Enhancement of thermoelectric properties of Ag<sub>2</sub>Te semiconductors through In-doping induced resonant levels and multi-valley degeneracy
Zhuoming Xia, Zhongtao Lu, Kailiang Fang, Chenyang Xiao, Xiaobin Feng, Bo Duan, Guodong Li, Pengcheng Zhai, Qingjie Zhang
Abstract
Indium doping increased the carrier concentration and introduced resonant levels and multi-valley degeneracy in the energy band, improving the Seebeck coefficient and significantly enhancing the power factor of Ag 2− x In x Te samples.
Topics & Concepts
DopingThermoelectric effectDegeneracy (biology)SemiconductorMaterials scienceCondensed matter physicsThermoelectric materialsOptoelectronicsPhysicsQuantum mechanicsBiologyBioinformaticsAdvanced Thermoelectric Materials and DevicesChalcogenide Semiconductor Thin FilmsThermal Radiation and Cooling Technologies