Rare earth-containing alloy, and a method of manufacturing the thermoelectric conversion material

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PROBLEM TO BE SOLVED : To provide a rare earth alloy in which the acquisition of raw materials is facilitated, whose mass-production is possible, and which has sufficient performance as a thermoelectric element as well. SOLUTION : The rare earth alloy is a rare earth alloy represented by REx(Fe1-yMy)4Sb12(RE is at least one kind selected from La and Ce, M is at least one kind selected from the group consisting of Ti, Zr, Sn and Pb, 0x(Co1-yMy)4Sb12(RE is at least one kind selected from La and Ce, M is at least one kind selected from the group consisting of Ti, Zr, Sn and Pb, 0COPYRIGHT : (C)2006, JPO&NCIPI