Resonance between on-site interactions and gravitational gradient in lattice BECs amplifies quantum Fisher information for gravimetry in the localized phase.
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The chaotic phase of the tilted Bose-Hubbard model is identified via eigenstate structure and energy spectrum statistics as a function of energy, tilt strength, and interaction, with moderate tilt enhancing chaos and a phase diagram provided for homogeneous density setups.
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Precision gravimetry via harnessing interaction-induced resonances in optical lattices
Resonance between on-site interactions and gravitational gradient in lattice BECs amplifies quantum Fisher information for gravimetry in the localized phase.
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Characterization of the chaotic phase in the tilted Bose-Hubbard model
The chaotic phase of the tilted Bose-Hubbard model is identified via eigenstate structure and energy spectrum statistics as a function of energy, tilt strength, and interaction, with moderate tilt enhancing chaos and a phase diagram provided for homogeneous density setups.