| Title: |
Effect of transverse confinement on a quasi-one dimensional dipolar Bose gas |
| Authors: |
de Palo, Stefania; Orignac, Edmond; Citro, Roberta; Salasnich, Luca |
| Contributors: |
Dipartimento di Fisica Teorica; Istituto Nazionale di Fisica Nucleare = National Institute for Nuclear Physics Rome (INFN)-Università degli studi di Trieste = University of Trieste; CNR Istituto Officina dei Materiali (IOM); National Research Council of Italy; Laboratoire de Physique de l'ENS Lyon (Phys-ENS); École normale supérieure de Lyon (ENS de Lyon); Université de Lyon-Université de Lyon-Centre National de la Recherche Scientifique (CNRS); Dipartamento di Fisica "E. R. Caianiello"; Università degli Studi di Salerno = University of Salerno (UNISA); Università degli Studi di Padova = University of Padua (Unipd); Istituto Nazionale di Ottica (INO); INFN (iniziativa specifica QUANTUM); University of Padova (BIRD project Ultracold atoms in curved geometries); European Union-NextGenerationEUNational Center for HPC, Big Data and Quantum Computing (Project No. CN00000013, CN1 Spoke 1: Quantum Computing) |
| Source: |
ISSN: 2410-3896 ; Condensed Matter ; https://hal.science/hal-04015911 ; Condensed Matter, 2023, Special Issue Fluctuations and Highly Non-linear Phenomena in Superfluids and Superconductors VII), 8 (1), pp.26. ⟨10.3390/condmat8010026⟩ ; https://www.mdpi.com/2410-3896/8/1/26. |
| Publisher Information: |
CCSD; MDPI |
| Publication Year: |
2023 |
| Collection: |
Université de Lyon: HAL |
| Subject Terms: |
Variational Approximation; Dipolar interaction; Ultra Cold Atoms; Lieb-Liniger model; [PHYS.COND.GAS]Physics [physics]/Condensed Matter [cond-mat]/Quantum Gases [cond-mat.quant-gas]; [PHYS.COND.CM-MSQHE]Physics [physics]/Condensed Matter [cond-mat]/Mesoscopic Systems and Quantum Hall Effect [cond-mat.mes-hall] |
| Description: |
Special Issue Editors: Andrea Perali , Luca Salasnich , Luca Dell'Anna, Yasutomo UemuraAcademic Editor: Kenichi Kasamatsu ; International audience ; We study a gas of bosonic dipolar atoms in the presence of a transverse harmonic trapping potential by using an improved variational Bethe ansatz, which includes the transverse width of the atomic cloud as a variational parameter. Our calculations show that the system behavior evolves from quasi-one dimensional to a strictly one-dimensional one by changing the atom-atom interaction, or the axial density, or the frequency of the transverse confinement. Quite remarkably, in the droplet phase induced by the attractive dipolar interaction the system becomes sub-one dimensional when the transverse width is smaller than the characteristic length of the transverse harmonic confinement. |
| Document Type: |
article in journal/newspaper |
| Language: |
English |
| Relation: |
info:eu-repo/semantics/altIdentifier/arxiv/2301.13100; ARXIV: 2301.13100 |
| DOI: |
10.3390/condmat8010026 |
| Availability: |
https://hal.science/hal-04015911; https://hal.science/hal-04015911v1/document; https://hal.science/hal-04015911v1/file/condensedmatter-08-00026-v2.pdf; https://doi.org/10.3390/condmat8010026 |
| Rights: |
https://creativecommons.org/licenses/by/4.0/ ; info:eu-repo/semantics/OpenAccess |
| Accession Number: |
edsbas.3F0C648C |
| Database: |
BASE |