Statistical mechanics and dynamics of solvable models with long-range interactions

A Campa, T Dauxois, S Ruffo - Physics Reports, 2009 - Elsevier
For systems with long-range interactions, the two-body potential decays at large distances
as V (r)∼ 1/rα, with α≤ d, where d is the space dimension. Examples are: gravitational …

Kuramoto model of synchronization: equilibrium and nonequilibrium aspects

S Gupta, A Campa, S Ruffo - Journal of Statistical Mechanics …, 2014 - iopscience.iop.org
The phenomenon of spontaneous synchronization, particularly within the framework of the
Kuramoto model, has been a subject of intense research over the years. The model …

[图书][B] Physics of long-range interacting systems

A Campa, T Dauxois, D Fanelli, S Ruffo - 2014 - books.google.com
This book deals with an important class of many-body systems: those where the interaction
potential decays slowly for large inter-particle distances; in particular, systems where the …

Nonequilibrium first-order phase transition in coupled oscillator systems with inertia and noise

S Gupta, A Campa, S Ruffo - Physical Review E, 2014 - APS
We study the dynamics of a system of coupled oscillators of distributed natural frequencies,
by including the features of both thermal noise, parametrized by a temperature, and inertial …

Exact solution for quantum strong long-range models via a generalized Hubbard-Stratonovich transformation

J Román-Roche, V Herráiz-López, D Zueco - Physical Review B, 2023 - APS
We present an exact analytical solution for quantum strong long-range models in the
canonical ensemble by extending the classical solution proposed in Campa et al.[J. Phys. A …

Validity and failure of the Boltzmann weight

LJL Cirto, A Rodríguez, FD Nobre, C Tsallis - Europhysics Letters, 2018 - iopscience.iop.org
The dynamics and thermostatistics of a classical inertial XY model, characterized by long-
range interactions, are investigated on d-dimensional lattices (d= 1, 2, and 3), through …

[HTML][HTML] Influence of the interaction range on the thermostatistics of a classical many-body system

LJL Cirto, VRV Assis, C Tsallis - Physica A: Statistical Mechanics and its …, 2014 - Elsevier
We numerically study a one-dimensional system of N classical localized planar rotators
coupled through interactions which decay with distance as 1/r α (α≥ 0). The approach is a …

Analysis of the exactness of mean-field theory in long-range interacting systems

T Mori - Physical Review E—Statistical, Nonlinear, and Soft …, 2010 - APS
Relationships between general long-range interacting classical systems on a lattice and the
corresponding mean-field models (infinitely long-range interacting models) are investigated …

Long-time behavior of quasistationary states of the Hamiltonian mean-field model

A Campa, A Giansanti, G Morelli - … Review E—Statistical, Nonlinear, and Soft …, 2007 - APS
The Hamiltonian mean-field model has been investigated, since its introduction about a
decade ago, to study the equilibrium and dynamical properties of long-range interacting …

Dynamics and thermodynamics of rotators interacting with both long-and short-range couplings

A Campa, A Giansanti, D Mukamel, S Ruffo - Physica A: Statistical …, 2006 - Elsevier
The effect of nearest-neighbor coupling on the thermodynamic and dynamical properties of
the ferromagnetic Hamiltonian mean field model (HMF) is studied. For a range of …