<table cellspacing="0" cellpadding="0" border="0" ><tr><td valign="top" style="font: inherit;"><DIV><BR>Dear Marks,</DIV>
<DIV> </DIV>
<DIV>thanks for immediate reply. i listed below the FGL001 in case.scf_mini and case.scf.</DIV>
<DIV>There is a jumb in FGL at last iteration in case.scf. That makes me doubt about my calculation. </DIV>
<DIV>FGL001 case.scf<BR>:FGL001: 1.ATOM -11.099558998 -22.199117923 0.000000000 partial forces<BR>:FGL001: 1.ATOM -11.162490178 -22.324980282 0.000000000 partial forces<BR>:FGL001: 1.ATOM -11.346664915 -22.693329755 0.000000000 partial forces<BR>:FGL001: 1.ATOM -12.054496349 -24.108992620 0.000000000 partial forces<BR>:FGL001: 1.ATOM
-13.053889672 -26.107779258 0.000000000 partial forces<BR>:FGL001: 1.ATOM -12.542934680 -25.085869279 0.000000000 partial forces<BR>:FGL001: 1.ATOM -11.962697656 -23.925395234 0.000000000 partial forces<BR>:FGL001: 1.ATOM -12.057383101 -24.114766123 0.000000000 partial forces<BR>:FGL001: 1.ATOM -0.110273902 -0.220547804 0..000000000 total forces<BR>FGL001
case.scf_mini<BR>:FGL001: 1.ATOM 2.994138516 5.988277012 0.000000000 t<BR>:FGL001: 1.ATOM -0.136254664 -0.272509328 0.000000000 t<BR>:FGL001: 1.ATOM -0.110273902 -0.220547804 0.000000000 t<BR><BR></DIV>
<DIV> </DIV>
<DIV> </DIV>
<DIV> </DIV>
<DIV>will you explain, "What converges faster, a heavily damped oscillator or a<BR>slightly underdamped one?" this!<BR></DIV>
<DIV> </DIV>
<DIV>Regards</DIV>
<DIV><FONT face="verdana, helvetica, sans-serif" size=2>Santhy Jaiker</FONT></DIV>
<DIV><FONT face=Verdana size=2></FONT> </DIV>
<DIV><FONT face="verdana, helvetica, sans-serif" size=2>Research Scholar </FONT></DIV>
<DIV><FONT face="verdana, helvetica, sans-serif" size=2>Materials Thermodynamics Lab</FONT></DIV>
<DIV><FONT face="verdana, helvetica, sans-serif" size=2>Department of Metallurgical and Materials Engineering</FONT></DIV>
<DIV><FONT face="verdana, helvetica, sans-serif" size=2>Indian Institute of Technology Madras</FONT></DIV>
<DIV><FONT face="verdana, helvetica, sans-serif" size=2>Chennai - 600 036</FONT></DIV>
<DIV><FONT face="verdana, helvetica, sans-serif" size=2>India</FONT></DIV>
<DIV><FONT face="verdana, helvetica, sans-serif"><FONT size=2>Tel: 91-044-22575763<BR style="COLOR: rgb(191,95,0)"></FONT><SPAN style="COLOR: rgb(185,185,185)">**********************************************</SPAN><BR style="COLOR: rgb(185,185,185)"></FONT><SPAN style="COLOR: rgb(185,185,185)">Whatever the mind can conceive and believe, the mind can achieve. </DIV>
<P class=auth>Dr. Napoleon Hill</DIV>
<P class=auth><SPAN style="COLOR: rgb(185,185,185)"><FONT face=Verdana>**********************************************</FONT></SPAN><BR style="COLOR: rgb(185,185,185)"></SPAN></DIV><BR><BR>--- On <B>Mon, 27/7/09, Laurence Marks <I><L-marks@northwestern.edu></I></B> wrote:<BR>
<BLOCKQUOTE style="PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: rgb(16,16,255) 2px solid"><BR>From: Laurence Marks <L-marks@northwestern.edu><BR>Subject: Re: [Wien] (no subject)<BR>To: "A Mailing list for WIEN2k users" <wien@zeus.theochem.tuwien.ac.at><BR>Date: Monday, 27 July, 2009, 8:55 AM<BR><BR>
<DIV class=plainMail>2009/7/26 Santhy Jaiker <<A href="http://in.mc76.mail.yahoo.com/mc/compose?to=k_santhy79@yahoo.co.in" ymailto="mailto:k_santhy79@yahoo.co.in">k_santhy79@yahoo.co.in</A>>:<BR>> Dear all,<BR>><BR>> i have some few doubts in running minimization.<BR>> 1. i have to come to conclusion about the force from FORxxx or FGLxxx?<BR>> 2. FORxxx or FGLxxx from case.scf_mini or case.scf?<BR><BR>FGL -- they are normally the same<BR><BR>> 3. I got the error "STOP in MINI, FORCES small". I think, it doesn't mean<BR>> error, it is converged. am i right?<BR><BR>Read the output file, case.outputM. If you have setup the problem<BR>badly it may not have converged.<BR><BR>> 4. In faq, mentioned that DELTA was too large (force changed sign !!!,), it<BR>> could even diverge. in my case, FOR001 changed from 5.186 to -0...236.<BR>> DELTA is small, but force<BR>> is changed in sign. how to
consider this?<BR><BR>The faq mentioned DELTA only for NEWT, it is ignored for PORT.<BR>There is nothing wrong with forces changing sign, it is to be<BR>expected. What converges faster, a heavily damped oscillator or a<BR>slightly underdamped one?<BR><BR>> 5. There are forces in atom 1 and 3. After minimization, the position<BR>> coordiante are changed.<BR>><BR>> atom 1: 0.1697 0.3394 0.25<BR>><BR>Of course!<BR>><BR>><BR>> I have to check FORxxx a FGLxxx from laves.scf_mini<BR>><BR>><BR>> After running minimization,<BR>> i have to check ENE, GRAD, MIN, WARN, DD from case.outputM and ENE, FORxxx<BR>> from<BR>> case.scf_mini.<BR>><BR>> In outputM file, ENE is decrease, GRAD is also decreasing and there is no<BR>> warning.<BR>><BR>> Energy in case.scf_mini<BR>> ENE : ********** TOTAL ENERGY IN Ry
= -27195.281278<BR>> :ENE : ********** TOTAL ENERGY IN Ry = -27195.281764<BR>> :ENE : ********** TOTAL ENERGY IN Ry = -27195.281794<BR>> Force in atom 1 obtained from case.scf_mini<BR>> :FOR001: 1.ATOM 5.186 0.000 0.000<BR>> 5.186 t<BR>> :FOR001: 1.ATOM 0.236 0.000 0.000<BR>> -0.236 t<BR>> :FOR001: 1.ATOM 0.191
0.000 0.000<BR>> -0.191 t<BR>> Force in atom 3 obatined from case.scf_mini<BR>> :FOR003: 3.ATOM 3.408 0.000 0.000<BR>> 3.408 t<BR>> :FOR003: 3.ATOM 2.296 0.000 0.000<BR>> 2.296 t<BR>> :FOR003: 3.ATOM 1.253 0.000 0.000<BR>> 1.253 t<BR>><BR>> FGL001 from case.scf_mini<BR>> :FGL001:
1.ATOM 2.994138516 5.988277012<BR>> 0.000000000 t<BR>> :FGL001: 1.ATOM -0.136254664 -0.272509328<BR>> 0.000000000 t<BR>> :FGL001: 1.ATOM -0.110273902 -0..220547804<BR>> 0.000000000 t<BR>><BR>> FGL003 from case.scf_mini<BR>> :FGL003: 3.ATOM 0.000000000 0.000000000<BR>> 3.408000000 t<BR>> :FGL003: 3.ATOM
0.000000000 0.000000000<BR>> 2.296000000 t<BR>> :FGL003: 3.ATOM 0.000000000 0.000000000<BR>> 1.253000000 t<BR>> Santhy Jaiker<BR>><BR><BR>The minimum energy position has no forces. Think about it.<BR><BR>> Research Scholar<BR>> Materials Thermodynamics Lab<BR>> Department of Metallurgical and Materials Engineering<BR>> Indian Institute of Technology Madras<BR>> Chennai - 600 036<BR>> India<BR>> Tel: 91-044-22575763<BR>> **********************************************<BR>> Whatever the mind can conceive and believe, the mind can achieve.<BR>><BR>> Dr. Napoleon Hill<BR>><BR>> **********************************************<BR>><BR>><BR>> --- On Mon, 27/7/09, Bahram Abedi <<A
href="http://in.mc76.mail.yahoo.com/mc/compose?to=abedi527@gmail.com" ymailto="mailto:abedi527@gmail.com">abedi527@gmail.com</A>> wrote:<BR>><BR>> From: Bahram Abedi <<A href="http://in.mc76.mail.yahoo.com/mc/compose?to=abedi527@gmail.com" ymailto="mailto:abedi527@gmail.com">abedi527@gmail.com</A>><BR>> Subject: [Wien] external magnetic field<BR>> To: <A href="http://in.mc76.mail.yahoo.com/mc/compose?to=wien@zeus.theochem.tuwien.ac..at" ymailto="mailto:wien@zeus.theochem.tuwien.ac...at">wien@zeus.theochem.tuwien.ac..at</A><BR>> Date: Monday, 27 July, 2009, 2:38 AM<BR>><BR>> Dear wien users,<BR>> I'm trying to check the effect of an externally applied magnetic field<BR>> on some simple metals (following the procedure given in section 7.2 of<BR>> the usergiude). The problem is that I don’t see any changes in the<BR>> calculated properties (dos, magnetic moment, etc.) under the field<BR>> application.<BR>>
Can you please tell me if this is okey? If not, what is wrong?<BR>><BR>> Regards,<BR>> Bahram Abedi.<BR>> _______________________________________________<BR>> Wien mailing list<BR>> <A href="http://in.mc76.mail.yahoo.com/mc/compose?to=Wien@zeus.theochem.tuwien.ac.at" ymailto="mailto:Wien@zeus.theochem.tuwien.ac.at">Wien@zeus.theochem.tuwien.ac.at</A><BR>> <A href="http://zeus.theochem.tuwien.ac.at/mailman/listinfo/wien" target=_blank>http://zeus.theochem.tuwien.ac.at/mailman/listinfo/wien</A><BR>><BR>> ________________________________<BR>> See the Web's breaking stories, chosen by people like you. Check out Yahoo!<BR>> Buzz.<BR>> _______________________________________________<BR>> Wien mailing list<BR>> <A href="http://in.mc76.mail.yahoo.com/mc/compose?to=Wien@zeus.theochem.tuwien.ac.at" ymailto="mailto:Wien@zeus.theochem.tuwien.ac.at">Wien@zeus.theochem.tuwien.ac.at</A><BR>> <A
href="http://zeus.theochem.tuwien.ac.at/mailman/listinfo/wien" target=_blank>http://zeus.theochem.tuwien.ac.at/mailman/listinfo/wien</A><BR>><BR>><BR><BR><BR><BR>-- <BR>Laurence Marks<BR>Department of Materials Science and Engineering<BR>MSE Rm 2036 Cook Hall<BR>2220 N Campus Drive<BR>Northwestern University<BR>Evanston, IL 60208, USA<BR>Tel: (847) 491-3996 Fax: (847) 491-7820<BR>email: L-marks at northwestern dot edu<BR>Web: www.numis..northwestern.edu<BR>Chair, Commission on Electron Crystallography of IUCR<BR>www.numis.northwestern.edu/<BR>Electron crystallography is the branch of science that uses electron<BR>scattering to study the structure of matter.<BR>_______________________________________________<BR>Wien mailing list<BR><A href="http://in.mc76.mail.yahoo.com/mc/compose?to=Wien@zeus.theochem.tuwien.ac.at" ymailto="mailto:Wien@zeus.theochem.tuwien.ac.at">Wien@zeus.theochem.tuwien.ac.at</A><BR><A
href="http://zeus.theochem.tuwien.ac.at/mailman/listinfo/wien" target=_blank>http://zeus.theochem.tuwien.ac.at/mailman/listinfo/wien</A><BR></DIV></BLOCKQUOTE></td></tr></table><br>
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