Affiliation: | 1.College of Physical Science and Technology, Hebei University, Baoding 071002, China;2.Hebei Key Lab of Optic-Electronic Information and Materials, Hebei University, Baoding 071002, China;3.Key Laboratory of High-pricision Computation and Application of Quantum Field Theory of Hebei Province, Hebei University, Baoding 071002, China |