Thermoelectric material, and thermoelectric device and electronic device comprising the same

A thermoelectric material, comprising:

• a thermoelectric element comprising a thermoelectric inorganic material represented by Chemical Formula 1;
• and
• a conduction path in contact with an exterior surface of the thermoelectric inorganic material,
• wherein the thermoelectric element is a nanoparticle-shaped thermoelectric element, a nanosheet-shaped thermoelectric element, or a combination thereof,
• wherein the thermoelectric element comprises two or more adjacent thermoelectric elements,
• wherein the conduction path is disposed between at least a portion of the two or more adjacent thermoelectric elements,
• wherein the conduction path comprises a conductive material coating the exterior surface of the thermoelectric inorganic material and having an electrical conductivity of greater than or equal to about 1,000 Siemens per centimeter, and
• wherein the conductive material comprises at least one of a metal oxide, a metal boride, a metal carbide, a chalcogenide, or a transition metal,
• BixSb(2-x)Te(3-y-z)SeySz Chemical Formula 1
• wherein 0<x≤2, 0≤y≤3, 0≤z≤3, and 0≤y+z≤3.