Using a modified pseudospin model of NH₃CH₂COOH·H₂PO₃ ferroelectric taking into account the piezoelectric coupling with strains εi , ε₄, ε₅ and ε₆ within Glauber method in two-particle claster approximation, we have ...

Using modified microscopic model of GPI by taking into account the piezoelectric coupling with strains εi in the frames of two-particle cluster approximation, the components of polarization vector and static dielectric ...

Within the framework of proton model with taking into account the piezoelectric interaction with the shear strain ε₆, a dynamic dielectric response of KD₂PO₄ type ferroelectrics is considered. Experimentally observed phenomena ...

We consider a proton-glass model with an arbitrary range of competing interactions within two-particle cluster approximation for the free energy and within symmetric replica approach. We show that for the thermodynamic ...

Modified four-sublattice model for Rochelle salt by taking into account piezoelectric interactions with shear strain ε₄, ε₅ and ε₆ is proposed. Components of polarization vector and static dielectric permittivity tensor for ...

Within the framework of the proposed uni ed proton ordering model for the ferroelectric compounds of the KH₂PO₄ family, in the four-particle cluster approximation for the short-range interactions and mean eld approximation for ...