<div dir="ltr">Spherical harmonics, or more exactly: real combinations of spherical harmonics - PG<br></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Thu, Sep 12, 2019 at 11:56 AM Tommi Höynälänmaa <<a href="mailto:tommi.hoynalanmaa@gmail.com">tommi.hoynalanmaa@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><br>
What are the angular parts of the beta projectors in QE? Are they <br>
spherical harmonics? When the pseudopotential is in the <br>
Kleinman-Bylander form should the projectors be products of the nonlocal <br>
part of the semilocal potential with the pseudowavefunctions?<br>
<br>
Tommi Höynälänmaa<br>
<br>
M.Sc., Tampere University<br>
<br>
<br>
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