CPC Main Group G01T 3/00 Measuring neutron radiation (G01T5/00 takes precedence) 7 direct subcodes Child Classifications Navigate with arrow keys, Enter to open G01T 3/001 G01T 3/006 G01T 3/008 G01T 3/02 by shielding other radiation G01T 3/04 using calorimetric devices G01T 3/06 with scintillation detectors G01T 3/08 with semiconductor detectors