Conduction band engineering of half-Heusler thermoelectrics using orbital chemistry
Shuping Guo, Shashwat Anand, Madison K. Brod, Yongsheng Zhang, G. Jeffrey Snyder
Abstract
Two conduction bands with very different effective masses are usually at the X point in the half-Heusler Brillouin zone. Our orbital phase diagram provides feasible strategies to converge these two bands for thermoelectric enhancement.
Topics & Concepts
Brillouin zoneConduction bandCondensed matter physicsThermoelectric materialsThermal conductionThermoelectric effectPhase diagramMaterials scienceElectronic band structurePhase (matter)PhysicsThermodynamicsComposite materialQuantum mechanicsElectronAdvanced Thermoelectric Materials and DevicesHeusler alloys: electronic and magnetic properties2D Materials and Applications