High thermoelectric and mechanical performance achieved by a hyperconverged electronic structure and low lattice thermal conductivity in GeTe through CuInTe<sub>2</sub> alloying
Hyunji Kim, Samuel Kimani Kihoi, U. Sandhya Shenoy, Joseph Ngugi Kahiu, Dong Hyun Shin, D. Krishna Bhat, Ho Seong Lee
Abstract
The thermoelectric figure of merit ZT of GeTe is increased by about 77% through the optimized carrier concentration and hyperconverged electronic structure by Bi doping and CuInTe 2 alloying.
Topics & Concepts
Thermoelectric effectMaterials scienceFigure of meritThermal conductivityThermoelectric materialsDopingCondensed matter physicsThermalElectronic structureLattice (music)Engineering physicsMetallurgyThermodynamicsComposite materialOptoelectronicsPhysicsAcousticsAdvanced Thermoelectric Materials and DevicesChalcogenide Semiconductor Thin FilmsPhase-change materials and chalcogenides