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black-body radiation

/ˈblæk ˈbɒdi ˌreɪdiˈeɪʃən/

Traduction: Rayonnement électromagnétique émis par un corps idéalisé qui absorbe toute la radiation incidente, dont le spectre ne dépend que de la température du corps.

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/ˈblæk ˈbɒdi ˌreɪdiˈeɪʃən/C1formalscientific
  • frRayonnement électromagnétique émis par un corps idéalisé qui absorbe toute la radiation incidente, dont le spectre ne dépend que de la température du corps.

The electromagnetic radiation emitted by an idealized physical body that absorbs all incident radiation, with its spectrum depending only on the body's temperature.

  1. Thermal electromagnetic radiationC2formal

    The electromagnetic radiation emitted by a perfect black body, which absorbs all incident radiation, characterized by a continuous spectrum dependent only on its temperature.

    frrayonnement du corps noir

    • Planck's law describes the spectral density of black-body radiation.
    • The cosmic microwave background is a near-perfect example of black-body radiation.
    • Studying black-body radiation led to the development of quantum mechanics.