Derives the translation-invariant Bogoliubov-Fröhlich Hamiltonian as the effective dynamics for the Bose polaron from microscopic evolution in the mean-field limit with high density ρ and large volume Λ under Λ³ ≪ ρ.
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Effective Dynamics for the Bose Polaron in the Large-Volume Mean-Field Limit
Derives the translation-invariant Bogoliubov-Fröhlich Hamiltonian as the effective dynamics for the Bose polaron from microscopic evolution in the mean-field limit with high density ρ and large volume Λ under Λ³ ≪ ρ.