Khan Academy
Khan Academy: Photoelectric Effect
Video tutorial explains the photoelectric effect using wave-particle duality, the work function of a metal, and how to calculate the velocity of a photoelectron. [10:23]
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Professor Dave Explains: Wave Particle Duality and the Photoelectric Effect
Professor Dave explains what we mean by wave-particle duality and how this relates to the photoelectric effect. He discusses how this relationship was discovered through the work of Max Planck and Albert Einstein. [3:55]