<div dir="ltr"><div><div><div><span style="font-size:11pt">Respected Dr. Ghosh<br><br></span></div><span style="font-size:11pt">In my structure file I gave following parameters:<br><br></span></div><span style="font-size:11pt">Title: TaN<br>
</span></div><span style="font-size:11pt">Space group: 189_ P-62m<br></span><div><div><div><span style="font-size:11pt">Lattice parameters: a=5.196, b=5.196, c=2.911<br></span></div><div><span style="font-size:11pt">Angles: 90,90,120<br>
</span></div><div><span style="font-size:11pt">Inequivalent Atoms:2<br><br></span></div><div><span style="font-size:11pt">Atom 1: Ta , Z=73, RMT=1.95<br></span></div><div><span style="font-size:11pt">Pos1: x= 0.0, y=0.0, z =0.0<br>
</span></div><div><span style="font-size:11pt">Pos2: x=.333333, y=.666667, z=0.5<br><br></span></div><div><span style="font-size:11pt">Atom 2: N, Z=7, RMT=1.73<br></span></div><div><span style="font-size:11pt">Pos1: x=.3982, y=0.0, z-0.0<br>
<br></span></div><div><span style="font-size:11pt">and save the structure.<br><br><br><br></span></div><div><span style="font-size:11pt">But after saving </span><span style="font-size:11pt"><span style="font-size:11pt">the </span>structure, the position of atoms changed to<br>
<br></span></div><div><span style="font-size:11pt">Atom 1: Ta<br><br></span></div><div><span style="font-size:11pt">Pos1: x=0.0, y=0.0, z=0.0<br><br></span></div><div><span style="font-size:11pt">Atom2: N<br><br></span></div>
<div><span style="font-size:11pt">Pos1: x=0.3982, y=0.0, z=0.0<br></span></div><div><span style="font-size:11pt">Pos2: x=0.6072, y=0.6092, z=0.0<br></span></div><div><span style="font-size:11pt">Pos3: x=0.0, y=0.3982, z=0.0<br>
<br><br><br></span></div><div><span style="font-size:11pt">Please suggest me what is wrong with my structure file. How many atoms should I take.<br><br></span></div><div><span style="font-size:11pt">With thanks and regards,<br>
</span></div><div><span style="font-size:11pt">mamta<br></span></div></div></div></div>