153 Dy
66 87
Half life: 6.4 h 1
Jp: 7/2(-)
Decay mode: e+b+, a
Sn (keV): 7096 6
Sp (keV): 5715 40
Prod. mode: Charged particle reaction
Literature cut-off date: 1-Nov-1997
Author(s): R.G. Helmer
ENSDF citation: NDS 83, 285 (1998)

Decay properties

Mode Branching (%) Q-value (keV)
e+b+ 99.9906 14 2170.4 19
a 0.0094 1 4 3559 4

Gammas from 153Dy (6.4 h 1)

Eg (keV) Ig (%) Decay mode
11.90 10 e+b+
61.044 25 0.046 18 e+b+
62.14 5 0.064 7 e+b+
64.60 <0.044 e+b+
70.780 9 0.087 18 e+b+
71.00 5 0.030 4 e+b+
78.26 3 0.044 8 e+b+
80.723 2 11.10 22 e+b+
82.464 4 0.97 9 e+b+
88.290 20 0.38 3 e+b+
88.922 8 0.38 3 e+b+
92.957 2 0.992 23 e+b+
94.090 20 0.166 24 e+b+
94.63 7 0.233 22 e+b+
96.27 5 0.040 8 e+b+
96.750 20 0.067 12 e+b+
99.659 2 10.51 10 e+b+
119.735 20 <0.022 e+b+
124.43 3 0.097 12 e+b+
125.164 19 0.153 17 e+b+
127.126 10 0.322 17 e+b+
128.236 11 0.316 18 e+b+
131.00 3 0.038 10 e+b+
132.990 12 0.37 3 e+b+
134.340 20 0.030 6 e+b+
135.510 20 0.030 6 e+b+
138.77 5 0.050 16 e+b+
143.37 4 0.109 14 e+b+
144.122 21 0.18 3 e+b+
147.560 3 3.9 3 e+b+
149.010 5 0.97 9 e+b+
157.778 18 0.085 19 e+b+
159.85 3 0.094 12 e+b+
173.509 12 0.323 18 e+b+
182.388 10 0.376 23 e+b+
185.20 5 0.097 17 e+b+
185.49 5 0.013 6 e+b+
185.91 5 0.18 4 e+b+
186.11 5 <0.06 e+b+
188.06 4 0.021 13 e+b+
189.07 3 0.027 8 e+b+
190.495 7 0.983 22 e+b+
194.019 11 0.410 22 e+b+
197.5 5 0.102 22 e+b+
204.406 11 0.383 21 e+b+
213.754 5 10.90 22 e+b+
215.42 4 0.163 20 e+b+
218.629 8 1.45 7 e+b+
235.519 17 0.219 18 e+b+
240.564 17 0.37 3 e+b+
242.00 4 0.21 3 e+b+
244.249 5 4.30 9 e+b+
247.49 5 0.70 6 e+b+
250.00 5 0.178 22 e+b+
252.00 10 0.43 9 e+b+
254.259 17 8.58 22 e+b+
254.94 5 0.59 6 e+b+
255.87 9 0.38 3 e+b+
258.0 3 0.22 4 e+b+
261.0 3 0.13 3 e+b+
262.597 18 0.780 21 e+b+
263.5 3 0.14 3 e+b+
270.10 20 0.14 3 e+b+
271.00 20 0.19 3 e+b+
272.55 9 0.251 23 e+b+
274.673 15 2.00 22 e+b+
274.673 15 3.1 6 e+b+
275.32 5 0.022 4 e+b+
281.25 4 0.252 16 e+b+
283.13 7 0.147 12 e+b+
288.85 14 0.215 23 e+b+
290.74 5 0.62 3 e+b+
293.0 3 0.060 3 e+b+
294.5 3 0.060 3 e+b+
296.04 5 0.36 6 e+b+
296.69 5 1.04 8 e+b+
298.0 3 0.048 9 e+b+
299.55 5 0.0477 22 e+b+
302.57 5 0.16 6 e+b+
303.36 5 <0.11 e+b+
305.63 5 0.127 10 e+b+
308.75 5 0.132 11 e+b+
311.60 14 0.046 10 e+b+
315.72 6 0.087 7 e+b+
317.72 4 0.123 8 e+b+
323.665 20 1.18 3 e+b+
324.980 23 0.81 3 e+b+
326.3 3 0.058 10 e+b+
331.00 10 0.150 24 e+b+
332.50 10 0.150 24 e+b+
334.52 4 0.40 3 e+b+
336.98 17 0.083 17 e+b+
340.30 10 0.043 8 e+b+
342.00 10 0.070 10 e+b+
345.9 3 0.10 3 e+b+
346.44 13 0.022 3 e+b+
348.4 3 0.085 10 e+b+
350.42 10 0.17 6 e+b+
362.10 20 0.064 16 e+b+
363.94 4 0.041 16 e+b+
364.10 5 0.24 10 e+b+
365.9 2 0.043 17 e+b+
367.80 20 0.034 8 e+b+
370.00 20 0.059 10 e+b+
371.70 3 0.90 3 e+b+
374.150 20 0.166 22 e+b+
376.07 3 0.54 3 e+b+
378.00 10 0.044 10 e+b+
379.30 10 0.060 10 e+b+
383.74 5 0.27 3 e+b+
384.08 5 0.27 3 e+b+
388.00 20 0.063 11 e+b+
389.531 16 1.52 4 e+b+
392.00 20 0.063 11 e+b+
394.00 20 0.040 8 e+b+
395.90 20 0.095 10 e+b+
397.50 4 0.133 10 e+b+
400.80 5 0.173 14 e+b+
404.00 20 0.017 4 e+b+
405.87 3 0.49 4 e+b+
408.92 3 0.16 4 e+b+
410.66 10 0.115 13 e+b+
415.580 17 1.12 3 e+b+
417.8 3 0.051 10 e+b+
419.81 3 0.616 22 e+b+
424.46 15 0.044 4 e+b+
425.98 5 0.111 11 e+b+
429.61 9 0.329 18 e+b+
434.101 21 1.22 3 e+b+
438.0 4 0.11 6 e+b+
441.49 5 0.343 18 e+b+
444.731 25 0.74 3 e+b+
448.66 1.05 3 e+b+
450.80 10 0.240 18 e+b+
451.90 10 0.240 18 e+b+
456.600 26 0.233 10 e+b+
461.61 5 0.81 3 e+b+
462.63 5 0.65 17 e+b+
465.63 10 0.122 14 e+b+
467.70 20 0.138 12 e+b+
468.33 6 0.208 16 e+b+
471.352 16 1.34 4 e+b+
473.5 3 0.054 11 e+b+
477.69 6 0.144 11 e+b+
481.11 5 0.386 23 e+b+
482.59 9 0.201 18 e+b+
486.11 3 0.335 17 e+b+
491.15 7 0.107 17 e+b+
499.941 24 0.291 12 e+b+
503.08 7 0.084 9 e+b+
507.80 20 0.054 11 e+b+
509.00 20 0.145 17 e+b+
510.50 20 1.13 9 e+b+
512.00 20 1.80 9 e+b+
514.50 20 0.163 17 e+b+
516.00 20 0.054 12 e+b+
518.89 6 0.233 22 e+b+
522.0 4 0.05 3 e+b+
525.5 4 0.09 3 e+b+
527.17 6 0.50 4 e+b+
532.97 11 0.144 13 e+b+
535.62 6 0.300 22 e+b+
537.225 18 1.33 3 e+b+
543.31 12 0.2997 22 e+b+
544.76 6 0.53 6 e+b+
553.17 5 0.168 24 e+b+
557.46 11 0.092 14 e+b+
559.63 4 <0.06 e+b+
562.248 25 0.639 23 e+b+
566.16 23 0.046 13 e+b+
571.00 20 0.228 19 e+b+
572.00 20 0.33 3 e+b+
574.90 4 0.100 10 e+b+
575.85 5 0.263 11 e+b+
579.04 4 0.39 4 e+b+
581.57 5 0.274 14 e+b+
582.5 3 0.060 10 e+b+
585.59 6 0.026 7 e+b+
593.731 22 1.12 3 e+b+
597.16 22 0.059 13 e+b+
601.23 6 0.039 6 e+b+
604.31 6 0.053 9 e+b+
609.45 7 0.157 21 e+b+
614.229 24 0.47 3 e+b+
614.229 24 0.47 3 e+b+
618.0 3 0.078 18 e+b+
619.0 3 0.078 18 e+b+
621.8 3 0.048 10 e+b+
623.5 3 0.082 20 e+b+
625.3 3 0.094 22 e+b+
627.7 3 0.063 17 e+b+
635.71 6 0.051 10 e+b+
637.9 3 0.18 3 e+b+
639.8 3 0.32 3 e+b+
641.5 3 0.083 10 e+b+
643.0 3 0.082 22 e+b+
644.19 6 0.23 3 e+b+
646.51 6 0.069 10 e+b+
651.6 3 0.19 4 e+b+
653.4 3 0.11 3 e+b+
654.8 3 0.049 10 e+b+
658.5 3 0.17 3 e+b+
659.835 19 1.10 3 e+b+
673.65 5 0.299 21 e+b+
681.12 6 0.17 3 e+b+
685.79 8 0.157 16 e+b+
688.5 3 0.049 10 e+b+
694.65 15 0.064 14 e+b+
697.31 9 0.109 11 e+b+
703.8 3 0.17 3 e+b+
705.83 12 0.30 4 e+b+
709.6 3 0.085 17 e+b+
711.5 3 0.103 23 e+b+
713.92 7 0.189 18 e+b+
719.20 11 0.105 10 e+b+
721.10 5 0.216 14 e+b+
726.60 10 0.144 20 e+b+
726.80 10 0.111 20 e+b+
740.50 4 0.284 16 e+b+
744.87 24 0.14 4 e+b+
746.13 23 0.16 4 e+b+
752.57 10 0.174 14 e+b+
754.40 9 0.205 18 e+b+
757.87 6 0.205 17 e+b+
761.85 8 0.072 7 e+b+
763.38 11 0.049 7 e+b+
765.94 5 0.085 7 e+b+
777.70 14 0.053 6 e+b+
779.92 4 0.270 11 e+b+
781.87 6 0.160 8 e+b+
786.0 3 0.060 10 e+b+
789.0 3 0.163 21 e+b+
790.6 3 0.094 20 e+b+
793.0 3 0.219 20 e+b+
795.6 3 0.083 17 e+b+
802.0 3 0.141 14 e+b+
803.8 3 0.120 14 e+b+
805.2 3 0.230 17 e+b+
813.60 20 0.094 20 e+b+
816.00 20 0.120 20 e+b+
819.00 20 0.064 13 e+b+
820.29 10 0.138 18 e+b+
824.2 3 0.073 19 e+b+
827.50 20 0.41 4 e+b+
829.20 20 0.24 3 e+b+
831.20 20 0.154 24 e+b+
836.20 20 0.138 20 e+b+
842.00 20 0.19 3 e+b+
845.2 3 0.074 18 e+b+
847.3 3 0.085 18 e+b+
849.0 3 0.071 18 e+b+
857.38 8 0.19 4 e+b+
863.88 11 0.16 3 e+b+
869.50 20 0.115 12 e+b+
871.85 5 0.32 4 e+b+
873.5 3 0.062 11 e+b+
877.0 3 0.067 12 e+b+
879.0 3 0.100 22 e+b+
887.12 7 0.166 21 e+b+
889.2 3 0.051 10 e+b+
891.21 14 0.10 3 e+b+
895.5 3 0.111 7 e+b+
897.2 3 0.137 8 e+b+
900.04 5 0.327 19 e+b+
904.8 3 0.078 17 e+b+
906.5 3 0.103 24 e+b+
915.5 3 0.057 13 e+b+
917.9 3 0.052 11 e+b+
920.29 11 0.163 20 e+b+
922.0 3 0.079 17 e+b+
926.5 3 0.021 7 e+b+
928.5 3 0.044 11 e+b+
938.0 3 0.11 3 e+b+
940.3 3 0.11 3 e+b+
943.0 3 0.10 3 e+b+
945.0 3 0.11 3 e+b+
950.00 20 0.18 3 e+b+
952.00 20 0.16 3 e+b+
954.0 3 0.069 16 e+b+
957.2 3 0.051 11 e+b+
960.06 4 0.75 3 e+b+
963.08 9 0.141 11 e+b+
965.58 11 0.103 11 e+b+
971.0 3 0.084 13 e+b+
972.1 3 0.211 13 e+b+
974.7 3 0.103 12 e+b+
977.00 20 0.165 13 e+b+
979.00 20 0.30 3 e+b+
983.0 3 0.067 11 e+b+
986.5 4 0.090 14 e+b+
987.0 4 0.095 14 e+b+
988.7 3 0.129 16 e+b+
999.70 20 0.131 17 e+b+
1002.02 20 0.38 3 e+b+
1002.50 20 0.141 17 e+b+
1006.4 4 0.11 3 e+b+
1010.7 3 0.118 20 e+b+
1012.70 6 0.37 3 e+b+
1014.20 20 0.135 18 e+b+
1016.8 3 0.089 17 e+b+
1023.99 4 1.09 6 e+b+
1026.50 22 0.19 3 e+b+
1030.8 3 0.081 17 e+b+
1032.0 3 0.050 11 e+b+
1034.60 10 0.201 22 e+b+
1039.88 3 0.668 21 e+b+
1047.5 3 0.111 16 e+b+
1049.93 3 1.13 3 e+b+
1056.26 10 0.172 22 e+b+
1058.0 3 0.055 13 e+b+
1059.1 3 0.191 3 e+b+
1063.1 3 0.058 17 e+b+
1067.1 3 0.058 17 e+b+
1069.00 20 0.18 3 e+b+
1074.0 3 0.037 9 e+b+
1076.0 3 0.053 13 e+b+
1078.0 3 0.063 17 e+b+
1081.4 3 0.063 17 e+b+
1087.38 6 0.20 3 e+b+
1091.8 3 0.054 13 e+b+
1096.8 3 0.075 17 e+b+
1099.6 3 0.173 24 e+b+
1102.5 3 0.23 3 e+b+
1104.31 5 0.988 22 e+b+
1110.25 7 0.171 19 e+b+
1118.2 3 0.082 24 e+b+
1119.02 8 0.212 17 e+b+
1122.53 7 0.27 4 e+b+
1128.98 11 0.209 21 e+b+
1131.7 3 0.118 20 e+b+
1132.7 3 0.202 22 e+b+
1140.2 3 0.115 20 e+b+
1140.8 3 0.115 20 e+b+
1142.9 3 0.026 7 e+b+
1145.6 3 0.057 13 e+b+
1147.9 3 0.089 24 e+b+
1150.9 3 0.21 3 e+b+
1153.2 3 0.143 20 e+b+
1159.1 3 0.183 24 e+b+
1160.2 3 0.062 17 e+b+
1161.2 3 0.28 3 e+b+
1166.28 8 0.194 16 e+b+
1175.4 3 0.119 19 e+b+
1176.4 3 0.129 18 e+b+
1185.4 3 0.053 13 e+b+
1187.3 3 0.073 19 e+b+
1191.7 3 0.071 19 e+b+
1194.35 9 0.19 3 e+b+
1200.1 3 0.162 21 e+b+
1201.8 3 0.27 3 e+b+
1206.30 14 0.120 17 e+b+
1211.0 3 0.042 10 e+b+
1215.1 3 0.067 14 e+b+
1217.3 3 0.061 16 e+b+
1224.50 20 0.129 17 e+b+
1225.30 20 0.222 24 e+b+
1230.41 11 0.084 16 e+b+
1233.60 20 0.041 10 e+b+
1235.8 3 0.052 13 e+b+
1240.6 3 0.074 19 e+b+
1245.1 3 0.031 10 e+b+
1252.4 3 0.134 18 e+b+
1253.96 4 0.502 13 e+b+
1265.1 3 0.062 16 e+b+
1267.3 3 0.124 14 e+b+
1269.4 3 0.118 16 e+b+
1271.5 3 0.119 16 e+b+
1274.2 3 0.040 13 e+b+
1280.1 3 0.119 17 e+b+
1281.2 3 0.276 24 e+b+
1284.35 20 0.183 17 e+b+
1285.5 3 0.079 14 e+b+
1286.5 3 0.209 13 e+b+
1293.2 3 0.089 20 e+b+
1295.6 3 0.108 20 e+b+
1297.8 3 0.121 18 e+b+
1300.6 3 0.083 17 e+b+
1301.9 3 0.077 17 e+b+
1305.8 3 0.058 16 e+b+
1307.3 3 0.058 16 e+b+
1310.1 3 0.061 13 e+b+
1313.6 3 0.091 17 e+b+
1315.2 3 0.811 20 e+b+
1325.0 3 0.040 13 e+b+
1333.18 22 0.059 9 e+b+
1340.83 13 0.083 8 e+b+
1344.16 12 0.101 10 e+b+
1347.39 6 0.21 8 e+b+
1375.16 4 0.800 23 e+b+
1379.54 7 0.524 19 e+b+
1382.94 8 0.334 13 e+b+
1390.04 9 0.31 3 e+b+
1398.80 20 0.090 20 e+b+
1402.13 6 0.63 3 e+b+
1405.9 3 0.077 14 e+b+
1410.4 3 0.111 13 e+b+
1422.8 3 0.099 17 e+b+
1426.1 3 0.057 13 e+b+
1430.9 3 0.120 16 e+b+
1433.1 3 0.142 13 e+b+
1446.36 12 0.107 14 e+b+
1452.5 3 0.151 16 e+b+
1454.6 3 0.194 19 e+b+
1461.1 3 0.080 13 e+b+
1465.9 3 0.062 14 e+b+
1467.6 3 0.142 16 e+b+
1472.4 3 0.062 16 e+b+
1479.6 3 0.051 12 e+b+
1487.0 3 0.044 13 e+b+
1495.6 3 0.052 13 e+b+
1497.7 3 0.063 16 e+b+
1499.9 3 0.037 9 e+b+
1506.9 3 0.150 16 e+b+
1508.5 3 0.202 20 e+b+
1511.2 3 0.052 12 e+b+
1516.6 3 0.030 9 e+b+
1518.2 3 0.046 10 e+b+
1523.1 3 0.075 17 e+b+
1525.2 3 0.061 13 e+b+
1527.4 3 0.153 17 e+b+
1528.6 3 0.29 3 e+b+
1533.3 3 0.047 10 e+b+
1537.32 6 0.562 19 e+b+
1543.0 3 0.039 10 e+b+
1545.7 3 0.031 8 e+b+
1549.2 3 0.085 17 e+b+
1553.8 3 0.051 10 e+b+
1556.5 3 0.067 11 e+b+
1559.5 3 0.014 3 e+b+
1561.6 3 0.062 16 e+b+
1565.6 3 0.031 8 e+b+
1570.6 3 0.392 24 e+b+
1572.5 3 0.08 3 e+b+
1577.59 6 0.770 24 e+b+
1583.58 8 0.312 16 e+b+
1595.09 11 0.150 17 e+b+
1606.8 3 0.138 13 e+b+
1608.80 6 0.463 24 e+b+
1614.9 3 0.073 12 e+b+
1617.0 3 0.040 12 e+b+
1621.4 3 0.026 7 e+b+
1627.4 3 0.017 7 e+b+
1632.20 20 0.131 13 e+b+
1634.4 3 0.073 13 e+b+
1637.7 3 0.041 9 e+b+
1640.4 3 0.029 7 e+b+
1642.0 3 0.058 14 e+b+
1645.3 3 0.050 11 e+b+
1648.7 3 0.103 13 e+b+
1649.8 3 0.258 20 e+b+
1658.3 3 0.206 21 e+b+
1658.8 3 0.206 21 e+b+
1664.4 3 0.092 17 e+b+
1666.4 3 0.059 12 e+b+
1672.9 3 0.036 7 e+b+
1675.4 3 0.037 7 e+b+
1677.3 3 0.012 3 e+b+
1684.3 3 0.014 7 e+b+
1688.1 3 0.018 6 e+b+
1693.0 3 0.019 6 e+b+
1698.96 13 0.091 8 e+b+
1703.4 3 0.041 6 e+b+
1709.4 3 0.028 6 e+b+
1719.7 3 0.006 3 e+b+
1726.8 3 0.020 6 e+b+
1735.9 3 0.030 6 e+b+
1738.1 3 0.039 9 e+b+
1741.2 3 0.090 16 e+b+
1742.4 3 0.050 13 e+b+
1745.2 3 0.040 9 e+b+
1747.9 3 0.105 13 e+b+
1749.5 3 0.148 16 e+b+
1752.9 3 0.028 6 e+b+
1756.0 3 0.028 9 e+b+
1758.7 3 0.039 9 e+b+
1764.2 3 0.018 3 e+b+
1770.2 4 0.012 3 e+b+
1772.6 4 0.012 3 e+b+
1776.93 27 0.087 17 e+b+
1779.7 4 0.012 3 e+b+
1786.8 4 0.013 7 e+b+
1793.1 4 0.013 6 e+b+
1796.2 3 0.079 13 e+b+
1797.6 3 0.063 14 e+b+
1803.2 4 0.011 3 e+b+
1806.3 3 0.011 3 e+b+
1808.5 4 0.034 8 e+b+
1811.4 4 0.022 8 e+b+
1813.4 4 0.011 3 e+b+
1819.4 4 0.0078 22 e+b+
1831.3 4 0.027 8 e+b+
1832.4 3 0.049 9 e+b+
1836.2 3 0.022 6 e+b+
1838.9 3 0.022 6 e+b+
1841.1 3 0.0133 22 e+b+
1847.4 3 0.0144 22 e+b+
1852.30 20 0.0078 22 e+b+
1857.3 3 0.023 4 e+b+
1859.5 3 0.021 3 e+b+
1918.8 3 0.012 3 e+b+
1922.1 3 0.011 3 e+b+
1933.90 20 0.044 11 e+b+
1940.7 3 0.011 3 e+b+
1947.3 3 0.026 7 e+b+
1962.5 4 0.0078 22 e+b+
1976.7 3 0.016 3 e+b+
2011.0 3 0.007 3 e+b+
2016.5 3 0.012 3 e+b+
2020.70 10 0.047 6 e+b+

X-rays from 153Dy (6.4 h 1)

E (keV) I (%) Assignment
5,547 0.58 6 Tb Ll
6,239 1.53 10 Tb La2
6,273 13.8 9 Tb La1
6,284 0.202 16 Tb Lh
6,940 0.88 14 Tb Lb4
6,977 8.8 7 Tb Lb1
7,097 1.44 22 Tb Lb3
7,116 0.140 9 Tb Lb6
7,367 2.84 20 Tb Lb2
8,105 1.51 12 Tb Lg1
8,398 0.28 5 Tb Lg2
8,423 0.40 7 Tb Lg3
43,288 0.0168 7 Tb Ka3
43,744 49.3 16 Tb Ka2
44,482 89 3 Tb Ka1
50,228 8.9 3 Tb Kb3
50,384 17.2 6 Tb Kb1
50,738 0.284 14 Tb Kb5
51,698 5.74 19 Tb Kb2
51,849 2.13 10 Tb Kb4

Betas from 153Dy (6.4 h 1)

>Eb endpoint (keV) Ib (%) Decay mode
49,43 0.61 4 e
50,33 0.66 3 e
146,62 0.52 6 e
159,05 0.35 4 e
230,14 0.86 5 e
257,89 4.57 12 e
312,31 0.85 5 e
334,68 0.59 5 e
345,71 1.21 6 e
347,84 1.57 7 e
379,02 3.18 11 e
391,05 0.94 6 e
408,37 1.12 6 e
422,87 0.0063 3 b+
605,25 0.0041 4 b+
611,02 0.015 2 b+
619,02 0.0039 5 b+
638,11 0.0128 9 b+
703,7 0.0111 10 b+
741,08 1.87 7 e
758,85 0.0316 24 b+
776,86 0.016 2 b+
805,56 2.17 10 e
823,43 0.028 3 b+
873,67 0.071 15 b+
885,57 0.61 2 b+
894,2 0.051 7 b+
907,87 0.034 5 b+
929,77 0.030 3 b+
930,02 0.91 7 e
934,66 0.076 11 b+
943,93 0.63 6 e
1000,83 0.014 5 b+
1018,85 0.90 6 e
1039,75 1.06 4 e
1065,73 1.30 8 e
1087,55 0.57 5 e
1148,4 0.08 7 b+
1210,46 1.28 9 e
1213,23 0.54 4 e
1362,94 2.41 11 e
1380,44 0.32 7 e
1397,33 0.07 5 e
1429,84 2.38 11 e
1443,84 0.61 6 e
1444,87 4.68 24 e
1447,98 0.03 9 e
1475,49 0.50 5 e
1510,23 0.39 7 e
1518,68 0.09 8 e
1539,98 0.39 8 e
1573,11 0.09 9 e
1598,45 0.33 9 e
1627,25 0.74 7 e
1633,02 2.6 3 e
1641,02 0.64 6 e
1660,11 1.86 13 e
1725,7 1.11 10 e
1780,85 2.40 18 e
1798,86 1.11 10 e
1845,43 1.59 19 e
1895,67 3.2 7 e
1907,57 26.6 10 e
1916,2 2.2 3 e
1929,87 1.33 22 e
1951,77 1.08 11 e
1956,66 2.7 4 e
2022,83 1.7 6 e
2170,4 1.3 13 e

Alphas from 153Dy (6.4 h 1)

Ea (keV) Ia (%)
3305 5 0.02 1
3464 5 99.98 1