ionization chamber


noun Physics.

an apparatus for detecting and analyzing ionizing radiation, consisting of a vessel filled with a gas at normal or lower than normal pressure and fitted with two electrodes such that the current between the electrodes is a function of the amount of ionization of the gas.
Also called ion chamber.

Origin of ionization chamber

First recorded in 1900–05

British Dictionary definitions for ion chamber

ionization chamber

noun

a device for detecting and measuring ionizing radiation, consisting of a tube containing a low pressure gas and two electrodes between which a high voltage is maintained. The current between the electrodes is a function of the intensity of the radiation

Medical definitions for ion chamber

ionization chamber

n.

A chamber for detecting ionization of the enclosed gas, used for determining the intensity of ionizing radiation.