>number of components in this Field object (not the spatial domain of its accompanying particle set) </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">nMax</td><td>max number of particles that can be associated with this field </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">name</td><td>e.g., vorticity or potential </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">units</td><td>physical units, if applicable </td></tr>
  </table>
  </dd>
</dl>
