Abstract:
A thermoelectric material including a compound represented by Formula 1 below: (R1-aR′a)(T1-bT′b)3±y Formula 1 wherein R and R′ are different from each other, and each includes at least one element selected from a rare-earth element and a transition metal, T and T′ are different from each other, and each includes at least one element selected from sulfur (S), selenium (Se), tellurium (Te), phosphorus (P), arsenic (As), antimony (Sb), bismuth (Bi), carbon (C), silicon (Si), germanium (Ge), tin (Sn), boron (B), aluminum (Al), gallium (Ga), and indium (In), 0≦a≦1, 0≦b≦1, and 0≦y
Abstract:
A thermoelectric material, and a thermoelectric element and a thermoelectric module including the thermoelectric material are disclosed. The thermoelectric material may have improved thermoelectric properties by irradiating the thermoelectric material with accelerated particles such as protons, neutrons, or ion beams. Thus, the thermoelectric material having excellent thermoelectric properties may be efficiently applied to various thermoelectric elements and thermoelectric modules.
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 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。
Abstract:
A thermoelectric material having a high performance index and a thermoelectric module and a thermoelectric device including the thermoelectric material, and more particularly, to a thermoelectric material having a high Seebeck coefficient, high electrical conductivity, and low thermal conductivity and a thermoelectric module and a thermoelectric device including the thermoelectric material.
Abstract:
A thermoelectric material includes a compound represented by Formula 1: AaRbG3±n Formula 1 wherein component A includes at least one element selected from a Group 1 element, a Group 2 element, and a metal of Groups 3 to 12, component R is a rare-earth element, component G includes at least one element selected from sulfur (S), selenium (Se), tellurium (Te), phosphorus (P), arsenic (As), antimony (Sb), bismuth (Bi), carbon (C), silicon (Si), germanium (Ge), tin (Sn), boron (B), aluminum (Al), gallium (Ga), and indium (In), 0
Abstract translation:热电材料包括由式1表示的化合物:AaRbG3±n式1其中组分A包括选自第1族元素,第2族元素和第3〜12族金属中的至少一种元素,R为稀有金属 组分G包括选自硫(S),硒(Se),碲(Te),磷(P),砷(As),锑(Sb),铋(Bi) C),硅(Si),锗(Ge),锡(Sn),硼(B),铝(Al),镓(Ga)和铟(In),0 ,0&nlE; n <1。
Abstract:
A fuel electrode material including a metal oxide having a perovskite type crystalline structure and represented by Formula 1: A1-xA′xB1-yB′yO3 Formula 1 wherein A and A′ are different from each other and A and A′ each independently include at least one element selected from the group consisting of strontium (Sr), yttrium (Y), samarium (Sm), lanthanum (La), and calcium (Ca); B includes at least one element selected from the group consisting of titanium (Ti), manganese (Mn), cobalt (Co), iron (Fe), and nickel (Ni); B′ is different from B and includes at least one transition metal; x is about 0.001 to about 0.08; and y is about 0.001 to about 0.5.
Abstract:
A nano-composite, including: a plurality of secondary particles, each secondary particle including a mixture of nano-size primary particles, wherein the mixture of nano-size primary particles includes particles including a nickel oxide or a copper oxide, and particles including zirconia doped with a trivalent metal element or ceria doped with a trivalent metal element, and wherein the nano-size primary particles define a plurality of nano-pores.
Abstract:
A thermoelectric module includes; an upper substrate on which a plurality of upper electrodes having a plurality of first concave grooves formed therein are arranged, a lower substrate, on which a plurality of lower electrodes having a plurality of second concave grooves formed therein are arranged, and a least one spherical p-type thermoelectric element and at least one spherical n-type thermoelectric element interposed between the upper substrate and the lower substrate, and electrically and alternately in contact with the upper substrate and the lower substrate, wherein the at least one spherical p-type thermoelectric element and the at least one spherical n-type thermoelectric element are connected to the plurality of first concave grooves and the plurality of second concave grooves respectively disposed in the upper electrodes and the lower electrodes.