By Andrea Puglisi
This short bargains a concise presentation of granular fluids from the point of view of non-equilibrium statistical physics. The emphasis is on fluctuations, that are huge in granular fluids because of the small method dimension (the variety of grains is many orders of importance smaller than in molecular fluids).
Firstly, readers should be brought to the main exciting experiments on fluidized granular fluids. Then granular fluid concept, which matches via expanding degrees of coarse-graining and rising collective phenomena, is defined. difficulties and questions are before everything posed on the point of kinetic conception, which describes particle densities in complete or diminished phase-space. a few solutions develop into transparent via hydrodynamics, which describes the evolution of slowly evolving fields. Granular fluctuating hydrodynamics, which builds a bridge to the latest leads to non-equilibrium statistical mechanics, can be brought. extra and extra fascinating solutions come whilst the dynamics of an immense intruder are mentioned. Such non-equilibrium stochastic procedure bargains a extra distinct and compact photo of the positive factors foreseen on the extra exact degrees of description. The dynamics of an interloper diffusing in a granular fluid show the clearest reference to contemporary theories on stochastic energetics and stochastic thermodynamics.
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Extra resources for Transport and Fluctuations in Granular Fluids: From Boltzmann Equation to Hydrodynamics, Diffusion and Motor Effects (SpringerBriefs in Physics)
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