Generalized statistical mechanics and fully developed turbulence

被引:24
作者
Beck, C [1 ]
机构
[1] Queen Mary Univ London, Sch Math Sci, London E1 4NS, England
关键词
non-extensive statistical mechanics; fully developed turbulence; fluctuating energy dissipation;
D O I
10.1016/S0378-4371(02)00497-1
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
The statistical properties of fully developed hydrodynamic turbulence can be successfully described using methods from nonextensive statistical mechanics. The predicted probability densities and scaling exponents precisely coincide with what is measured in various turbulence experiments. As a dynamical basis for nonextensive behaviour we consider nonlinear Langevin equations with fluctuating friction forces, where Tsallis statistics can be proved rigorously, (C) 2002 Elsevier Science B.V. All rights reserved.
引用
收藏
页码:189 / 198
页数:10
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