According to the change of symmetry,it is suitable to choose axial vector as the order parameter of Kittel antiferoelectric phase transition.
According to the change of symmetry,it is suitable to choose axial vector as the order parameter of Kittel antiferoelectric phase transition.
根据kittel型反铁电相变对称性的变化 ,选择轴矢量 R作为序参量是合适的。