Evaluation made within an IAEA Coordinated Reserch Project
—
For atomic radiation data, please refer to the pdf files linked below
Parent
Energy [keV]
Half-life
J
π
Decay
Q [keV]
Daughter
225
88
Ra
137
0.0
14.82 d
19
1/2+
β-
356.0
5.0
225
89
Ac
136
Evaluation
: X. Huang
Publication cut-off
: 30-MAY-2007
ENSDF
Summary
General Comments
•
•
Beta -
<E
β-
>
[keV]
I
β-
(abs)
[%]
Daughter level
[keV]
J
π
E
β-, max
[keV]
log
ft
Transition type
54.0
15
0.01
155.6
5/2+
200
5
10.1
2
nd
unique
70.5
16
0.01
120.8
5/2-
235
5
9.9
1
st
unique
88.3
16
68.8
20
40.09
5
3/2+
316
5
6.87
100.7
16
31.2
20
0
3/2-
356
5
7.38
1
st
unique
Gamma
E
γ
[keV]
I
γ-
(abs)
[%]
Initial level
[keV]
J
π
Final level
[keV]
J
π
Mult.
δ
α
T
I
Tot
[%]
40.09
5
30.0
7
40.09
5
3/2+
0
E1
1.293
19
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(keV)
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ENSDF 
Summary ENSDF Summary