Manganese doping induced record-high medium-temperature AgCuTe thermoelectrics
Nan‐Hai Li, Xiao‐Lei Shi, Chao Zhang, Meng Li, Xiaodong Wang, Min Zhang, Wen-Yi Chen, Wenyi Chen, Dmitri Golberg, Dongchen Qi, Zhi‐Gang Chen
Abstract
Electronic band modulation induced by manganese doping decouples the electron and phonon transport properties of AgCuTe, achieving a high ZT of 1.88 at 773 K and an energy conversion efficiency of 13.3% at a temperature difference of 462 K.
Topics & Concepts
DopingManganeseThermoelectric materialsMaterials scienceOptoelectronicsMetallurgyComposite materialThermal conductivityAdvanced Thermoelectric Materials and DevicesAdvanced Thermodynamics and Statistical MechanicsThermal Radiation and Cooling Technologies