Contents of the Lecture

The Ising Model

- Magnetic properties of the matter; Heisemberg hamiltonian and Ising model.

- Critical points: magnetic susceptivity and magnetization fluctuations.

- Numerical treatment of 2D Ising model.

- "Spin flip" dynamics and application of the Metropolis algorithm.

- Estimate of physical quantities: energy and magnetization.

- Equilibration

- Correlation

- Fluctuations in the canonical ensemble: heat capacity and magnetic susceptibility