Dose Course 2018_Flipping book

Detector composition: only energy dependence?

Characterisation of the sensitivity of the diode

1.04

6 MV

IC PiP DiGre

1.02

water to Dose det to Dose

=

1.00

DiYe MOS1 MOS2 DIA

Detector response ratios normalised to the response of the ionisation chamber

0.98

Signal ratios

( ) A

k

Aa +

b

=

0.96

E

shielded diodes over respond at small fields!

0 2 4 6 8 10 12 14 16 18

SES / cm

Sauer & Wilbert MP 34 , 2007, 1983-1988