Passive scalar convection in 2D long-range delta-correlated velocity field: Exact results
arXiv:cond-mat/9402063 · doi:10.1088/0305-4470/27/14/020
Abstract
The letter presents new field-theoretical approach to 2D passive scalar problem. The Gaussian form of the distribution for the Lyapunov exponent is derived and its parameters are found explicitly.
11 pages, RevTex 3.0, IFUM-94/455/January-FT