<SPAN style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'; mso-fareast-font-family: 'Times New Roman'; mso-ansi-language: EN-US; mso-fareast-language: EN-US; mso-bidi-language: AR-SA"> <div class=MsoNormal style="MARGIN: 0in 0in 0pt; TEXT-ALIGN: justify">Dear Wien2k users,</div><PRE style="TEXT-ALIGN: justify"><SPAN style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'">Thank you very much for your attentions and appreciate. I have constructed </SPAN></PRE><PRE style="TEXT-ALIGN: justify"><SPAN style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'">a supercell (2D_slab, 7 layer) for In2O3 in (001) direction by <STRONG>x supercell </STRONG>command </SPAN></PRE><PRE style="TEXT-ALIGN: justify"><SPAN style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'">in wien2k program. In2O3 have a bcc structure and 80 atoms in unit cell,</SPAN></PRE><PRE style="TEXT-ALIGN: justify"><SPAN style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> therefore contracted supercell have
560 atoms and number of atoms is very large</SPAN></PRE><PRE style="TEXT-ALIGN: justify"><SPAN style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> and my computer can not able to calculate.<I> </I>Could anyone tell me how to construct </SPAN></PRE><PRE style="TEXT-ALIGN: justify"><SPAN style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'">a simple supercell (low number of atoms) for In2O3(001) </SPAN></PRE><PRE style="TEXT-ALIGN: justify"><SPAN style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'"> using wien2k ? and how much vacuum is <SPAN style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'; mso-fareast-font-family: 'Times New Roman'; mso-ansi-language: EN-US; mso-fareast-language: EN-US; mso-bidi-language: AR-SA">required</SPAN>? <?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /><o:p></o:p></SPAN></PRE><PRE style="TEXT-ALIGN: justify"><SPAN style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'">Best
wishes,<o:p></o:p></SPAN></PRE><PRE style="TEXT-ALIGN: justify"><SPAN style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'">H.A.Rahnama</SPAN><FONT size=2> </FONT></PRE></SPAN><p> 
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