fix_modify AtC unfix_flux command — LAMMPS documentation

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# fix_modify AtC unfix_flux command

## Syntax

    fix_modify <AtC fixID> unfix_flux <field> <face_set> <value|function>

- AtC fixID = ID of fix atc instance

- unfix_flux = name of the AtC sub-command

- field = field kind name valid for type of physics: temperature or electron_temperature

- face_set = name of set of element faces

## Examples

    fix_modify AtC unfix_flux temperature faceSet

## Description

Command for removing prescribed normal fluxes e.g. heat_flux, stress.

## Restrictions

None.

## Related AtC commands

- fix_modify AtC command overview

- fix_modify AtC fix_flux

## Default

None.