English

Reversibility, Irreversibility, Friction and nonequilibrium ensembles in N-S equations

Statistical Mechanics 2022-10-12 v1

Abstract

Viscosity, as a physical property of fluids, reflects an average effect over a chaotic microscopic motion described by Hamiltonian equations. It is proposed, as an example, that stationary states of an incompressible fluid subject to a constant force, can be described via several ensembles, in strict analogy with equilibrium Statistcal Mechanics.

Keywords

Cite

@article{arxiv.2210.05483,
  title  = {Reversibility, Irreversibility, Friction and nonequilibrium ensembles in N-S equations},
  author = {Giovanni Gallavotti},
  journal= {arXiv preprint arXiv:2210.05483},
  year   = {2022}
}

Comments

8 figures,