| |
|
|---|
| Half life: | 12.360 h 3 | |
|---|
| Jp: | 2- |
|---|
| Sn (keV): | 7533.77 15 |
|---|
| Sp (keV): | 9243.0 7 |
|---|
| Prod. mode: |
Fast neutron activation
Thermal neutron activation
|
|---|
| | |
|---|
| ENSDF citation: | NP A521,1 (1990) |
|---|
| Literature cut-off date: | 1-Jun-1990 |
|---|
| Author(s): | P.M. Endt |
|---|
| References since cut-off: |
42K decay from 1990-98 (NSR)
|
|---|
| |
|---|
Decay properties:
|
|---|
| Mode | Branching (%) | Q-value (keV) |
References |
|---|
| b- | 100 | 3525.4 3 |
90En08 90Mi05 |
| |
|---|
Most Recent ENSDF Data (12/2002)
|
|---|
| Mode | Data set name | Display data |
|---|
|
|---|
| TORI Data (1999)
Gammas from 42K (12.360 h 3)
|
|---|
| Eg (keV) |
Ig (%) | Decay mode |
|---|
|
| 312.6 |
0.336 20 |
b- |
| 586.87 |
<0.00038 |
b- |
| 694.54 |
0.0033 7 |
b- |
| 899.43 |
0.0515 25 |
b- |
| 1022.78 |
0.0201 14 |
b- |
| 1227.66 |
0.0024 11 |
b- |
| 1524.70 |
18 |
b- |
| 1922.18 |
0.041 4 |
b- |
| 2424.09 |
0.020 3 |
b- |
|
X-rays from 42K (12.360 h 3)
|
|---|
| E (keV) |
I (%) | Assignment |
|---|
|
| 0.350 |
2.8E-07 7 |
Ca Lb1 |
| 0.412 |
1.3E-07 4 |
Ca Lb3 |
| 0.412 |
8.1E-08 24 |
Ca Lb4 |
| 3.600 |
1.69E-11 11 |
Ca Ka3 |
| 3.688 |
8.5E-05 5 |
Ca Ka2 |
| 3.692 |
1.70E-04 10 |
Ca Ka1 |
| 4.013 |
1.77E-05 10 |
Ca Kb1 |
| 4.013 |
9.0E-06 5 |
Ca Kb3 |
Betas from 42K (12.360 h 3)
|
|---|
| Eb endpoint (keV) |
Ib (%) | Decay mode |
|---|
|
| 78.44 |
0.07 1 |
b- |
| 1101.23 |
0.05 1 |
b- |
| 1688.1 |
0.34 3 |
b- |
| 2000.67 |
17.64 9 |
b- |
| 3525.4 |
81.90 9 |
b- |
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