Structural characterization and magnetic properties of undoped and copper-doped cobalt ferrite nanoparticles prepared by the octanoate coprecipitation route at very low dopant concentrations

采用辛酸酯共沉淀法在极低掺杂浓度下制备未掺杂和铜掺杂钴铁氧体纳米粒子的结构表征和磁性