By magnetoelectric coupling, the application of an electric field or ferroelectric polarization can change one or more of the parameters governing the magnetic behavior of the system.

• 通过磁电耦合，铁电有序或外电场可导致自旋的再分布而改变系统的磁性性质，同样由于自旋有序的涨落通过磁致伸缩或可能的电-声子作用可导致铁电弛豫或介电异常。