>Optional</i><br>
Default: no<br><br>
Triggers the calculation of the stopping power within linear-response theory. Only effective when postscf=''td'' or ''bse''. Available values are ''no'', ''spherical'', ''3d''.</li><br>
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<a name=stopping_nq><li>                 <span style="display:inline-block;background:#EEEEEE;width:400px">               <b>stopping_nq</b>  </span>  
<br><br>
<i>Optional</i><br>
Default: 500<br><br>
Number of q-vectors in the reciprocal space summation for stopping power calculat