Science - Course - Statistical Physics

Some counting problems. Stirling’s approximation and Lagrange multipliers. Themacrostate. The averaging postulate. Statistical entropy and microstates. Distinguishable particles. A statistical definition of temperature. The Boltzmann distribution and the partition function. Calculation of thermodynamic functions. A Spin-1/2 solid. Localized harmonic oscillators. The density of states. Fermions and bosons. Counting microstates for gases and the three distributions. Maxwell–Boltzmann gases. Diatomic gases. Fermi–Dirac gases. Bose–Einstein gases. Entropy and disorder. Phase transitions. Ensembles. Ideal gases in the grand ensemble. Pre-req.: PHYS 242