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The 95 pages that link to Black-body radiation, each with the reason it gives.

• Classical physicsRelated: Its spectrum exposed a failure of classical predictions at short wavelengths.

• Lambert W functionRelated: Inverting its spectral distribution for wavelength can lead to a Lambert W expression.

• Photon gasRelated: It is the characteristic radiation of a photon gas in equilibrium.

• Planck relationRelated: Its spectrum was the problem that led Planck to introduce quantized energy.

• George SmootRelated: COBE’s measurement of the background’s near-perfect black-body spectrum confirmed the thermal origin of its signal.

• QuantizationRelated: Its spectrum prompted Planck to introduce discrete energy exchanges.

• Temperature measurementRelated: Radiation thermometry relies on the temperature dependence of emitted spectra.

• Cosmic Background ExplorerRelated: COBE found the cosmic microwave background to match this spectrum with exceptional precision.

• Electromagnetic astronomyRelated: Thermal spectra let astronomers infer temperatures of stars, planets, and dust.

• John C. MatherRelated: COBE’s precise spectrum showed that the cosmic microwave background is nearly a perfect blackbody.

• Modern physicsRelated: Its spectrum challenged classical predictions and prompted Planck’s quantum hypothesis.

• Particle statisticsRelated: Photon Bose–Einstein statistics gives the Planck spectrum.

• Standard illuminantRelated: Illuminant A is a black body, and daylight illuminants are anchored to the black-body locus.

• Classical statistical mechanicsRelated: Classical statistical reasoning predicts the ultraviolet catastrophe for its spectrum.

• Electric lightRelated: It explains the broad spectrum emitted by incandescent filaments.

• History of quantum mechanicsRelated: Its measured spectrum exposed the failure of classical predictions at high frequencies.

• Arno Allan PenziasRelated: The background’s near-blackbody spectrum later identified it as relic heat from the early universe.

• Infrared techniquesRelated: Thermal infrared imaging interprets emitted radiation through temperature-dependent spectra.

• Planck postulateRelated: Its measured spectrum was the problem the postulate resolved.

• QuantumRelated: Its spectrum prompted Planck’s proposal that energy exchange occurs in discrete amounts.