Because the substrate was set as an anti-ferromagnetic (AFM) configuration, <br>the total spin magnetic moment should be zero. <br>Thanks.<br><br><br><div class="gmail_quote">On Tue, Jan 24, 2012 at 5:02 PM, Laurence Marks <span dir="ltr"><<a href="mailto:L-marks@northwestern.edu">L-marks@northwestern.edu</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Why should it be zero at a surface with chemisorption? Nothing I know<br>
of says that it has to be.<br>
<br>
2012/1/24 Jianguang Wang <<a href="mailto:jw33293@gmail.com">jw33293@gmail.com</a>>:<br>
<div><div class="h5">><br>
> Dear Wien users,<br>
><br>
> I am studying the chemisorption on an anti-ferromagnetic<br>
> surface (up-spin and down-spin ) using WIEN2K and a temperature<br>
> smearing . But the total magnetic moment is substantial (non-zero). Why is<br>
> that?<br>
> A perfect AFM material should give a zero total moment.<br>
><br>
><br>
> Thanks for the info!<br>
><br>
><br>
><br>
> WJG<br>
><br>
><br>
><br>
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<span class="HOEnZb"><font color="#888888"><br>
<br>
<br>
--<br>
Professor Laurence Marks<br>
Department of Materials Science and Engineering<br>
Northwestern University<br>
<a href="http://www.numis.northwestern.edu" target="_blank">www.numis.northwestern.edu</a> <a href="tel:1-847-491-3996" value="+18474913996">1-847-491-3996</a><br>
"Research is to see what everybody else has seen, and to think what<br>
nobody else has thought"<br>
Albert Szent-Gyorgi<br>
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