black body radiation

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radiation, black body 

The radiation emitted by a heated black body. See colour temperature.
References in periodicals archive ?
We may need to modify Planck's law to account for effects like this.
It is also not established that far-field behavior will always adhere to the limits set forth by Planck's law.
dagger]1) It has even been claimed that, by applying Einstein coefficients to arrive at Planck's law, physics could dispense with the proof of Kirchhoff's Law [21].
Therefore, a redshift correction to the flux is derived from Planck's law for the energy of the photon
Kuhn's text [5] centers on the theoretical basis of Planck's law.