125 / 1609
He
4
2
Particles – Irradiation emitted
α decay
β
+
decay
α-particles
e
-
(Auger, CE)
γ
-rays
β
+
-particles
e
-
(Auger, CE)
γ
-rays
β
-
β
+
β
-
decay
EC decay
XR-Characteristic
β
-
-particles
e
-
(Auger, CE)
γ
-rays
XR-Characteristic
XR-Characteristic
e
-
(Auger, CE)
γ
-rays
XR-Characteristic
γ-rays
daughter
*
daughter
γ
decay
γ
-rays & XR-Characteristic:
discrete energies – line spectrum