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Computed Radiography
Bushong, Chapter 25
Question | Answer |
---|---|
What phenomenon is CR based on? | Photostimulable Luminescence (PSL) |
Name 3 similarities between screen-film and CR imaging. | Both use an x-ray sensitive plate, both can be used interchangeably with any x-ray system, and both carry a latent image that must be made manifest via processing. |
Name 2 differences between screen-film and CR imaging | Radiographic intensifying screen is a scintillator that emits light in response to an x-ray interaction. The CR response to x-ray interaction is trapped electrons in a higher energy metastable state. |