IEVref:881-03-20ID:
Language:enStatus: Standard
Term: backscatter
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Definition: scattering of radiation by material through angles greater than 90 with respect to its initial direction

NOTE – In radiotherapy, it is particularly applied to radiation scattered back to the skin from underlying tissues. In measurements of radioactivity, it applies to the scattering of particles into the measuring device by the material on which the sample is mounted.


Publication date:1983-01
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