<div dir="ltr"><div>This is quite surprising: there has been much more development work on hybrid functionals with NC PP than with PAW. If you have simple cases of NC PP calculatons failing for no apparent good reason, please report them (preferrably on <a href="http://gitlab.com">gitlab.com</a>)<br></div><div><br></div><div>Paolo<br></div></div><div class="gmail_extra"><br><div class="gmail_quote">On Mon, Sep 17, 2018 at 12:03 AM, Christoph Wolf <span dir="ltr"><<a href="mailto:wolf.christoph@qns.science" target="_blank">wolf.christoph@qns.science</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div dir="ltr">Dear all,<div><br></div><div>I found something rather curious and I was wondering if this is systematic or a glitch. When working with hybrids (HSE06) PAW pseudos work much better than NC despite everything else (equilibrium structure, bands, phonons) being virtually identical. Is there a reason for PAW showing much more stable behavior? In particular with NC pseudos I frequently encounter</div><div><br></div><div>dexx is negative! Check that exxdiv_treatment is appropriate for the system, or ecutfock may be too low<br clear="all"><div><br></div><div>which rarely happens with the PAW.</div><div><br></div><div>Any comment is much appreciated!</div><div><br></div><div>Best,</div><div>Chris </div><span class="HOEnZb"><font color="#888888"><div><br></div>-- <br><div class="m_3778222469177073917gmail_signature"><div dir="ltr">Postdoctoral Researcher<br>Center for Quantum Nanoscience, Institute for Basic Science<br>Ewha Womans University, Seoul, South Korea<blockquote type="cite" style="font-size:12.8px"><div dir="ltr"><div><div dir="ltr"></div></div></div></blockquote></div></div>
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