论文标题

子和超扩散系统的概率分布功能

Probability distribution functions of sub- and super-diffusive systems

论文作者

Cecconi, Fabio, Costantini, Giulio, Taloni, Alessandro, Vulpiani, Angelo

论文摘要

我们研究了随机步行系统(RW)的异常运输(RW)在带有分形侧链的梳状晶格上,显示了s缩,以及由沿X方向随机剪切驱动的布朗颗粒系统,显示出超延伸的行为。特别是,我们讨论沿优先传输方向(x轴)的颗粒分布形状中是否存在缩放和普遍性。

We study the anomalous transport in systems of random walks (RW's) on comb-like lattices with fractal sidebranches, showing subdiffusion, and in a system of Brownian particles driven by a random shear along the x-direction, showing a superdiffusive behavior. In particular, we discuss whether scaling and universality are present or not in the shapes of the particle distribution along the preferential transport direction (x-axis).

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