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Radiation vs Radiance - What's the difference?

radiation | radiance |

As nouns the difference between radiation and radiance

is that radiation is the shooting forth of anything from a point or surface, like the diverging rays of light; as, the radiation of heat while radiance is the quality of being radiant, shining, bright or splendid.

radiation

English

(wikipedia radiation)

Noun

(en noun)
  • The shooting forth of anything from a point or surface, like the diverging rays of light; as, the radiation of heat.
  • The process of radiating waves or particles.
  • The transfer of energy via radiation (as opposed to convection or conduction).
  • Radioactive energy.

    • Derived terms

    * background radiation * electromagnetic radiation * ionizing radiation * radiation belt * Van Allen radiation belt

    Anagrams

    * ----

    radiance

    English

    Noun

    (wikipedia radiance)
  • the quality of being radiant, shining, bright or splendid
    • Girt with omnipotence, with radiance crowned. — Milton.
  • (physics) the flux of radiation emitted per unit solid angle in a given direction by a unit area of a source