Physics Department;
Cangzhou Normal College;
Cangzhou 061001;
China Physics Department;
Cangzhou Normal College;
Cangzhou 061001;
China Institute of Mechanics;
Chinese Academy of Sciences;
Beijing 100080;
China Physics Department;
Cangzhou Normal College;
Cangzhou 061001;
China;
single; ion; model; magnetic; exchange; interaction; crystal; field; coefficient; stabilization; energy;