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Vorlesung von Dr.rer.nat.habil.Marcus Kasner im Sommersemester 2008:
Spatial and temporal pattern formation
Lecture: Friday, 8.30-10.00 a.m., in English language
Exercises: no
Location: Room Phys 2.114, Theoretische Physik
Begin: Friday, April, 4th, 2008
Duration: 14 weeks
This series of lectures gives an introduction into the field of pattern formation
occurring in non-linear systems outside of thermodynamic equilibrium. One of the prominent
examples is the famous Rayleigh-Bénard experiment which exhibits a hexagonal
pattern in the weakly non-linear region.
Topics:
- 1. Introduction: dynamical systems far from equilibrium - pattern formation in physics, chemistry, and material sciences
- 2. Hydrodynamic systems: description of the Rayleigh-Bénard system,
- 3. Classification of instabilities and bifurcations in dynamical dissipative systems
- 4. Amplitude equations: heuristic and systematic derivations
- 5. Solutions of amplitude equations in the weakly instable region
References:
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D.Walgraef, Spatio-temporal pattern formation: with examples from physics, chemistry, and materials science, Springer, 1997.
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P.Manneville, Dissipative structures and weak turbulence, Academic Press, 1990.
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M.C.Cross and P.C.Hohenberg, Pattern formation outside of equilibrium, Rev.Mod.Phys. 65, 851 (1993).
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