Measurement of the ionization response of amorphous selenium with 122keV $\gamma$ rays

Xinran Li, Alvaro E. Chavarria, Snezana Bogdanovich +3

We performed a measurement of the ionization response of 200 $\mu$m-thick amorphous selenium (aSe) layers under drift electric fields of up to 50 V/$\mu$m. The aSe target was exposed t…