Affiliation: | [1]SchoolofPhysics,ShandongUniversity,Jinan25010; [2]SchoolofScience,QiluUniversityofTechnology,Jinan250353; [3]StateKeyLaboratoryofCrystalMaterials,ShandongUniversity,Jinan250100; [4]ScienceandTechnologyonApplicationSpecificIntegratedCircuitLaboratory,wTHebeiSemiconductorResearchInstitute,Shijiazhuang050051 |