Equal-spin and opposite-spin density-density correlations in the BCS-BEC crossover: Gauge Symmetry, Pauli Exclusion Principle, Wick's Theorem and ExperimentsWe develop a general theory of spin-dependent density-density correlations, that is valid for any temperature, interactions, dimensions and mass or population status of Fermi gases with two internal…Nikolai Kaschewski, Axel Pelster, Carlos A. R. Sá de Melo·Jun 1, 2026SaveLearn
One-dimensional asymmetrically interacting quantum droplets in Bose-Bose mixturesWe theoretically investigate ground-state properties and collective excitations of one-dimensional quantum droplets in asymmetric Bose-Bose mixtures with unequal intraspin interactions. Using the…Huiyun Xiao, Xinran Zhang, Junli Liu et al.·Jun 1, 2026SaveLearn
Ground-state phase diagram of Rydberg atoms in a triangular-prism arrayWe study the ground-state phase diagram of Rydberg atoms in a triangular-prism optical tweezer array using the density matrix renormalization group. By tuning the detuning-to-Rabi-frequency ratio and…Qing-Yuan Zuo, Shuo Geng, Shan-Wen Tsai et al.·May 31, 2026SaveLearn
Sachdev-Ye-Kitaev physics from the Hubbard model: A Floquet engineering approachThe Sachdev-Ye-Kitaev (SYK) model has attracted widespread attention due to its relevance to diverse areas of physics, such as high temperature superconductivity, black holes, and quantum chaos. The…Charles Creffield, Fernando Sols, Marco Schirò et al.·May 31, 2026SaveLearn
Observation of Phase Doubling and Entanglement in Coherent Matter-Wave ReactionsChemical reactions in a statistical ensemble are conventionally regarded as incoherent processes driven by thermodynamics. In the quantum degenerate regime, where atoms and molecules form coherent…Shu Nagata, Tadej Meznarsic, Chuixin Kong et al.·May 31, 2026SaveLearn
Three- and four-boson systems expanded around the unitarity limit: Application to 4He moleculesThe three- and four-boson systems with a large scattering length and a short effective range in the two-body sector are studied in the framework of Short-Range Effective Field Theory (SREFT). The…Feng Wu, Xincheng Lin, Ubirajara van Kolck et al.·May 30, 2026SaveLearn
Energy spectra and cascade in the spin turbulence of a driven spinor Bose-Einstein condensateWe investigate the spin-interaction energy spectrum of spin turbulence in a driven spinor Bose-Einstein condensate. Continuous spin driving of a spin-1 condensate produces a nonequilibrium steady…Junghoon Lee, Jongmin Kim, Donggyu Lee et al.·May 30, 2026SaveLearn
Roles of Polarization and Detuning in the Noise-induced Relaxation Dynamics of Atomic-Molecular Bose CondensatesWe study the relaxation process of a resonant Bose gas under the influence of Gaussian white noise. We characterize the system dynamics in terms of the polarization or imbalance between the atoms and…Avinaba Mukherjee, Raka Dasgupta·May 30, 2026SaveLearn
Aharonov-Casher Chern bands for ultracold dark state atomsWe consider the Aharonov-Casher (AC) condition for ultracold atoms adiabatically following the dark-state in a Λ-type atom-light coupling scheme. The AC condition establishes a relation between the…Domantas Burba, Dominykas Borodinas, Gediminas Juzeliūnas·May 29, 2026SaveLearn
Floquet Engineering of Quantum Transport through two Driven ImpuritiesFloquet engineering offers powerful tools to manipulate quantum states by periodically driving physical parameters. In this work, we investigate the quantum transport through two periodically driven…Vincenzo Bruno, Corinna Kollath, Roberta Citro et al.·May 29, 2026SaveLearn
Functional methods for quantum thermodynamicsThe functional renormalization group provides a nonperturbative and systematically improvable route to constructing density functionals for quantum many-body systems from microscopic Hamiltonians.…Sibo Wang, Samuel Degen, Haozhao Liang·May 29, 2026SaveLearn
Dimensionality of a strongly interacting 2D-3D Fermi-Fermi mixture from the perspective of superfluid instability and excitation propertiesWe theoretically investigate strong-coupling properties of an attractively interacting Fermi atomic gas, where the Cooper-pair formation occurs between atoms belonging to different dimensional bands.…Haruka Takeda, Saki Hirai, Shumpei Iwasaki et al.·May 29, 2026SaveLearn
Higgs and Nambu-Goldstone modes in a spin-1 XY model with long-range interactionsWe theoretically study the collective excitations in a spin-1 XY model with a quadratic Zeeman term and a long-range interaction that decays algebraically with the distance. Using the quantum-field…Daiki Kawasaki, Ippei Danshita·May 29, 2026SaveLearn
Entanglement entropy of an acoustic black holeWe introduce a method to numerically compute the entanglement entropy of an acoustic black hole. It is shown that the entanglement entropy of sufficiently large subregions scales linearly with size…P. C. van de Graaf, H. T. C. Stoof·May 28, 2026SaveLearn
Lattice polarons with extended interactionsLattice impurities have recently emerged as a platform in which polarons unveil new quantum many-body states absent in free space and can serve to probe strongly correlated matter. In this work, we…Enrique I. Ramírez-Juárez, Genaro Lopez-Olivera, Luis A. Peña Ardila et al.·May 28, 2026SaveLearn
Proposal for realizing unpaired Weyl points in a three-dimensional periodically driven optical Raman latticeIn static lattice systems, the Nielsen-Ninomiya theorem enforces the pairing of Weyl points with opposite chiralities, which precludes the chiral magnetic effect (CME) in equilibrium. Periodic…Xiao-Dong Lin, Jinyi Zhang, Long Zhang·May 28, 2026SaveLearn
Trapping-potential dependence of the unitary Fermi gas at the BCS-BEC crossoverCold-atom experiments which measure Fermi-gas properties near unitarity confine fermionic atoms to a region of space using trapping potentials of various shapes. The presence of a trapping potential…Silas R. Beane, Adèle Le Borgne, Domenico Orlando et al.·May 28, 2026SaveLearn
Kibble-Zurek Scaling and Spatial Statistics in Quenched Binary Bose SuperfluidsThe emergence of order from an initially uncorrelated state across a phase transition is a central problem in quantum many-body physics, particularly in multicomponent systems where interactions…Subhadeep Patra, Arko Roy, Seong-Ho Shinn et al.·May 28, 2026SaveLearn
Symmetry and Self-Bound Droplets in Dipolar Molecular GasesRecent experiments with degenerate molecular gases dressed by elliptically polarized microwave fields have enabled new control of dipolar interactions via engineered anisotropy. We reveal a symmetry…D. Baillie·May 28, 2026SaveLearn
Decaying superfluid turbulence near an anomalous non-thermal fixed pointWe investigate anomalously slow coarsening in a dilute two-dimensional (2d) superfluid closed with respect to particle and energy exchange with the environment. The dynamics is demonstrated to be…Niklas Rasch, Thomas Gasenzer·May 28, 2026SaveLearn
Symmetry and integrability in the anyon-Hubbard modelRecent cold atom experiments have realized one-dimensional anyons and enabled the tuning of 1D~statistics between bosons and fermions. Here, we analyze the symmetries, integrability, and resulting…Martin Bonkhoff, Grennon Gurney, Friethjof Theel et al.·May 27, 2026SaveLearn
Hall effect in multi-leg bosonic laddersWe use bosonization to analyze the ground state Hall response of interacting bosonic N-leg ladders threaded by a flux. We derive an explicit expression of the Hall imbalance in a perturbative…Edmond Orignac, Roberta Citro, Thierry Giamarchi·May 27, 2026SaveLearn
Dark-Soliton Branch Blocking in Transonic Bose--Einstein Condensate FlowsAcoustic horizons in Bose--Einstein condensates are usually characterized through long-wavelength Bogoliubov phonons. We study a nonlinear counterpart: whether a one-dimensional dark-soliton branch…Edilberto O. Silva·May 27, 2026SaveLearn
Lattice-Trapped Atom Interferometry with a Bose-Einstein condensate: Observation and Control of InteractionsPrecision interferometry with atomic wavepackets confined in a one-dimensional optical lattice is an emergent paradigm in quantum sensing of forces and fields, with applications in gravimetry,…Emmett Hough, Tahiyat Rahman, Forest Tschirhart et al.·May 26, 2026SaveLearn
Quantum Resistance Paradox of Low-Dimensional SuperfluidsResistance in standard conductors decreases with increasing cross-section. Yet, in low-dimensional superconductors and superfluids residual resistance arises from topological fluctuations of the…Simon Wili, Meng-Zi Huang, Tommaso Bonaccorsi et al.·May 26, 2026SaveLearn