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black-body radiation

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Noun1.black-body radiation - the electromagnetic radiation that would be radiated from an ideal black body; the distribution of energy in the radiated spectrum of a black body depends only on temperature and is determined by Planck's radiation law
blackbody radiation
electromagnetic radiation, electromagnetic wave, nonparticulate radiation - radiation consisting of waves of energy associated with electric and magnetic fields resulting from the acceleration of an electric charge


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The ac stark shift caused by the black-body radiation at 39 [degrees]C (the operating temperature of the beam tube) is calculated to be 2.
Primary atomic frequency standards at NIST by Wineland, D.J. / Journal of Research of the National Institute of Standards and Technology
The theoretical calculations suggest that if black-body radiation were producing the liight, it should be a billion times stronger at the vents than in the cooler water above.
Light at the bottom of the ocean by Science News
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