Symmetry breaking in Ge<sub>1−<i>x</i></sub>Mn<sub><i>x</i></sub>Te and the impact on thermoelectric transport
Jesse Adamczyk, Ferdaushi Alam Bipasha, Grace A. Rome, Kamil Ciesielski, Elif Ertekin, Eric S. Toberer
Abstract
Unification of experiment and computation show how Mn alters the crystal and electronic band structure of the Ge 1− x Mn x Te alloy space. As a result, the effective mass is dramatically increased and the thermoelectric performance is improved.
Topics & Concepts
Thermoelectric effectSymmetry (geometry)Condensed matter physicsUnificationSpace (punctuation)Electronic structureElectronic band structureComputationMaterials scienceAlloyPhysicsMetallurgyQuantum mechanicsMathematicsGeometryComputer scienceOperating systemAlgorithmProgramming languageAdvanced Thermoelectric Materials and DevicesPhase-change materials and chalcogenidesChalcogenide Semiconductor Thin Films