Eigenvectors are defined up to a phase factor which is picked somehow randomly by the diagonalization routine. nothing special in an immaginary eigenvector.
stefano On Fri, 26 May 2006, Eric Abel wrote: > Hello, > > I had a quick phonon question...is there a physical interpretation to a mode > which is imaginary with a positive frequency? > > Eric > > > _______________________________________________ > Pw_forum mailing list > Pw_forum at pwscf.org > http://www.democritos.it/mailman/listinfo/pw_forum >
