Yahoo Italia Ricerca nel Web

Risultati di ricerca

  1. en.wikipedia.org › wiki › Planck's_lawPlanck's law - Wikipedia

    12 ore fa · In physics, Planck's law (also Planck radiation law [1] : 1305 ) describes the spectral density of electromagnetic radiation emitted by a black body in thermal equilibrium at a given temperature T, when there is no net flow of matter or energy between the body and its environment. [2]