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black-body radiation

/ˈblæk ˈbɒdi ˌreɪdiˈeɪʃən/

翻译: 理想物理体(黑体)发出的电磁辐射,该物体吸收所有入射辐射,其辐射谱仅取决于温度。

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/ˈblæk ˈbɒdi ˌreɪdiˈeɪʃən/C1formalscientific
  • zh理想物理体(黑体)发出的电磁辐射,该物体吸收所有入射辐射,其辐射谱仅取决于温度。

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.

    zh热电磁辐射

    • 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.