Figure 1

The structure characterizations. (a) Powder XRD patterns of Li_1.1(Cd_1−xMn_x)P with various Mn, inset: crystal structures of cubic LiCdP. (b) Lattice constant of Li_1.1(Cd_1−xMn_x)P (blue symbols, bottom horizontal axis) and Li_1+yCdP (red symbols, top horizontal axis).