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“Large” events
❑
The following catastrophic or discrete
interactions need to be modelled
o
energy loss through collisions
❖
Electrons (Möller scattering)
❖
Positrons (Bhaba scattering)
❖
bremsstrahlung emission
o
positron annihilation at rest
❑
These events are comparable to photon
interactions
→
→
→
→
+−
−
−
−+
−+
−−
−−
ee
Ne Ne
ee ee
ee ee
Dublin 2018
29