In this presentation we shall focus on the advantages and disadvantages of rare earth doped upconversion nanomaterials i......

采用高温固相法制备了Na8.33La1.67(SiO4)6O2∶Eu3 红色发光材料, 利用X射线衍射仪测定其晶体结构, 利用Hitachi F4600表征其发光......