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Photon
(redirected from Incident photon)

    Also found in: Encyclopedia, Wikipedia, Hutchinson 0.02 sec.
photon /pho·ton/ (fo´ton) a particle (quantum) of radiant energy.
pho·ton (ftn)
n.
The quantum of electromagnetic energy, generally regarded as a discrete particle having zero mass, no electric charge, and an indefinitely long lifetime.
pho·tonic adj.
Photon
A light particle.
Mentioned in: Positron Emission Tomography
photon (fō´ton),
n a bullet or quantum of electromagnetic radiant energy emitted and propagated from various types of radiation sources. The term should not be used alone but should be qualified by terms that will clarify the type of energy (e.g., light photon, radiographic photon).
photon
a particle (quantum) of radiant energy.
x-ray photon
a particle of x-ray energy.
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wall] as a function of incident photon energy for all of the chambers considered.
Changes in the U.S. primary standards for the air kerma from ... by Bergstrom, Paul M., Jr. / Journal of Research of the National Institute of Standards and Technology
QE -- or light-detection efficiency -- measures the percentage of incident photons a CCD can detect; some photons may not be absorbed due to reflection or another type of loss.
Space Shuttle Columbia Launch to Deliver Imaging Technology From ... by Business Wire
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