Flattening a trapped atomic gas using a programmable optical potential in a feedback loopWe present a method for producing a flat, large-area Fermi gas of 6Li with a uniform area density. The method uses a programmable optical potential within a feedback loop to flatten the in-plane…Sol Kim, Kyuhwan Lee, Jongmin Kim et al.·Mar 30, 2024SaveLearn
Controlling the dynamics of atomic correlations via the coupling to a dissipative cavityWe analyze the relaxation dynamics in an open system, composed by a quantum gas of bosons in a lattice interacting via both contact and global interactions. We report the onset of periodic…Catalin-Mihai Halati, Ameneh Sheikhan, Giovanna Morigi et al.·Mar 29, 2024SaveLearn
Strongly interacting Bose-Fermi mixtures in 4-ε dimensionsThermodynamically stable low-temperature phases of the Bose-Fermi mixtures composed of bosons and spinless fermions close to four dimensions are considered. In the regime, where the only…V. Pastukhov·Mar 29, 2024SaveLearn
Sounds waves and fluctuations in one-dimensional supersolidsWe examine the low-energy excitations of a dilute supersolid state of matter with a one-dimensional crystal structure. A hydrodynamic description is developed based on a Lagrangian, incorporating…L. M. Platt, D. Baillie, P. B. Blakie·Mar 28, 2024SaveLearn
Blue repulsive potential for dysprosium Bose-Einstein condensatesShort-wavelength repulsive potentials for quantum gases allow to realize new systems and to study new phenomena. Here we report the realization of repulsive optical potentials for dysprosium atoms in…Niccolò Preti, Nicolò Antolini, Giulio Biagioni et al.·Mar 27, 2024SaveLearn
Exact Solution of Bipartite Fluctuations in One-Dimensional FermionsEmergence of hydrodynamics in quantum many-body systems has recently garnered growing interest. The recent experiment of ultracold atoms [J. F. Wienand et al., Nat. Phys. (2024),…Kazuya Fujimoto, Tomohiro Sasamoto·Mar 27, 2024SaveLearn
Observation of vortices in a dipolar supersolidSupersolids are states of matter that spontaneously break two continuous symmetries: translational invariance due to the appearance of a crystal structure and phase invariance due to phase locking of…Eva Casotti, Elena Poli, Lauritz Klaus et al.·Mar 27, 2024SaveLearn
Sampling Electronic Fock States using Determinant Quantum Monte CarloAnalog quantum simulation based on ultracold atoms in optical lattices has catalyzed significant breakthroughs in the study of quantum many-body systems. These simulations rely on the statistical…Shuhan Ding, Shaozhi Li, Yao Wang·Mar 27, 2024SaveLearn
Exploring the Berezinskii-Kosterlitz-Thouless Transition in a Two-dimensional Dipolar Bose GasLong-range and anisotropic dipolar interactions induce complex order in quantum systems. It becomes particularly interesting in two-dimension (2D), where the superfluidity with quasi-long-range order…Yifei He, Ziting Chen, Haoting Zhen et al.·Mar 27, 2024SaveLearn
Vortex nucleations in spinor Bose condensates under localized synthetic magnetic fieldsGauge fields are ubiquitous in modern quantum physics. In superfluids, quantized vortices can be induced by gauge fields. Here we demonstrate the first experimental observation of vortex nucleations…L. -R. Liu, S. -C. Wu, T. -W. Liu et al.·Mar 26, 2024SaveLearn
Universal entropy transport far from equilibrium across the BCS-BEC crossoverThe transport properties of strongly interacting fermionic systems can reveal exotic states of matter, but experiments and theory have predominantly focused on bulk systems in the hydrodynamic limit…Jeffrey Mohan, Philipp Fabritius, Mohsen Talebi et al.·Mar 26, 2024SaveLearn
Spin-charge separation in the quantum boomerang effectWe study the localization dynamics of a SU(2) fermionic wavepacket launched in a (pseudo)random potential. We show that in the limit of strong inter-component repulsions, the total wavepacket…Pablo Capuzzi, Luca Tessieri, Zehra Akdeniz et al.·Mar 25, 2024SaveLearn
Fractal ground state of ion chains in periodic potentialsTrapped ions in a periodic potential are a paradigm of a frustrated Wigner crystal. The dynamics is captured by a long-range Frenkel-Kontorova model. The classical ground state can be mapped to the…Raphaël Menu, Jorge Yago Malo, Vladan Vuletić et al.·Mar 23, 2024SaveLearn
Fast real-time arbitrary waveform generation using graphic processing unitsReal-time arbitrary waveform generation (AWG) is essential in various engineering and research applications. This paper introduces a novel AWG architecture using an NVIDIA graphics processing unit…Juntian Tu, Sarthak Subhankar·Mar 22, 2024SaveLearn
Spread complexity and dynamical transition in multimode Bose-Einstein condensatesWe study the spread complexity in two-mode Bose-Einstein condensations and unveil that the long-time average of the spread complexity CK can probe the dynamical transition from…Bozhen Zhou, Shu Chen·Mar 22, 2024SaveLearn
Closed-channel parameters of Feshbach resonancesThis work investigates how the closed channel of a Feshbach resonance is characterised by experimental observables. Surprisingly, it is found that the two-body observables associated with the…Pascal Naidon·Mar 22, 2024SaveLearn
Directional superradiance in a driven ultracold atomic gas in free-spaceUltra-cold atomic systems are among the most promising platforms that have the potential to shed light on the complex behavior of many-body quantum systems. One prominent example is the case of a…Sanaa Agarwal, Edwin Chaparro, Diego Barberena et al.·Mar 22, 2024SaveLearn
Atom Number Fluctuations in Bose Gases -- Statistical analysis of parameter estimationThe investigation of the fluctuations in interacting quantum systems at finite temperatures showcases the ongoing challenges in understanding complex quantum systems. Recently, atom number…Toke Vibel, Mikkel Berg Christensen, Rasmus Malthe Fiil Andersen et al.·Mar 22, 2024SaveLearn
Miscibility-Immiscibility transition of strongly interacting bosonic mixtures in optical latticesInteraction plays key role in the mixing properties of a multi-component system. The miscibility-immiscibility transition (MIT) in a weakly interacting mixture of Bose gases is predominantly…Rukmani Bai, Soumik Bandyopadhyay·Mar 21, 2024SaveLearn
Probing Goldstino excitation through the tunneling transport in a Bose-Fermi mixture with explicitly broken supersymmetryWe theoretically investigate the tunneling transport in a repulsively interacting ultracold Bose-Fermi mixture. A two-terminal model is applied to such a mixture and the supersymmetric-like tunneling…Tingyu Zhang, Yixin Guo, Hiroyuki Tajima et al.·Mar 21, 2024SaveLearn
Self-Assembled Chains and Solids of Dipolar Atoms in a MultilayerWe predict that ultracold bosonic dipolar gases, confined within a multilayer geometry, may undergo self-assembling processes, leading to the formation of chain gases and solids. These dipolar…G. Guijarro, G. E. Astrakharchik, G. Morigi et al.·Mar 21, 2024SaveLearn
Elastic properties and thermodynamic anomalies of supersolidsWe study a supersolid in the context of a Gross-Pitaevskii theory with a non-local effective potential. We employ a homogenisation technique which allows us to calculate the elastic moduli,…Milan Rakic, Andrew F. Ho, Derek K. K. Lee·Mar 20, 2024SaveLearn
Spectrum of density, spin and pairing fluctuations of an attractive two-dimensional Fermi gasWe leverage random phase approximation and unbiased auxiliary-field quantum Monte Carlo methods to compute dynamical correlations for a dilute homogeneous two-dimensional attractive Fermi gas. Our…Christian Apostoli, Patrick Kelly, Annette Lopez et al.·Mar 20, 2024SaveLearn
Lattice Polaron in a Bose-Einstein Condensate of Hard-Core BosonsLattice polarons, quasiparticles arising from the interaction between an impurity and its surrounding bosonic environment confined to a lattice system, have emerged as a platform for generating…Moroni Santiago-García, Shunashi G Castillo-López, Arturo Camacho-Guardian·Mar 20, 2024SaveLearn
Bosonic Functional Determinant Approach and its Application to Polaron SpectraThe functional determinant approach (FDA) is a simple method to compute exactly certain observables for ideal quantum systems and has been successfully applied to the Fermi polaron problem to obtain…Moritz Drescher, Manfred Salmhofer, Tilman Enss·Mar 20, 2024SaveLearn