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|
Half life: | 471.7 d 19 | |
Jp: | (5-) |
Sn (keV): | 5287 51 |
Sp (keV): | 4129 50 |
Prod. mode: |
Charged particle reaction
|
| |
ENSDF citation: | NDS 57,579 (1989) |
Literature cut-off date: | 1-Dec-1988 |
Author(s): | M.R. Schmorak |
References since cut-off: |
252Es decay from 1988-98 (NSR)
|
|
Decay properties: |
Mode | Branching (%) | Q-value (keV) |
References |
a | 76 4 | 6789 sy |
73Fi06 |
e | 24 2 | 1260 50 |
73Fi06 |
b- | ~0.01 | 477 51 |
|
|
Data sets: |
Mode | Data set name | Display data |
|
Gammas from 252Es (471.7 d 19)
|
Eg (keV) |
Ig (%) | Decay mode |
|
45.72 5 |
0.026 3 |
e+b+ |
52.33 5 |
0.55 5 |
a |
64.42 5 |
0.274 23 |
a |
70.65 5 |
0.122 15 |
a |
80.7 1 |
0.032 5 |
a |
102.32 5 |
1.88 13 |
e+b+ |
106.01 5 |
0.139 13 |
e+b+ |
139.03 5 |
13.9 10 |
e+b+ |
144 3 |
|
a |
149.1 2 |
0.020 3 |
a |
151.3 1 |
0.073 7 |
a |
165.02 7 |
0.144 16 |
e+b+ |
193.5 1 |
0.052 6 |
a |
228.0 4 |
0.027 5 |
a |
230.9 4 |
0.024 5 |
a |
326.0 4 |
0.024 5 |
a |
377.4 3 |
0.122 15 |
a |
399.7 3 |
0.122 15 |
a |
418.5 3 |
0.220 23 |
a |
428.3 5 |
~0.009 |
a |
452.4 5 |
0.030 8 |
a |
523 1 |
~0.012 |
a |
529.1 7 |
0.053 8 |
a |
548 |
~0.008 |
a |
590.0 7 |
0.084 8 |
a |
693.99 8 |
0.46 3 |
e+b+ |
715.78 6 |
0.86 5 |
e+b+ |
748.6 2 |
0.076 13 |
e+b+ |
759.10 7 |
0.51 4 |
e+b+ |
765.30 10 |
0.183 16 |
e+b+ |
785.09 6 |
18.3 10 |
e+b+ |
800.01 8 |
1.49 10 |
e+b+ |
804.82 7 |
0.39 3 |
e+b+ |
818.10 6 |
0.75 6 |
e+b+ |
821.79 6 |
0.35 3 |
e+b+ |
854.6 3 |
0.034 8 |
e+b+ |
924.12 5 |
2.41 16 |
e+b+ |
|
X-rays from 252Es (471.7 d 19)
|
E (keV) |
I (%) | Assignment |
|
12.890 |
0.17 3 |
Bk Ll |
13.146 |
0.69 9 |
Cf Ll |
15.082 |
0.26 3 |
Bk La2 |
15.308 |
2.3 3 |
Bk La1 |
15.423 |
1.00 10 |
Cf La2 |
15.660 |
9.0 9 |
Cf La1 |
17.687 |
0.047 6 |
Bk Lb6 |
17.826 |
0.066 10 |
Bk Lh |
18.094 |
0.188 19 |
Cf Lb6 |
18.347 |
0.159 21 |
Cf Lh |
18.508 |
0.62 8 |
Bk Lb2 |
18.946 |
2.4 3 |
Cf Lb2 |
19.118 |
0.052 10 |
Bk Lb4 |
19.311 |
0.147 19 |
Bk Lb5 |
19.665 |
0.97 17 |
Cf Lb4 |
19.778 |
0.58 6 |
Cf Lb5 |
20.018 |
2.4 4 |
Bk Lb1 |
20.280 |
0.041 8 |
Bk Lb3 |
20.624 |
5.7 8 |
Cf Lb1 |
20.894 |
0.74 13 |
Cf Lb3 |
23.416 |
0.60 9 |
Bk Lg1 |
23.698 |
0.024 5 |
Bk Lg2 |
24.007 |
0.019 4 |
Bk Lg3 |
24.117 |
1.46 20 |
Cf Lg1 |
24.241 |
0.127 21 |
Bk Lg6 |
24.390 |
0.44 8 |
Cf Lg2 |
24.718 |
0.34 6 |
Cf Lg3 |
24.971 |
0.31 5 |
Cf Lg6 |
106.300 |
0.00112 16 |
Bk Ka3 |
107.185 |
0.22 3 |
Bk Ka2 |
108.929 |
0.0174 18 |
Cf Ka3 |
109.831 |
3.2 3 |
Cf Ka2 |
112.121 |
0.35 5 |
Bk Ka1 |
115.032 |
5.0 5 |
Cf Ka1 |
125.418 |
0.044 6 |
Bk Kb3 |
126.580 |
0.083 12 |
Bk Kb1 |
127.316 |
0.0034 5 |
Bk Kb5 |
128.594 |
0.63 6 |
Cf Kb3 |
129.823 |
1.19 12 |
Cf Kb1 |
130.152 |
0.033 5 |
Bk Kb2 |
130.574 |
0.050 5 |
Cf Kb5 |
130.630 |
0.0129 19 |
Bk Kb4 |
133.483 |
0.47 5 |
Cf Kb2 |
133.979 |
0.187 20 |
Cf Kb4 |
Betas from 252Es (471.7 d 19)
|
Eb endpoint (keV) |
Ib (%) | Decay mode |
|
290,17 |
22 3 |
e |
414,28 |
1.80 25 |
e |
Alphas from 252Es (471.7 d 19)
|
Ea (keV) |
Ia (%) |
|
5944 4 |
0.040 15 |
5986 4 |
0.050 15 |
6018 4 |
0.12 3 |
6052 3 |
1.02 9 |
6109 5 |
0.12 3 |
6156 5 |
~0.04 |
6181 5 |
0.08 3 |
6215 5 |
0.10 3 |
6239 3 |
0.57 5 |
6266 3 |
0.75 7 |
6298 5 |
~0.04 |
6375 5 |
0.07 3 |
6425 5 |
0.45 5 |
6461 3 |
0.25 4 |
6482 3 |
2.19 9 |
6499 5 |
0.31 4 |
6562 3 |
13.6 3 |
6632 3 |
80.2 9 |
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