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Two-body relaxation in a Fermi gas at a p-wave Feshbach resonance

2017/08/31 by Muhammad Waseem, Taketo Saito, Jun Yoshida +1 · 35 citations
Mathematics · Physics and Astronomy · #Amplitude #Atomic and Subatomic Physics Research #Atomic physics #Cold Atom Physics and Bose-Einstein Condensates #Condensed matter physics #Electron #Fermi Gamma-ray Space Telescope #Fermi gas #Feshbach resonance #Geometry #Inverse #Mathematics #Physics #Quantum mechanics #Quantum, superfluid, helium dynamics #Relaxation (psychology) #Resonance (particle physics) #Scattering #Superfluidity #cond-mat.quant-gas

paper · pdf · doi:10.1103/physreva.96.062704

published in Physical Review A 96(6) (American Physical Society) · 4 pages, 5 figures

openalex created_date 2017/08/17 · openalex publication_date 2017/12/12 · arxiv created 2017/12/13 · arxiv updated 2017/12/20 · openalex updated_date 2026/08/05

Abstract

We systematically studied the two-body loss in a two-component Fermi gas of 6Li atoms near a p-wave Feshbach resonance. The two-body loss rate constants were measured for various temperatures and magnetic fields using atoms trapped in three-dimensional and quasi-two-dimensional traps. Our results were nicely reproduced by a theoretical model that incorporates the two-body loss as an imaginary part to the inverse of the scattering volume in the scattering amplitude expression. The observed loss suppression in quasi-two-dimensional traps may provide a promising strategy to realize a p-wave superfluid in a system of ultracold atoms.

Citations