Casimir force between two impurities immersed in a Bose-Einstein condensate
Jian-Hua Liu, Yao-Hui Zhu, Pei-Song He
TL;DR
This paper investigates the Casimir force between two infinitely massive impurities in a Bose-Einstein condensate, revealing that the force diminishes exponentially with increasing distance.
Contribution
It provides a theoretical analysis of the Casimir force behavior between impurities in a BEC, highlighting exponential decay at large separations.
Findings
Casimir force decays exponentially at large distances
Impurities considered have infinite mass
The study advances understanding of impurity interactions in BECs
Abstract
In this paper, we study the problem of an impurity with infinite mass and the Casimir force between two impurities immersed in a Bose-Einstein condensate. Our calculation results shows that the Casimir force decays exponentially in distance at large distance.
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Taxonomy
TopicsQuantum Electrodynamics and Casimir Effect · Cold Atom Physics and Bose-Einstein Condensates · Mechanical and Optical Resonators