What is the Ultraviolet Catastrophe?
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Hand-picked by a BrighterTube curator · found via HackerTube (Karpathy's dataset of videos Hacker News recommends · 85% confidenceDerives the Rayleigh–Jeans law and Planck's law properly; real physics teaching.
Explains the ultraviolet catastrophe and how Planck's quantum hypothesis resolved it, with the derivations.
Video by Physics Explained, played through YouTube's embedded player.
Part of The Quantum Story: A First Course in Quantum Physics