Abstract:
A thermoelectric material including: a thermoelectric matrix; and a plurality of metal nanoparticles disposed in the thermoelectric matrix, wherein a difference between a work function of thermoelectric matrix and a work function of a metal particle of the metal nanoparticles is about −1.0 electron volt to about 1.0 electron volt.
Abstract:
A method of preparing thermoelectric material particles, the method comprising: disposing a first electrode and a second electrode in a dielectric liquid medium, wherein the first and second electrodes each comprise a thermoelectric material; applying an electrical potential between the first and second electrodes to cause a spark between the first and second electrodes to provide a vaporized thermoelectric material at a sparking point of at least one of the first and second electrodes; and cooling the vaporized thermoelectric material with the dielectric liquid medium to prepare the thermoelectric material particles.
Abstract:
A composite thermoelectric material comprising a matrix comprising a thermoelectric semiconductor; and a nanoscale heterophase dispersed in the matrix, wherein the thermoelectric semiconductor comprises an element belonging to Group 15 of the Periodic Table of the Elements, and the heterophase comprises a transition metal element.
Abstract:
A thermoelectric material including: a two dimensional nanostructure having a core and a shell on the core. Also, a thermoelectric element and a thermoelectric apparatus including the thermoelectric material, and a method of preparing the thermoelectric material.
Abstract:
A thermoelectric device including: a thermoelectric material layer comprising a thermoelectric material; a transition layer on the thermoelectric material; and a diffusion prevention layer on the transition layer, wherein the thermoelectric material comprises a compound of Formula 1: (A1-aA′a)4-x(B1-bB′b)3-y-zCz Formula 1 wherein A and A′ are different from each other, A is a Group 13 element, and A′ is at least one element of a Group 13 element, a Group 14 element, a rare-earth element, or a transition metal, B and B′ are different from each other, B is a Group 16 element, and B′ is at least one element of a Group 14 element, a Group 15 element, or a Group 16 element, C is at least one halogen atom, a complies with the inequality 0≦a
Abstract translation:一种热电装置,包括:包含热电材料的热电材料层; 热电材料上的过渡层; 以及所述过渡层上的扩散防止层,其中所述热电材料包含式1的化合物:(A1-aA'a)4-x(B1-bBb)3-y-zCz式1其中A和A' 彼此不同,A是13族元素,A'是第13族元素,第14族元素,稀土元素或过渡金属中的至少一种元素,B和B'不同于 B是16族元素,B'是14族元素,15族元素或16族元素中的至少一种元素,C是至少一个卤素原子,符合不等式0&lt; nlE; a <1,b符合不等式0&nlE; b <1,x符合不等式-1
Abstract:
A thermoelectric material including: a thermoelectric matrix including grains with a composition of Formula 1: (BixSb1-x)a(TeySe1-y)b Formula 1 wherein 1.8≦a≦2.2, 2.8≦b≦3.2, 0≦x≦1, and 0≦y≦1, and wherein a plurality of dislocations is present along a grain boundary between adjacent grains of the composition of Formula 1.
Abstract translation:一种热电材料,包括:包含具有式1的组成的晶粒的热电基体:(BixSb1-x)a(TeySe1-y)bFormula 1,其中1.8 @ a @ 2.2,2.8 @ b @ 3.2,0 @ x1和 0 @ y @ 1,并且其中沿着式1的组合物的相邻颗粒之间的晶界存在多个位错。
Abstract:
A thermoelectric structure includes a graphene layer and a thermoelectric body disposed on the graphene layer, in which the thermoelectric body includes a thermoelectric film including a thermoelectric material, and a quantum dot disposed in the thermoelectric film.
Abstract:
A thermoelectric material including a thermoelectric matrix; and nano-inclusions in the thermoelectric matrix, the nano-inclusions having an average particle diameter of about 10 nanometers to about 30 nanometers.