| 摘要 |
Disclosed are a hydrogen storage alloy which contains carbon in a proportion of from 30 to 500 ppm and is represented by the stoichiometric formula AxB5.0, wherein A is La or a mixture of La with at least one rare earth metal other than La, B is at least one metal selected from a group consisting of Al, Co, Cr, Cu, Fe, Mn, Ni, Ti, V, Zn and Zr, and x is a rational number in the range 0.95</=x</=1.00; and has a texture in which only the intermetallic compound phase named AB5 phase is present and every other intermetallic compound phase is absent: and a method of producing said alloy and an electrode using the same.
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