Nonequilibrium Statistical Mechanics
Nonequilibrium Statistical Mechanics. Instructor: Professor V. Balakrishnan, Department of Physics, IIT Madras. Thermal fluctuations, Langevin dynamics, Brownian motion and diffusion, Fokker-Planck equations, linear response theory, fluctuation-dissipation relations, the Boltzmann equation, critical phenomena, scaling and critical exponents. (from nptel.ac.in)
| Lecture 33 - Critical Phenomena (Part 5) |
Equation of state in the Ising model. Magnetisation versus magnetic field for different temperatures. Landau expansion for the free energy. Criterion for the validity of MFT. Upper critical dimensionality in the Ising universality class.
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