A nonequilibrium Green's function framework predicts negative differential spin Seebeck effect and spin-current rectification in normal-metal–chiral-insulator heterostructures driven by phonon angular momentum.
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cond-mat.mes-hall 2years
2026 2representative citing papers
Spin pumping and ST-FMR contributions to electrical signals in Pt/magnetic-insulator devices can be separated by geometry and field direction, showing that voltage sign is not a unique indicator of magnon chirality.
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Disambiguating electrical detection of magnetization dynamics in magnetic insulators
Spin pumping and ST-FMR contributions to electrical signals in Pt/magnetic-insulator devices can be separated by geometry and field direction, showing that voltage sign is not a unique indicator of magnon chirality.