1. College of Physics and Optoelectronic Engineering, Harbin Engineering University, Harbin 150001, China
2. Advanced LED Technology and Utilization Institute, Lingnan Normal University, Zhanjiang 524048, China
3. Departament Quimica Fisica i Inorganica, Fisica i Cristal·lografia de Materials i Nanomaterials (FiCMA-FiCNA)-EMaS, Campus Sescelades, Universitat Rovira i Virgili, Tarragona E-43007, Spain