| |
|
|---|
| Half life: | 4.25 s 15 | |
|---|
| E(level): | 396.9 keV |
|---|
| Jp: | (6-) |
|---|
| Sn (keV): | 1.01E4 sy |
|---|
| Sp (keV): | 1.9E3 sy |
|---|
| | |
|---|
| ENSDF citation: | NDS 56,607 (1989) |
|---|
| Literature cut-off date: | 1-Nov-1988 |
|---|
| Author(s): | J.K. Tuli |
|---|
| References since cut-off: |
144Tb decay from 1988-98 (NSR)
|
|---|
| |
|---|
Decay properties:
|
|---|
| Mode | Branching (%) | Q-value (keV) |
|
|---|
| IT | 66 | |
|
| e+b+ | 34 | 9.1E3 sy |
|
| |
|---|
Most Recent ENSDF Data (12/2002)
|
|---|
| Mode | Data set name | Display data |
|---|
|
|---|
| TORI Data (1999)
Gammas from 144mTb (4.25 s 15)
|
|---|
| Eg (keV) |
Ig (%) | Decay mode |
|---|
|
| 113.0 |
2.8 |
IT |
| 139.7 |
1.7 |
e+b+ |
| 169.1 |
8 |
e+b+ |
| 283.9 |
66 |
IT |
| 315.0 |
6 |
e+b+ |
| 470.2 |
1.0 |
e+b+ |
| 485.3 |
2.4 |
e+b+ |
| 558.0 |
14 |
e+b+ |
| 573.5 |
1.0 |
e+b+ |
| 600.3 |
11 |
e+b+ |
| 609.7 |
1.0 |
e+b+ |
| 628.0 |
2.1 |
e+b+ |
| 697.9 |
3.9 |
e+b+ |
| 712.8 |
2.5 |
e+b+ |
| 743.0 |
34 |
e+b+ |
| 959.36 |
14 |
e+b+ |
| 1001.6 |
20 |
e+b+ |
| 1117.4 |
0.31 |
e+b+ |
|
X-rays from 144mTb (4.25 s 15)
|
|---|
| E (keV) |
I (%) | Assignment |
|---|
|
| 5.362 |
0.0121 19 |
Gd Ll |
| 5.547 |
0.155 22 |
Tb Ll |
| 6.026 |
0.032 4 |
Gd La2 |
| 6.050 |
0.0048 6 |
Gd Lh |
| 6.058 |
0.29 4 |
Gd La1 |
| 6.239 |
0.41 5 |
Tb La2 |
| 6.273 |
3.7 4 |
Tb La1 |
| 6.284 |
0.087 9 |
Tb Lh |
| 6.687 |
0.012 3 |
Gd Lb4 |
| 6.713 |
0.20 3 |
Gd Lb1 |
| 6.832 |
0.020 4 |
Gd Lb3 |
| 6.867 |
0.0028 4 |
Gd Lb6 |
| 6.940 |
0.045 14 |
Tb Lb4 |
| 6.977 |
3.8 4 |
Tb Lb1 |
| 7.097 |
0.074 22 |
Tb Lb3 |
| 7.102 |
0.060 8 |
Gd Lb2 |
| 7.116 |
0.037 4 |
Tb Lb6 |
| 7.243 |
0.00049 7 |
Gd Lb5 |
| 7.367 |
0.76 9 |
Tb Lb2 |
| 7.790 |
0.034 5 |
Gd Lg1 |
| 7.930 |
0.00028 4 |
Gd Lg6 |
| 8.087 |
0.0039 9 |
Gd Lg2 |
| 8.105 |
0.0055 12 |
Gd Lg3 |
| 8.105 |
0.65 7 |
Tb Lg1 |
| 8.398 |
0.014 4 |
Tb Lg2 |
| 8.423 |
0.020 6 |
Tb Lg3 |
| 41.864 |
0.00030 4 |
Gd Ka3 |
| 42.309 |
0.98 13 |
Gd Ka2 |
| 42.996 |
1.76 24 |
Gd Ka1 |
| 43.288 |
0.0012 3 |
Tb Ka3 |
| 43.744 |
3.4 8 |
Tb Ka2 |
| 44.482 |
6.1 14 |
Tb Ka1 |
| 48.551 |
0.175 24 |
Gd Kb3 |
| 48.695 |
0.34 5 |
Gd Kb1 |
| 49.038 |
0.0053 7 |
Gd Kb5 |
| 49.959 |
0.113 15 |
Gd Kb2 |
| 50.099 |
0.044 6 |
Gd Kb4 |
| 50.228 |
0.62 14 |
Tb Kb3 |
| 50.384 |
1.2 3 |
Tb Kb1 |
| 50.738 |
0.020 5 |
Tb Kb5 |
| 51.698 |
0.40 9 |
Tb Kb2 |
| 51.849 |
0.15 3 |
Tb Kb4 |
Betas from 144mTb (4.25 s 15)
|
|---|
| Eb endpoint (keV) |
Ib (%) | Decay mode |
|---|
|
| 6480 |
3.5 |
e |
| 6584.2 |
1 |
e |
| 6634.9 |
0.3 |
e |
| 6708.9 |
2.4 |
e |
| 6709.9 |
6 |
e |
| 7025 |
2.7 |
e |
| 7054.4 |
4.9 |
e |
| 7142.6 |
1 |
e |
| 7194.2 |
8 |
e |
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