Nano-complex thermoelectric material, and thermoelectric module and thermoelectric apparatus including the same

摘要

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.

主权项

1. A thermoelectric material comprising:
a thermoelectric matrix; and a plurality of metal nanoparticles disposed in the thermoelectric matrix, wherein a difference between a work function of the 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, wherein the metal nanoparticles comprise one or more selected from Si, Zn, Pd, Co, Ni, Tb, Mo, Gd, Mn, and Fe, and wherein the metal nanoparticles are disposed on one or more selected from a surface of grain boundaries and at an interface of grain boundaries of the thermoelectric matrix.