1 Review of thermodynamics

2 E, A, and S: macroscopic properties for microscopic probabilities {Pi}

3 Canonical partition function: replace {Pi} by Q

4 Microcanonical ensemble: replace {Pi} 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, Fermi-Dirac, and Bose-Einstein statistics Problem set 2 due
9 Calculation of macroscopic properties from microscopic energy levels: qtrans


Quantum vs. classical qtrans


Internal degrees of freedom

11 Internal degrees of freedom for atoms and diatomic molecules Problem set 3 due

Rotational partition function


First hour exam
13 Nuclear spin statistics: symmetry number, σ Low temperature limit for rotational partition function

14 Low and high-T limits for qrot and qvib

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: 1-D 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: Maxwell-Boltzmann 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

Transition state theory II

Kinetic isotope effect

35 Statistical mechanics for photons

36 Rates of unimolecular reactions: RRKM

Final exam

Course Info

Learning Resource Types

grading Exams
notes Lecture Notes