This paper reports the room-temperature realization of the Haldane model in momentum-space superradiance lattices of thermal atoms, using phase-modulated lasers and a velocity-selection technique that reveals topological phase transitions through superradiance contrast.
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Realizing the Haldane Model in Thermal Atoms
This paper reports the room-temperature realization of the Haldane model in momentum-space superradiance lattices of thermal atoms, using phase-modulated lasers and a velocity-selection technique that reveals topological phase transitions through superradiance contrast.