| |
|
| Half life: | 3.21 h 3 | |
| Jp: | 3/2- |
| Sn (keV): | 7212 52 |
| Sp (keV): | 6101 18 |
| Prod. mode: |
Charged particle reaction Photon reaction Fast neutron activation
|
| | |
| ENSDF citation: | NDS 59,1 (1990) |
| Literature cut-off date: | 1-Jul-1988 |
| Author(s): | R.G. Helmer |
| Update: | Unknown, J. Tuli |
| References since cut-off: |
161Er decay from 1998-98 (NSR)
|
| |
Decay properties: |
| Mode | Branching (%) | Q-value (keV) |
References |
| e+b+ | 100 | 2002 9 |
72Ka37 72Wo08 72Ha41 |
| |
Most Recent ENSDF Data (12/2002) |
| Mode | Data set name | Display data |
|
| TORI Data (1999)
Gammas from 161Er (3.21 h 3)
|
| Eg (keV) |
Ig (%) | Decay mode |
|
| 11.4 1 |
~0.07 |
e+b+ |
| 28.2 |
|
e+b+ |
| 30.2 |
|
e+b+ |
| 34.9 |
|
e+b+ |
| 36.7 |
|
e+b+ |
| 57.5 |
|
e+b+ |
| 66.1 |
|
e+b+ |
| 73.6 |
|
e+b+ |
| 74.6 2 |
~0.10 |
e+b+ |
| 76.23 3 |
0.8 5 |
e+b+ |
| 87.53 3 |
0.38 5 |
e+b+ |
| 90.0 1 |
0.040 12 |
e+b+ |
| 94.13 3 |
0.91 7 |
e+b+ |
| 99.63 3 |
0.43 11 |
e+b+ |
| 102.0 1 |
0.024 12 |
e+b+ |
| 105.4 1 |
0.067 12 |
e+b+ |
| 105.7 1 |
0.030 10 |
e+b+ |
| 107.3 1 |
0.049 12 |
e+b+ |
| 109.9 1 |
0.056 12 |
e+b+ |
| 111.9 |
|
e+b+ |
| 119.9 |
|
e+b+ |
| 122.3 1 |
0.018 6 |
e+b+ |
| 125.4 2 |
0.012 4 |
e+b+ |
| 127.8 |
|
e+b+ |
| 130.85 3 |
0.60 4 |
e+b+ |
| 134.6 |
|
e+b+ |
| 148.15 3 |
0.23 7 |
e+b+ |
| 150.9 3 |
0.041 15 |
e+b+ |
| 152.6 1 |
0.122 24 |
e+b+ |
| 153.0 1 |
0.051 10 |
e+b+ |
| 162.2 2 |
0.040 10 |
e+b+ |
| 164.7 2 |
0.018 6 |
e+b+ |
| 180.9 3 |
0.012 4 |
e+b+ |
| 185.3 |
|
e+b+ |
| 201.47 3 |
1.12 5 |
e+b+ |
| 209.36 3 |
0.95 20 |
e+b+ |
| 211.15 3 |
12.2 5 |
e+b+ |
| 212.77 3 |
0.83 5 |
e+b+ |
| 219.4 2 |
0.076 12 |
e+b+ |
| 221.9 1 |
0.0026 |
e+b+ |
| 225.3 |
|
e+b+ |
| 231.5 |
|
e+b+ |
| 236.43 3 |
0.512 24 |
e+b+ |
| 237.2 |
|
e+b+ |
| 247.2 7 |
0.012 |
e+b+ |
| 252.68 3 |
0.488 24 |
e+b+ |
| 271.2 1 |
0.012 4 |
e+b+ |
| 276.0 1 |
0.100 12 |
e+b+ |
| 293.6 |
|
e+b+ |
| 294.00 4 |
0.439 24 |
e+b+ |
| 296.0 |
|
e+b+ |
| 301 1 |
~0.018 |
e+b+ |
| 303.50 4 |
0.34 4 |
e+b+ |
| 305.1 |
|
e+b+ |
| 309.1 3 |
0.072 21 |
e+b+ |
| 314.77 4 |
2.49 10 |
e+b+ |
| 346.7 2 |
0.07 |
e+b+ |
| 350.4 2 |
0.077 11 |
e+b+ |
| 363.6 4 |
0.056 10 |
e+b+ |
| 370.6 3 |
0.049 24 |
e+b+ |
| 370.8 1 |
0.013 |
e+b+ |
| 376.6 2 |
0.117 24 |
e+b+ |
| 421.6 3 |
0.35 5 |
e+b+ |
| 436.1 11 |
0.018 |
e+b+ |
| 446.9 1 |
0.40 4 |
e+b+ |
| 449.1 |
|
e+b+ |
| 454.3 4 |
0.044 12 |
e+b+ |
| 467.9 3 |
0.24 4 |
e+b+ |
| 488.8 4 |
0.073 18 |
e+b+ |
| 499.1 5 |
0.029 12 |
e+b+ |
| 503.4 5 |
0.037 16 |
e+b+ |
| 507.6 2 |
0.29 6 |
e+b+ |
| 528.0 2 |
0.390 24 |
e+b+ |
| 543.0 |
|
e+b+ |
| 549.4 2 |
0.31 5 |
e+b+ |
| 554.2 4 |
0.061 24 |
e+b+ |
| 554.2 4 |
0.061 24 |
e+b+ |
| 573.8 10 |
~0.037 |
e+b+ |
| 592.6 1 |
3.7 4 |
e+b+ |
| 625.7 4 |
0.098 24 |
e+b+ |
| 634.4 |
|
e+b+ |
| 649.0 2 |
0.79 10 |
e+b+ |
| 662.5 2 |
0.134 24 |
e+b+ |
| 690.8 2 |
0.33 4 |
e+b+ |
| 719.0 3 |
0.085 24 |
e+b+ |
| 726.8 4 |
0.84 12 |
e+b+ |
| 737.1 2 |
0.22 5 |
e+b+ |
| 745.4 5 |
0.052 20 |
e+b+ |
| 747.4 6 |
0.054 20 |
e+b+ |
| 767.1 6 |
0.043 18 |
e+b+ |
| 783.9 4 |
0.054 18 |
e+b+ |
| 799.4 3 |
0.15 3 |
e+b+ |
| 804.4 2 |
0.28 7 |
e+b+ |
| 808.8 3 |
0.12 |
e+b+ |
| 808.8 3 |
0.20 |
e+b+ |
| 812.1 4 |
0.12 |
e+b+ |
| 812.1 3 |
0.29 |
e+b+ |
| 826.6 1 |
64 3 |
e+b+ |
| 831.3 5 |
0.10 5 |
e+b+ |
| 839.4 4 |
0.106 23 |
e+b+ |
| 842.2 4 |
0.061 24 |
e+b+ |
| 859.2 7 |
0.033 20 |
e+b+ |
| 864.9 3 |
1.29 18 |
e+b+ |
| 868.8 3 |
0.33 4 |
e+b+ |
| 871.2 5 |
0.070 24 |
e+b+ |
| 875.8 3 |
0.32 4 |
e+b+ |
| 878.6 5 |
0.22 4 |
e+b+ |
| 880.8 6 |
0.032 24 |
e+b+ |
| 885.2 6 |
0.041 18 |
e+b+ |
| 895.7 2 |
0.13 |
e+b+ |
| 895.7 2 |
0.7 |
e+b+ |
| 898.2 6 |
0.05 4 |
e+b+ |
| 904.4 9 |
0.029 17 |
e+b+ |
| 913.3 9 |
0.022 22 |
e+b+ |
| 923.0 7 |
0.029 15 |
e+b+ |
| 931.7 2 |
0.13 |
e+b+ |
| 931.7 2 |
1.8 |
e+b+ |
| 935.6 6 |
0.09 3 |
e+b+ |
| 937.3 6 |
0.056 24 |
e+b+ |
| 941.0 3 |
0.134 18 |
e+b+ |
| 948.5 6 |
0.268 12 |
e+b+ |
| 951.3 6 |
0.028 18 |
e+b+ |
| 954.7 6 |
0.030 18 |
e+b+ |
| 962.4 4 |
0.162 23 |
e+b+ |
| 964.5 9 |
0.033 24 |
e+b+ |
| 970.4 4 |
0.122 24 |
e+b+ |
| 973.0 3 |
0.26 4 |
e+b+ |
| 980.2 2 |
0.11 |
e+b+ |
| 998.8 2 |
0.037 |
e+b+ |
| 998.8 2 |
0.11 |
e+b+ |
| 1008.6 6 |
0.049 24 |
e+b+ |
| 1010.8 3 |
0.085 12 |
e+b+ |
| 1010.8 4 |
0.085 12 |
e+b+ |
| 1018.3 4 |
0.041 18 |
e+b+ |
| 1021.4 3 |
0.073 12 |
e+b+ |
| 1021.4 4 |
0.073 12 |
e+b+ |
| 1029.4 6 |
0.028 15 |
e+b+ |
| 1029.4 8 |
0.028 15 |
e+b+ |
| 1038.1 5 |
0.056 15 |
e+b+ |
| 1047.6 3 |
0.083 12 |
e+b+ |
| 1061.6 4 |
0.051 18 |
e+b+ |
| 1065.0 4 |
0.037 |
e+b+ |
| 1077.8 4 |
0.090 15 |
e+b+ |
| 1077.8 3 |
0.090 15 |
e+b+ |
| 1088.6 5 |
0.046 12 |
e+b+ |
| 1098.2 3 |
0.244 24 |
e+b+ |
| 1102.6 3 |
0.195 24 |
e+b+ |
| 1106.6 6 |
0.028 15 |
e+b+ |
| 1110.4 6 |
0.032 12 |
e+b+ |
| 1114.8 4 |
0.055 17 |
e+b+ |
| 1114.8 6 |
0.055 17 |
e+b+ |
| 1117.9 3 |
0.212 24 |
e+b+ |
| 1145.1 3 |
0.61 12 |
e+b+ |
| 1147.3 5 |
0.134 24 |
e+b+ |
| 1158.9 2 |
0.54 5 |
e+b+ |
| 1162.8 5 |
0.023 16 |
e+b+ |
| 1171.8 3 |
0.41 4 |
e+b+ |
| 1174.6 3 |
0.6 |
e+b+ |
| 1174.6 3 |
0.6 |
e+b+ |
| 1180.9 |
|
e+b+ |
| 1183.3 5 |
0.317 24 |
e+b+ |
| 1183.3 4 |
0.317 24 |
e+b+ |
| 1185.8 4 |
0.37 5 |
e+b+ |
| 1189.8 5 |
0.085 18 |
e+b+ |
| 1193.2 3 |
0.56 4 |
e+b+ |
| 1199.4 5 |
0.028 12 |
e+b+ |
| 1202.4 5 |
0.023 12 |
e+b+ |
| 1209.8 2 |
0.39 4 |
e+b+ |
| 1228.2 3 |
0.121 15 |
e+b+ |
| 1228.2 4 |
0.121 15 |
e+b+ |
| 1236.8 9 |
0.017 12 |
e+b+ |
| 1238.8 4 |
0.104 12 |
e+b+ |
| 1247.2 4 |
0.27 4 |
e+b+ |
| 1250.4 4 |
0.024 |
e+b+ |
| 1250.4 4 |
0.38 |
e+b+ |
| 1268.2 3 |
0.11 |
e+b+ |
| 1276.4 4 |
0.1220 24 |
e+b+ |
| 1276.4 4 |
0.122 24 |
e+b+ |
| 1280.0 3 |
0.56 4 |
e+b+ |
| 1283.6 9 |
0.024 10 |
e+b+ |
| 1287.1 5 |
0.035 10 |
e+b+ |
| 1293.6 6 |
0.022 9 |
e+b+ |
| 1299.3 6 |
0.022 11 |
e+b+ |
| 1301.3 4 |
0.09 |
e+b+ |
| 1303.2 4 |
0.39 5 |
e+b+ |
| 1313.9 9 |
0.026 10 |
e+b+ |
| 1318.2 4 |
0.111 18 |
e+b+ |
| 1324.8 6 |
0.023 7 |
e+b+ |
| 1333.3 9 |
0.010 9 |
e+b+ |
| 1338.2 3 |
0.24 4 |
e+b+ |
| 1341.4 6 |
0.073 24 |
e+b+ |
| 1341.4 5 |
0.073 24 |
e+b+ |
| 1342.9 6 |
0.055 18 |
e+b+ |
| 1352.4 6 |
0.021 11 |
e+b+ |
| 1358.2 3 |
0.63 6 |
e+b+ |
| 1361.4 4 |
0.13 4 |
e+b+ |
| 1371.8 6 |
0.026 11 |
e+b+ |
| 1374.9 5 |
0.063 22 |
e+b+ |
| 1377.0 5 |
0.065 18 |
e+b+ |
| 1383.2 3 |
0.139 15 |
e+b+ |
| 1387.0 4 |
0.045 15 |
e+b+ |
| 1392.8 3 |
0.087 10 |
e+b+ |
| 1404.4 5 |
0.018 6 |
e+b+ |
| 1417.8 3 |
0.63 6 |
e+b+ |
| 1421.1 4 |
0.063 16 |
e+b+ |
| 1425.4 4 |
0.063 12 |
e+b+ |
| 1429.2 3 |
0.33 4 |
e+b+ |
| 1434.5 3 |
0.207 24 |
e+b+ |
| 1447.2 5 |
0.026 7 |
e+b+ |
| 1452.7 4 |
0.044 12 |
e+b+ |
| 1456.4 9 |
0.016 10 |
e+b+ |
| 1461.8 4 |
0.126 15 |
e+b+ |
| 1464.4 3 |
0.244 24 |
e+b+ |
| 1469.0 4 |
0.095 15 |
e+b+ |
| 1477.8 6 |
0.034 11 |
e+b+ |
| 1480.6 4 |
0.068 13 |
e+b+ |
| 1488.4 4 |
0.012 |
e+b+ |
| 1488.4 4 |
0.16 |
e+b+ |
| 1492.2 3 |
0.159 24 |
e+b+ |
| 1495.2 9 |
0.012 9 |
e+b+ |
| 1517.8 5 |
0.049 12 |
e+b+ |
| 1524.3 8 |
0.040 17 |
e+b+ |
| 1524.3 7 |
0.040 17 |
e+b+ |
| 1525.4 9 |
0.06 4 |
e+b+ |
| 1527.6 9 |
0.016 10 |
e+b+ |
| 1531.6 6 |
0.015 7 |
e+b+ |
| 1531.6 5 |
0.015 7 |
e+b+ |
| 1534.6 5 |
0.016 6 |
e+b+ |
| 1535.0 7 |
~0.012 |
e+b+ |
| 1549.7 9 |
0.009 6 |
e+b+ |
| 1553.8 3 |
0.159 18 |
e+b+ |
| 1565.6 4 |
0.016 5 |
e+b+ |
| 1596.4 4 |
0.015 5 |
e+b+ |
| 1613.8 3 |
0.018 5 |
e+b+ |
| 1625.4 4 |
0.013 5 |
e+b+ |
| 1640.5 5 |
0.020 6 |
e+b+ |
| 1640.6 4 |
0.020 6 |
e+b+ |
| 1656.7 4 |
0.57 5 |
e+b+ |
| 1691.7 9 |
0.009 9 |
e+b+ |
| 1714.7 5 |
0.028 10 |
e+b+ |
| 1740.0 3 |
0.41 4 |
e+b+ |
| 1818.8 9 |
0.006 4 |
e+b+ |
| 1829.8 5 |
0.056 6 |
e+b+ |
| 1867.8 6 |
0.015 4 |
e+b+ |
|
X-rays from 161Er (3.21 h 3)
|
| E (keV) |
I (%) | Assignment |
|
| 5.943 |
0.37 4 |
Ho Ll |
| 6.680 |
0.96 7 |
Ho La2 |
| 6.720 |
8.7 7 |
Ho La1 |
| 6.790 |
0.137 11 |
Ho Lh |
| 7.471 |
0.81 12 |
Ho Lb4 |
| 7.526 |
6.2 5 |
Ho Lb1 |
| 7.635 |
0.094 7 |
Ho Lb6 |
| 7.653 |
1.29 20 |
Ho Lb3 |
| 7.910 |
1.75 14 |
Ho Lb2 |
| 8.757 |
1.10 9 |
Ho Lg1 |
| 9.051 |
0.25 4 |
Ho Lg2 |
| 9.088 |
0.37 6 |
Ho Lg3 |
| 46.223 |
0.0106 6 |
Ho Ka3 |
| 46.700 |
25.8 12 |
Ho Ka2 |
| 47.547 |
45.9 22 |
Ho Ka1 |
| 53.695 |
4.74 22 |
Ho Kb3 |
| 53.876 |
9.2 4 |
Ho Kb1 |
| 54.246 |
0.167 10 |
Ho Kb5 |
| 55.293 |
3.08 14 |
Ho Kb2 |
| 55.457 |
0.96 6 |
Ho Kb4 |
Betas from 161Er (3.21 h 3)
|
| Eb endpoint (keV) |
Ib (%) | Decay mode |
|
| 310.6 |
1.1 1 |
e |
| 345.4 |
3.2 2 |
e |
| 361.54 |
1.3 1 |
e |
| 510.82 |
2.2 1 |
e |
| 513.67 |
1.8 1 |
e |
| 540.44 |
1.9 2 |
e |
| 544.33 |
4.3 2 |
e |
| 597.78 |
1.2 1 |
e |
| 605.05 |
1.9 1 |
e |
| 607.52 |
1.4 1 |
e |
| 1175.39 |
66 4 |
e |
| 1476.07 |
1.0 3 |
e |
| 1578.08 |
1.2 2 |
e |
| 1703.33 |
3 4 |
e |
| 1779.55 |
4 |
e |
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