 </span>  
<br><br>
<i>Optional</i><br>
Default: none<br><br>
Name of the Effective Core Potential. For instance, Gold using the cc-pVDZ-PP basis set should have ecp_type='PP', so that MOLGW looks for the file Au_PP in the basis_path folder.</li><br>
<hr>
<a name=eri3_genuine><li>                 <span style="display:inline-block;background:#EEEEEE;width:400px">               <b>eri3_genuine</b>  </span>  
<br><br>
<i>Optional</i><br>
Default: no<br><br>
If set to 'yes', the 2-center integrals will not be d