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2 terms
Definitions: P
Clear All Filters x
collimators x
Definitions x
P x
parallel beam
->
collimated radiation
Radiation in which every ray from any given object point can be considered to be parallel to every other. This is never completely the case: The light from a star is really diverging, and all...
powder camera
A camera system that uses a fine powder to diffract x-rays from the specimen. A beam of monochromatic x-rays passes through a collimator onto the specimen. Diffracted x-rays are recorded on the film...
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