Hartree-Fock study of the moiré Hubbard model for twisted bilayer transition metal dichalcogenides

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چکیده

The authors use Hartree-Fock methods to provide a comprehensive understanding of the moir\'e Hubbard model, believed describe low-energy physics twisted bilayer dichalcogenide material WSe${}_{2}$. They present phase diagram, reveal previously unnoticed gauge symmetry, demonstrate region reentrant metal-insulator transition, and elucidate roles fermiology commensurability in transitions. Comparison experimental data locates currently studied systems intermediate coupling diagram.

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ژورنال

عنوان ژورنال: Physical Review B

سال: 2021

ISSN: ['1098-0121', '1550-235X', '1538-4489']

DOI: https://doi.org/10.1103/physrevb.104.075150