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Poole, R. T. – Physics Education, 1983
Examines the physical basis for colors of noble metals (copper, silver, gold) developed from energy conservation/quantum mechanical view of free electron photoabsorption. Describes production of absorption edges produced by change in density of occupied valence electron states in the d-band, which allows stronger absorption in the visible photon…
Descriptors: Atomic Structure, College Science, Color, Energy