Rescaled short-range Schrodinger operators converge in norm resolvent sense to the N-boson delta-interaction Hamiltonian in 1D, with explicit O(epsilon^s) rates.
Universality in few-body sy stems with large scattering length
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From Short-Range to Contact Interactions in the 1d Bose Gas
Rescaled short-range Schrodinger operators converge in norm resolvent sense to the N-boson delta-interaction Hamiltonian in 1D, with explicit O(epsilon^s) rates.