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Geometric squeezing of rotating quantum gases into the lowest Landau level
Published 2024-03-01“…The simulation of quantum Hall physics with rotating quantum gases is witnessing a revival due to recent experimental advances that enabled the observation of a Bose–Einstein condensate entirely contained in its lowest kinetic energy state, i.e. the lowest Landau level. …”
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22
Entanglement-Enhanced Atomic Gravimeter
Published 2025-02-01“…Here, we present a gravimeter based on Bose-Einstein condensates with a sensitivity of -1.7_{-0.5}^{+0.4} dB beyond the standard quantum limit. …”
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23
Rogue Waves of Nonlinear Schrödinger Equation with Time-Dependent Linear Potential Function
Published 2016-01-01“…The results can be used to study the matter rogue waves in the Bose-Einstein condensates and other fields of nonlinear science.…”
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24
An Efficient Compact Finite Difference Method for the Solution of the Gross-Pitaevskii Equation
Published 2015-01-01“…The CFDM-AIF method is implemented to investigate the ground and first excited state solutions of the Gross-Pitaevskii equation in two-dimensional (2D) and three-dimensional (3D) Bose-Einstein condensates (BECs). Numerical results are presented to demonstrate the validity, accuracy, and efficiency of the CFDM-AIF method.…”
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25
Exciton-polariton ring Josephson junction
Published 2025-01-01“…The Josephson effect manifests in both fermionic and bosonic systems, and has been well studied in superfluid helium and atomic Bose-Einstein condensates. In exciton-polariton condensates—that offer a path to integrated semiconductor platforms—creating weak links in ring geometries has so far remained challenging. …”
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26
Theoretical Approach to the Gauge Invariant Linear Response Theories for Ultracold Fermi Gases with Pseudogap
Published 2015-01-01“…In this paper, we try to construct density and spin linear response theories which are formally gauge invariant for a Fermi gas undergoing BCS-Bose-Einstein Condensation (BEC) crossover, especially below the superfluid transition temperature Tc. …”
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27
Two-dimensional stationary soliton gas
Published 2025-02-01“…The results can be applied to a variety of physical systems, from shallow water waves to Bose-Einstein condensates.…”
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28
Dynamic behavior of solitons in nonlinear Schrödinger equations
Published 2025-02-01“…This system extends the framework of nonlinear Schrödinger equations and is pivotal in various physical applications, including optical fibers and Bose-Einstein condensates. By employing advanced analytical techniques such as the Khater II, III (Khat II, Khat III) and Unified (UF) methods, we successfully obtain exact analytical solutions that enhance our understanding of the system’s dynamic behavior. …”
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29
Two-colour QCD phases and the topology at low temperature and high density
Published 2020-01-01“…We systematically measure the diquark condensate, the Polyakov loop, the quark number density and the chiral condensate with improved accuracy and j → 0 extrapolation over earlier publications; the known qualitative features of the low temperature phase diagram, which is composed of the hadronic, Bose-Einstein condensed (BEC) and BCS phases, are reproduced. …”
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