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Unformatted text preview: ( E ) = 1 Z eE / k B T = eE / k B T P i eE i / k B T = ⇒ Pr ( E 2 ) Pr ( E 1 ) = e( E 2E 1 ) / k B T = eΔ E / k B T MaxwellBoltzmann: Probability of molecule speed v is ∝ eE / k B T = emv 2 / 2 k B T Pr(speed v ± dv / 2) = 4 √ π „ v v P « 2 e( v / v P ) 2 dv v P where v P ≡ „ 2 k B T m « 1 / 2 Average energy of a quantum system E avg = X n E n Pr ( E n ) = X n E n eEn / k B T / X n eEn / k B T...
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This note was uploaded on 06/03/2011 for the course H 133 taught by Professor Furnstahl during the Spring '11 term at Ohio State.
 Spring '11
 Furnstahl
 Quantum Physics

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