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|
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| Half life: | 144.4 d 2 | |
|---|
| Jp: | 3/2- |
|---|
| Sn (keV): | 6831.5 25 |
|---|
| Sp (keV): | 6985.9 13 |
|---|
| Prod. mode: |
Fast neutron activation
Thermal neutron activation
|
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| | |
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| ENSDF citation: | NDS 72,83 (1994) |
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| Literature cut-off date: | 1-Mar-1994 |
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| Author(s): | R.G. Helmer |
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| References since cut-off: |
159Dy decay from 1994-98 (NSR)
|
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| |
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Decay properties:
|
|---|
| Mode | Branching (%) | Q-value (keV) |
|
|---|
| e | 100 | 365.6 12 |
|
| |
|---|
Most Recent ENSDF Data (12/2002)
|
|---|
| Mode | Data set name | Display data |
|---|
|
|---|
| TORI Data (1999)
Gammas from 159Dy (144.4 d 2)
|
|---|
| Eg (keV) |
Ig (%) | Decay mode |
|---|
|
| 15.4 |
|
e |
| 58.00 1 |
2.22 13 |
e |
| 79.45 2 |
0.00048 13 |
e |
| 137.5 2 |
0.00011 3 |
e |
| 210.8 3 |
4E-5 2 |
e |
| 226.01 4 |
3.6E-6 2 |
e |
| 290.27 17 |
0.00014 5 |
e |
| 305.55 14 |
1.08E-6 8 |
e |
| 348.16 7 |
0.00095 10 |
e |
| 363.55 4 |
5.5E-5 3 |
e |
|
X-rays from 159Dy (144.4 d 2)
|
|---|
| E (keV) |
I (%) | Assignment |
|---|
|
| 5.547 |
0.31 3 |
Tb Ll |
| 6.239 |
0.83 6 |
Tb La2 |
| 6.273 |
7.4 5 |
Tb La1 |
| 6.284 |
0.110 9 |
Tb Lh |
| 6.940 |
0.50 8 |
Tb Lb4 |
| 6.977 |
4.8 4 |
Tb Lb1 |
| 7.097 |
0.82 13 |
Tb Lb3 |
| 7.116 |
0.076 5 |
Tb Lb6 |
| 7.367 |
1.54 11 |
Tb Lb2 |
| 8.105 |
0.82 7 |
Tb Lg1 |
| 8.398 |
0.16 3 |
Tb Lg2 |
| 8.423 |
0.23 4 |
Tb Lg3 |
| 43.288 |
0.0092 4 |
Tb Ka3 |
| 43.744 |
27.0 9 |
Tb Ka2 |
| 44.482 |
48.5 17 |
Tb Ka1 |
| 50.228 |
4.89 17 |
Tb Kb3 |
| 50.384 |
9.5 3 |
Tb Kb1 |
| 50.738 |
0.156 8 |
Tb Kb5 |
| 51.698 |
3.14 11 |
Tb Kb2 |
| 51.849 |
1.17 6 |
Tb Kb4 |
Betas from 159Dy (144.4 d 2)
|
|---|
| Eb endpoint (keV) |
Ib (%) | Decay mode |
|---|
|
| 2.09 |
0.00019 5 |
e |
| 17.42 |
0.0012 1 |
e |
| 228.14 |
0.0028 6 |
e |
| 307.6 |
26.6 14 |
e |
| 365.6 |
73.4 14 |
e |
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