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Unformatted text preview: than 2 electrons per orbital, or, no two electrons with all the same quantum numbers. Additional quantum number, now called ms, was postulat ed. ELECTRON SPIN Intrinsic Spin • The spinning electron reacts similarly to the orbiting electron in a magnetic feld. • The magnetic spin quantum number m s has only two values, m s = ± ½ . DIRAC (1928): Developed relativistic quantum theory and derived electron spin angular momentum POSTULATE # 6 ALL ELECTRONIC WAVEFUNCTION MUST BE ANTYSYMMETRIC UNDER THE EXCHANGE OF ANY TWO ELECTRONS. Stern Gerlach Experiment Spin Eigenfunctions...
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 Winter '07
 Phillips
 Electron, Angular Momentum, Pauli exclusion principle, Compton scattering, spin angular momentum

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