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

• Quantum theoryRelated: Its spectrum exposed the failure of classical predictions at high frequencies.

• Solar spectrumRelated: It approximates the broad continuum underlying the Sun’s absorption lines.

• Spectral typeRelated: A star’s continuum spectrum roughly follows a thermal curve that helps estimate its temperature.

• Einstein coefficientsRelated: Its observed equilibrium spectrum supplied the constraint that fixed the coefficient relations.

• Indistinguishable particlesRelated: Planck's derivation treats photons as indistinguishable bosons.

• Spectral classificationRelated: Its temperature-dependent continuum helps explain why spectral classes track stellar surface temperature.

• Wilkinson Microwave Anisotropy ProbeRelated: The nearly perfect blackbody spectrum of the background provided the baseline for WMAP’s temperature measurements.

• Bose–Einstein distributionRelated: Its frequency spectrum results from thermally populated photon modes.

• Bolometric luminosityRelated: Its spectrum illustrates why luminosity includes energy beyond any single wavelength band.

• Caloric theoryBroader topic: Radiation posed a distinct route for heat transfer within caloric-era physics.

• Dyson sphereRelated: Waste heat from energy collectors would be radiated according to their temperature.

• Infrared homingRelated: Hot targets emit thermal radiation that can contribute to a seeker’s signal.

• Robert HermanRelated: Herman’s estimate treated the early universe’s radiation as a thermal black-body spectrum.

• Wien approximationNarrower topic: The approximation arose in attempts to describe this thermal spectrum.

• Wilhelm WienNarrower topic: Wien’s laws describe how this radiation varies with wavelength and temperature.

• Black bodyRelated: It is the characteristic emission whose spectrum defines a black body.

• Illuminant (colorimetry)Related: Illuminant A is its tabulated form; daylight illuminants approximate related phases of daylight.

• Kelvin scaleRelated: Its spectrum is described using absolute temperature in kelvins.

• LuminescenceCompared with: It provides the standard example of light emission governed by heat.

• Luminous infrared galaxyRelated: Warm dust emits a thermal spectrum that helps shape a galaxy’s infrared output.

• PhotosphereCompared with: A photosphere approximates a blackbody, but its absorption lines and gradients create departures from that ideal.

• 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.

• Planckian locusNarrower topic: The ideal radiator is the physical reference, not a description of every source near the curve.

• 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.

• Black (color)Compared with: An ideal blackbody absorbs all incident light but can emit light when heated.

• 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.

• Radiation (physics)Broader topic: It shows how thermal motion produces a predictable spectrum of radiation.

• Stefan–Boltzmann constantNarrower topic: The constant summarizes the total power across this full radiation spectrum.

• 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.