7: Mean Field Theory of Phase Transitions Last updated May 25, 2020 Save as PDF 6.S: Summary 7.1: The van der Waals system Page ID18588 Daniel ArovasUC San Diego ( \newcommand{\kernel}{\mathrm{null}\,}\) 7.1: The van der Waals system7.2: Fluids, Magnets, and the Ising Model7.3: Mean Field Theory7.4: Variational Density Matrix Method7.5: Landau Theory of Phase Transitions7.6: Mean Field Theory of Fluctuations7.7: Global Symmetries7.8: Ginzburg-Landau Theory7.9: Appendix I- Equivalence of the Mean Field Descriptions7.10: Appendix II- Additional Examples7.S: Summary Thumbnail: Domain walls in the two-dimensional Ising model.