Key Laboratory of Anisotropy and Texture of Materials(Ministry of Education);
Northeastern University;
Shenyang;
110819;
China;
Key Laboratory of Electromagnetic Processing of Materials(Ministry of Education);
Northeastern University;
Shenyang;
110819;
China;
School of Materials Science and Engineering;
Liaoning Technical University;
Fuxin;
123000;
China;
College of Mechanical Engineering;
Shenyang University;
Shenyang;
110044;
China;
School of Materials Science and Engineering;
Yunnan University;
Kunming;
650091;
China;
L1_(0)-FePt nanoparticles; Super-fine size; Disorder-order transition; High magnetic field; Zeeman energy;