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|
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| Half life: | 5.52 h 5 | |
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| Jp: | (7/2-) |
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| Sn (keV): | 6691 53 |
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| Sp (keV): | 3779 7 |
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| | |
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| ENSDF citation: | NDS 59,605 (1990) |
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| Literature cut-off date: | 30-Apr-1989 |
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| Author(s): | M.R. Schmorak |
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| References since cut-off: |
257Md decay from 1989-98 (NSR)
|
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| |
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Decay properties:
|
|---|
| Mode | Branching (%) | Q-value (keV) |
References |
|---|
| e | 85 3 | 406 7 |
|
| a | 15 3 | 7557.6 10 |
70Fi12 71Ho16 |
| SF | <1 | |
|
| |
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Most Recent ENSDF Data (12/2002)
|
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| Mode | Data set name | Display data |
|---|
|
|---|
| TORI Data (1999)
Gammas from 257Md (5.52 h 5)
|
|---|
| Eg (keV) |
Ig (%) | Decay mode |
|---|
|
| 181.3 5 |
0.41 11 |
a |
| 325.1 2 |
2.5 3 |
a |
| 371.4 1 |
11.7 6 |
a |
| 388.5 15 |
~0.07 |
a |
|
X-rays from 257Md (5.52 h 5)
|
|---|
| E (keV) |
I (%) | Assignment |
|---|
|
| 13.660 |
1.36 17 |
Fm Ll |
| 16.116 |
1.93 17 |
Fm La2 |
| 16.377 |
17.2 16 |
Fm La1 |
| 18.916 |
0.37 3 |
Fm Lb6 |
| 19.433 |
0.236 25 |
Fm Lh |
| 19.834 |
4.7 5 |
Fm Lb2 |
| 20.727 |
1.15 10 |
Fm Lb5 |
| 20.798 |
2.7 6 |
Fm Lb4 |
| 21.889 |
8.4 9 |
Fm Lb1 |
| 22.169 |
1.9 4 |
Fm Lb3 |
| 25.574 |
2.18 24 |
Fm Lg1 |
| 25.825 |
1.2 3 |
Fm Lg2 |
| 26.195 |
0.91 19 |
Fm Lg3 |
| 26.492 |
0.47 6 |
Fm Lg6 |
| 114.352 |
0.112 4 |
Fm Ka3 |
| 115.285 |
17.8 5 |
Fm Ka2 |
| 121.058 |
27.4 8 |
Fm Ka1 |
| 135.150 |
3.50 10 |
Fm Kb3 |
| 136.521 |
6.56 19 |
Fm Kb1 |
| 137.304 |
0.279 12 |
Fm Kb5 |
| 140.362 |
2.63 7 |
Fm Kb2 |
| 140.893 |
1.07 5 |
Fm Kb4 |
Betas from 257Md (5.52 h 5)
|
|---|
| Eb endpoint (keV) |
Ib (%) | Decay mode |
|---|
|
| 406 |
85 |
e |
Alphas from 257Md (5.52 h 5)
|
|---|
| Ea (keV) |
Ia (%) |
|---|
|
| 7014 6 |
~3.3 |
| 7074 1 |
95.4 |
| 7260 2 |
0.20 5 |
| 7303 2 |
0.25 5 |
| 7336 3 |
0.13 10 |
| 7361 7 |
0.10 10 |
| 7403 6 |
0.25 19 |
| 7440 2 |
0.36 6 |
|
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