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Large deviations of a tracer position in the dense and the dilute limits of single-file diffusion
被引:6
|作者:
Rana, Jagannath
[1
]
Sadhu, Tridib
[1
]
机构:
[1] Tata Inst Fundamental Res, Dept Theoret Phys, 1 Homi Bhabha Rd, Mumbai 400005, India
关键词:
TAGGED PARTICLE;
DYNAMICS;
SYSTEMS;
MOTION;
D O I:
10.1103/PhysRevE.107.L012101
中图分类号:
O35 [流体力学];
O53 [等离子体物理学];
学科分类号:
070204 ;
080103 ;
080704 ;
摘要:
We apply the macroscopic fluctuation theory to analyze the long-time statistics of the position of a tracer in the dense and the dilute limits of diffusive single-file systems. Our explicit results are about the corresponding large deviation functions for an initial step density profile with the fluctuating (annealed) and the fixed (quenched) initial conditions. These hydrodynamic results are applicable for a general single-file system and they agree with recent exact results obtained by microscopic solutions for specific model systems.
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页数:6
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