Evaluation made within an IAEA Coordinated Reserch Project
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For atomic radiation data, please refer to the pdf files linked below
Parent
Energy [keV]
Half-life
J
π
Decay
Q [keV]
Daughter
209
82
Pb
127
0.0
3.277 h
15
9/2+
β-
644.0
12.0
209
83
Bi
126
Evaluation
: F. Kondev, mmbe
Publication cut-off
: --
ENSDF
Summary
General Comments
•
•
Beta -
<E
β-
>
[keV]
I
β-
(abs)
[%]
Daughter level
[keV]
J
π
E
β-, max
[keV]
log
ft
Transition type
197.35
42
100
0
9/2-
644.0
12
5.54
pop out
Highlight:
(keV)
level
gamma
Image Height:
Image Width:
ENSDF 
Summary ENSDF Summary