fix_modify AtC atomic_charge command — LAMMPS documentation

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# fix_modify AtC atomic_charge command

## Syntax

    fix_modify <AtC fixID> <include|omit> atomic_charge

- AtC fixID = ID of fix atc instance

- include or omit = switch to activate/deactivate inclusion of intrinsic atomic charge in ATC

- atomic_charge = name of the AtC sub-command

## Examples

    fix_modify AtC include atomic_charge

## Description

Determines whether AtC tracks the total charge as a finite element field.

## Restrictions

Required for: electrostatics

## Related AtC commands

- fix_modify AtC command overview

## Default

If the atom charge is defined, default is on, otherwise default is off.