photon
IPA: fˈoʊtɑn
noun
- (physics) The quantum of light and other electromagnetic energy, regarded as a discrete particle having zero rest mass, no electric charge, and an indefinitely long lifetime. It is a gauge boson.
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Examples of "photon" in Sentences
- The former uses photons to irradiate diseased tissues.
- The photon propulsion unit is used to propel the rocket.
- A spectroscope could detect these reduced frequency photons.
- For the sake of convenience assume the photon moves vertically.
- The emission consists of photons in the IR part of the spectrum.
- The polarization state of the photon is proportional to the field.
- The accuracy of the measurement is roughly the photon's wavelength.
- It is convenient to think of the fluctuations of the vacuum as photons.
- Also, they can time the arrival of the photons at the detection screen.
- At zero delays, the detection of coincident photon pairs is suppressed.
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