Feshbach molecules in a one-dimensional Fermi gas

TL;DR

This paper investigates Feshbach molecules in a one-dimensional Fermi gas, analyzing their binding energy and wave function, and compares theoretical predictions with experimental results, showing excellent agreement across various magnetic fields.

Contribution

It provides a detailed theoretical analysis of Feshbach molecules in 1D and validates it against experimental data, enhancing understanding of molecular binding in low-dimensional systems.

Findings

Theoretical binding energies match experimental data across magnetic fields.

Wave functions of Feshbach molecules are characterized in 1D confinement.

The study confirms the validity of the theoretical model for 1D Feshbach molecules.

Abstract

We consider the binding energy and the wave function of Feshbach molecules confined in a one-dimensional matter waveguide. We compare the binding energy with the experiment of Moritz et al. and find excellent agreement for the full magnetic field range explored experimentally.