| |
|
|---|
| Half life: | 102 y 5 | |
|---|
| Jp: | 1/2- |
|---|
| Sn (keV): | 6967.8 19 |
|---|
| Sp (keV): | 4784.1 25 |
|---|
| Prod. mode: |
Charged particle reaction
|
|---|
| | |
|---|
| ENSDF citation: | NDS 63,723 (1991) |
|---|
| Literature cut-off date: | 30-Jun-1991 |
|---|
| Author(s): | M.J. Martin |
|---|
| References since cut-off: |
209Po decay from 1991-98 (NSR)
|
|---|
| |
|---|
Decay properties:
|
|---|
| Mode | Branching (%) | Q-value (keV) |
References |
|---|
| a | 99.52 4 | 4979.2 14 |
66Ha29 89Ma05 |
| e+b+ | 0.48 4 | 1893.3 16 |
|
| |
|---|
Most Recent ENSDF Data (12/2002)
|
|---|
| Mode | Data set name | Display data |
|---|
|
|---|
| TORI Data (1999)
Gammas from 209Po (102 y 5)
|
|---|
| Eg (keV) |
Ig (%) | Decay mode |
|---|
|
| 260.48 3 |
0.7 |
a |
| 262.81 3 |
0.225 11 |
a |
| 896.28 6 |
0.47 |
e+b+ |
|
X-rays from 209Po (102 y 5)
|
|---|
| E (keV) |
I (%) | Assignment |
|---|
|
| 9.184 |
0.0035 3 |
Pb Ll |
| 9.420 |
0.0035 3 |
Bi Ll |
| 10.450 |
0.0070 3 |
Pb La2 |
| 10.551 |
0.062 3 |
Pb La1 |
| 10.731 |
0.0069 3 |
Bi La2 |
| 10.839 |
0.062 3 |
Bi La1 |
| 11.349 |
0.00092 5 |
Pb Lh |
| 11.712 |
0.00085 5 |
Bi Lh |
| 12.142 |
0.00097 4 |
Pb Lb6 |
| 12.307 |
0.0027 4 |
Pb Lb4 |
| 12.480 |
0.00098 5 |
Bi Lb6 |
| 12.611 |
0.0154 8 |
Pb Lb2 |
| 12.614 |
0.0403 23 |
Pb Lb1 |
| 12.691 |
0.0039 6 |
Bi Lb4 |
| 12.794 |
0.0032 5 |
Pb Lb3 |
| 12.967 |
0.0153 8 |
Bi Lb2 |
| 13.015 |
0.00200 9 |
Pb Lb5 |
| 13.023 |
0.0360 21 |
Bi Lb1 |
| 13.211 |
0.0045 7 |
Bi Lb3 |
| 13.393 |
0.00213 10 |
Bi Lb5 |
| 14.765 |
0.0084 5 |
Pb Lg1 |
| 15.097 |
0.00091 15 |
Pb Lg2 |
| 15.178 |
0.00145 14 |
Pb Lg6 |
| 15.216 |
0.00115 19 |
Pb Lg3 |
| 15.247 |
0.0076 5 |
Bi Lg1 |
| 15.582 |
0.00134 22 |
Bi Lg2 |
| 15.685 |
0.00140 14 |
Bi Lg6 |
| 15.709 |
0.0016 3 |
Bi Lg3 |
| 72.144 |
1.72E-04 6 |
Pb Ka3 |
| 72.805 |
0.112 3 |
Pb Ka2 |
| 74.138 |
1.65E-04 6 |
Bi Ka3 |
| 74.815 |
0.097 3 |
Bi Ka2 |
| 74.969 |
0.189 4 |
Pb Ka1 |
| 77.107 |
0.163 5 |
Bi Ka1 |
| 84.450 |
0.0225 5 |
Pb Kb3 |
| 84.938 |
0.0433 10 |
Pb Kb1 |
| 85.470 |
0.00126 5 |
Pb Kb5 |
| 86.830 |
0.0194 6 |
Bi Kb3 |
| 87.300 |
0.0158 4 |
Pb Kb2 |
| 87.349 |
0.0373 11 |
Bi Kb1 |
| 87.580 |
0.00356 15 |
Pb Kb4 |
| 87.892 |
0.00112 5 |
Bi Kb5 |
| 89.784 |
0.0136 4 |
Bi Kb2 |
| 90.074 |
0.00348 16 |
Bi Kb4 |
Betas from 209Po (102 y 5)
|
|---|
| Eb endpoint (keV) |
Ib (%) | Decay mode |
|---|
|
| 997.01 |
0.48 6 |
e |
Alphas from 209Po (102 y 5)
|
|---|
| Ea (keV) |
Ia (%) |
|---|
|
| 4110 15 |
0.00056 4 |
| 4310 15 |
0.00015 4 |
| 4622 5 |
0.92 5 |
| 4883 2 |
80(syst) |
| 4885 2 |
20(syst) |
|
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