# Convection-Diffusion in a Semi-Infinite Region

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The dimensionless concentrations ( is surface concentration []) in a semi-infinite region are plotted (steady state in orange, transient in blue) up to the space coordinate [].

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Contributed by: Mikhail Dimitrov Mikhailov (March 2011)

Open content licensed under CC BY-NC-SA

## Snapshots

## Details

The solution programmed includes all possible special cases. The general case is given by Bear and used to compute multispecies transport problems by Sun, et al.

J. Bear, *Hydraulics of Groundwater*, New York: McGraw-Hill, 1979.

Y. Sun, J. N. Petersen, T. P. Clement, and R. S. Skeen, "Development of Analytical Solutions for Multispecies Transport with Serial and Parallel Reactions," *Water Resources Research*, 35(1), 1999 pp. 185–190.

## Permanent Citation