stefan's law of radiation

Stefan-Boltzmann law

[stef-uhn bohlts-muhn; German shte-fahn bawlts-mahn]
noun Physics.
the law stating that the total energy radiated from a blackbody is proportional to the fourth power of its absolute temperature.
Also called Stefan's law of radiation.


Origin:
1895–1900; named after Josef Stefan (1835–93) and Ludwig E. Boltzmann (1844–1906), Austrian physicists, who independently formulated the law

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