron activation
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| |
ENSDF citation: | NDS 59,947 (1990) |
Literature cut-off date: | 1-Oct-1993 |
Author(s): | E.N. Shurshikov and N.V. Timofeeva |
Update: | 1-Jan-1997, Y. Akovali |
References since cut-off: |
240U decay from 1997-98 (NSR)
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|
Decay properties: |
Mode | Branching (%) | Q-value (keV) |
References |
b- | 100 | 388 16 |
70Sc12 81Hs02 |
|
Data sets: |
Mode | Data set name | Display data |
|
Gammas from 240U (14.1 h 1)
|
Eg (keV) |
Ig (%) | Decay mode |
|
44.10 7 |
1.05 5 |
b- |
49.1 2 |
0.007 2 |
b- |
50.3 2 |
0.005 1 |
b- |
66.5 1 |
0.154 15 |
b- |
78.1 2 |
0.004 1 |
b- |
82.6 1 |
0.014 1 |
b- |
128.3 1 |
0.087 2 |
b- |
145.4 1 |
0.081 2 |
b- |
169.2 1 |
0.115 8 |
b- |
189.7 1 |
0.24 1 |
b- |
212.3 5 |
0.0015 3 |
b- |
255.6 2 |
0.0040 3 |
b- |
280.1 1 |
0.016 1 |
b- |
294.8 3 |
0.0019 4 |
b- |
299.8 2 |
0.013 1 |
b- |
|
X-rays from 240U (14.1 h 1)
|
E (keV) |
I (%) | Assignment |
|
11.871 |
0.64 9 |
Np Ll |
13.761 |
1.03 12 |
Np La2 |
13.946 |
9.2 11 |
Np La1 |
15.861 |
0.078 10 |
Np Lh |
16.109 |
0.178 20 |
Np Lb6 |
16.816 |
2.4 3 |
Np Lb2 |
17.061 |
3.1 6 |
Np Lb4 |
17.505 |
0.62 7 |
Np Lb5 |
17.751 |
2.9 4 |
Np Lb1 |
17.992 |
2.7 5 |
Np Lb3 |
20.784 |
0.71 10 |
Np Lg1 |
21.099 |
1.29 24 |
Np Lg2 |
21.342 |
1.18 22 |
Np Lg3 |
21.491 |
0.150 24 |
Np Lg6 |
96.242 |
0.0015 7 |
Np Ka3 |
97.069 |
0.42 20 |
Np Ka2 |
101.059 |
0.7 3 |
Np Ka1 |
113.303 |
0.08 4 |
Np Kb3 |
114.234 |
0.16 8 |
Np Kb1 |
114.912 |
0.006 3 |
Np Kb5 |
117.463 |
0.06 3 |
Np Kb2 |
117.875 |
0.022 11 |
Np Kb4 |
Betas from 240U (14.1 h 1)
|
Eb endpoint (keV) |
Ib (%) | Decay mode |
|
88,2 |
0.03 1 |
b- |
93,1 |
0.007 3 |
b- |
108 |
0.5 3 |
b- |
343,9 |
61 11 |
b- |
368 |
29 8 |
b- |
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