# 7.6.17.34.5. Constant_Tensorial

Syntax

  Species Diffusion [{of} SpeciesName] = Constant_Tensorial [D_Xx = d_xx | D_Xy = d_xy | D_Xz = d_xz | D_Yx = d_yx | D_Yy = d_yy | D_Yz = d_yz | D_Zx = d_zx | D_Zy = d_zy | D_Zz = d_zz | D_T11 = d_t11 | D_T12 = d_t12 | D_T13 = d_t13 | D_T21 = d_t21 | D_T22 = d_t22 | D_T23 = d_t23 | D_T31 = d_t31 | D_T32 = d_t32 | D_T33 = d_t33]

Scope

  Aria Material

Summary

  Tensor species diffusion model where the constant species diffusivity tensor parameters are provided.

Description

  The form of flux is

  where is a constant tensor defined via the provided model parameters.

Parameter | Value | Default
--- | --- | ---
{of} | {of | species | subindex} | –
SpeciesName | string | –
d_xx | real | 0
d_xy | real | 0
d_xz | real | 0
d_yx | real | 0
d_yy | real | 0
d_yz | real | 0
d_zx | real | 0
d_zy | real | 0
d_zz | real | 0
d_t11 | real | 0
d_t12 | real | 0
d_t13 | real | 0
d_t21 | real | 0
d_t22 | real | 0
d_t23 | real | 0
d_t31 | real | 0
d_t32 | real | 0
d_t33 | real | 0