Magnon-drag thermopower in antiferromagnets <i>versus</i> ferromagnets
Md Mobarak Hossain Polash, Farzad Mohaddes, Morteza Rasoulianboroujeni, Daryoosh Vashaee
Abstract
Multi magnon interaction with carriers limits the magnon lifetime in FMs compared to AFMs. The longer lifetime, double degeneracy, and higher group velocity of magnons in AFMs generally lead to higher first-order magnon-carrier drag thermopower.
Topics & Concepts
MagnonCondensed matter physicsDragDegeneracy (biology)FerromagnetismSeebeck coefficientMaterials sciencePhysicsQuantum mechanicsThermoelectric effectMechanicsBiologyBioinformaticsAdvanced Thermoelectric Materials and DevicesMagnetic and transport properties of perovskites and related materialsPhysics of Superconductivity and Magnetism