Excitons between moiré flat Chern bands acquire giant helical dipoles from Berry curvature, with displacement field driving a Frenkel-Wannier transition and formation of quadrupolar biexcitons.
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cond-mat.mes-hall 2years
2026 2verdicts
UNVERDICTED 2representative citing papers
A honeycomb lattice of Aza-3-Triangulene and 2-Triangulene molecules is predicted to form a half-metallic ferrimagnet with fully spin-polarized flat-band conduction, zero net magnetization, and 50 meV exchange couplings for room-temperature stability.
citing papers explorer
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Giant and Helical Exciton Dipole from Berry Curvature in Flat Chern Bands
Excitons between moiré flat Chern bands acquire giant helical dipoles from Berry curvature, with displacement field driving a Frenkel-Wannier transition and formation of quadrupolar biexcitons.
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Prediction of room-temperature two-dimensional $\pi$-electron half-metallic ferrimagnets
A honeycomb lattice of Aza-3-Triangulene and 2-Triangulene molecules is predicted to form a half-metallic ferrimagnet with fully spin-polarized flat-band conduction, zero net magnetization, and 50 meV exchange couplings for room-temperature stability.