Diapositive 1

Cerenkov light and luminiscence

have different wave lengths

Spectral

discrimination

method

i_j_k

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

CLR = (R

1_max_f1

– R

1_min_f1

) / (R

2_max_f1

– R

2_min_f1

)

Gain = Dose

/ (R

1_min_f2

– R

2_min_f2

* CLR)

Dose = Gain·(R

-R

·CLR)

Figure 1. Calibration plate with the scintillator in the maximum fiber configuration (left) and

minimum fiber configuration (right).

Organic scintillator

(W1 Standard Imaging)