<div dir="ltr"><div class="gmail_quote"><div dir="ltr" class="gmail_attr"><span style="color:rgb(17,17,17);font-family:Roboto,Arial,sans-serif;font-size:14px"><br></span></div><div dir="ltr" class="gmail_attr"><span style="color:rgb(17,17,17);font-family:Roboto,Arial,sans-serif;font-size:14px">Dear Expert,</span><br></div><div dir="ltr"><br style="color:rgb(17,17,17);font-family:Roboto,Arial,sans-serif;font-size:14px"><span style="color:rgb(17,17,17);font-family:Roboto,Arial,sans-serif;font-size:14px">I want to perform a 'scf' calculation for a Quasi Random Structure (SQS). It is FCC. In the book chapter titled, "Applications of Special Quasi-random </span><span style="color:rgb(17,17,17);font-family:Roboto,Arial,sans-serif;font-size:14px">Structures to High-Entropy Alloys", by Michael C. Gao, Changning Niu, Chao Jiang, and Douglas L. Irving, the lattice vectors are given as</span><br style="color:rgb(17,17,17);font-family:Roboto,Arial,sans-serif;font-size:14px"><br style="color:rgb(17,17,17);font-family:Roboto,Arial,sans-serif;font-size:14px"><span style="color:rgb(17,17,17);font-family:Roboto,Arial,sans-serif;font-size:14px">0.5 - 0.5 -1</span><br style="color:rgb(17,17,17);font-family:Roboto,Arial,sans-serif;font-size:14px"><span style="color:rgb(17,17,17);font-family:Roboto,Arial,sans-serif;font-size:14px">-1.5 -1.5 0.0</span><br style="color:rgb(17,17,17);font-family:Roboto,Arial,sans-serif;font-size:14px"><span style="color:rgb(17,17,17);font-family:Roboto,Arial,sans-serif;font-size:14px">-1.5 1.5 -1.0</span><br style="color:rgb(17,17,17);font-family:Roboto,Arial,sans-serif;font-size:14px"><br style="color:rgb(17,17,17);font-family:Roboto,Arial,sans-serif;font-size:14px"><span style="color:rgb(17,17,17);font-family:Roboto,Arial,sans-serif;font-size:14px">The atomic positions for the 24 atoms are given in fractional co-ordinates for the unrelaxed lattice.</span><div>[Reference:
<span style="color:rgb(0,0,0);font-family:"Segoe UI","Lucida Sans",sans-serif;font-size:14.16px">Gao M.C., Niu C., Jiang C., Irving D.L. (2016) Applications of Special Quasi-random Structures to High-Entropy Alloys. In: Gao M., Yeh JW., Liaw P., Zhang Y. (eds) High-Entropy Alloys. Springer, Cham. </span><span id="m_2183614038204741145gmail-OBJ_PREFIX_DWT116_com_zimbra_blockhyperlink" style="color:rgb(0,90,149);font-family:"Segoe UI","Lucida Sans",sans-serif;font-size:14.16px"><a href="https://doi.org/10.1007/978-3-319-27013-5_10" style="color:rgb(0,90,149);text-decoration-line:none" target="_blank">https://doi.org/10.1007/978-3-319-27013-5_10</a></span> ]<br></div><div><br style="color:rgb(17,17,17);font-family:Roboto,Arial,sans-serif;font-size:14px"><span style="color:rgb(17,17,17);font-family:Roboto,Arial,sans-serif;font-size:14px">Can you kindly guide me how to input this structure into Quantum Espresso for 'scf' calculation?</span><br style="color:rgb(17,17,17);font-family:Roboto,Arial,sans-serif;font-size:14px"><br style="color:rgb(17,17,17);font-family:Roboto,Arial,sans-serif;font-size:14px"><span style="color:rgb(17,17,17);font-family:Roboto,Arial,sans-serif;font-size:14px">Thanking you,</span><br style="color:rgb(17,17,17);font-family:Roboto,Arial,sans-serif;font-size:14px"><span style="color:rgb(17,17,17);font-family:Roboto,Arial,sans-serif;font-size:14px">Best regards,</span><br style="color:rgb(17,17,17);font-family:Roboto,Arial,sans-serif;font-size:14px"><span style="color:rgb(17,17,17);font-family:Roboto,Arial,sans-serif;font-size:14px">Krishnendu</span> <br clear="all"><div><br></div>-- <br><div dir="ltr" data-smartmail="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div><div>Dr. Krishnendu Mukherjee,</div></div><div><br></div><div>Principal Scientist,</div><div>CSIR-NML,</div><div>Jamshedpur.</div></div></div></div></div></div></div></div></div></div></div></div></div>