| |
|
|---|
| Half life: | 3.00 d 12 | |
|---|
| Jp: | 1/2+ |
|---|
| Sn (keV): | 5541 7 |
|---|
| Sp (keV): | 5236 50 |
|---|
| | |
|---|
| ENSDF citation: | NDS 59,575 (1990) |
|---|
| Literature cut-off date: | 30-Apr-1989 |
|---|
| Author(s): | M.R. Schmorak |
|---|
| References since cut-off: |
253Fm decay from 1989-98 (NSR)
|
|---|
| |
|---|
Decay properties:
|
|---|
| Mode | Branching (%) | Q-value (keV) |
References |
|---|
| e | 88 1 | 334 4 |
67Ah02 |
| a | 12 1 | 7197 4 |
67Ah02 |
| |
|---|
Most Recent ENSDF Data (12/2002)
|
|---|
| Mode | Data set name | Display data |
|---|
|
|---|
| TORI Data (1999)
Gammas from 253Fm (3.00 d 12)
|
|---|
| Eg (keV) |
Ig (%) | Decay mode |
|---|
|
| 43.00 5 |
0.02 |
a |
| 55.14 5 |
0.019 |
a |
| 62.47 5 |
0.16 |
a |
| 133(calc) |
|
a |
| 144.99 6 |
0.192 24 |
a |
| 271.8 4 |
2.6 |
a |
| 405 2 |
~0.08 |
a |
|
X-rays from 253Fm (3.00 d 12)
|
|---|
| E (keV) |
I (%) | Assignment |
|---|
|
| 13.146 |
0.29 4 |
Cf Ll |
| 15.423 |
0.43 5 |
Cf La2 |
| 15.660 |
3.9 5 |
Cf La1 |
| 18.094 |
0.081 10 |
Cf Lb6 |
| 18.347 |
0.055 8 |
Cf Lh |
| 18.946 |
1.05 13 |
Cf Lb2 |
| 19.665 |
0.82 15 |
Cf Lb4 |
| 19.778 |
0.25 3 |
Cf Lb5 |
| 20.624 |
2.0 3 |
Cf Lb1 |
| 20.894 |
0.62 11 |
Cf Lb3 |
| 24.117 |
0.50 8 |
Cf Lg1 |
| 24.390 |
0.37 7 |
Cf Lg2 |
| 24.718 |
0.29 5 |
Cf Lg3 |
| 24.971 |
0.107 18 |
Cf Lg6 |
| 108.929 |
0.0104 14 |
Cf Ka3 |
| 109.831 |
1.92 25 |
Cf Ka2 |
| 115.032 |
3.0 4 |
Cf Ka1 |
| 128.594 |
0.38 5 |
Cf Kb3 |
| 129.823 |
0.71 9 |
Cf Kb1 |
| 130.574 |
0.030 4 |
Cf Kb5 |
| 133.483 |
0.28 4 |
Cf Kb2 |
| 133.979 |
0.112 15 |
Cf Kb4 |
Alphas from 253Fm (3.00 d 12)
|
|---|
| Ea (keV) |
Ia (%) |
|---|
|
| 6490 |
~0.3 |
| 6544 5 |
1.5 4 |
| 6633 4 |
2.6 5 |
| 6653 4 |
2.4 4 |
| 6675 3 |
23.2 9 |
| 6847 3 |
8.4 5 |
| 6868 |
~0.9 |
| 6901 4 |
9.8 5 |
| 6943 3 |
42.7 11 |
| 7022 4 |
6.7 4 |
| 7082 4 |
1.3 2 |
|
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