Energy Diffusion in Harmonic System with Conservative Noise
Mathematical Physics
2015-06-16 v1 Statistical Mechanics
math.MP
Probability
Abstract
We prove diffusive behaviour of the energy fluctuations in a system of harmonic oscillators with a stochastic perturbation of the dynamics that conserves energy and momentum. The results concern pinned systems or lattice dimension , where the thermal diffusivity is finite.
Cite
@article{arxiv.1307.0094,
title = {Energy Diffusion in Harmonic System with Conservative Noise},
author = {Giada Basile and Stefano Olla},
journal= {arXiv preprint arXiv:1307.0094},
year = {2015}
}