Effective Interactions in Quasi-One-Dimensional Dipolar Quantum Gases

Fuente: arXiv
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Autori principali: Zdziennicki, Michał, Ślusarczyk, Mateusz, Pawłowski, Krzysztof, Jachymski, Krzysztof
Natura: Preprint
Pubblicazione: 2025
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author Zdziennicki, Michał
Ślusarczyk, Mateusz
Pawłowski, Krzysztof
Jachymski, Krzysztof
author_facet Zdziennicki, Michał
Ślusarczyk, Mateusz
Pawłowski, Krzysztof
Jachymski, Krzysztof
contents Ultracold dipolar atoms and molecules provide a flexible quantum simulation platform for studying strongly interacting many-body systems. Determining microscopic Hamiltonian parameters of the simulator is crucial for it to be useful. We study effective interactions emerging in quasi-one-dimensional (q1D) dipolar quantum gases, revealing significant nonuniversal corrections to the commonly used 1D pseudopotential. We demonstrate that a full 3D treatment employing realistic interaction potentials is essential for describing the reduced-dimensional system. Our findings are particularly relevant to experiments probing excited states and nonequilibrium phenomena.
format Preprint
id arxiv_https___arxiv_org_abs_2506_19618
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Effective Interactions in Quasi-One-Dimensional Dipolar Quantum Gases
Zdziennicki, Michał
Ślusarczyk, Mateusz
Pawłowski, Krzysztof
Jachymski, Krzysztof
Quantum Gases
Ultracold dipolar atoms and molecules provide a flexible quantum simulation platform for studying strongly interacting many-body systems. Determining microscopic Hamiltonian parameters of the simulator is crucial for it to be useful. We study effective interactions emerging in quasi-one-dimensional (q1D) dipolar quantum gases, revealing significant nonuniversal corrections to the commonly used 1D pseudopotential. We demonstrate that a full 3D treatment employing realistic interaction potentials is essential for describing the reduced-dimensional system. Our findings are particularly relevant to experiments probing excited states and nonequilibrium phenomena.
title Effective Interactions in Quasi-One-Dimensional Dipolar Quantum Gases
topic Quantum Gases
url https://arxiv.org/abs/2506.19618