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Principle of absorbed dose measurements

Ionisation chamber

Charge

Diode

Charge

Diamond

Charge

Scintillator

Light

Film

Chemical reaction

changes opaqueness.

Optical Density

I

n

(sat)=

I

N

(dif)

I

total

= 0

N

P

h

> 3,6eV

N

P

I

n

(sat) + I

n

(ion) >

I

N

(dif)