Deterministic thermostats, theories of nonequilibrium systems and parallels with the ergodic condition

OG Jepps, L Rondoni - Journal of Physics A: Mathematical and …, 2010 - iopscience.iop.org
Deterministic'thermostats' are mathematical tools used to model nonequilibrium steady
states of fluids. The resulting dynamical systems correctly represent the transport properties …

Fluctuations in nonequilibrium statistical mechanics: models, mathematical theory, physical mechanisms

L Rondoni, C Mejía-Monasterio - Nonlinearity, 2007 - iopscience.iop.org
The fluctuations in nonequilibrium systems are under intense theoretical and experimental
investigation. Topical'fluctuation relations' describe symmetries of the statistical properties of …

Coherent structures at the origin of time irreversibility in wall turbulence

G Iacobello, S Chowdhuri, L Ridolfi, L Rondoni… - Communications …, 2023 - nature.com
Time irreversibility is a distinctive feature of non-equilibrium phenomena such as turbulent
flows, where irreversibility is mainly associated with an energy cascade process. The …

Evaluation of reaction fluxes in stationary and oscillating far-from-equilibrium biological systems

C Bianca, A Lemarchand - Physica A: Statistical Mechanics and its …, 2015 - Elsevier
The complex spatio-temporal structures that appear in chemical and biological systems
require far-from-equilibrium conditions which may lead to the circulation of reaction fluxes …

Temporal asymmetry of fluctuations in nonequilibrium steady states: Links with correlation functions and nonlinear response

C Paneni, DJ Searles, L Rondoni - The Journal of chemical physics, 2008 - pubs.aip.org
The presence of temporal asymmetries in fluctuation paths of nonequilibrium systems has
recently been confirmed numerically in nonequilibrium molecular dynamics simulations of …

Anomalies and absence of local equilibrium, and universality, in one-dimensional particles systems

C Giberti, L Rondoni - Physical Review E—Statistical, Nonlinear, and Soft …, 2011 - APS
One-dimensional systems are under intense investigation, both from theoretical and
experimental points of view, since they have rather peculiar characteristics which are of both …

Temporal asymmetry of fluctuations in nonequilibrium steady states

C Paneni, DJ Searles, L Rondoni - The Journal of chemical physics, 2006 - pubs.aip.org
Temporal asymmetries of fluctuation paths in nonequilibrium microscopic shearing systems
are observed for the first time. Inspired by theories that predict asymmetry of fluctuation paths …

Determination of reaction flux from concentration fluctuations near a Hopf bifurcation

C Bianca, A Lemarchand - The Journal of Chemical Physics, 2014 - pubs.aip.org
Small open chemical systems, typically associated with far-from-equilibrium, nonlinear
stochastic dynamics, offer the appropriate framework to elucidate biological phenomena at …

Asymmetric fluctuation–relaxation paths in FPU models

C Giberti, L Rondoni, C Vernia - Physica A: Statistical Mechanics and its …, 2006 - Elsevier
A recent theory by Bertini, De Sole, Gabrielli, Jona-Lasinio and Landim predicts a temporal
asymmetry in the fluctuation–relaxation paths of certain observables of nonequilibrium …

Molekulardynamik und Molekulargraphik von Modellflüssigkeiten

A Gabriel - 2011 - archiv.ub.uni-marburg.de
Es werden molekulardanymik Methoden vorgestellt und auf verschiedene Systeme
angewendet (Lorentz Gas, Fluid harter Kugeln). Im Fall des Lorentz Gases wird nach …