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PHY 418: Statistical Mechanics I
Prof. S. Teitel stte@pas.rochester.edu  Spring 2013
February
January  February  March  April  May
Sunday 
Monday 
Tuesday 
Wednesday 
Thursday 
Friday 
Saturday 

1
lecture 5
Extremum principles for free energies, Maxwell relations, response functions and relations between them
makeup lecture

2

3

4
lecture 6
Curvature of free energies and stability requirements for response functions, kinetic theory of ideal gas, Maxwell velocity distribution
supplemental notes
Heat engines, thermodynamic efficiency, Carnot cycle

5

6
lecture 7
Ergodic hypothesis, statisitcal ensembles, density matrix, Liouville's theorem
HW #1 due

7

8

9

10

11
lecture 8
Microcanonical ensemble, density of states and connection to entropy, entropy of the ideal gas and problem of extensivity

12

13
lecture 9
Entropy of mixing and Gibbs paradox, indistinguishable particles, the canonical ensemble and the canonical partition function
HW #2 due

14

15
lecture 10
Helholtz free energy and the canonical partition function, energy fluctuations, equivalence of canonical and microcanonical ensembles in the thermodynamic limit
makeup lecture

16

17

18
lecture 11
Average energy vs most probably energy, Stirling's formula, factoring the canonical partition function for noninteracting objects, Maxwell velocity distribution revisited, the virial theorm

19

20
lecture 12
The equipartition theorem, elastic vibrations of a solid and the law of Dulong and Petit, paramagnetism of classical spins
HW #3 due

21

22

23

24

25
lecture 13
The Curie law of paramagnetic susceptibility, a note about the proper choice of coordinates, entropy and information

26

27
lecture 14
Entropy and information, the grand canonical ensemble

28



