| |
|
|---|
| Half life: | 1.277E+9 y 8 | |
|---|
| Abundance: | 0.0117 1 % |
|---|
| Jp: | 4- |
|---|
| Sn (keV): | 7799.50 8 |
|---|
| Sp (keV): | 7582 5 |
|---|
| Prod. mode: |
Naturally occurring
|
|---|
| | |
|---|
| ENSDF citation: | NP A521,1 (1990) |
|---|
| Literature cut-off date: | 1-Jun-1990 |
|---|
| Author(s): | P.M. Endt |
|---|
| References since cut-off: |
40K decay from 1990-98 (NSR)
|
|---|
| |
|---|
Decay properties:
|
|---|
| Mode | Branching (%) | Q-value (keV) |
References |
|---|
| b- | 89.28 13 | 1311.09 12 |
90En08 |
| e+b+ | 10.72 13 | 1504.9 3 |
86BrZQ 90En08 |
| |
|---|
Most Recent ENSDF Data (12/2002)
|
|---|
| Mode | Data set name | Display data |
|---|
|
|---|
| TORI Data (1999)
Gammas from 40K (1.277E+9 y 8)
|
|---|
| Eg (keV) |
Ig (%) | Decay mode |
|---|
|
| 1460.830 |
11 |
e+b+ |
|
X-rays from 40K (1.277E+9 y 8)
|
|---|
| E (keV) |
I (%) | Assignment |
|---|
|
| 0.251 |
0.0010 3 |
Ar Lb1 |
| 0.310 |
0.00028 10 |
Ar Lb4 |
| 0.310 |
0.00044 15 |
Ar Lb3 |
| 2.880 |
3.3E-08 4 |
Ar Ka3 |
| 2.955 |
0.31 3 |
Ar Ka2 |
| 2.957 |
0.62 6 |
Ar Ka1 |
| 3.190 |
0.025 3 |
Ar Kb3 |
| 3.190 |
0.049 5 |
Ar Kb1 |
Betas from 40K (1.277E+9 y 8)
|
|---|
| Eb endpoint (keV) |
Ib (%) | Decay mode |
|---|
|
| 44.04 |
10.67 18 |
e |
| 482.9 |
0.00104 11 |
b+ |
| 1311.09 |
89.28 18 |
b- |
| 1504.9 |
0.047 5 |
e |
Main page |
Radiation search |
Nuclide search
|
|
|
