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<p class=MsoNormal><font size=2 color=black face="Times New Roman"><span
style='font-size:11.0pt;color:windowtext'>Hi <st1:GivenName w:st="on">Xavier</st1:GivenName>,
<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=black face="Times New Roman"><span
style='font-size:11.0pt;color:windowtext'>The <st1:Sn w:st="on">Pearson</st1:Sn>
symbol is hP3 and the space grup is P6/mmm, No. 191<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=black face="Times New Roman"><span
style='font-size:11.0pt;color:windowtext'><o:p> </o:p></span></font></p>
<p class=MsoNormal><st1:GivenName w:st="on"><font size=2 color=black
face="Times New Roman"><span style='font-size:11.0pt;color:windowtext'>Suddhasattwa</span></font></st1:GivenName><font
size=2 color=black><span style='font-size:11.0pt;color:windowtext'> <st1:Sn
w:st="on">Ghosh</st1:Sn> <o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=black face="Times New Roman"><span
style='font-size:11.0pt;color:windowtext'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=black face="Times New Roman"><span
style='font-size:11.0pt;color:windowtext'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=black face="Times New Roman"><span
style='font-size:11.0pt;color:windowtext'><o:p> </o:p></span></font></p>
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<p class=MsoNormal><b><font size=2 color=black face=Tahoma><span
style='font-size:10.0pt;font-family:Tahoma;color:windowtext;font-weight:bold'>From:</span></font></b><font
size=2 color=black face=Tahoma><span style='font-size:10.0pt;font-family:Tahoma;
color:windowtext'> wien-bounces@zeus.theochem.tuwien.ac.at
[mailto:wien-bounces@zeus.theochem.tuwien.ac.at] <b><span style='font-weight:
bold'>On Behalf Of </span></b>Rocquefelte<br>
<b><span style='font-weight:bold'>Sent:</span></b> Wednesday, January 13, 2010
11:38 AM<br>
<b><span style='font-weight:bold'>To:</span></b> <st2:PersonName w:st="on"><st1:GivenName
w:st="on">A</st1:GivenName> <st1:middlename w:st="on">Mailing list</st1:middlename>
<st1:middlename w:st="on">for</st1:middlename> <st1:middlename w:st="on">WIEN2k</st1:middlename>
<st1:Sn w:st="on">users</st1:Sn></st2:PersonName><br>
<b><span style='font-weight:bold'>Subject:</span></b> Re: [<st1:Sn w:st="on">Wien</st1:Sn>]
Force Convergence criterion during SCF</span></font><font color=black><span
style='color:windowtext'><o:p></o:p></span></font></p>
</div>
<p class=MsoNormal><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt'>Dear <st1:GivenName w:st="on">Suddhasattwa</st1:GivenName>,<br>
<br>
It seems (but again we have very few information in your email) that you only
have special positions, for which all the coordinates are constrained (not
allowed to change). <br>
In such situation there are, of course, no forces to calculate because of
symetry reasons. <br>
<br>
Regards<br>
<br>
<st1:GivenName w:st="on">Xavier</st1:GivenName><br>
<br>
<br>
<st2:PersonName w:st="on"><st1:GivenName w:st="on">Ghosh</st1:GivenName> <st1:Sn
w:st="on">SUDDHASATTWA</st1:Sn></st2:PersonName> a écrit : <o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=black face="Times New Roman"><span
style='font-size:11.0pt'>Dear Wien2k users, <u1:p></u1:p></span></font><o:p></o:p></p>
<p class=MsoNormal><font size=2 color=black face="Times New Roman"><span
style='font-size:11.0pt'>I did SCF using both charge and energy convergence
criterion and SCF converged successfully. <u1:p></u1:p></span></font><o:p></o:p></p>
<p class=MsoNormal><font size=2 color=black face="Times New Roman"><span
style='font-size:11.0pt'>I again applied force convergence criterion of
1mRy/atom and it still converged but with a comment in the beginning <u1:p></u1:p></span></font><o:p></o:p></p>
<p class=MsoNormal><font size=2 color=black face="Times New Roman"><span
style='font-size:11.0pt'>“Force convergence not possible, Forces not
present. <u1:p></u1:p></span></font><o:p></o:p></p>
<p class=MsoNormal><font size=2 color=black face="Times New Roman"><span
style='font-size:11.0pt'>When I tried to analyse the SCF file, it did not give
any value of FOR <u1:p></u1:p></span></font><o:p></o:p></p>
<p class=MsoNormal><font size=2 color=black face="Times New Roman"><span
style='font-size:11.0pt'><u1:p> </u1:p></span></font><o:p></o:p></p>
<p class=MsoNormal><font size=2 color=black face="Times New Roman"><span
style='font-size:11.0pt'>Suddhasattwa <u1:p></u1:p></span></font><o:p></o:p></p>
<p class=MsoNormal><font size=2 color=black face="Times New Roman"><span
style='font-size:11.0pt'><u1:p> </u1:p></span></font><o:p></o:p></p>
<pre wrap=""><font size=2 color=black face="Courier New"><span
style='font-size:10.0pt'><o:p> </o:p></span></font></pre><pre
style='text-align:center'><font size=2 color=black face="Courier New"><span
style='font-size:10.0pt'>
<hr size=4 width="90%" align=center>
</span></font></pre><pre><font size=2 color=black face="Courier New"><span
style='font-size:10.0pt'><o:p> </o:p></span></font></pre><pre><font
size=2 color=black face="Courier New"><span style='font-size:10.0pt'>_______________________________________________<o:p></o:p></span></font></pre><pre><st1:Sn
w:st="on"><font size=2 color=black face="Courier New"><span style='font-size:
10.0pt'>Wien</span></font></st1:Sn> mailing list<o:p></o:p></pre><pre><font
size=2 color=black face="Courier New"><span style='font-size:10.0pt'><a
href="mailto:Wien@zeus.theochem.tuwien.ac.at">Wien@zeus.theochem.tuwien.ac.at</a><o:p></o:p></span></font></pre><pre><font
size=2 color=black face="Courier New"><span style='font-size:10.0pt'><a
href="http://zeus.theochem.tuwien.ac.at/mailman/listinfo/wien">http://zeus.theochem.tuwien.ac.at/mailman/listinfo/wien</a><o:p></o:p></span></font></pre><pre><font
size=2 color=black face="Courier New"><span style='font-size:10.0pt'> <o:p></o:p></span></font></pre>
<p class=MsoNormal><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt'><o:p> </o:p></span></font></p>
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