Energy of N two-dimensional bosons with zero-range interactions

We derive an integral equation describing N two-dimensional bosons with zero-range interactions and solve it for the ground state energy B _N by applying a stochastic diffusion Monte Carlo scheme for up to 26 particles. We confirm and go beyond the scaling B _N  ∝ 8.567 ^N predicted by Hammer and So...

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Bibliographic Details
Main Authors: B Bazak, D S Petrov
Format: Article
Language:English
Published: IOP Publishing 2018-01-01
Series:New Journal of Physics
Subjects:
Online Access:https://doi.org/10.1088/1367-2630/aaa64f