Superdiffusivity of asymmetric exclusion process in dimensions one and two
C. Landim, J. Quastel, M. Salmhofer, H. T. Yau
Abstract
We prove that the diffusion coefficient for the asymmetric exclusion process diverges at least as fast as t1/4 in dimension d=1 and ( t)1/2 in d=2. The method applies to nearest and non-nearest neighbor asymmetric exclusion processes.
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