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Radioactive Decay
β
+
decay
The β
+
general disintegration scheme is shown in the following equation
β
+
+
β
+
+
−
+ν+β +
⇒
Q
daughter
parent
e
0
0
0
1
A
1Z
A
Z
The β
+
-particle and the neutrino share the disintegration energy Q
β+
.
The emitted β
+
-particle can
have any kinetic energy
up to the maximum possible,
T
β+,max
, as can be derived from:
E = Q
β+,max
β+
and
3
E
E
max ,
+
+
β
β
≈