Hydrogen storage alloy

特許 権利維持 A hydrogen occlusive alloy has a cubic structure and a composition represented by the following general formula (1): (Mg1-XLX)(Ni1-Y-ZMYLiZ)m (1); where the element L is at least one element selected from the group consisting of Na, Cs, Ca, Sr, Ba, Sc, Ti, Zr, Hf, V, Nb, Ta, Y, La, Ce, Pr, Nd, Pm, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, and Lu, the element M is at least one element selected from the group consisting of Cr, Mo, W, Mn, Fe, Co, Pd, Pt, Cu, Ag, Zn, Cd, B, Al, Ga, In, Si, Ge, Sn, Pb, Sb and Bi, and mole ratios X, Y, Z and m are 0<X<=0.5, 0<Y<=0.5, 0.1<=Z<=0.9, and 1.8-<=m<=2.2, respectively.