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PHY 418: Statistical Mechanics I
Prof. S. Teitel stte@pas.rochester.edu ---- Spring 2018
April
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1
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2
lecture 20
Partition functions for non-interacting quantum and classical ideal gas in the occupation number representation, average occupation number, the classical vs quantum limits of the ideal gas
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3
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4
lecture 21
The quantized harmonic oscillator as bosons, the Debye model for the specific heat of a solid
HW#5 due
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5
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6
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7
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8
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9
lecture 22
Black body radiation, the quantum ideal gas, standard functions, pressure, particle density, energy
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10
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11
lecture 23
Leading quantum correction to the ideal gas equation of state, the degenerate Fermi gas, Fermi energy, ground state energy, specific heat
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12
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13
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14
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15
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16
lecture 24
Chemical potential of a degenerate Fermi gas at finite temperature, Pauli paramagnetism
Supplement:
The Sommerfeld expansion
HW#6 due
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17
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18
lecture 25
The ideal Bose gas, Bose-Einstein condensation in an ideal gas of free bosons
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19
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20
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21
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22
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23
lecture 26
Classical spin models, constant magnetization vs constant magnetic field ensembles, broken symmetry and the possibility for a phase transition in the thermodynamic limit, Ising phase diagram
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24
HW#7 due by noon in hw locker
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25
lecture 27
Mean-field solution of the Ising model, critical exponents
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26
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27
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28
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29
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30
lecture 28
Mean-field solution and critical exponents continued, Maxwell construction, exact solution of the one dimensional Ising model
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