A law stating that the total radiation emitted by a black body is proportional to the fourth power of its absolute temperature.
More example sentences
- The Stefan-Boltzmann Law gives the total energy being emitted at all wavelengths by the blackbody (which is the area under the Planck Law curve).
- The Stefan-Boltzmann law tells you how much energy a blackbody radiator of a given temperature radiates per unit area of it surface.
late 19th century: named after Josef Stefan (1835–93), Austrian physicist, and L. Boltzmann (see Boltzmann, Ludwig).
Definition of Stefan–Boltzmann law in:
- The British & World English dictionary