| |
|
| Half life: | 8.9 s 2 | |
| E(level): | 741.8 2 keV |
| Jp: | (11/2-) |
| Sn (keV): | 1.02E4 sy |
| Sp (keV): | 2.7E3 sy |
| | |
| ENSDF citation: | NDS 73,351 (1994) |
| Literature cut-off date: | 1-Dec-1994 |
| Author(s): | B. Singh |
| References since cut-off: |
149Er decay from 1994-98 (NSR)
|
| |
Decay properties: |
| Mode | Branching (%) | Q-value (keV) |
|
| e+b+ | 96.5 7 | 7.8E3 sy |
|
| IT | 3.5 7 | |
|
| ep | 0.18 7 | |
|
| |
Most Recent ENSDF Data (12/2002) |
| Mode | Data set name | Display data |
|
| TORI Data (1999)
Gammas from 149mEr (8.9 s 2)
|
| Eg (keV) |
Ig (%) | Decay mode |
|
| 106.0 10 |
~0.28 |
e+b+ |
| 111.3 1 |
1.11 19 |
IT |
| 163.1 10 |
~0.37 |
e+b+ |
| 171.5 1 |
6.5 8 |
e+b+ |
| 172.4 10 |
~0.28 |
e+b+ |
| 222.0 10 |
~0.6 |
e+b+ |
| 323.8 10 |
0.28 9 |
e+b+ |
| 327.1 10 |
~0.28 |
e+b+ |
| 343.9 1 |
6.3 8 |
e+b+ |
| 359.9 1 |
0.75 19 |
e+b+ |
| 380.9 1 |
0.66 19 |
e+b+ |
| 413.0 10 |
0.19 9 |
e+b+ |
| 436.7 1 |
3.9 7 |
e+b+ |
| 515.4 |
<1.1 |
e+b+ |
| 630.5 2 |
2.69 19 |
IT |
| 780.7 1 |
2.7 11 |
e+b+ |
| 826.4 2 |
0.66 19 |
e+b+ |
| 851.0 5 |
0.28 9 |
e+b+ |
| 1045.6 10 |
0.37 19 |
e+b+ |
| 1171.0 1 |
9.4 9 |
e+b+ |
| 1183.7 2 |
0.56 19 |
e+b+ |
| 1194.5 5 |
0.56 19 |
e+b+ |
| 1208.5 5 |
0.28 9 |
e+b+ |
| 1225.8 2 |
0.8 3 |
e+b+ |
| 1267.9 5 |
0.37 19 |
e+b+ |
| 1277.1 1 |
2.4 3 |
e+b+ |
| 1295.0 10 |
0.19 9 |
e+b+ |
| 1320.4 5 |
0.6 3 |
e+b+ |
| 1367.0 10 |
~0.07 |
e+b+ |
| 1380.1 1 |
3.2 3 |
e+b+ |
| 1448.8 5 |
0.7 4 |
e+b+ |
| 1468.1 5 |
1.3 7 |
e+b+ |
| 1492.3 5 |
0.37 19 |
e+b+ |
| 1530.9 1 |
4.4 5 |
e+b+ |
| 1552.2 1 |
1.8 3 |
e+b+ |
| 1560.1 1 |
3.0 3 |
e+b+ |
| 1581.6 2 |
0.7 3 |
e+b+ |
| 1602.0 10 |
1.1 4 |
e+b+ |
| 1605.0 10 |
~0.19 |
e+b+ |
| 1648.9 1 |
4.0 5 |
e+b+ |
| 1676.1 4 |
0.6 3 |
e+b+ |
| 1706.9 2 |
3.3 4 |
e+b+ |
| 1735.3 2 |
3.7 4 |
e+b+ |
| 1765.8 1 |
3.6 4 |
e+b+ |
| 1824.0 10 |
~0.047 |
e+b+ |
| 1828.9 3 |
0.66 19 |
e+b+ |
| 1913.0 10 |
~0.07 |
e+b+ |
| 1991.0 10 |
~0.6 |
e+b+ |
| 1997.4 3 |
0.75 19 |
e+b+ |
| 2000.0 10 |
~0.28 |
e+b+ |
| 2004.0 10 |
~0.37 |
e+b+ |
| 2071.9 2 |
0.28 9 |
e+b+ |
| 2124.0 10 |
~0.07 |
e+b+ |
| 2135.0 5 |
0.37 19 |
e+b+ |
| 2148.7 2 |
0.56 19 |
e+b+ |
| 2177.5 1 |
1.8 3 |
e+b+ |
| 2209.0 3 |
0.47 19 |
e+b+ |
| 2221.9 1 |
1.31 19 |
e+b+ |
| 2226.9 2 |
1.12 19 |
e+b+ |
| 2267.2 1 |
0.66 19 |
e+b+ |
| 2297.6 5 |
0.37 19 |
e+b+ |
| 2317.6 2 |
1.5 3 |
e+b+ |
| 2321.7 1 |
1.9 3 |
e+b+ |
| 2326.8 2 |
1.0 4 |
e+b+ |
| 2368.3 2 |
1.12 19 |
e+b+ |
| 2381.3 2 |
0.6 3 |
e+b+ |
| 2469.4 2 |
1.0 3 |
e+b+ |
| 2491.9 5 |
0.6 3 |
e+b+ |
| 2499.4 5 |
0.28 9 |
e+b+ |
| 2512.5 2 |
0.75 19 |
e+b+ |
| 2580.4 2 |
0.56 19 |
e+b+ |
| 2591.4 4 |
0.47 19 |
e+b+ |
| 2607.4 1 |
1.4 3 |
e+b+ |
| 2633.3 4 |
0.19 9 |
e+b+ |
| 2714.8 3 |
0.37 19 |
e+b+ |
| 2804.5 5 |
0.09 5 |
e+b+ |
| 2824.9 4 |
0.66 19 |
e+b+ |
| 2851.2 11 |
0.28 9 |
e+b+ |
| 2901.7 4 |
0.19 9 |
e+b+ |
| 2913.5 3 |
0.28 9 |
e+b+ |
| 2935.7 6 |
0.19 9 |
e+b+ |
| 2939.3 9 |
0.12 5 |
e+b+ |
| 2965.5 3 |
0.19 9 |
e+b+ |
| 2977.8 3 |
0.28 9 |
e+b+ |
| 2992.3 3 |
0.37 19 |
e+b+ |
| 2996.7 3 |
0.37 19 |
e+b+ |
| 3001.1 4 |
0.19 9 |
e+b+ |
| 3005.0 3 |
0.28 9 |
e+b+ |
| 3049.0 3 |
0.47 19 |
e+b+ |
| 3061.0 9 |
0.08 5 |
e+b+ |
| 3125.3 3 |
0.28 9 |
e+b+ |
| 3174.9 5 |
0.19 9 |
e+b+ |
| 3226.2 4 |
0.19 9 |
e+b+ |
| 3263.1 3 |
0.28 9 |
e+b+ |
| 3305.8 3 |
0.14 7 |
e+b+ |
| 3325.2 4 |
0.09 5 |
e+b+ |
| 3338.4 3 |
0.28 9 |
e+b+ |
| 3536.3 8 |
0.19 9 |
e+b+ |
| 3795.0 6 |
0.19 9 |
e+b+ |
| 3828.2 12 |
0.09 5 |
e+b+ |
| 3885.5 5 |
0.5 3 |
e+b+ |
| 4003.1 4 |
0.08 4 |
e+b+ |
| 4037.2 13 |
0.028 19 |
e+b+ |
| 4086.3 5 |
0.19 9 |
e+b+ |
| 4235.9 10 |
0.05 3 |
e+b+ |
| 4385.9 7 |
0.08 5 |
e+b+ |
| 4413.4 3 |
0.37 19 |
e+b+ |
| 4433.8 4 |
0.19 9 |
e+b+ |
| 4441.3 3 |
0.28 9 |
e+b+ |
| 4552.4 8 |
0.047 19 |
e+b+ |
| 4616.7 5 |
0.07 4 |
e+b+ |
| 4622.3 3 |
0.37 19 |
e+b+ |
| 4645.5 4 |
0.19 9 |
e+b+ |
| 4652.0 4 |
0.19 9 |
e+b+ |
| 4661.6 2 |
0.37 19 |
e+b+ |
| 4676.6 4 |
0.19 9 |
e+b+ |
| 4699.6 2 |
1.4 3 |
e+b+ |
| 4706.0 10 |
0.11 6 |
e+b+ |
| 4749.9 8 |
0.10 5 |
e+b+ |
| 4822.8 6 |
0.07 4 |
e+b+ |
| 4851.0 9 |
0.07 4 |
e+b+ |
| 5079.1 10 |
~0.12 |
e+b+ |
| 5098.6 10 |
~0.12 |
e+b+ |
|
X-rays from 149mEr (8.9 s 2)
|
| E (keV) |
I (%) | Assignment |
|
| 5.943 |
0.056 6 |
Ho Ll |
| 6.151 |
0.0100 16 |
Er Ll |
| 6.680 |
0.146 11 |
Ho La2 |
| 6.720 |
1.32 10 |
Ho La1 |
| 6.790 |
0.0189 16 |
Ho Lh |
| 6.905 |
0.026 4 |
Er La2 |
| 6.949 |
0.23 3 |
Er La1 |
| 7.058 |
0.0033 5 |
Er Lh |
| 7.471 |
0.078 12 |
Ho Lb4 |
| 7.526 |
0.86 7 |
Ho Lb1 |
| 7.635 |
0.0142 11 |
Ho Lb6 |
| 7.653 |
0.125 20 |
Ho Lb3 |
| 7.745 |
0.014 3 |
Er Lb4 |
| 7.811 |
0.153 22 |
Er Lb1 |
| 7.909 |
0.0026 4 |
Er Lb6 |
| 7.910 |
0.266 21 |
Ho Lb2 |
| 7.939 |
0.022 4 |
Er Lb3 |
| 8.186 |
0.046 7 |
Er Lb2 |
| 8.757 |
0.150 13 |
Ho Lg1 |
| 9.051 |
0.025 4 |
Ho Lg2 |
| 9.088 |
0.027 4 |
Er Lg1 |
| 9.088 |
0.036 6 |
Ho Lg3 |
| 9.385 |
0.0044 9 |
Er Lg2 |
| 9.431 |
0.0065 13 |
Er Lg3 |
| 46.223 |
0.00182 10 |
Ho Ka3 |
| 46.700 |
4.45 22 |
Ho Ka2 |
| 47.547 |
7.9 4 |
Ho Ka1 |
| 47.734 |
0.00034 4 |
Er Ka3 |
| 48.221 |
0.73 9 |
Er Ka2 |
| 49.128 |
1.30 17 |
Er Ka1 |
| 53.695 |
0.82 4 |
Ho Kb3 |
| 53.876 |
1.58 8 |
Ho Kb1 |
| 54.246 |
0.0287 17 |
Ho Kb5 |
| 55.293 |
0.53 3 |
Ho Kb2 |
| 55.457 |
0.166 10 |
Ho Kb4 |
| 55.480 |
0.136 17 |
Er Kb3 |
| 55.674 |
0.26 3 |
Er Kb1 |
| 56.054 |
0.0050 7 |
Er Kb5 |
| 57.142 |
0.088 11 |
Er Kb2 |
| 57.313 |
0.026 4 |
Er Kb4 |
Betas from 149mEr (8.9 s 2)
|
| Eb endpoint (keV) |
Ib (%) | Decay mode |
|
| 1531.8 |
0.18 |
e |
| 2421.1 |
0.04 |
b+ |
| 2440.6 |
0.04 |
b+ |
| 2668.7 |
0.03 2 |
b+ |
| 2696.9 |
0.03 2 |
b+ |
| 2769.8 |
0.04 3 |
b+ |
| 2813.7 |
0.05 3 |
b+ |
| 2820.1 |
0.6 3 |
b+ |
| 2843.1 |
0.09 6 |
b+ |
| 2858.1 |
0.17 11 |
b+ |
| 2867.7 |
0.09 6 |
b+ |
| 2874.2 |
0.09 6 |
b+ |
| 2897.4 |
0.17 11 |
b+ |
| 2903 |
0.03 2 |
b+ |
| 2967.3 |
0.02 1 |
b+ |
| 3078.4 |
0.14 7 |
b+ |
| 3085.9 |
0.10 6 |
b+ |
| 3106.3 |
0.19 12 |
b+ |
| 3133.8 |
0.04 3 |
b+ |
| 3283.8 |
0.03 2 |
b+ |
| 3433.4 |
0.11 7 |
b+ |
| 3443.1 |
0.08 |
e |
| 3462.6 |
0.08 |
e |
| 3482.5 |
0.02 1 |
b+ |
| 3516.6 |
0.05 3 |
b+ |
| 3634.2 |
0.3 2 |
b+ |
| 3690.7 |
0.04 3 |
e |
| 3691.5 |
0.06 3 |
b+ |
| 3718.9 |
0.04 3 |
e |
| 3724.7 |
0.12 7 |
b+ |
| 3791.8 |
0.06 4 |
e |
| 3835.7 |
0.06 4 |
e |
| 3842.1 |
0.8 3 |
e |
| 3865.1 |
0.10 7 |
e |
| 3880.1 |
0.20 13 |
e |
| 3889.7 |
0.10 7 |
e |
| 3896.2 |
0.10 7 |
e |
| 3919.4 |
0.20 12 |
e |
| 3925 |
0.04 2 |
e |
| 3983.5 |
0.13 8 |
b+ |
| 3989.3 |
0.03 1 |
e |
| 4100.4 |
0.14 7 |
e |
| 4107.9 |
0.09 6 |
e |
| 4128.3 |
0.18 12 |
e |
| 4155.8 |
0.04 3 |
e |
| 4181.4 |
0.20 8 |
b+ |
| 4194.6 |
0.07 4 |
b+ |
| 4214 |
0.10 6 |
b+ |
| 4256.7 |
0.21 8 |
b+ |
| 4293.6 |
0.14 8 |
b+ |
| 4305.8 |
0.02 2 |
e |
| 4344.9 |
0.14 8 |
b+ |
| 4394.5 |
0.26 9 |
b+ |
| 4455.4 |
0.08 5 |
e |
| 4458.8 |
0.06 4 |
b+ |
| 4470.8 |
0.36 16 |
b+ |
| 4504.5 |
0.01 1 |
e |
| 4514.8 |
0.50 14 |
b+ |
| 4518.7 |
0.36 11 |
b+ |
| 4523.2 |
0.8 3 |
b+ |
| 4527.5 |
0.7 2 |
b+ |
| 4538.6 |
0.03 2 |
e |
| 4542 |
0.22 9 |
b+ |
| 4554.3 |
0.15 9 |
b+ |
| 4580.5 |
0.09 5 |
b+ |
| 4584.1 |
0.15 9 |
b+ |
| 4606.2 |
0.28 10 |
b+ |
| 4618.1 |
0.15 9 |
b+ |
| 4656.2 |
0.2 1 |
e |
| 4668.6 |
0.22 9 |
b+ |
| 4694.8 |
0.55 19 |
b+ |
| 4713.5 |
0.03 2 |
e |
| 4715.3 |
0.07 4 |
b+ |
| 4746.7 |
0.07 4 |
e |
| 4805 |
0.29 17 |
b+ |
| 4842.7 |
0.5 2 |
b+ |
| 4886.5 |
0.15 9 |
b+ |
| 4912.4 |
1.3 4 |
b+ |
| 4928.4 |
0.38 17 |
b+ |
| 4939.4 |
0.45 18 |
b+ |
| 5005.5 |
0.06 4 |
e |
| 5007.3 |
0.61 21 |
b+ |
| 5020.4 |
0.23 9 |
b+ |
| 5027.2 |
0.7 3 |
b+ |
| 5050.4 |
1.9 7 |
b+ |
| 5070 |
0.6 3 |
b+ |
| 5138.5 |
0.5 2 |
b+ |
| 5151.5 |
1.0 3 |
b+ |
| 5193 |
0.8 4 |
b+ |
| 5198.1 |
2.3 7 |
b+ |
| 5202.2 |
1.2 4 |
b+ |
| 5203.4 |
0.08 4 |
e |
| 5216.6 |
0.02 2 |
e |
| 5222.5 |
0.47 20 |
b+ |
| 5236 |
0.04 2 |
e |
| 5252.5 |
0.8 3 |
b+ |
| 5278.7 |
0.07 4 |
e |
| 5293 |
1.7 5 |
b+ |
| 5297.9 |
1.1 3 |
b+ |
| 5310.7 |
0.6 3 |
b+ |
| 5315.6 |
0.05 3 |
e |
| 5342.3 |
1.5 4 |
b+ |
| 5366.9 |
0.05 3 |
e |
| 5371.1 |
0.47 19 |
b+ |
| 5384.8 |
0.31 18 |
b+ |
| 5416.5 |
0.09 4 |
e |
| 5447.9 |
0.24 9 |
b+ |
| 5480.8 |
0.02 1 |
e |
| 5492.8 |
0.11 6 |
e |
| 5522.3 |
1.2 3 |
b+ |
| 5536.8 |
0.16 6 |
e |
| 5540.7 |
0.11 5 |
e |
| 5545.2 |
0.2 1 |
e |
| 5549.5 |
0.2 1 |
e |
| 5564 |
0.06 3 |
e |
| 5576.3 |
0.04 3 |
e |
| 5602.5 |
0.03 2 |
e |
| 5606.1 |
0.04 3 |
e |
| 5628.2 |
0.08 4 |
e |
| 5640.1 |
0.04 3 |
e |
| 5690.6 |
0.06 3 |
e |
| 5690.9 |
0.57 20 |
b+ |
| 5716.8 |
0.15 7 |
e |
| 5737.3 |
0.02 1 |
e |
| 5754 |
3.4 8 |
b+ |
| 5784.5 |
3.2 8 |
b+ |
| 5812.9 |
3.1 8 |
b+ |
| 5827 |
0.08 5 |
e |
| 5864.7 |
0.1 1 |
e |
| 5870.9 |
3.5 9 |
b+ |
| 5908.5 |
0.04 2 |
e |
| 5917.9 |
1.4 4 |
b+ |
| 5934.4 |
0.3 1 |
e |
| 5950.4 |
0.09 5 |
e |
| 5961.4 |
0.11 5 |
e |
| 5967.7 |
2.4 6 |
b+ |
| 5988.9 |
4.5 11 |
b+ |
| 6029.3 |
0.14 6 |
e |
| 6042.4 |
0.05 3 |
e |
| 6049.2 |
0.2 1 |
e |
| 6072.4 |
0.4 2 |
e |
| 6092 |
0.1 1 |
e |
| 6104.8 |
0.4 4 |
b+ |
| 6139.7 |
1.9 4 |
b+ |
| 6160.5 |
0.1 1 |
e |
| 6173.5 |
0.2 1 |
e |
| 6215 |
0.2 1 |
e |
| 6220.1 |
0.5 2 |
e |
| 6224.2 |
0.3 1 |
e |
| 6242.7 |
1.9 5 |
b+ |
| 6244.5 |
0.09 5 |
e |
| 6274.5 |
0.2 1 |
e |
| 6315 |
0.3 1 |
e |
| 6319.9 |
0.2 1 |
e |
| 6332.7 |
0.1 1 |
e |
| 6336.1 |
0.5 2 |
b+ |
| 6348.7 |
6.3 16 |
b+ |
| 6364.3 |
0.3 1 |
e |
| 6393.1 |
0.09 4 |
e |
| 6406.8 |
0.06 4 |
e |
| 6469.9 |
0.04 2 |
e |
| 6518.8 |
1.1 |
b+ |
| 6544.3 |
0.2 1 |
e |
| 6712.9 |
0.09 4 |
e |
| 6776 |
0.5 2 |
e |
| 6806.5 |
0.5 2 |
e |
| 6834.9 |
0.5 2 |
e |
| 6892.9 |
0.5 2 |
e |
| 6939.9 |
0.2 1 |
e |
| 6989.7 |
0.3 1 |
e |
| 7010.9 |
0.6 2 |
e |
| 7126.8 |
0.05 5 |
e |
| 7161.7 |
0.2 1 |
e |
| 7264.7 |
0.2 1 |
e |
| 7358.1 |
0.06 3 |
e |
| 7370.7 |
0.7 3 |
e |
| 7519.8 |
3 |
b+ |
| 7540.8 |
0.3 |
e |
| 8541.8 |
0.2 |
e |
Main page |
Radiation search |
Nuclide search
|
|
|