| |
|
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| Half life: | 18.479 h 4 | |
|---|
| Jp: | 3/2- |
|---|
| Sn (keV): | 5943.29 15 |
|---|
| Sp (keV): | 8646 77 |
|---|
| Prod. mode: |
Fission product
Fast neutron activation
Thermal neutron activation
|
|---|
| | |
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| ENSDF citation: | NDS 72,83 (1994) |
|---|
| Literature cut-off date: | 1-Mar-1994 |
|---|
| Author(s): | R.G. Helmer |
|---|
| References since cut-off: |
159Gd decay from 1994-98 (NSR)
|
|---|
| |
|---|
Decay properties:
|
|---|
| Mode | Branching (%) | Q-value (keV) |
|
|---|
| b- | 100 | 970.6 7 |
|
| |
|---|
Most Recent ENSDF Data (12/2002)
|
|---|
| Mode | Data set name | Display data |
|---|
|
|---|
| TORI Data (1999)
Gammas from 159Gd (18.479 h 4)
|
|---|
| Eg (keV) |
Ig (%) | Decay mode |
|---|
|
| 58.00 1 |
2.15 10 |
b- |
| 79.45 2 |
0.0475 13 |
b- |
| 137.5 2 |
0.00627 15 |
b- |
| 210.8 3 |
0.0203 5 |
b- |
| 226.01 4 |
0.215 5 |
b- |
| 237.4 2 |
0.00743 16 |
b- |
| 273.6 |
0.0007 3 |
b- |
| 274.2 2 |
0.0055 3 |
b- |
| 290.27 17 |
0.0314 6 |
b- |
| 305.55 14 |
0.0601 11 |
b- |
| 348.16 7 |
0.234 5 |
b- |
| 363.55 4 |
11.4 6 |
b- |
| 479.84 6 |
|
b- |
| 536.78 18 |
0.00156 5 |
b- |
| 559.63 14 |
0.0213 7 |
b- |
| 580.82 |
0.0659 22 |
b- |
| 616.5 3 |
0.00181 8 |
b- |
| 617.70 17 |
0.0153 6 |
b- |
| 674.3 5 |
0.000300 23 |
b- |
| 753.7 |
0.000174 19 |
b- |
| 854.82 18 |
0.00242 21 |
b- |
|
X-rays from 159Gd (18.479 h 4)
|
|---|
| E (keV) |
I (%) | Assignment |
|---|
|
| 5.547 |
0.063 7 |
Tb Ll |
| 6.239 |
0.165 13 |
Tb La2 |
| 6.273 |
1.48 11 |
Tb La1 |
| 6.284 |
0.0221 19 |
Tb Lh |
| 6.940 |
0.081 13 |
Tb Lb4 |
| 6.977 |
0.96 8 |
Tb Lb1 |
| 7.097 |
0.132 21 |
Tb Lb3 |
| 7.116 |
0.0151 12 |
Tb Lb6 |
| 7.367 |
0.307 24 |
Tb Lb2 |
| 8.105 |
0.165 15 |
Tb Lg1 |
| 8.398 |
0.026 4 |
Tb Lg2 |
| 8.423 |
0.036 6 |
Tb Lg3 |
| 43.288 |
0.00184 10 |
Tb Ka3 |
| 43.744 |
5.4 3 |
Tb Ka2 |
| 44.482 |
9.7 5 |
Tb Ka1 |
| 50.228 |
0.98 5 |
Tb Kb3 |
| 50.384 |
1.88 10 |
Tb Kb1 |
| 50.738 |
0.0310 19 |
Tb Kb5 |
| 51.698 |
0.63 3 |
Tb Kb2 |
| 51.849 |
0.232 14 |
Tb Kb4 |
Betas from 159Gd (18.479 h 4)
|
|---|
| Eb endpoint (keV) |
Ib (%) | Decay mode |
|---|
|
| 79.6 |
0.0009 4 |
b- |
| 115.68 |
0.016 4 |
b- |
| 296.29 |
0.0037 9 |
b- |
| 352.97 |
0.029 7 |
b- |
| 389.88 |
0.060 15 |
b- |
| 607.09 |
12 3 |
b- |
| 622.42 |
0.31 8 |
b- |
| 833.14 |
0.017 12 |
b- |
| 912.6 |
26 7 |
b- |
| 970.6 |
62 9 |
b- |
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