fix_modify AtC initial command — LAMMPS documentation

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# fix_modify AtC initial command

## Syntax

    fix_modify <AtC fixID> initial <field> <nodeset> <constant|function>

- AtC fixID = ID of fix atc instance

- initial = 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 initial condition

- constant or function = value or name of function followed by its parameters

## Examples

    fix_modify AtC initial temperature groupNAME 10.

## Description

Sets the initial values for the specified field at the specified nodes.

## Restrictions

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

## Related AtC commands

- fix_modify AtC command overview

## Default

None.