<div dir="ltr"><div dir="ltr"><div class="gmail_default" style="font-family:verdana,sans-serif;font-size:small">Dear all,</div><div class="gmail_default" style="font-family:verdana,sans-serif;font-size:small"><br></div><div class="gmail_default" style="font-family:verdana,sans-serif;font-size:small">I'm trying to perform a LDA+U with Core Hole calculation of rombohedral LuFe2O4 using WIEN2k_13.1. </div><div class="gmail_default" style="font-family:verdana,sans-serif;font-size:small"><br></div><div class="gmail_default" style="font-family:verdana,sans-serif;font-size:small">First, I did the LDA+U calculation without core hole and it converged. </div><div class="gmail_default" style="font-family:verdana,sans-serif;font-size:small"><br></div><div class="gmail_default" style="font-family:verdana,sans-serif;font-size:small">Then, I wanted to improve the results for the ELNES with core hole and I've followed the steps of the UG, but the simulations stops because of the presence of ghost bands.</div><div class="gmail_default" style="font-family:verdana,sans-serif;font-size:small"><br></div><div class="gmail_default" style="font-family:verdana,sans-serif;font-size:small">Basically, I followed this steps:</div><div class="gmail_default" style="font-family:verdana,sans-serif;font-size:small">1. make a supercell and remove symmetry by the change of the name of one atom.</div><div class="gmail_default" style="font-family:verdana,sans-serif;font-size:small">2. init_lapw</div><div class="gmail_default" style="font-family:verdana,sans-serif;font-size:small">3. add an electron on .in2c (or in .inm) and remove one on .inc</div><div class="gmail_default" style="font-family:verdana,sans-serif;font-size:small">4. runsp_c_lapw -orb -p...</div><div class="gmail_default" style="font-family:verdana,sans-serif;font-size:small"><br></div><div class="gmail_default" style="font-family:verdana,sans-serif;font-size:small">In order to solve the problem I have been trying to modifying the .in1c like is said on the FAQ and also I have tried changing the size of my supercell (for a smaller supercell the ghost band appear later).</div><div class="gmail_default" style="font-family:verdana,sans-serif;font-size:small"><br></div><div class="gmail_default" style="font-family:verdana,sans-serif;font-size:small">Do you have any suggestions for me? </div><div class="gmail_default" style="font-family:verdana,sans-serif;font-size:small"><br></div><div class="gmail_default" style="font-family:verdana,sans-serif;font-size:small">Thanks a lot,</div><div class="gmail_default" style="font-family:verdana,sans-serif;font-size:small"><br></div><div class="gmail_default" style="font-family:verdana,sans-serif;font-size:small"><span style="font-family:Arial,Helvetica,sans-serif">-- </span></div><div dir="ltr" class="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><pre style="white-space:pre-wrap"><font face="monospace, monospace"><br></font></pre><pre style="white-space:pre-wrap"><font size="2" face="monospace, monospace">Catalina Coll </font></pre><pre style="white-space:pre-wrap"><font size="2" face="monospace, monospace">PhD Candidate</font></pre><pre style="white-space:pre-wrap"><font size="2" face="monospace, monospace">LENS - Laboratory of Electron Nanoscopy
MIND - Micro-Nanotechnology and Nanoscopies for electrophotonic Devices
IN2UB - Institute of Nanoscience and Nanotechnology</font></pre><pre style="white-space:pre-wrap"><font size="2" face="monospace, monospace">
Departament d'Enginyeria Electrònica i Biomèdica - Universitat de Barcelona
c/ Martí i Franquès 1
08028 Barcelona
Tel: <a value="+34934039175" style="color:rgb(17,85,204)">(+34) 93 403 91 75</a></font></pre></div></div></div></div></div></div></div></div></div></div></div></div>