[Pw_forum] Negative Polarization !!!

Mojtaba Mirseraji quantum.pwscf at gmail.com
Mon May 11 19:01:06 CEST 2015

Dear All

If we have a negative total polarization (by nscf+lberry),has it meaning?
This happens, for example, in strain study of tetragonal perovskites.
if it has meaning, what does it mean, physically?
I have some problem with negative polarization !!!!


Mojtaba Mirseraji
Ph.D. Candidate
Theoretical Condensed Matter Physics
Arak University

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