# 7.6.17.41.3. Diffusion_To_Surf_Correction

Syntax

  Species Surface [{of} SpeciesName] = Diffusion_To_Surf_Correction (Species_A = species_a | Species_B = species_b | D = d | R = r | F = f | K = k | Eqpot = eqPot | Dir = dir)

Scope

  Aria Material

Summary

  Correction for surface concentration based on balancing reaction rate and diffusion from pore center to wall.

Parameter | Value | Default
--- | --- | ---
{of} | {of | species | subindex} | –
SpeciesName | string | –
species_a | “string” | –
species_b | “string” | –
d | real | –
r | real | –
f | real | –
k | real | –
eqPot | real | –
dir | real | –