אפריל 04, 1995 - אפריל 04, 2028
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Date:27חמישימרץ 2025
Simulating high-temperature superconductivity in a triangular moiré lattice
More informationשעה | 11:15 - 12:15 |
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מיקום | Physics Weissman Auditorium |
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מרצה | Prof. Kin Fai Mak Light refreshments at 11:00 |
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מארגן | |
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תקציר | Show full text abstract about <p>Moiré materials built on transition metal dichalcog...» <p>Moiré materials built on transition metal dichalcogenide semiconductors have emerged as a tunable platform for simulating the Hubbard model on a triangular lattice. A natural question arises: Can the platform be tuned to yield a phase diagram similar to that in high-temperature cuprate superconductors? In this talk, I will discuss the emergence of “high-temperature” superconductivity near the Mott transition in a triangular moiré lattice with intermediate coupling strength. The emergent doping-temperature phase diagram looks remarkably similar to that in cuprate superconductors. I will also discuss the evolution of the phase diagram by tuning the band structure of the material by gating. The results could provide a new angle for understanding the phenomenon of high-temperature superconductivity in strongly correlated materials. </p><p> </p>
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