Room-temperature ferromagnetism with high magnetic moment in Cu-doped AlN single crystal whiskers*
Jiang Liang-Bao, Liu Yu, Zuo Si-Bin, Wang Wen-Jun†
       
(a) PXRD patterns of S1, S2, and undoped AlN whiskers. (b) The evolutions of cell parameters a and c of Cu-doped AlN whiskers with Cu concentration.