<div dir="auto">Can someone please take a look at this?<div dir="auto"><br></div><div dir="auto">I'll be highly glad.</div><div dir="auto"><br></div><div dir="auto">Regards</div><div dir="auto">Yuvam Bhateja</div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">---------- Forwarded message ---------<br>From: <strong class="gmail_sendername" dir="auto">Yuvam Bhateja</strong> <span dir="auto"><<a href="mailto:yuvamb16@gmail.com">yuvamb16@gmail.com</a>></span><br>Date: Fri, 28 Aug 2020, 1:04 pm<br>Subject: [QE-user] Need of a dipole correction for a surface calculation<br>To: Quantum ESPRESSO users Forum <<a href="mailto:users@lists.quantum-espresso.org">users@lists.quantum-espresso.org</a>><br></div><br><br><div dir="ltr"><div>Hello everyone,</div><div><br></div><div>I am new in the DFT and QE community and still learning.<br></div><div>I want to know if I need a dipole correction for my heterostructure.</div><div><br></div><div>I have a graphene sheet layered over my Cr2O3 unit cell with 10A of vacuum on top.</div><div>I am aware that usually dipole correction is needed for slab calculation where there should be vacuum on both sides of the slab and if the potential isn't flat.</div><div><br></div><div>But my system has vacuum only on one side and the bottom layer is fixed to replicate bulk structure. <br></div><div>Can I use dipole correction in my system? and what should be the value for parameters like emaxpos, edir and eopreg?</div><div><br></div><div>I am attaching my input file.</div><div><br></div><div>Please can someone help me over this?</div><div><br></div><div>Regards</div><div>Yuvam Bhateja</div><div>Bachelor of Technology</div><div>E&Tc</div><div>IIEST Shibpur</div><div>India<br></div><div><br></div></div>
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