| |
|
|---|
| Half life: | 27.4 s 3 | |
|---|
| Jp: | 1+ |
|---|
| Sn (keV): | 5210 8 |
|---|
| Sp (keV): | 4645 5 |
|---|
| Prod. mode: |
Charged particle reaction
|
|---|
| | |
|---|
| ENSDF citation: | NDS 80, 187 (1997) |
|---|
| Literature cut-off date: | 1-Sep-1996 |
|---|
| Author(s): | A. Artna-Cohen |
|---|
| References since cut-off: |
220Fr decay from 1996-98 (NSR)
|
|---|
| |
|---|
Decay properties:
|
|---|
| Mode | Branching (%) | Q-value (keV) |
References |
|---|
| a | 99.65 5 | 6800.7 19 |
96Sh05 68Ba73 |
| b- | 0.35 5 | 1209 11 |
92Ru01 |
| |
|---|
Most Recent ENSDF Data (12/2002)
|
|---|
| Mode | Data set name | Display data |
|---|
|
|---|
| TORI Data (1999)
Gammas from 220Fr (27.4 s 3)
|
|---|
| Eg (keV) |
Ig (%) | Decay mode |
|---|
|
| 34.6 2 |
0.0070 20 |
a |
| 44.60 5 |
0.558 20 |
a |
| 47.3 |
|
a |
| 54.8 1 |
0.015 5 |
a |
| 61.3 1 |
0.070 10 |
a |
| 64.9 1 |
0.050 10 |
a |
| 75.7 1 |
0.030 10 |
a |
| 96.4 |
<0.040 |
a |
| 105.88 5 |
0.299 20 |
a |
| 108.8 1 |
0.045 6 |
a |
| 112.1 2 |
0.0050 20 |
a |
| 116.2 1 |
0.035 5 |
a |
| 124.7 1 |
0.070 6 |
a |
| 128.7 2 |
0.012 4 |
a |
| 132.8 3 |
0.007 3 |
a |
| 138.3 2 |
0.023 5 |
a |
| 139.7 1 |
0.031 5 |
a |
| 142.1 1 |
0.080 10 |
a |
| 153.4 1 |
0.259 20 |
a |
| 154.5 3 |
0.040 10 |
a |
| 156.1 1 |
0.110 20 |
a |
| 160.7 1 |
0.379 20 |
a |
| 163.4 1 |
0.179 20 |
a |
| 173.0 3 |
0.006 3 |
a |
| 178.4 2 |
0.025 3 |
b- |
| 182.1 2 |
0.0050 20 |
a |
| 196.9 2 |
0.020 5 |
a |
| 208.0 4 |
0.007 3 |
a |
| 218.6 4 |
0.010 3 |
a |
| 221.1 3 |
0.020 5 |
a |
| 222.2 5 |
0.008 3 |
a |
| 233.6 2 |
0.035 6 |
a |
| 234.5 1 |
0.011 3 |
b- |
| 242.0 3 |
0.009 3 |
a |
| 258.2 2 |
0.048 10 |
a |
| 260.5 5 |
0.007 3 |
a |
| 268.3 4 |
0.009 3 |
a |
| 302.7 4 |
0.030 5 |
a |
| 318.6 4 |
0.025 5 |
a |
| 323.9 7 |
0.010 3 |
a |
| 336.0 10 |
0.0050 20 |
a |
| 381.0 5 |
0.032 5 |
a |
| 410.0 10 |
0.0050 20 |
a |
| 413.0 1 |
0.0147 20 |
b- |
|
X-rays from 220Fr (27.4 s 3)
|
|---|
| E (keV) |
I (%) | Assignment |
|---|
|
| 9.897 |
0.207 23 |
At Ll |
| 10.622 |
2.5E-04 9 |
Ra Ll |
| 11.306 |
0.39 3 |
At La2 |
| 11.426 |
3.5 3 |
At La1 |
| 12.196 |
0.00044 16 |
Ra La2 |
| 12.339 |
0.0039 14 |
Ra La1 |
| 12.466 |
0.052 5 |
At Lh |
| 13.169 |
0.058 5 |
At Lb6 |
| 13.488 |
0.53 8 |
At Lb4 |
| 13.662 |
1.0E-04 3 |
Ra Lh |
| 13.694 |
0.89 7 |
At Lb2 |
| 13.875 |
2.12 19 |
At Lb1 |
| 14.073 |
0.58 9 |
At Lb3 |
| 14.168 |
0.140 11 |
At Lb5 |
| 14.236 |
6.9E-05 25 |
Ra Lb6 |
| 14.749 |
1.4E-04 7 |
Ra Lb4 |
| 14.825 |
0.0010 4 |
Ra Lb2 |
| 15.236 |
0.0041 11 |
Ra Lb1 |
| 15.375 |
1.9E-04 7 |
Ra Lb5 |
| 15.447 |
1.4E-04 7 |
Ra Lb3 |
| 16.249 |
0.46 4 |
At Lg1 |
| 16.585 |
0.19 3 |
At Lg2 |
| 16.731 |
0.22 4 |
At Lg3 |
| 16.735 |
0.092 11 |
At Lg6 |
| 17.848 |
0.00095 25 |
Ra Lg1 |
| 18.177 |
5E-05 3 |
Ra Lg2 |
| 18.353 |
6E-05 3 |
Ra Lg3 |
| 18.412 |
2.0E-04 6 |
Ra Lg6 |
| 78.242 |
0.00387 21 |
At Ka3 |
| 78.948 |
1.91 9 |
At Ka2 |
| 81.517 |
3.17 16 |
At Ka1 |
| 84.683 |
1E-05 5 |
Ra Ka3 |
| 85.431 |
0.0038 19 |
Ra Ka2 |
| 88.471 |
0.006 3 |
Ra Ka1 |
| 91.730 |
0.378 19 |
At Kb3 |
| 92.315 |
0.72 4 |
At Kb1 |
| 92.883 |
0.0230 14 |
At Kb5 |
| 94.900 |
0.269 13 |
At Kb2 |
| 95.211 |
0.080 5 |
At Kb4 |
| 99.432 |
0.0008 4 |
Ra Kb3 |
| 100.130 |
0.0014 7 |
Ra Kb1 |
| 100.739 |
4.9E-05 24 |
Ra Kb5 |
| 102.948 |
0.0005 3 |
Ra Kb2 |
| 103.296 |
1.9E-04 9 |
Ra Kb4 |
Betas from 220Fr (27.4 s 3)
|
|---|
| Eb endpoint (keV) |
Ib (%) | Decay mode |
|---|
|
| 796.02 |
0.05 |
b- |
| 1030.53 |
0.07 |
b- |
| 1209 |
0.29 12 |
b- |
Alphas from 220Fr (27.4 s 3)
|
|---|
| Ea (keV) |
Ia (%) |
|---|
|
| 6260 |
<0.005 |
| 6303.1 30 |
0.015 |
| 6363.9 25 |
0.01 |
| 6378.2 20 |
0.35 |
| 6402.1 20 |
1.25 |
| 6427.6 20 |
0.24 |
| 6444.8 25 |
~0.01 |
| 6471.5 25 |
1.3 |
| 6480.1 25 |
0.6 |
| 6508.6 25 |
0.6 |
| 6516.5 25 |
3.0 |
| 6524.2 25 |
2.5 |
| 6573 4 |
9.0 |
| 6620 3 |
1.6 |
| 6633 4 |
12.2 |
| 6677 4 |
66 |
|
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