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Detector composition

Ionization chambers

wall, central electrode, air cavity

C. McKerracher, D.I. Thwaites /

Radiotherapy and Oncology 79 (2006) 348–351

Diodes

housing, shielding, sensitive volume

Crop

el al

(2009), PMB,54(9), 2951-2969, 2009

In recent years, Monte Carlo methods have been

invaluable in analysing in detail various types of

perturbation factors and from these deriving a total

perturbation correction factor for ionisation

chambers.