|
|
Half life: | 15.19 d 8 | |
Jp: | 0+ |
Sn (keV): | 6337 5 |
Sp (keV): | 7182 5 |
Prod. mode: |
Fission product Fast neutron activation
|
| |
ENSDF citation: | NDS 65,65 (1992) |
Literature cut-off date: | 1-May-1991 |
Author(s): | R.G. Helmer |
References since cut-off: |
156Eu decay from 1991-98 (NSR)
|
|
Decay properties: |
Mode | Branching (%) | Q-value (keV) |
|
b- | 100 | 2451 5 |
|
|
Data sets: |
Mode | Data set name | Display data |
|
Gammas from 156Eu (15.19 d 8)
|
Eg (keV) |
Ig (%) | Decay mode |
|
88.9667 14 |
8.4 9 |
b- |
138.7 2 |
0.0079 9 |
b- |
160.2 2 |
0.0103 11 |
b- |
190.16 8 |
0.0165 16 |
b- |
199.2132 10 |
0.74 4 |
b- |
215.7 2 |
0.013 3 |
b- |
244.7 3 |
0.009 3 |
b- |
281.4 2 |
0.0078 19 |
b- |
290.49 15 |
0.0087 19 |
b- |
317.30 9 |
0.060 6 |
b- |
335.69 11 |
0.0102 14 |
b- |
348.702 7 |
0.0136 19 |
b- |
354.20 9 |
0.0145 19 |
b- |
434.465 13 |
0.209 4 |
b- |
472.700 9 |
0.145 4 |
b- |
490.32 3 |
0.160 4 |
b- |
494.90 15 |
0.015 4 |
b- |
498.88 6 |
0.066 4 |
b- |
554.66 6 |
0.017 4 |
b- |
585.80 7 |
|
b- |
585.80 7 |
0.047 |
b- |
599.52 3 |
2.085 11 |
b- |
626 |
0.022 4 |
b- |
632.79 8 |
0.039 5 |
b- |
646.22 3 |
6.28 3 |
b- |
660 |
0.014 4 |
b- |
665.48 30 |
<0.006 |
b- |
707.1 2 |
0.065 5 |
b- |
709.90 3 |
0.876 7 |
b- |
723.48 5 |
5.418 24 |
b- |
768.56 7 |
0.087 4 |
b- |
778 |
0.026 4 |
b- |
784.14 10 |
0.049 4 |
b- |
797.73 6 |
0.109 5 |
b- |
811.79 5 |
9.70 4 |
b- |
820.36 7 |
0.169 5 |
b- |
836.52 7 |
0.081 5 |
b- |
839.0 2 |
0.030 5 |
b- |
841.20 3 |
0.208 5 |
b- |
858.36 12 |
0.205 5 |
b- |
865.80 20 |
0.188 11 |
b- |
867.01 8 |
1.328 13 |
b- |
872.39 9 |
0.040 5 |
b- |
903.62 10 |
0.040 5 |
b- |
916.4 |
0.032 6 |
b- |
928.8 4 |
0.028 5 |
b- |
944.35 7 |
1.331 9 |
b- |
947.46 15 |
0.292 6 |
b- |
960.55 12 |
1.45 3 |
b- |
961.0 6 |
0.15 3 |
b- |
963 |
0.034 5 |
b- |
969.86 4 |
0.373 6 |
b- |
1011.87 5 |
0.314 6 |
b- |
1018.50 10 |
0.084 5 |
b- |
1027.39 8 |
0.128 5 |
b- |
1037 |
0.053 5 |
b- |
1040.43 5 |
0.501 5 |
b- |
1049.46 |
|
b- |
1065.15 5 |
4.922 19 |
b- |
1076 |
0.338 7 |
b- |
1079.24 |
4.589 18 |
b- |
1101.80 11 |
0.042 6 |
b- |
1115.78 7 |
0.050 5 |
b- |
1129.41 10 |
0.135 6 |
b- |
1140.51 5 |
0.283 6 |
b- |
1153.67 10 |
6.79 6 |
b- |
1154.19 13 |
4.73 4 |
b- |
1156 |
0.131 19 |
b- |
1164.2 3 |
0.065 6 |
b- |
1168.0 4 |
|
b- |
1169.09 7 |
0.266 5 |
b- |
1187.3 5 |
0.015 7 |
b- |
1220.50 11 |
0.019 5 |
b- |
1230.68 6 |
7.98 3 |
b- |
1242.47 6 |
6.601 23 |
b- |
1257.98 7 |
0.095 3 |
b- |
1277.43 6 |
2.886 12 |
b- |
1366.44 7 |
1.572 9 |
b- |
1625.5 3 |
0.046 6 |
b- |
1682.2 2 |
0.272 8 |
b- |
1857.42 11 |
0.240 7 |
b- |
1873 |
0.059 12 |
b- |
1877.03 15 |
1.512 12 |
b- |
1937.71 11 |
1.944 14 |
b- |
1946.34 13 |
0.165 7 |
b- |
1965.2 3 |
3.870 19 |
b- |
2026.65 11 |
3.272 16 |
b- |
2032.51 12 |
0.131 5 |
b- |
2097.70 11 |
3.809 18 |
b- |
2110.52 13 |
0.079 3 |
b- |
2116.49 13 |
0.114 3 |
b- |
2121.3 4 |
0.0047 22 |
b- |
2170.86 20 |
0.0322 23 |
b- |
2180.91 12 |
2.142 13 |
b- |
2186.71 11 |
3.485 17 |
b- |
2205.38 5 |
0.878 7 |
b- |
2205.4 |
|
b- |
2211.83 12 |
0.0984 23 |
b- |
2255.5 5 |
0.0060 11 |
b- |
2259.8 3 |
0.0114 12 |
b- |
2269.90 12 |
1.031 8 |
b- |
2293.40 12 |
0.0224 12 |
b- |
2301.0 2 |
0.0104 9 |
b- |
2344.3 7 |
0.0040 7 |
b- |
2361.2 3 |
0.0168 11 |
b- |
|
X-rays from 156Eu (15.19 d 8)
|
E (keV) |
I (%) | Assignment |
|
5.362 |
0.077 11 |
Gd Ll |
6.026 |
0.203 25 |
Gd La2 |
6.050 |
0.035 4 |
Gd Lh |
6.058 |
1.83 22 |
Gd La1 |
6.687 |
0.038 7 |
Gd Lb4 |
6.713 |
1.47 19 |
Gd Lb1 |
6.832 |
0.063 11 |
Gd Lb3 |
6.867 |
0.0182 22 |
Gd Lb6 |
7.102 |
0.38 5 |
Gd Lb2 |
7.243 |
0.0031 4 |
Gd Lb5 |
7.790 |
0.25 3 |
Gd Lg1 |
7.930 |
0.0021 3 |
Gd Lg6 |
8.087 |
0.0121 23 |
Gd Lg2 |
8.105 |
0.017 3 |
Gd Lg3 |
41.864 |
0.00110 12 |
Gd Ka3 |
42.309 |
3.6 4 |
Gd Ka2 |
42.996 |
6.5 7 |
Gd Ka1 |
48.551 |
0.64 7 |
Gd Kb3 |
48.695 |
1.24 13 |
Gd Kb1 |
49.038 |
0.0196 21 |
Gd Kb5 |
49.959 |
0.42 4 |
Gd Kb2 |
50.099 |
0.161 17 |
Gd Kb4 |
Betas from 156Eu (15.19 d 8)
|
Eb endpoint (keV) |
Ib (%) | Decay mode |
|
150,13 |
0.11 1 |
b- |
157,55 |
0.90 7 |
b- |
181,08 |
4.2 4 |
b- |
245,46 |
2.2 2 |
b- |
247,5 |
0.15 4 |
b- |
264,21 |
10.3 10 |
b- |
329,58 |
0.13 1 |
b- |
424,36 |
5.7 6 |
b- |
485,03 |
29 3 |
b- |
498,59 |
0.92 8 |
b- |
504,62 |
0.40 4 |
b- |
1084,51 |
2.1 2 |
b- |
1131,26 |
0.28 5 |
b- |
1208,5 |
5.3 5 |
b- |
1282,78 |
4.1 4 |
b- |
1401,5 |
1.28 10 |
b- |
2451 |
32 3 |
b- |
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