<div dir="ltr">I think I do not need Graphite at all. The formation energy of C5N should be simulated by the following equation:<br><div>C6 + (1/2) N2 = C5N1 + (1/6) C6 where C6 is graphene monolayer.</div><div>Please correct me if I am wrong.</div><div><br></div><div>with regards,</div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Wed, 7 Jun 2023 at 22:48, shamik chakrabarti <<a href="mailto:shamik15041981@gmail.com">shamik15041981@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"><div dir="ltr">Dear Wien2k users,<div><br></div><div> I have simulated Graphite using GGA & further adding HSE06 to it. With GGA we get 0 eV band gap while with HSE06 we are getting > 5 eV. Whether it is wrong or we should not use HSE06 at all?</div><div>We have simulated C5N1 with HSE06 for lithiation & it is giving reasonable value. Hence, for formation energy calculation we may need to use GGA while for lithiation voltage we should go for HSE06?</div><div><br></div><div>Any response is eagerly awaited.</div><div><br></div><div>with regards,</div><div><br></div><div>with regards,<br clear="all"><div><br></div><span class="gmail_signature_prefix">-- </span><br><div dir="ltr" class="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div style="font-size:small">Dr. Shamik Chakrabarti</div><div style="font-size:small">Research Fellow </div><div style="font-size:small">Department of Physics</div><div style="font-size:small">Indian Institute of Technology Patna</div><div style="font-size:small">Bihta-801103</div><div style="font-size:small">Patna</div><div style="font-size:small">Bihar, India</div></div></div></div></div></div></div></div></div></div>
</blockquote></div><br clear="all"><div><br></div><span class="gmail_signature_prefix">-- </span><br><div dir="ltr" class="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div style="font-size:small">Dr. Shamik Chakrabarti</div><div style="font-size:small">Research Fellow </div><div style="font-size:small">Department of Physics</div><div style="font-size:small">Indian Institute of Technology Patna</div><div style="font-size:small">Bihta-801103</div><div style="font-size:small">Patna</div><div style="font-size:small">Bihar, India</div></div></div></div></div></div></div></div>