LEC #  TOPICS  KEY DATES 

1  Review of thermodynamics  
2  E, A, and S: macroscopic properties for microscopic probabilities {P_{i}}  
3  Canonical partition function: replace {P_{i}} by Q  
4  Microcanonical ensemble: replace {P_{i}} by Ω, Q vs. Ω  
5  Molecular partition function: replace E (assembly) by ε (molecule)  Problem set 1 due 
6  Q corrected for molecular indistinguishability  
7  Translational part of Boltzmann partition function  
8  Boltzmann, FermiDirac, and BoseEinstein statistics  Problem set 2 due 
9  Calculation of macroscopic properties from microscopic energy levels: q_{trans}  
10 
Quantum vs. classical q_{trans} Equipartition Internal degrees of freedom 

11  Internal degrees of freedom for atoms and diatomic molecules  Problem set 3 due 
12 
Rotational partition function Equipartition 

First hour exam  
13  Nuclear spin statistics: symmetry number, σ Low temperature limit for rotational partition function  
14  Low and highT limits for q_{rot} and q_{vib}  
15  Polyatomic molecules: rotation and vibration  
16  Chemical equilibrium I  
17  Chemical equilibrium II  Problem set 4 due 
18  Model intermolecular potentials  
19  Configurational integral: cluster expansion  
20  Virial equation of state  Problem set 5 due 
21  Thermodynamics of solid: Einstein and Debye models  
Second hour exam  
22  Einstein and Debye solids  
23  Phonons: 1D linear chain of atoms  
24  Free electron theory of a metal  
25  Heat capacity in metals  
26  Band theory of solids  Problem set 6 due 
27  Crystal phase equilibria  
28  Kinetic theory of gases: MaxwellBoltzmann distribution  
29  Kinetic theory of gases: effusion and collisions  
30  Kinetic theory of gases: collision dynamics and scattering  Problem set 7 due 
31  Kinetic theory of gases: mean free path and transport  
Third hour exam  
32  Kinetic theory of gases: transport coefficients  
33  Transition state theory I  Problem set 8 due 
34 
Transition state theory II Kinetic isotope effect 

35  Statistical mechanics for photons  
36  Rates of unimolecular reactions: RRKM  
Final exam 