| |
|
| Half life: | 20.07 h 7 | |
| Jp: | 7/2+ |
| Sn (keV): | 5177 5 |
| Sp (keV): | 5482 6 |
| | |
| ENSDF citation: | NDS 59,591 (1990) |
| Literature cut-off date: | 30-Apr-1989 |
| Author(s): | M.R. Schmorak |
| References since cut-off: |
255Fm decay from 1989-98 (NSR)
|
| |
Decay properties: |
| Mode | Branching (%) | Q-value (keV) |
References |
| a | 100 | 7239.7 18 |
71Ah01 75Ah01 |
| SF | 2.3E-5 1 4 | |
|
| |
Most Recent ENSDF Data (12/2002) |
| Mode | Data set name | Display data |
|
| TORI Data (1999)
Gammas from 255Fm (20.07 h 7)
|
| Eg (keV) |
Ig (%) | Decay mode |
|
| 0.57 3 |
|
a |
| 23.001 17 |
0.15 3 |
a |
| 24.824 15 |
0.09 2 |
a |
| 34.0 |
|
a |
| 40.7 2 |
|
a |
| 46.7 2 |
|
a |
| 47.830 15 |
0.019 2 |
a |
| 57.902 15 |
0.11 |
a |
| 58.477 15 |
0.67 |
a |
| 60.004 15 |
0.12 2 |
a |
| 63.8 5 |
0.0008 3 |
a |
| 72 3 |
|
a |
| 73 3 |
|
a |
| 73.05 3 |
0.029 2 |
a |
| 80.92 5 |
0.27 |
a |
| 81.477 20 |
0.81 |
a |
| 86.0 1 |
0.0066 6 |
a |
| 98.7 2 |
0.001 |
a |
| 98.7 2 |
0.0019 |
a |
| 130.1 3 |
0.0013 |
a |
| 131.0 2 |
0.028 3 |
a |
| 133.01 5 |
0.0085 9 |
a |
| 149.2 2 |
0.00065 6 |
a |
| 152.8 2 |
0.0002 |
a |
| 152.8 2 |
0.0019 |
a |
| 159.0 2 |
0.0036 4 |
a |
| 163.8 2 |
0.0020 2 |
a |
| 172.9 2 |
0.00030 3 |
a |
| 177.7 2 |
0.0048 4 |
a |
| 184.8 3 |
0.00080 8 |
a |
| 186.8 3 |
0.00010 2 |
a |
| 204.1 2 |
0.024 2 |
a |
| 210.6 3 |
0.00030 4 |
a |
| 213.5 4 |
0.0001 |
a |
| 233.6 3 |
0.00026 5 |
a |
| 264.1 2 |
0.0010 1 |
a |
| 268.0 5 |
0.00018 4 |
a |
| 271.0 3 |
0.00032 4 |
a |
| 285.7 3 |
0.00039 4 |
a |
| 328.0 5 |
0.00023 4 |
a |
| 330.0 5 |
0.00044 8 |
a |
| 332.0 4 |
0.0033 |
a |
| 332.0 4 |
0.0033 |
a |
| 366.4 2 |
0.0050 5 |
a |
| 378.4 2 |
0.0023 3 |
a |
| 390.7 5 |
0.00040 8 |
a |
| 410.0 5 |
0.00012 4 |
a |
| 423.8 2 |
0.00060 6 |
a |
| 437.8 2 |
0.00135 14 |
a |
| 483.9 3 |
0.00039 4 |
a |
| 496.2 4 |
0.00017 4 |
a |
| 502.7 5 |
4E-5 |
a |
| 519.5 5 |
0.00015 4 |
a |
| 543.5 5 |
0.00024 |
a |
| 543.5 5 |
0.00024 |
a |
|
X-rays from 255Fm (20.07 h 7)
|
| E (keV) |
I (%) | Assignment |
|
| 13.146 |
2.3 5 |
Cf Ll |
| 15.423 |
3.4 7 |
Cf La2 |
| 15.660 |
30 6 |
Cf La1 |
| 18.094 |
0.64 12 |
Cf Lb6 |
| 18.347 |
0.37 4 |
Cf Lh |
| 18.946 |
8.3 16 |
Cf Lb2 |
| 19.665 |
2.7 5 |
Cf Lb4 |
| 19.778 |
2.0 4 |
Cf Lb5 |
| 20.624 |
13.4 14 |
Cf Lb1 |
| 20.894 |
2.1 4 |
Cf Lb3 |
| 24.117 |
3.4 4 |
Cf Lg1 |
| 24.390 |
1.25 23 |
Cf Lg2 |
| 24.718 |
0.97 18 |
Cf Lg3 |
| 24.971 |
0.72 9 |
Cf Lg6 |
| 108.929 |
1.38E-04 15 |
Cf Ka3 |
| 109.831 |
0.025 3 |
Cf Ka2 |
| 115.032 |
0.040 4 |
Cf Ka1 |
| 128.594 |
0.0050 5 |
Cf Kb3 |
| 129.823 |
0.0094 10 |
Cf Kb1 |
| 130.574 |
0.00039 4 |
Cf Kb5 |
| 133.483 |
0.0037 4 |
Cf Kb2 |
| 133.979 |
0.00149 17 |
Cf Kb4 |
Alphas from 255Fm (20.07 h 7)
|
| Ea (keV) |
Ia (%) |
|
| 6488 3 |
0.0030 5 |
| 6546 2 |
0.014 2 |
| 6592 2 |
0.017 2 |
| 6621 3 |
0.0022 5 |
| 6692 3 |
0.005 2 |
| 6699 2 |
0.036 2 |
| 6710 2 |
0.013 1 |
| 6741 3 |
0.0012 4 |
| 6763 2 |
0.016 2 |
| 6807 2 |
0.110 6 |
| 6814 3 |
0.0020 5 |
| 6836 2 |
0.008 1 |
| 6873 2 |
0.008 1 |
| 6892 2 |
0.62 1 |
| 6918 2 |
0.017 2 |
| 6953 2 |
0.022 4 |
| 6963 2 |
5.04 6 |
| 6983 2 |
0.13 1 |
| 7015.8 18 |
93.4 3 |
| 7080 2 |
0.40 3 |
| 7103 2 |
0.090 9 |
| 7120 2 |
0.070 7 |
|
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