Patent ID: 6833083
Filing Date: 2004-12-21
Classification: C01B,C01P,H01L,Y02P,Y10S

Abstract:
A thermoelectric refrigerator comprising a first piece of thermoelectric material and a second piece of thermoelectric material different from said second thermoelectric material, said thermoelectric material having a CdI2 analogous layer structure and expressed by general formula ofAxBC2âˆ’y where x is fallen within the range of 0&lE;x&lE;2 and y is fall within the range of 0&lE;y<1, in which said A is at least one element selected from the group consisting of lithium, sodium, potassium, rubidium and cesium, and is which said B is at least one element selected from the group consisting of titanium, vanadium, chromium, zirconium, niobium, molybdenum, hafnium, tantalum , tungsten, iridium and tin, and in which said C is at least one element selected from the group consisting of sulfur, selenium and tellurium.