Role of vacancy-type defects in magnetism of GaMnN
Xing Hai-Ying1, 2, Chen Yu2, Ji Chen3, Jiang Sheng-Xiang3, Yuan Meng-Yao2, Guo Zhi-Ying2, †, , Li Kun2, Cui Ming-Qi2, ‡, , Zhang Guo-Yi3, §,
       

Temperature dependences of the difference between FC and ZFC in magnetization for samples A, B, and C. The inset of each panel shows ZFC–FC curves.