Time delays in ultracold atomic and molecular collisions

We study the behavior of the Eisenbud-Wigner collisional time delay around Feshbach resonances in cold and ultracold atomic and molecular collisions. We carry out coupled-channel scattering calculations on ultracold Rb and Cs collisions. In the low-energy limit, the time delay is proportional to the...

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Bibliographic Details
Main Authors: Matthew D. Frye, Jeremy M. Hutson
Format: Article
Language:English
Published: American Physical Society 2019-10-01
Series:Physical Review Research
Online Access:http://doi.org/10.1103/PhysRevResearch.1.033023