title: An ionization chamber with high spatial resolution.
mesh_terms: D000042:Absorption; D000473:Alkanes; D000535:Aluminum; D001128:Argon; D002142:Californium; D002245:Carbon Dioxide; D004583:Electrons; D004735:Energy Transfer; D007477:Ions; D008697:Methane; D009502:Neutrons; D009584:Nitrogen; D011522:Protons; D011829:Radiation Dosage; D011874:Radiometry / Q000295:instrumentation*
chemical_list: D000473:Alkanes; D007477:Ions; D011522:Protons; D002245:Carbon Dioxide; D001128:Argon; D002142:Californium; D000535:Aluminum; D009584:Nitrogen; D008697:Methane