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Slide11 - Planck’s Solution to the black-body...

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Unformatted text preview: Planck’s Solution to the black-body problem (1900) He derived the expression: 87:32 1 p(v)dv : —31"’3 mar JV 0. e —l The expression matched Lummer and Pringsheim experimental data perfectly When: h = 6.626X10'34 I s [Planck’s Constant] Planck’s revolutionaiy idea was that: An oscillator with frequency 'vean possess only total energies,En, which satisfy the equation: En=nhv (n=0,1,2,3,...) ‘:i1.i!"t'<5'r I Lia-2!":- 5 ...
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