IEVref:881-13-12ID:
Language:enStatus: Standard
Term: free-air ionization chamber
Synonym1:
Synonym2:
Synonym3:
Symbol:
Definition: an ionization chamber in which the radiation beam is determined by a diaphragm in such a way that the volume of air irradiated is accurately determined and that neither the beam nor electrons produced within the beam impinge upon the electrodes. It is mainly used for absolute measurements of exposure


Publication date:1983-01
Source
Replaces:
Internal notes:
CO remarks:
TC/SC remarks:
VT remarks:
Domain1:
Domain2:
Domain3:
Domain4:
Domain5: