[Pw_forum] Local magnetic moment

Duy Le ttduyle at gmail.com
Sun Aug 22 20:16:21 CEST 2010

If an electron has negative Sz, its magnetic moment would be negative. Sz of
majority spin electrons in your system is negative.
Just flip the molecule (system) 180o (change direction of z coordinate) you
will get positive magnetic moments (but you don't have to).
Duy Le
PhD Student
Department of Physics
University of Central Florida.

"Men don't need hand to do things"

On Sun, Aug 22, 2010 at 2:02 PM, Padmaja Patnaik <
padmaja_patnaik at yahoo.co.uk> wrote:

> Dear all
> I have a doubt in the value obtained for local magnetic moment of the
> atoms. The pdos.out file, towards its end shows the value of polarization on
> each atom of the sample which gives us the value of local magnetic moment of
> each atom. Many of these values are found to be negative in my calculations.
> What does it mean? How can a magnetic moment value be negative?
> Regards
> Padmaja Patnaik
> Research Scholar
> Dept of Physics
> IIT Bombay
> Mumbai, India
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