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Ray

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Ray may refer to:

Ichthyology

Ray is the superorder Batoidea of cartilaginous fishes, containing more than 500 described species in thirteen families.

Molecular physics

  • Cathode ray, streams of electrons observed in vacuum tubes
  • Delta ray, recoil particle that causes secondary ionization
  • Gamma ray, energetic form of electromagnetic radiation produced by radioactive decay or other nuclear or subatomic processes
  • N ray, phenomenon described by French scientist René-Prosper Blondlot but subsequently found to be illusory
  • Ray (mathematics), half-line in geometry or physics
  • Ray (optics), idealized narrow beam of light
  • X-ray, form of electromagnetic radiation with a wavelength in the range of 10 to 0.01 nanometres

Fiction

Music

Geography

People with the surname Ray

People with the given name Ray

Other

See also