| |
|
|---|
| Half life: | 4 s 2 | |
|---|
| Jp: | (1/2+) |
|---|
| Sn (keV): | 1.02E4 sy |
|---|
| Sp (keV): | 2.7E3 sy |
|---|
| | |
|---|
| ENSDF citation: | NDS 73,351 (1994) |
|---|
| Literature cut-off date: | 1-Dec-1994 |
|---|
| Author(s): | B. Singh |
|---|
| References since cut-off: |
149Er decay from 1994-98 (NSR)
|
|---|
| |
|---|
Decay properties:
|
|---|
| Mode | Branching (%) | Q-value (keV) |
|
|---|
| e+b+ | 100 | 7.8E3 sy |
|
| ep | 7 2 | |
|
| |
|---|
Most Recent ENSDF Data (12/2002)
|
|---|
| Mode | Data set name | Display data |
|---|
|
|---|
| TORI Data (1999)
Gammas from 149Er (4 s 2)
|
|---|
| Eg (keV) |
Ig (%) | Decay mode |
|---|
|
| 171.5 1 |
14 6 |
e+b+ |
| 343.9 1 |
~4 |
e+b+ |
| 1233.0 10 |
~4 |
e+b+ |
| 1577.9 3 |
20 6 |
e+b+ |
| 1748.4 1 |
72 8 |
e+b+ |
|
X-rays from 149Er (4 s 2)
|
|---|
| E (keV) |
I (%) | Assignment |
|---|
|
| 5.943 |
9.7 10 |
Ho Ll |
| 6.680 |
25.1 16 |
Ho La2 |
| 6.720 |
226 14 |
Ho La1 |
| 6.790 |
3.24 24 |
Ho Lh |
| 7.471 |
13.9 21 |
Ho Lb4 |
| 7.526 |
147 11 |
Ho Lb1 |
| 7.635 |
2.44 15 |
Ho Lb6 |
| 7.653 |
22 3 |
Ho Lb3 |
| 7.910 |
46 3 |
Ho Lb2 |
| 8.757 |
25.8 20 |
Ho Lg1 |
| 9.051 |
4.4 7 |
Ho Lg2 |
| 9.088 |
6.3 10 |
Ho Lg3 |
| 46.223 |
0.313 12 |
Ho Ka3 |
| 46.700 |
763 22 |
Ho Ka2 |
| 47.547 |
1357 40 |
Ho Ka1 |
| 53.695 |
140 4 |
Ho Kb3 |
| 53.876 |
271 8 |
Ho Kb1 |
| 54.246 |
4.93 22 |
Ho Kb5 |
| 55.293 |
91 3 |
Ho Kb2 |
| 55.457 |
28.4 13 |
Ho Kb4 |
Betas from 149Er (4 s 2)
|
|---|
| Eb endpoint (keV) |
Ib (%) | Decay mode |
|---|
|
| 800 |
6 |
e |
| 1758 |
0.07 |
b+ |
| 1828 |
0.05 |
b+ |
| 2328 |
0.02 |
b+ |
| 2568 |
0.08 |
b+ |
| 2780 |
0.38 |
e |
| 2818 |
0.07 |
b+ |
| 2850 |
0.23 |
e |
| 3028 |
0.1 |
b+ |
| 3350 |
0.06 |
e |
| 3590 |
0.14 |
e |
| 3840 |
0.09 |
e |
| 4050 |
0.1 |
e |
| 4980.6 |
76 |
b+ |
| 6002.6 |
17 |
e |
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