# 7.6.17.49.1. Shakib_Charge_Density

Syntax

  Supg Tau ([{of} SpeciesName] | [{in} MaterialPhaseName] | [{ls} {a | b | c}]) = Shakib_Charge_Density ([H = h] | [Use_Advection = use_advection] | [Use_Diffusion = use_diffusion] | [Use_Time = use_time] | [Multiplier = multiplier])

Scope

  Aria Material

Summary

  A Shakib SUPG Tau model

Parameter | Value | Default
--- | --- | ---
{of} | {of | species | subindex} | –
SpeciesName | string | –
{in} | {in | material_phase} | –
MaterialPhaseName | string | –
{ls} | {levelset_phase | ls} | –
h | real | 0
use_advection | integer | 1
use_diffusion | integer | 1
use_time | integer | 0
multiplier | real | 1