Faculty of Materials Science and Engineering;
Kunming University of Science and Technology;
Kunming 650093;
China;
School of Materials and Chemical Engineering;
Ningbo University of Technology;
Ningbo;
315211;
China;
Key Laboratory of Magnetic Materials and Devices;
Ningbo Institute of Material Technology and Engineering;
Chinese Academy of Sciences;
1219 Zhongguan West Road;
Ningbo 315201;
China;
Sm-Co; Nanoparticles; High-energy; ball; milling; Post-annealing; Coercivity;