Global random walk modeling of transport in complex systems
AbstractThe Global random walk algorithm performs simultaneously the tracking of large collections of particles and permits massive simulations at reasonable…
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On the self-averaging of dispersion for transport in quasi-periodic random media
AbstractIn this study we present a numerical analysis for the self-averaging of the longitudinal dispersion coefficient for transport in heterogeneous…
Comment on “Nonstationary flow and nonergodic transport in random porous media” by G. Darvini and P. Salandin
Abstract AuthorsN. Suciu Institute of Applied Mathematics, Friedrich-Alexander University of Erlangen-Nuremberg, Erlangen, Germany C. Vamos T. Popoviciu Institute of…
Memory effects and ergodicity for diffusion in spatially correlated velocity fields
AbstractWe show that the process of diffusion in statistically homogeneous velocity fields with finite correlation range “remembers” the shape and…
Memory effects induced by dependence on initial conditions and ergodicity of transport in heterogeneous media
AbstractFor transport in statistically homogeneous random velocity fields with properties that are routinely assumed in stochastic groundwater models, the one‐particle…
Stochastic simulations based on mixed finite elements for solute transport in groundwater
AbstractAn accurate mixed finite element method to solve both flow and transport is developed for stochastic simulations of transportin saturated…
Comment on ‘‘Spatial moments analysis of kinetically sorbing solutes in aquifer with bimodal permeability distribution’’ by M. Massabo, A. Bellin and A. J. Valocchi
Abstract AuthorsN. Suciu P. Knabner KeywordsCite this paper as:N. Suciu, P. Knabner, Comment on ‘‘Spatial moments analysis of kinetically…
Persistent memory of diffusing particles
AbstractThe variance of the advection-diffusion processes with variable coefficients is exactly decomposed as a sum of dispersion terms and memory…
Spatially inhomogeneous transition probabilities as memory effects for diffusion in statistically homogeneous random velocity fields
AbstractWhenever one uses translation invariant mean Green’s functions to describe the behavior in the mean and to estimate dispersion coefficients for…
Global random walk simulations for sensitivity and uncertainty analysis of passive transport models
AbstractThe Global Random Walk algorithm (GRW) performs a simultaneous tracking on a fixed grid of huge numbers of particles at…