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 03 - The Langevin Model (Part 2) |
Mean squared velocity. Relation between noise strength and friction: fluctuation-dissipation (FD) theorem. Velocity autocorrelation function. Stationarity of the velocity process. Mean squared displacement and diffusion constant.
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