Dose Course 2018_Flipping book

Organic scintillator (W1 Standard Imaging)

Cerenkov light and luminiscence have different wave lengths

CLR = (R

– R

) / (R

– R

)

1_max_f1

1_min_f1

2_max_f1

2_min_f1

Gain = Dose

/ (R

– R

* CLR)

f2

1_min_f2

2_min_f2

Dose = Gain·(R 1

-R

·CLR)

2

R where: R refers to the reading i refers to channel j to the fiber configuration (maximum or minimum) k to the side (cm) of the square radiation field Figure 1. Calibration plate with the scintillator in the maximum fiber configuration (left) and minimum fiber configuration (right). i_j_k

Spectral discrimination method