| |
|
|---|
| Half life: | 8.6 h 1 | |
|---|
| Jp: | (6+) |
|---|
| Sn (keV): | 5.98E3 sy |
|---|
| Sp (keV): | 3.74E3 sy |
|---|
| Prod. mode: |
Charged particle reaction
|
|---|
| | |
|---|
| ENSDF citation: | NDS 57,558 (1989) |
|---|
| Literature cut-off date: | 1-Dec-1988 |
|---|
| Author(s): | M.R. Schmorak |
|---|
| References since cut-off: |
250Es decay from 1988-98 (NSR)
|
|---|
| |
|---|
Decay properties:
|
|---|
| Mode | Branching (%) | Q-value (keV) |
References |
|---|
| e | >97 | 2.10E3 sy |
80Ah03 79Ah02 |
| a | <3 | 6.88E3 sy |
|
| |
|---|
Most Recent ENSDF Data (12/2002)
|
|---|
| Mode | Data set name | Display data |
|---|
|
|---|
| TORI Data (1999)
Gammas from 250Es (8.6 h 1)
|
|---|
| Eg (keV) |
Ig (%) | Decay mode |
|---|
|
| 34.325 5 |
~0.06 |
e+b+ |
| 41.775 5 |
0.28 3 |
e+b+ |
| 42.723 5 |
0.087 10 |
e+b+ |
| 46.093 5 |
0.184 19 |
e+b+ |
| 55.602 5 |
0.194 19 |
e+b+ |
| 56.527 13 |
0.087 10 |
e+b+ |
| 61.667 5 |
0.82 7 |
e+b+ |
| 66.759 10 |
0.049 19 |
e+b+ |
| 80.00 3 |
0.11 3 |
e+b+ |
| 80.412 10 |
0.28 3 |
e+b+ |
| 82.282 6 |
2.52 19 |
e+b+ |
| 85.086 7 |
1.04 9 |
e+b+ |
| 99.163 6 |
0.78 7 |
e+b+ |
| 102.623 10 |
0.19 |
e+b+ |
| 103.440 10 |
0.69 6 |
e+b+ |
| 140.694 10 |
4.6 3 |
e+b+ |
| 146.85 10 |
0.21 6 |
e+b+ |
| 154.35 6 |
0.30 7 |
e+b+ |
| 184.2 2 |
0.46 7 |
e+b+ |
| 222.993 20 |
1.79 13 |
e+b+ |
| 246.92 6 |
3.69 19 |
e+b+ |
| 299.6 2 |
0.97 9 |
e+b+ |
| 303.41 3 |
21.6 11 |
e+b+ |
| 349.4 1 |
19.8 9 |
e+b+ |
| 383.7 1 |
13.6 7 |
e+b+ |
| 712.30 10 |
1.30 9 |
e+b+ |
| 764.20 10 |
3.88 19 |
e+b+ |
| 810.20 10 |
8.8 5 |
e+b+ |
| 828.82 3 |
72 4 |
e+b+ |
| 863.20 10 |
4.9 3 |
e+b+ |
| 866.70 10 |
1.26 10 |
e+b+ |
| 929.47 2 |
0.136 19 |
e+b+ |
| 1028.65 2 |
0.44 4 |
e+b+ |
|
X-rays from 250Es (8.6 h 1)
|
|---|
| E (keV) |
I (%) | Assignment |
|---|
|
| 13.146 |
7.4 9 |
Cf Ll |
| 15.423 |
10.9 9 |
Cf La2 |
| 15.660 |
97 8 |
Cf La1 |
| 18.094 |
2.03 18 |
Cf Lb6 |
| 18.347 |
1.73 20 |
Cf Lh |
| 18.946 |
26.5 24 |
Cf Lb2 |
| 19.665 |
14.5 25 |
Cf Lb4 |
| 19.778 |
6.3 5 |
Cf Lb5 |
| 20.624 |
62 7 |
Cf Lb1 |
| 20.894 |
11.0 19 |
Cf Lb3 |
| 24.117 |
15.8 19 |
Cf Lg1 |
| 24.390 |
6.6 12 |
Cf Lg2 |
| 24.718 |
5.2 9 |
Cf Lg3 |
| 24.971 |
3.4 5 |
Cf Lg6 |
| 108.929 |
0.247 11 |
Cf Ka3 |
| 109.831 |
45.5 18 |
Cf Ka2 |
| 115.032 |
71 3 |
Cf Ka1 |
| 128.594 |
8.9 4 |
Cf Kb3 |
| 129.823 |
16.8 7 |
Cf Kb1 |
| 130.574 |
0.70 4 |
Cf Kb5 |
| 133.483 |
6.7 3 |
Cf Kb2 |
| 133.979 |
2.66 14 |
Cf Kb4 |
Betas from 250Es (8.6 h 1)
|
|---|
| Eb endpoint (keV) |
Ib (%) | Decay mode |
|---|
|
| 600.46 |
38 4 |
e |
| 621.62 |
49.4 20 |
e |
| 642.23 |
9 5 |
e |
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