| |
|
|---|
| Half life: | 70.2 s 6 | |
|---|
| Jp: | 0+ |
|---|
| Sn (keV): | 1.18E4 sy |
|---|
| Sp (keV): | 4.2E3 sy |
|---|
| | |
|---|
| ENSDF citation: | NDS 63,647 (1991) |
|---|
| Literature cut-off date: | 31-Jul-1989 |
|---|
| Author(s): | L.K. Peker |
|---|
| References since cut-off: |
142Gd decay from 1989-98 (NSR)
|
|---|
| |
|---|
Decay properties:
|
|---|
| Mode | Branching (%) | Q-value (keV) |
|
|---|
| e+b+ | 100 | 4.5E3 sy |
|
| |
|---|
Most Recent ENSDF Data (12/2002)
|
|---|
| Mode | Data set name | Display data |
|---|
|
|---|
| TORI Data (1999)
Gammas from 142Gd (70.2 s 6)
|
|---|
| Eg (keV) |
Ig (%) | Decay mode |
|---|
|
| 101.4 1 |
0.10 3 |
e+b+ |
| 105 1 |
~0.11 |
e+b+ |
| 136 1 |
~0.11 |
e+b+ |
| 178.90 5 |
11.20 17 |
e+b+ |
| 203 1 |
~0.09 |
e+b+ |
| 212.2 1 |
0.171 17 |
e+b+ |
| 216 1 |
~0.06 |
e+b+ |
| 222.8 1 |
1.61 7 |
e+b+ |
| 228 1 |
~0.10 |
e+b+ |
| 238.8 1 |
0.146 22 |
e+b+ |
| 241.7 2 |
0.17 5 |
e+b+ |
| 247.2 1 |
0.18 3 |
e+b+ |
| 264.2 1 |
0.46 3 |
e+b+ |
| 280.3 1 |
4.02 9 |
e+b+ |
| 284.4 1 |
6.16 17 |
e+b+ |
| 306.9 1 |
0.81 7 |
e+b+ |
| 330.4 1 |
0.32 6 |
e+b+ |
| 335 1 |
~0.22 |
e+b+ |
| 336 1 |
~0.06 |
e+b+ |
| 347.6 1 |
0.45 7 |
e+b+ |
| 375.4 1 |
0.28 3 |
e+b+ |
| 407.0 1 |
0.54 6 |
e+b+ |
| 448.2 1 |
0.20 5 |
e+b+ |
| 466 1 |
|
e+b+ |
| 472 1 |
~0.11 |
e+b+ |
| 482.0 1 |
0.29 5 |
e+b+ |
| 496.9 2 |
0.269 22 |
e+b+ |
| 503.0 1 |
0.72 17 |
e+b+ |
| 526.2 5 |
5.90 17 |
e+b+ |
| 550.6 1 |
0.72 8 |
e+b+ |
| 553 1 |
~0.6 |
e+b+ |
| 572 1 |
~0.6 |
e+b+ |
| 585.7 2 |
0.53 7 |
e+b+ |
| 591.3 1 |
1.10 8 |
e+b+ |
| 614.5 1 |
1.46 9 |
e+b+ |
| 619.7 1 |
2.05 9 |
e+b+ |
| 631.7 1 |
1.06 9 |
e+b+ |
| 651.3 1 |
0.32 5 |
e+b+ |
| 660.9 1 |
0.48 6 |
e+b+ |
| 704.9 1 |
0.88 25 |
e+b+ |
| 732.4 1 |
0.57 5 |
e+b+ |
| 750.2 1 |
11.2 11 |
e+b+ |
| 821 1 |
~0.22 |
e+b+ |
| 823.9 1 |
1.2 3 |
e+b+ |
| 853 1 |
~0.12 |
e+b+ |
| 862 1 |
~0.34 |
e+b+ |
| 910.0 1 |
0.27 6 |
e+b+ |
| 935.6 1 |
0.49 6 |
e+b+ |
| 1000.2 1 |
1.57 22 |
e+b+ |
| 1133 1 |
~0.15 |
e+b+ |
| 1153.8 1 |
0.24 6 |
e+b+ |
| 1158 1 |
~0.22 |
e+b+ |
| 1187 1 |
~0.7 |
e+b+ |
| 1204.4 1 |
0.45 22 |
e+b+ |
| 1233.9 1 |
1.68 9 |
e+b+ |
| 1259.6 1 |
4.28 17 |
e+b+ |
| 1275 1 |
~0.22 |
e+b+ |
| 1302 1 |
~0.34 |
e+b+ |
| 1307 1 |
~0.11 |
e+b+ |
| 1412.4 2 |
0.76 17 |
e+b+ |
| 1438.4 2 |
1.2 5 |
e+b+ |
| 1495.0 2 |
0.66 17 |
e+b+ |
| 1599.7 2 |
2.0 3 |
e+b+ |
| 1779.1 1 |
2.5 3 |
e+b+ |
| 1846.7 2 |
0.7 3 |
e+b+ |
| 1948.6 3 |
1.0 5 |
e+b+ |
| 1956.6 3 |
0.8 3 |
e+b+ |
| 1982 1 |
~0.22 |
e+b+ |
|
X-rays from 142Gd (70.2 s 6)
|
|---|
| E (keV) |
I (%) | Assignment |
|---|
|
| 5.177 |
0.0154 16 |
Eu Ll |
| 5.816 |
0.041 3 |
Eu La2 |
| 5.817 |
0.0056 5 |
Eu Lh |
| 5.846 |
0.370 25 |
Eu La1 |
| 6.438 |
0.021 3 |
Eu Lb4 |
| 6.457 |
0.235 19 |
Eu Lb1 |
| 6.571 |
0.034 5 |
Eu Lb3 |
| 6.617 |
0.00355 24 |
Eu Lb6 |
| 6.844 |
0.078 6 |
Eu Lb2 |
| 7.484 |
0.039 3 |
Eu Lg1 |
| 7.768 |
0.0064 11 |
Eu Lg2 |
| 7.795 |
0.0091 15 |
Eu Lg3 |
| 40.467 |
0.000407 18 |
Eu Ka3 |
| 40.902 |
1.50 6 |
Eu Ka2 |
| 41.542 |
2.71 10 |
Eu Ka1 |
| 46.905 |
0.267 10 |
Eu Kb3 |
| 47.038 |
0.515 19 |
Eu Kb1 |
| 47.373 |
0.0079 4 |
Eu Kb5 |
| 48.249 |
0.171 6 |
Eu Kb2 |
| 48.386 |
0.068 4 |
Eu Kb4 |
Betas from 142Gd (70.2 s 6)
|
|---|
| Eb endpoint (keV) |
Ib (%) | Decay mode |
|---|
|
| 2065.1 |
1.40 17 |
b+ |
| 2339 |
0.22 |
e |
| 2542.4 |
0.39 5 |
b+ |
| 2543.4 |
0.7 |
e |
| 2543.4 |
0.8 |
e |
| 2551.4 |
1 |
e |
| 2720.9 |
6 |
e |
| 3014 |
0.11 |
e |
| 3019 |
0.34 |
e |
| 3061.6 |
7 |
e |
| 3087.1 |
3.6 5 |
e |
| 3116.7 |
0.45 |
e |
| 3499.8 |
1.8 |
e |
| 3564.4 |
0.51 6 |
e |
| 3749.8 |
1.7 |
e |
| 3767.5 |
1.3 |
e |
| 3795.1 |
0.9 |
e |
| 3839.1 |
0.8 |
e |
| 3868.3 |
1.6 |
e |
| 3880.3 |
1.9 |
e |
| 3885.4 |
0.8 |
e |
| 3908.7 |
1.3 |
e |
| 3914.3 |
0.9 |
e |
| 3949.4 |
0.38 |
e |
| 3955.6 |
0.5 |
e |
| 3973.8 |
6 |
e |
| 3997 |
1.8 |
e |
| 4003.4 |
0.35 |
e |
| 4215.6 |
3.7 |
e |
| 4219.8 |
1.5 |
e |
| 4500 |
52 |
e |
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