Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups , or

Introduced: September 1968

Last revised: January 2006

Classification Context

Section:: PHYSICS
Class:: MEASURING; TESTING
Subclass:: INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES

Scope Notes

Application references: Apparatus for medical or veterinary radiation diagnosis on the human or animal body, e.g. combined with radiation therapy equipment

Related Keywords

for investigating or analysing materialinvestigating or analysing materials using X-RAY(S)

3 direct subcodes

Child Classifications

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G01N 23/02 by transmitting the radiation through the material
G01N 23/2 by using diffraction of the radiation by the materials, e.g. for investigating crystal structure; by using scattering of the radiation by the materials, e.g. for investigating non-crystalline materials; by using reflection of the radiation by the materials
G01N 23/22 by measuring secondary emission from the material