Enhanced coercivity and remanence of PrCo5 nanoflakes prepared by surfactant-assisted ball milling with heat-treated starting powder*
Zuo Wen-Liang†, Zhao Xin, Xiong Jie-Fu, Shang Rong-Xiang, Zhang Ming, Hu Feng-Xia, Sun Ji-Rong, Shen Bao-Gen‡
       
(a) The XRD patterns of annealed and unannealed PrCo5 powder. (b) The demagnetization curves of annealed and unannealed PrCo5 nanoflakes (unaligned). (c) The XRD patterns of aligned annealed, aligned unannealed, unaligned annealed, and unaligned unannealed PrCo5 nanoflakes. (d) The SEM image of nanoflakes for the annealed sample, the inset is the enlarged image of the selected area.