Quantum phases of Bose–Bose mixtures in an optical lattice with artificial magnetic flux

We investigate quantum phases of the Bose–Bose mixtures in a two dimensional (2D) square lattice under artificial magnetic flux. Our analysis employs the inhomogeneous Dynamical Gutzwiller Mean-Field Theory (DGMFT) to investigate ground state within the two-component Bose–Hubbard model. The results...

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Main Authors: Xiao-ru Zhang, Shi-Jie Yang
Format: Article
Language:English
Published: Elsevier 2023-10-01
Series:Results in Physics
Online Access:http://www.sciencedirect.com/science/article/pii/S221137972300791X
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author Xiao-ru Zhang
Shi-Jie Yang
author_facet Xiao-ru Zhang
Shi-Jie Yang
author_sort Xiao-ru Zhang
collection DOAJ
description We investigate quantum phases of the Bose–Bose mixtures in a two dimensional (2D) square lattice under artificial magnetic flux. Our analysis employs the inhomogeneous Dynamical Gutzwiller Mean-Field Theory (DGMFT) to investigate ground state within the two-component Bose–Hubbard model. The results based on various inter-component interactions and magnetic flux. In the case of weak inter-component interaction (wherein the inter-component interactions remain subordinate to intra-component interactions, symbolically expressed as |Uab|≤U), we observe a multitude of captivating quantum phases within the Bose–Bose mixtures. These include the emergence of the jagged density-wave supersolid(SS) phase, the latticed-like density-wave SS phase, and counterflow superfluid (CFSF) phase. Notably, the introduction of artificial magnetic flux expands the range of existence for CFSF phase. In the case of strong inter-component interaction(wherein the inter-component interactions surpass intra-component interactions, symbolically expressed as Uab>U), we delve deeper into the classification of the spatially separated phase, aptly termed the phase separated supersolid (P-SS).
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spelling doaj.art-cb5af717631743e98b271ffc100bab902023-10-13T11:04:23ZengElsevierResults in Physics2211-37972023-10-0153106998Quantum phases of Bose–Bose mixtures in an optical lattice with artificial magnetic fluxXiao-ru Zhang0Shi-Jie Yang1Department of Physics, Beijing Normal University, Beijing 100875, ChinaCorresponding author.; Department of Physics, Beijing Normal University, Beijing 100875, ChinaWe investigate quantum phases of the Bose–Bose mixtures in a two dimensional (2D) square lattice under artificial magnetic flux. Our analysis employs the inhomogeneous Dynamical Gutzwiller Mean-Field Theory (DGMFT) to investigate ground state within the two-component Bose–Hubbard model. The results based on various inter-component interactions and magnetic flux. In the case of weak inter-component interaction (wherein the inter-component interactions remain subordinate to intra-component interactions, symbolically expressed as |Uab|≤U), we observe a multitude of captivating quantum phases within the Bose–Bose mixtures. These include the emergence of the jagged density-wave supersolid(SS) phase, the latticed-like density-wave SS phase, and counterflow superfluid (CFSF) phase. Notably, the introduction of artificial magnetic flux expands the range of existence for CFSF phase. In the case of strong inter-component interaction(wherein the inter-component interactions surpass intra-component interactions, symbolically expressed as Uab>U), we delve deeper into the classification of the spatially separated phase, aptly termed the phase separated supersolid (P-SS).http://www.sciencedirect.com/science/article/pii/S221137972300791X
spellingShingle Xiao-ru Zhang
Shi-Jie Yang
Quantum phases of Bose–Bose mixtures in an optical lattice with artificial magnetic flux
Results in Physics
title Quantum phases of Bose–Bose mixtures in an optical lattice with artificial magnetic flux
title_full Quantum phases of Bose–Bose mixtures in an optical lattice with artificial magnetic flux
title_fullStr Quantum phases of Bose–Bose mixtures in an optical lattice with artificial magnetic flux
title_full_unstemmed Quantum phases of Bose–Bose mixtures in an optical lattice with artificial magnetic flux
title_short Quantum phases of Bose–Bose mixtures in an optical lattice with artificial magnetic flux
title_sort quantum phases of bose bose mixtures in an optical lattice with artificial magnetic flux
url http://www.sciencedirect.com/science/article/pii/S221137972300791X
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AT shijieyang quantumphasesofbosebosemixturesinanopticallatticewithartificialmagneticflux