8.334: Statistical Physics II (Spring
2024)
Lecture 3
Symmetry Breaking
Phase diagrams of a simple ferromagnet
Coarse-grain to Landau-Ginzburg "Hamiltonian"
Saddle point integration (one variable)
- Critical exponents in mean-field
- Fluctuations and scattering line-shapes
- Continuous symmetry breaking and Goldstone modes
- Breakdown of spontaneous symmetry breaking in low dimensions
8.334 - last update 2/2/24 by M.
Kardar