METHOD FOR PRODUCING thermoelectric semiconductor alloy MODULE thermoelectric conversion and thermoelectric devices power generation

摘要

1. A process for preparing the Heusler alloys, comprising curing by quenching a molten alloy at a cooling rate of 1 · 1 · 10to 10 ° C / seconds to obtain a Heusler alloy represented by the formula: ABC (wherein each of A and B is at least one member selected from transition metals such as Fe, Co, Ni, Ti, V, Cr, Zr, Hf, Nb, Mo, Ta and W, and C is at least one member selected from group 13 or 14 such like Al, Ga, In, Si, Ge and Sn) .2. A process for preparing polugeyslerova alloy comprising curing by quenching a molten alloy at a cooling rate of 1 · 10to 1 · 10 ° C / seconds to obtain alloy Geislerová represented by the formula: ABC (wherein each of A and B is at least one member selected from transition metals such as Fe, Co, Ni, Ti, V, Cr, Zr, Hf, Nb, Mo, Ta and W, and C is at least one member selected from group 13 or 14 such as Al , Ga, In, Si, Ge and Sn) .3. Alloy obtained by the process according to Claim 1 or 2.4. The alloy of claim 3, wherein the ratio of the strongest peak polugeyslerovoy Heusler phase or phases is 85% or bolee.5. The alloy of claim 3 or 4, wherein the average particle diameter is from 1 to 100 mkm.6. Thermoelectric conversion element using an alloy according to any one pp.3-5.7. Thermoelectric conversion module using the thermoelectric conversion element according to item 6.8. A thermoelectric power generation device using a thermoelectric conversion module according to item 7.9. waste heat recovery system using a thermoelectric power generating device according p.8.10. solar heat utilization system used