افتخاری, سارا

[ 1 ] - طراحی و ساخت اتاقک یونش حلقوی شکل با الکترود های محافظ گرافیتی

The development of a graphite ionization chamber in Iran is reported for first time, using graphite coatings collecting electrodes and guard rings. Its sensitive volume is about 200cm³, with a shape of a ring which is different from its older equivalents and a 7cm central hole that allows the passage of the direct radiation beam without attenuation. This kind of ionization chamber has alre...