Black-body Radiation & Planck Quantum · Particle & Quantum simulation room

BLACK-BODY RADIATION

▸ Loading Planck curve B_λ(λ,T)…

▸ Building the glowing object emitting a continuous spectrum by temperature

▸ Calibrating Wien's law (λmax·T) & Stefan–Boltzmann (T⁴)

▸ Loading classical Rayleigh–Jeans prediction (ultraviolet catastrophe)

▸ Energy quantisation E = hf (Planck 1900)…

▸ Ready — Online. ✅

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Temperature T—

Object colour—

Peak λmax (Wien)—

Peak spectral region—

Total energy ∝T⁴—

Note

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Drag the Temperature slider on the right → object changes colour & spectral peak shifts · choose scenarios to see Wien · T⁴ · UV catastrophe · star colours.

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Wien peak λmax & R/G/B intensity (temperature sweep) λmaxRGB