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Published in : 2016-11-23 |
by Jos Thijssen

The Langevin equation is explained and analyzed. The time evolution of the velocity distribution is found in the form of the Fokker-Planck equation.

Published in : 2016-01-26 |
by Jos Thijssen

The Langevin equation for describing fluctuations in systems at finite temperatures is described. The Fokker Planck equation is derived, along with several ...

Published in : 2016-10-02 |
by Jos Thijssen

A version with a correct derivation of the correct Fokker Planck equation. Thanks to a smart user pointing out the error in the previous version!

Published in : 2016-11-23 |
by Jos Thijssen

This video is a follow-up of another one which deals with the Langevin and Fokker Plack equations. The diffusion equation is derived in several ways. Fick's law ...

Published in : 2016-09-09 |
by Jos Thijssen

Review of thermodynamics. First law, second law, Carnot, Legendre transformations. This is a new, improved version of the previous video.

Published in : 2016-01-20 |
by Jos Thijssen

Landau Ginzburg theory is introduced. Special attention is given to the Ginzburg criterion.

Published in : 2015-09-16 |
by Jos Thijssen

Analysis of critical phase transitions, critical exponents within the renormalisation group framework. Following Van Leeuwen and Niemeijer.

Published in : 2016-12-10 |
by Jos Thijssen

Introduction to polymers. Radius of gyration, end-to end distance. These quantities are calculated for freely jointed and Gaussian chains.

Published in : 2015-11-27 |
by Jos Thijssen

The cluster expansion in statistical mechanics is explained. The cluster expansion yields an equation of state, formulated as a power series for the pressure in ...

Published in : 2014-12-28 |
by Jos Thijssen

A description of the properties of the Ising magnet, with a mean field analysis. Focus is on the 2D version.

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