Highly effective solid solution towards high thermoelectric and mechanical performance in Bi–Sb–Te alloys <i>via</i> Trojan doping
Yong-Cai Shi, Jianming Yang, Yu Wang, Zugang Li, Tian-Yu Zhong, Zhen‐Hua Ge, Jing Feng, Jiaqing He
Abstract
We present a novel approach named Trojan doping, which utilizes NaBiS 2 to increase the solubility of Na in p-type BST alloys. The ZT value and the hardness of the doped sample are 58% and 45% higher than those of the pristine sample, respectively.
Topics & Concepts
DopingMaterials scienceThermoelectric effectTrojanSolid solubilitySolubilitySample (material)MetallurgySolid solutionOptoelectronicsComputer scienceChemistryPhysicsThermodynamicsComputer securityPhysical chemistryAdvanced Thermoelectric Materials and DevicesChalcogenide Semiconductor Thin FilmsHeusler alloys: electronic and magnetic properties