| |
|
| Half life: | 2.47 m 3 | |
| Jp: | 1/2+ |
| Sn (keV): | 5.75E3 13 |
| Sp (keV): | 6.4E3 sy |
| | |
| ENSDF citation: | NDS 65,669 (1992) |
| Literature cut-off date: | 31-Aug-1990 |
| Author(s): | E. Browne |
| References since cut-off: |
227Fr decay from 1990-98 (NSR)
|
| |
Decay properties: |
| Mode | Branching (%) | Q-value (keV) |
References |
| b- | 100 | 2480 96 |
81Vo03 87Bo04 |
| |
Most Recent ENSDF Data (12/2002) |
| Mode | Data set name | Display data |
|
| TORI Data (1999)
Gammas from 227Fr (2.47 m 3)
|
| Eg (keV) |
Ig (%) | Decay mode |
|
| 37.9 1 |
0.65 15 |
b- |
| 64.085 10 |
0.3 21 |
b- |
| 64.267 2 |
14.5 15 |
b- |
| 76.1 1 |
0.150 24 |
b- |
| 90.035 2 |
39 4 |
b- |
| 100.1 2 |
2.7 6 |
b- |
| 101.894 2 |
3.6 6 |
b- |
| 107.306 4 |
0.59 6 |
b- |
| 113.030 46 |
0.09 3 |
b- |
| 120.709 8 |
1.39 15 |
b- |
| 123.17 5 |
0.134 16 |
b- |
| 131.0 1 |
0.111 16 |
b- |
| 135.280 8 |
0.71 21 |
b- |
| 135.525 5 |
1.0 4 |
b- |
| 139.65 10 |
0.071 16 |
b- |
| 145.139 16 |
0.071 8 |
b- |
| 149.3 1 |
0.150 16 |
b- |
| 151.177 21 |
0.30 21 |
b- |
| 151.553 25 |
0.126 16 |
b- |
| 153.272 15 |
0.111 16 |
b- |
| 159.37 5 |
0.221 24 |
b- |
| 159.742 41 |
0.07 3 |
b- |
| 161.052 13 |
0.43 4 |
b- |
| 163.563 7 |
1.56 15 |
b- |
| 173.9 3 |
0.071 16 |
b- |
| 175.228 14 |
0.5 3 |
b- |
| 175.867 4 |
1.03 24 |
b- |
| 178.47 10 |
0.22 3 |
b- |
| 182.394 15 |
0.27 3 |
b- |
| 187.274 35 |
0.071 24 |
b- |
| 194.255 10 |
0.150 16 |
b- |
| 200.85 5 |
0.59 6 |
b- |
| 202.394 4 |
0.079 16 |
b- |
| 204.30 1 |
2.92 24 |
b- |
| 206.539 5 |
0.53 6 |
b- |
| 207.852 20 |
0.063 16 |
b- |
| 225.469 39 |
0.071 16 |
b- |
| 237.2 2 |
0.055 16 |
b- |
| 249.3 1 |
0.063 16 |
b- |
| 251.9 1 |
0.063 16 |
b- |
| 263.7 1 |
0.047 16 |
b- |
| 270.6 1 |
0.047 8 |
b- |
| 284.314 30 |
0.15 3 |
b- |
| 291.55 5 |
0.73 6 |
b- |
| 294.52 11 |
0.24 3 |
b- |
| 296.7 1 |
0.032 16 |
b- |
| 306.2 2 |
0.032 16 |
b- |
| 321.763 25 |
0.095 16 |
b- |
| 347.251 18 |
0.205 16 |
b- |
| 348.803 25 |
0.079 8 |
b- |
| 350.85 5 |
0.197 16 |
b- |
| 362.86 5 |
0.221 16 |
b- |
| 369.669 8 |
3.16 17 |
b- |
| 373.122 61 |
0.071 16 |
b- |
| 379.15 10 |
0.095 16 |
b- |
| 381.556 15 |
2.01 15 |
b- |
| 384.348 8 |
1.80 15 |
b- |
| 391.57 2 |
2.60 17 |
b- |
| 403.19 10 |
0.332 24 |
b- |
| 411.140 80 |
0.12 3 |
b- |
| 413.029 11 |
0.308 24 |
b- |
| 422.0 2 |
0.071 16 |
b- |
| 433.824 9 |
5.1 3 |
b- |
| 434.92 13 |
0.071 24 |
b- |
| 437.071 28 |
0.103 16 |
b- |
| 438.768 18 |
0.150 24 |
b- |
| 445.76 10 |
0.103 24 |
b- |
| 449.263 29 |
0.36 3 |
b- |
| 469.8 3 |
0.103 24 |
b- |
| 473.330 64 |
0.13 3 |
b- |
| 475.016 23 |
0.49 5 |
b- |
| 497.0 2 |
0.079 16 |
b- |
| 498.4 3 |
0.071 16 |
b- |
| 514.8 2 |
1.9 3 |
b- |
| 523.75 10 |
0.118 16 |
b- |
| 534.335 88 |
0.12 3 |
b- |
| 555.15 10 |
2.99 21 |
b- |
| 572.71 17 |
0.095 24 |
b- |
| 573.84 10 |
0.46 3 |
b- |
| 585.804 49 |
29.5 15 |
b- |
| 596.76 21 |
0.071 16 |
b- |
| 598.43 18 |
0.071 16 |
b- |
| 600.4 5 |
0.055 16 |
b- |
| 629.755 73 |
0.111 16 |
b- |
| 641.77 11 |
0.071 16 |
b- |
| 736.9 5 |
0.134 16 |
b- |
| 743.4 5 |
0.063 16 |
b- |
| 789.2 5 |
0.118 16 |
b- |
| 795.3 5 |
0.071 16 |
b- |
| 810.4 5 |
0.071 16 |
b- |
| 846.8 5 |
0.103 16 |
b- |
| 889.3 5 |
0.142 24 |
b- |
| 908.5 5 |
0.055 16 |
b- |
| 937.0 5 |
0.095 16 |
b- |
| 944.6 5 |
0.079 24 |
b- |
| 981.3 5 |
0.032 8 |
b- |
| 983.5 5 |
0.039 8 |
b- |
| 993.0 5 |
0.158 16 |
b- |
| 996.1 5 |
0.055 16 |
b- |
| 1005.0 5 |
0.071 16 |
b- |
| 1013.4 5 |
0.071 16 |
b- |
| 1048.4 5 |
0.095 16 |
b- |
| 1147.4 5 |
0.047 16 |
b- |
| 1178.2 5 |
0.071 16 |
b- |
| 1190.3 5 |
0.063 16 |
b- |
| 1217.0 5 |
0.118 16 |
b- |
| 1247.4 5 |
0.032 8 |
b- |
| 1272.4 5 |
0.024 8 |
b- |
| 1307.1 5 |
0.44 5 |
b- |
| 1313.7 5 |
0.087 16 |
b- |
| 1342.4 5 |
0.245 24 |
b- |
| 1347.4 5 |
0.53 6 |
b- |
| 1354.3 8 |
0.032 8 |
b- |
| 1365.1 5 |
0.095 16 |
b- |
| 1378.1 5 |
0.39 4 |
b- |
| 1384.9 5 |
0.190 24 |
b- |
| 1432.3 5 |
0.055 8 |
b- |
| 1455.3 5 |
0.197 24 |
b- |
| 1468.1 5 |
0.28 3 |
b- |
| 1474.9 5 |
0.032 8 |
b- |
|
X-rays from 227Fr (2.47 m 3)
|
| E (keV) |
I (%) | Assignment |
|
| 10.622 |
0.49 15 |
Ra Ll |
| 12.196 |
0.87 24 |
Ra La2 |
| 12.339 |
7.8 22 |
Ra La1 |
| 13.662 |
0.125 25 |
Ra Lh |
| 14.236 |
0.14 4 |
Ra Lb6 |
| 14.749 |
0.6 5 |
Ra Lb4 |
| 14.825 |
2.0 6 |
Ra Lb2 |
| 15.236 |
5.0 10 |
Ra Lb1 |
| 15.375 |
0.37 10 |
Ra Lb5 |
| 15.447 |
0.6 5 |
Ra Lb3 |
| 17.848 |
1.15 23 |
Ra Lg1 |
| 18.177 |
0.24 19 |
Ra Lg2 |
| 18.353 |
0.25 20 |
Ra Lg3 |
| 18.412 |
0.24 5 |
Ra Lg6 |
| 84.683 |
0.0238 23 |
Ra Ka3 |
| 85.431 |
9.2 9 |
Ra Ka2 |
| 88.471 |
15.1 14 |
Ra Ka1 |
| 99.432 |
1.82 17 |
Ra Kb3 |
| 100.130 |
3.5 3 |
Ra Kb1 |
| 100.739 |
0.118 12 |
Ra Kb5 |
| 102.948 |
1.31 12 |
Ra Kb2 |
| 103.296 |
0.45 5 |
Ra Kb4 |
Betas from 227Fr (2.47 m 3)
|
| Eb endpoint (keV) |
Ib (%) | Decay mode |
|
| 1005.17 |
0.51 4 |
b- |
| 1011.86 |
2.2 1 |
b- |
| 1024.8 |
0.33 3 |
b- |
| 1035.8 |
0.08 2 |
b- |
| 1047.77 |
0.66 4 |
b- |
| 1161.17 |
0.14 3 |
b- |
| 1385.1 |
0.30 3 |
b- |
| 1748.35 |
0.43 5 |
b- |
| 1804.14 |
52 3 |
b- |
| 1881.49 |
0.4 1 |
b- |
| 1956.15 |
7.1 4 |
b- |
| 2004.97 |
1.0 1 |
b- |
| 2041.21 |
0.5 1 |
b- |
| 2095.64 |
1.3 2 |
b- |
| 2183.42 |
2.2 6 |
b- |
| 2195.72 |
0.6 |
b- |
| 2318.95 |
3 |
b- |
| 2359.29 |
8 2 |
b- |
| 2389.96 |
20 5 |
b- |
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