Physics Bucharest 2017

Calibration of MU-chamber

MU-chamber  is a transmission ionization chamber  electronics generates ‘counts’ (MUs) after a pre-set charge Q MU measured

Calibration of MU-chamber: electronics is tuned such that

1MU corresponds with a dose of 1 cGy in H 2 0 in reference conditions

dose measured with calibrated ionization chamber