Bercha, D.M.; Glukhov, K.E.; Kharkhalis, L.Yu.
(Condensed Matter Physics, 2003)
The electron behavior in incommensurate phase in Sn₂P₂Se₆ has been
considered as the motion in the Mathieu potential. A simple model of effective
potential change under a transition incommensurate – domain-like
structure ...