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Reference condition described in dosimetry CoP

Detector: air (ionisation chamber)

Med: Water

For reference irradiation conditions:

Fixed field size

Fixed depth

Fixed SSD

Calibrated in terms of water absorbed dose in

60

Co-radiation in units of Gray per Coulomb

D

w,Q

= M* · k

i

·N

D,w

N

D,w

= α ·k

l

·f

Q,ideal

·P

Q