Relation between anomalous and normal diffusion in systems with memory

被引：196

作者：

Morgado, R

Oliveira, FA

Batrouni, GG

Hansen, A

机构：

[1] Univ Brasilia, Int Ctr Condensed Matter Phys, BR-70919970 Brasilia, DF, Brazil

[2] Univ Brasilia, Inst Fis, BR-70919970 Brasilia, DF, Brazil

[3] Univ Nice, CNRS, UMR 6618, Inst Nonlinear Nice, F-06560 Valbonne, France

[4] Norwegian Univ Sci & Technol, Dept Phys, N-7491 Trondheim, Norway

来源：

PHYSICAL REVIEW LETTERS | 2002年 / 89卷 / 10期

关键词：

D O I：

10.1103/PhysRevLett.89.100601

中图分类号：

O4 [物理学];

学科分类号：

0702 ;

摘要：

We present a simple criterion based on the Einstein relation for determining whether diffusion in systems governed by a generalized Langevin equation with long-range memory is normal, superdiffusive, or subdiffusive. We support our analysis with numerical simulations.

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页数：4

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