Giant transverse thermoelectric effect induced by topological transition in polycrystalline Dirac semimetal Mg<sub>3</sub>Bi<sub>2</sub>
Tao Feng, Panshuo Wang, Zhijia Han, Liang Zhou, Zhiran Wang, Wenqing Zhang, Qihang Liu, Weishu Liu
Abstract
A topological transition induced a giant transverse thermoelectric effect in polycrystalline Mg 3+ δ Bi 2 :Mn 0.1 , which is comparable to state-of-the-art single-crystal transverse thermoelectric materials.
Topics & Concepts
Thermoelectric effectCondensed matter physicsCrystalliteTransverse planeSemimetalDirac (video compression format)Materials scienceThermoelectric materialsSeebeck coefficientTopology (electrical circuits)PhysicsQuantum mechanicsMetallurgyBand gapMathematicsNeutrinoStructural engineeringCombinatoricsEngineeringTopological Materials and PhenomenaAdvanced Thermoelectric Materials and DevicesGraphene research and applications