fix_modify AtC unfix command — LAMMPS documentation

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# fix_modify AtC unfix command

## Syntax

    fix_modify <AtC fixID> unfix <field> <nodeset>

- AtC fixID = ID of fix atc instance

- unfix = name of the AtC sub-command

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

- nodeset = name of set of nodes to apply boundary condition

## Examples

    fix_modify AtC unfix temperature groupNAME

## Description

Removes constraint on field values for specified nodes.

## Restrictions

The keyword all is reserved and thus not available as nodeset name.

## Related AtC commands

- fix_modify AtC command overview

- fix_modify AtC fix

## Default

None.