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<DIV><FONT face="B Lotus" size=4>Dear Gabriele,</FONT></DIV>
<DIV><FONT face="B Lotus" size=4>Thank you for your reply. 
"vc-relax"+"cell_dofree="z"" work fine. I have to examine a little bit more to 
explore more details.</FONT></DIV>
<DIV><FONT face="B Lotus" size=4>Cheers,</FONT></DIV>
<DIV><FONT face="B Lotus" size=4>mahmoud</FONT></DIV>
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  <DIV><FONT face="B Lotus" size=4></FONT><BR></DIV>
  <DIV><BR></DIV>I don't see any point in doing a vc-relax with cell_dofree="z" 
  for a slab with the surface plane perpendicular to the z axis (as it was in 
  your first output file, if I understood correctly)... What's your real aim?
  <DIV><BR></DIV>
  <DIV><BR></DIV>
  <DIV>GS<BR>
  <DIV><BR></DIV>
  <DIV><BR>
  <DIV>
  <DIV>Il giorno 25/nov/2010, alle ore 08.43, Mahmoud Payami ha 
  scritto:</DIV><BR class=Apple-interchange-newline>
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    <DIV>Dear Stefano,<BR>Thank you. I followed your suggestion and it worked 
    perfect.<BR>Cheers,<BR>mahmoud<BR><BR><BR>
    <BLOCKQUOTE type="cite">Dear Mahmoud Payami,<BR></BLOCKQUOTE>
    <BLOCKQUOTE type="cite"> are you specifing calc='vc-relax' in the 
      &control namelist ?<BR></BLOCKQUOTE>
    <BLOCKQUOTE type="cite"> otherwise the code will skip the CELL 
      part.<BR></BLOCKQUOTE>
    <BLOCKQUOTE type="cite"> I thnk that one should specify 
      cell_dofree="z" (with z into quotation <BR></BLOCKQUOTE>
    <BLOCKQUOTE type="cite">marks)<BR></BLOCKQUOTE>
    <BLOCKQUOTE type="cite"><BR></BLOCKQUOTE>
    <BLOCKQUOTE type="cite">stefano<BR></BLOCKQUOTE>
    <BLOCKQUOTE type="cite"><BR></BLOCKQUOTE>
    <BLOCKQUOTE type="cite">Quoting Mahmoud Payami <<A 
      href="mailto:mpayami@aeoi.org.ir">mpayami@aeoi.org.ir</A>>:<BR></BLOCKQUOTE>
    <BLOCKQUOTE type="cite"><BR></BLOCKQUOTE>
    <BLOCKQUOTE type="cite">
      <BLOCKQUOTE type="cite">Dear Eyvaz,<BR></BLOCKQUOTE></BLOCKQUOTE>
    <BLOCKQUOTE type="cite">
      <BLOCKQUOTE type="cite">Thank you very much for "cell_dofree" switch. I 
        looked at INPUT_PW<BR></BLOCKQUOTE></BLOCKQUOTE>
    <BLOCKQUOTE type="cite">
      <BLOCKQUOTE type="cite">and added "cell_dofree=z" in the &CELL 
        namelist but in the output<BR></BLOCKQUOTE></BLOCKQUOTE>
    <BLOCKQUOTE type="cite">
      <BLOCKQUOTE type="cite">file I noticed that it is ignored with the 
        message:<BR></BLOCKQUOTE></BLOCKQUOTE>
    <BLOCKQUOTE type="cite">
      <BLOCKQUOTE type="cite">Warning: card &CELL 
    ignored<BR></BLOCKQUOTE></BLOCKQUOTE>
    <BLOCKQUOTE type="cite">
      <BLOCKQUOTE type="cite">Warning: card    CELL_DOFREE=z 
        ignored<BR></BLOCKQUOTE></BLOCKQUOTE>
    <BLOCKQUOTE type="cite">
      <BLOCKQUOTE type="cite"><BR></BLOCKQUOTE></BLOCKQUOTE>
    <BLOCKQUOTE type="cite">
      <BLOCKQUOTE type="cite">Am I committing a mistake in using 
      that?<BR></BLOCKQUOTE></BLOCKQUOTE>
    <BLOCKQUOTE type="cite">
      <BLOCKQUOTE type="cite">Bests,<BR></BLOCKQUOTE></BLOCKQUOTE>
    <BLOCKQUOTE type="cite">
      <BLOCKQUOTE type="cite">mahmoud<BR></BLOCKQUOTE></BLOCKQUOTE>
    <BLOCKQUOTE type="cite">
      <BLOCKQUOTE type="cite"><BR></BLOCKQUOTE></BLOCKQUOTE>
    <BLOCKQUOTE type="cite">
      <BLOCKQUOTE type="cite"> If you mean changes only along Z-direction 
        add cell_dofree=z. For<BR></BLOCKQUOTE></BLOCKQUOTE>
    <BLOCKQUOTE type="cite">
      <BLOCKQUOTE type="cite">ore info please  have a look at 
        INPUT_PW,txt in /Doc.<BR></BLOCKQUOTE></BLOCKQUOTE>
    <BLOCKQUOTE type="cite">
      <BLOCKQUOTE type="cite"><BR></BLOCKQUOTE></BLOCKQUOTE>
    <BLOCKQUOTE type="cite">
      <BLOCKQUOTE type="cite"> Bests,<BR></BLOCKQUOTE></BLOCKQUOTE>
    <BLOCKQUOTE type="cite">
      <BLOCKQUOTE type="cite"> Eyvaz.<BR></BLOCKQUOTE></BLOCKQUOTE>
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  <DIV><SPAN class=Apple-style-span 
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  style="FONT-SIZE: 16px; COLOR: rgb(126,126,126); FONT-STYLE: italic"><BR 
  class=Apple-interchange-newline>§ Gabriele Sclauzero, EPFL SB ITP 
  CSEA</SPAN></DIV>
  <DIV><FONT class=Apple-style-span color=#7e7e7e><I>   PH H2 462, 
  Station 3, CH-1015 Lausanne</I></FONT></DIV></SPAN></DIV><BR></DIV></DIV>
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