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black body

Saltos de línea: black body

Definición de black body en inglés:

sustantivo

Physics
A hypothetical perfect absorber and radiator of energy, with no reflecting power.
Example sentences
  • A black body is one that perfectly absorbs all the radiation falling on it and then re-emits all of that radiation.
  • In 1908 Einstein became a lecturer at the University of Bern after submitting his habilitation thesis which followed from the energy distribution law of black bodies.
  • The Sun radiates approximately as a black body with a temperature of 5800 K, which peaks in the optical region at a wavelength of about 0.6 m.

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