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TPS performance related to penumbra modelling
(beam source modelling and lateral electron transport effects)
Type of calculation
model
Homogeneous water
medium
Heterogeneous medium
Factor-based
Limited performance
Pencil kernel (PB)
Dependant on beam
source model
Lateral electron
transport effects mostly
ignored
Point kernel (conv/sup,
CC, AAA)
Dependant on beam
source model
Lateral electron
transport effects
approximately acounted
for
Monte Carlo
Dependant on beam
source model
Lateral electron
transport effects
explicitly acounted for
Adapted from Anders Ahnesjö
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