Observation of Hilbert-space fragmentation and fractonic excitations in two-dimensional Hubbard systemsThe relaxation behaviour of isolated quantum systems taken out of equilibrium is among the most intriguing questions in many-body physics. Quantum systems out of equilibrium typically relax to…Daniel Adler, David Wei, Melissa Will et al.·Apr 23, 2024SaveLearn
Two-body problem of impurity atoms in dipolar Fermi gasThe polarized dipolar Fermi gas shows exotic properties at low temperatures, characterized by an axially-deformed Fermi surface and anisotropic single-particle energy, due to the long-range and…Eiji Nakano, Takahiko Miyakawa, Hiroyuki Yabu·Apr 23, 2024SaveLearn
Phase separation and metastability in a mixture of spin-1 and spin-2 Bose-Einstein condensatesWe investigate the ground state and dynamics of a mixture of spin-1 and spin-2 Bose-Einstein condensates of 87Rb atoms. For the experimentally measured interaction coefficients, the…Uyen Ngoc Le, Hieu Binh Le, Hiroki Saito·Apr 23, 2024SaveLearn
Dynamical properties of Fermi-Fermi mixtures of dipolar and non-dipolar atomsDynamical properties of homogeneous Fermi-Fermi mixtures of dipolar and non-dipolar atoms are studied at zero temperature, where dipoles are polarized by an external field. We calculate the…Takahiko Miyakawa, Eiji Nakano, Hiroyuki Yabu·Apr 23, 2024SaveLearn
Thouless pumping and trapping of two-component gap solitonsWe study Thouless pumping and arresting of gap solitons in a two-component Bose gas loaded into an optical superlattice. We show that, depending on the atomic interactions and chemical potentials,…Hao Lyu, Yongping Zhang, Thomas Busch·Apr 22, 2024SaveLearn
Two dimensional arrays of Bose-Einstein condensates: interference and stochastic collapse dynamicsWe demonstrate two-dimensional arrays of Bose-Einstein condensates (BECs) as a new experimental platform with parallel quantum simulation capability. A defect-free array of up to 49 BECs is formed by…Youjia Huang, Shu Nagata, Joseph Jachinowski et al.·Apr 22, 2024SaveLearn
Dynamics of Polar-Core Spin Vortices in Inhomogeneous Spin-1 Bose-Einstein CondensatesIn the easy-plane phase, a ferromagnetic spin-1 Bose-Einstein condensate is magnetized in a plane transverse to the applied Zeeman field. This phase supports polar-core spin vortices (PCVs), which…Zachary L. Stevens-Hough, Matthew J. Davis, Lewis A. Williamson·Apr 21, 2024SaveLearn
Gain engineering and atom lasing in a topological edge state in synthetic dimensionsRecent advances in quantum technology have highlighted the importance of controlling quantum states, especially in open quantum systems, where the system interacts with the environment. Non-Hermitian…Takuto Tsuno, Shintaro Taie, Yosuke Takasu et al.·Apr 21, 2024SaveLearn
Controlling quantum vortex dynamics and vortex-antivortex annihilation in Bose-Einstein condensates with optical latticesSuperfluids with strong spatial modulation can be experimentally produced in the area of cold atoms under the influence of optical lattices. Here we address 87Rb bosons at T=0 K in a flat…Francesco Ancilotto, Luciano Reatto·Apr 21, 2024SaveLearn
Expansion dynamics of a cylindrical-shell-shaped strongly dipolar condensateA Bose-Einstein condensate (BEC) formed on a curved surface with a distinct topology has been a hot topic of intense research, in search of new phenomena in quantum physics as well as for its…Luis E. Young-S., S. K. Adhikari·Apr 20, 2024SaveLearn
Hydrodynamic Attractor in Ultracold AtomsThe hydrodynamic attractor is a concept that describes universal equilibration behavior in which systems lose microscopic details before hydrodynamics becomes applicable. We propose a setup to…Keisuke Fujii, Tilman Enss·Apr 19, 2024SaveLearn
Observation of Momentum Space Josephson EffectsThe momentum space Josephson effect describes the supercurrent flow between weakly coupled Bose-Einstein condensates (BECs) at two discrete momentum states. Here, we experimentally observe this…Annesh Mukhopadhyay, Xi-Wang Luo, Colby Schimelfenig et al.·Apr 19, 2024SaveLearn
Floquet engineering tunable periodic gauge fields and simulating real topological phases in cold alkaline-earth atom optical latticeWe propose to synthesize tunable periodic gauge fields via Floquet engineering cold alkaline-earth atoms in one-dimensional optical lattice. The artificial magnetic flux is designed to emerge during…Wei Wang, Zheng Zhang, Gui-Xin Tang et al.·Apr 19, 2024SaveLearn
Entropy estimation in a spin-1 Bose-Einstein condensateWe investigate the information extractable from measurement distributions of two non-commuting spin observables in a multi-well spin-1 Bose-Einstein condensate. We provide a variety of analytic and…Yannick Deller, Martin Gärttner, Tobias Haas et al.·Apr 18, 2024SaveLearn
Area laws and thermalization from classical entropies in a Bose-Einstein condensateThe scaling of local quantum entropies is of utmost interest for characterizing quantum fields, many-body systems, and gravity. Despite their importance, theoretically and experimentally accessing…Yannick Deller, Martin Gärttner, Tobias Haas et al.·Apr 18, 2024SaveLearn
Quantum synchronization at the critical point of Floquet driven Rydberg atomsThe criticality enhanced correlations and susceptibility allow weak periodic driving to induce collective synchronization due to critical slowing down, providing a unique platform to study…Bang Liu, Li-Hua Zhang, Yu Ma et al.·Apr 18, 2024SaveLearn
Decoupled sound and amplitude modes in trapped dipolar supersolidsWe theoretically investigate elementary excitations of dipolar quantum gases across the superfluid to supersolid phase transition in a toroidal trap. We show how decoupled first sound, second sound,…Jens Hertkorn, Philipp Stürmer, Koushik Mukherjee et al.·Apr 18, 2024SaveLearn
Mass-Assisted Local Deconfinement in a Confined Z2 Lattice Gauge TheoryConfinement is a prominent phenomenon in condensed matter and high-energy physics that has recently become the focus of quantum-simulation experiments of lattice gauge theories (LGTs). As such, a…Jean-Yves Desaules, Thomas Iadecola, Jad C. Halimeh·Apr 17, 2024SaveLearn
Modified mean field ansatz for charged polarons in a Bose-Einstein condensateIonic Bose polarons are quantum entities emerging from the interaction between an ion and a Bose-Einstein condensate (BEC), featuring long-ranged interactions that can compete with the gas healing…Ubaldo Cavazos Olivas, Luis A. Peña Ardila, Krzysztof Jachymski·Apr 17, 2024SaveLearn
Topological optical Raman superlatticesTopological phases of ultracold atoms recently have been intensively studied both in optical superlattices and Raman lattices. However, the topological features induced by the interplay between such…Jia-Hui Zhang, Bei-Bei Wang, Feng Mei et al.·Apr 17, 2024SaveLearn
Generalized Aubry-Andre-Harper Models in Optical SuperlatticesUltracold atoms trapped in optical superlattices provide a simple platform for realizing the seminal Aubry-André-Harper (AAH) model. However, the periodic modulations on the nearest-neighbour…Yi Li, Jia-Hui Zhang, Feng Mei et al.·Apr 17, 2024SaveLearn
Self-Ordered Supersolid in Spinor Condensates with Cavity-Mediated Spin-Momentum-Mixing InteractionsUltracold atoms with cavity-mediated long-range interactions offer a promising platform for investing novel quantum phenomena. Exploiting recent experimental advancements, we propose an experimental…Jingjun You, Su Yi, Yuangang Deng·Apr 17, 2024SaveLearn
Measuring bipartite spin correlations of lattice-trapped dipolar atomsWe demonstrate a bipartition technique using a super-lattice architecture to access correlations between alternating planes of a mesoscopic array of spin-3 chromium atoms trapped in a 3D optical…Youssef Aziz Alaoui, Sean R. Muleady, Edwin Chaparro et al.·Apr 16, 2024SaveLearn
Rotational Superradiance in a Time-Reversal Symmetry-Broken Quantum Gas inside an Optical CavityAppearance of quantized vortices in a superfluid and a Bose-Einstein condensate (BEC) stems from their nontrivial response to broken time-reversal symmetry (TRS). Here we show that breaking of the…Natalia Masalaeva, Farokh Mivehvar·Apr 15, 2024SaveLearn
Fast single atom imaging for optical lattice arraysHigh-resolution fluorescence imaging of ultracold atoms and molecules is paramount to performing quantum simulation and computation in optical lattices and tweezers. Imaging durations in these…Lin Su, Alexander Douglas, Michal Szurek et al.·Apr 15, 2024SaveLearn