Abstract:
A nanocomposite thermoelectric material, a thermoelectric element including the nanocomposite thermoelectric material, and a thermoelectric module including the thermoelectric element are disclosed herein. The nanocomposite thermoelectric material includes highly electrically conductive nano metallic particles that are uniformly dispersed in a thermoelectric material matrix. Thus, the nanocomposite thermoelectric material has high thermoelectric performance, and thus, may be used in a wide range of thermoelectric elements and thermoelectric modules.
Abstract:
A thermoelectric nano-composite including a thermoelectric matrix; a nano-metal particle; and a nano-thermoelectric material represented by Formula 1: AxMyBz Formula 1 wherein A includes at least one element of indium, bismuth, or antimony, B includes at least one element of tellurium or selenium (Se), M includes at least one element of gallium, thallium, lead, rubidium, sodium, or lithium, x is greater than 0 and less than or equal to about 4, y is greater than 0 and less than or equal to about 4, and z is greater than 0 and less than or equal to about 3.
Abstract:
A fuel electrode material, a method of preparing the fuel electrode material and a solid oxide fuel cell including the fuel electrode material. The fuel electrode material includes a metal oxide bound to a surface of particles, the particles including nickel, copper or a combination thereof, wherein the metal oxide is an oxide of a metal element selected from the group consisting of cerium, titanium, silicon, aluminum, zirconium and a combination including at least one of the foregoing.
Abstract:
A thermoelectric material containing a dichalcogenide compound represented by Formula 1 and having low thermoelectric conductivity and high Seebeck coefficient: RaTbX2−nYn (1) wherein R is a rare earth element, T includes at least one element selected from the group consisting of Group 1 elements, Group 2 elements, and a transition metal, X includes at least one element selected from the group consisting of S, Se, and Te, Y is different from X and includes at least one element selected from the group consisting of S, Se, Te, P, As, Sb, Bi, C, Si, Ge, Sn, B, Al, Ga and In, a is greater than 0 and less than or equal to 1, b is greater than or equal to 0 and less than 1, and n is greater than or equal to 0 and less than 2.
Abstract:
A bulk thermoelectric material includes a matrix, the matrix including a crystalline thermoelectric material; and metal oxide particles disposed in the matrix at a grain boundary or within a crystal structure of the crystalline thermoelectric material.
Abstract:
A thermoelectric material is disclosed. The thermoelectric material is represented by the following formula; (A1-aA′a)4-x(B1-bB′b)3-y. A is a Group XIII element and A′ may be a Group XIII element, a Group XIV element, a rare earth element, a transition metal, or combinations thereof. A and A′ are different from each other. B may be S, Se, Te and B′ may be a Groups XIV, XV, XVI or combinations thereof. B and B′ are different from each other. a is equal to or larger than 0 and less than 1. b is equal to or larger than 0 and less than 1. x is between −1 and 1 and wherein y is between −1 and 1.
Abstract:
A dichalcogenide thermoelectric material having a very low thermal conductivity in comparison with a conventional metal or semiconductor is described. The dichalcogenide thermoelectric material has a structure of Formula 1 below: RX2-aYa Formula 1 wherein R is a rare earth or transition metal magnetic element, X and Y are each independently an element selected from the group consisting of S, Se, Te, P, As, Sb, Bi, C, Si, Ge, Sn, B, Al, Ga, In, and a combination thereof, and 0≦a
Abstract translation:描述了与常规金属或半导体相比具有非常低热导率的二硫属元素化物质热电材料。 二硫属元素化物热电材料具有以下结构:RX2-aYa式1其中R是稀土或过渡金属磁性元素,X和Y各自独立地选自S,Se,Te,P ,As,Sb,Bi,C,Si,Ge,Sn,B,Al,Ga,In及其组合,0 <= a <2。