HYDROGEN STORAGE ALLOY FOR ALKALINE STORAGE BATTERY AND ALKALINE STORAGE BATTERY USING THE SAME

A hydrogen storage alloy suitable for a negative electrode of an on-board alkaline storage battery, and an alkaline storage battery using the alloy, which has an AB-type crystal structure as a main phase, represented by: (SmLaR)MgTNiCoMe. (R is selected from Pr, Nd; T is selected from Ti, Zr, Hf; M is selected from V, Nb, Ta, Cr, Mo, W, Mn, Fe, Cu, Al, Si, P, B; the following conditions are met: 0