F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
F21K2/00—Non-electric light sources using luminescence; Light sources using electrochemiluminescence
F21K2/04—Non-electric light sources using luminescence; Light sources using electrochemiluminescence using triboluminescence; using thermoluminescence
G—PHYSICS
G01—MEASURING; TESTING
G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation