<table cellspacing="0" cellpadding="0" border="0" ><tr><td valign="top" style="font: inherit;">Hi All,<br>I was calculating the optical properties and during epsilon calculation, I got<br><br><br>Performing eps calculation...<br><br>%%%%%%<br> from grid_build : error # 1<br> USPP are not implemented<br> %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%<br><br> stopping ...<br><br>=====================================<br>Then, I searched the Pwscf Forum and found that epsilon.x does not work with Ultra-soft pseudo potentials. But for my system ,i have not found norm conserving PP or any other. I also tried with ABINIT pseudo PP's but getting error. Please advise. From where i can get the PPs or one has to genrate using the genration package given at http://www.pwscf.org/pseudo.htm or what is the alternate option??<br><br>Thanks<br><br>Neel
singh,<br>University of Delhi,<br>INDIA<br></td></tr></table><br>
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