Novel weak-ferromagnetic metallic state in heavily doped Ba${}_{1-x}$K${}_x$Mn${}_2$As${}_2$

Jin-Ke Bao, Hao Jiang, Yun-Lei Sun +8

Heavily doped Ba${}_{1-x}$K${}_x$Mn${}_2$As${}_2$ ($x$=0.19 and 0.26) single crystals were successfully grown, and investigated by the measurements of resistivity and anisotropic mag…