Counterflow leads to roton spectra in locally interacting superfluidsThe dynamics of strongly interacting quantum fluids such as Helium II are fundamentally distinct from those of dilute, contact-interacting atomic Bose-Einstein condensates. Most dramatically,…Samuel Alperin, Eddy Timmermans·Jul 11, 2025SaveLearn
Spin-only dynamics of the multi-species nonreciprocal Dicke modelThe Hepp-Lieb-Dicke model is ubiquitous in cavity quantum electrodynamics, describing spin-cavity coupling which does not conserve excitation number. Coupling the closed spin-cavity system to an…Joseph Jachinowski, Peter B. Littlewood·Jul 10, 2025SaveLearn
Quench spectroscopy for Lieb-Liniger bosons in the presence of harmonic trapQuench spectroscopy has emerged as a novel and powerful technique for probing the energy spectrum of various quantum phases for quantum systems from out-of-equilibrium dynamics. While its efficacy…Jiachen Yu, Yuanzhe Hu, Wenhan Chen et al.·Jul 10, 2025SaveLearn
Soliton and traveling wave solutions in coupled one-dimensional condensatesUltracold condensates provide a unique platform for exploring soliton physics. Motivated by the recent experiments realizing the sine-Gordon model in a split one-dimensional (1D) BEC, we demonstrate…Zeyu Rao, Xiaoshui Lin, Jingsong He et al.·Jul 9, 2025SaveLearn
Fast Coherent Splitting of Bose-Einstein CondensatesPreparation of non-trivial quantum states without introducing unwanted excitations or decoherence remains a central challenge in utilizing ultracold atomic systems for quantum simulation. We employ…Yevhenii Kuriatnikov, Nikolaus Würkner, Karthikeyan Kumaran et al.·Jul 9, 2025SaveLearn
Quantum vortex dipole as a probe of the normal component distributionWe investigate the dynamics of quantum vortex dipoles in a strongly interacting, spin-imbalanced Fermi superfluid at zero temperature. Using fully microscopic time-dependent density functional…Andrea Barresi, Piotr Magierski, Gabriel Wlazłowski·Jul 8, 2025SaveLearn
Oscillation-Induced Frequency Generation in 1D Quantum Droplets under Harmonic-Gaussian ConfinementsWe explore the dynamical behavior of one-dimensional quantum droplets (QDs) governed by the extended Gross-Pitaevskii equation, under harmonic confinement supplemented by a static or time-dependent…Jagnyaseni Jogania, Saurab Das, Ajay Nath et al.·Jul 8, 2025SaveLearn
Variational Approach to the Snake Instability of a Bose-Einstein Condensate SolitonSolitons are striking manifestations of nonlinearity, encountered in diverse physical systems such as water waves, nonlinear optics, and Bose-Einstein condensates (BECs). In BECs, dark solitons…Umut Tanyeri, Mehmet Atakan Gürkan, Ahmet Keleş et al.·Jul 7, 2025SaveLearn
Thermal relaxation and the complete set of second order transport coefficients for the unitary Fermi gas from kinetic theoryWe compute the complete set of second order transport coefficients of the unitary Fermi gas, a dilute gas of spin 1/2 particles interacting via an s-wave interaction tuned to infinite scattering…Christian Hall, Thomas Schaefer·Jul 6, 2025SaveLearn
Phenomenological model of decaying Bose polaronsCold atom experiments show that a mobile impurity particle immersed in a Bose-Einstein condensate forms a well-defined quasiparticle (Bose polaron) for weak to moderate impurity-boson interaction…Ragheed Alhyder, Georg M. Bruun, Thomas Pohl et al.·Jul 5, 2025SaveLearn
Microscopy of Ultracold Fermions in Optical LatticesThese lecture notes review recent progress in studying the Fermi-Hubbard model using ultracold gases in optical lattices. We focus on results from quantum gas microscope experiments that have allowed…Waseem S. Bakr, Zengli Ba, Max L. Prichard·Jul 5, 2025SaveLearn
Entropy production and statistical relaxation of dipolar bosons and fermions in interaction quench dynamicsWe study the out-of-equilibrium dynamics of dipolar bosons and fermions after a sudden change in the interaction strength from zero to a finite repulsive value. We simulate the interaction quench on…Barnali Chakrabarti, N D Chavda, F. V. Prudente·Jul 4, 2025SaveLearn
Index Theorem and Vortex Kinetics in Bose-Einstein Condensates on a Haldane Sphere with a Magnetic MonopoleThe geometry-gauge interplay constitutes a fundamental issue in quantum physics, with profound implications spanning from quantum gravity to topological matter. Here, we investigate the dynamic…Xi-Yu Chen, Lijia Jiang, Tao Yang et al.·Jul 4, 2025SaveLearn
Effective anisotropic interaction potentials for pairs of ultracold molecules shielded by a static electric fieldQuantum gases of ultracold polar molecules have novel properties because of the strong dipolar forces between molecules. Current experiments shield the molecules from destructive collisions by…Bijit Mukherjee, Luis Santos, Jeremy M. Hutson·Jul 3, 2025SaveLearn
Analytic Phase Solution and Point Vortex Model for Dipolar Quantum VorticesWe derive an analytic expression for the phase of a quantum vortex in a dipolar Bose-Einstein condensate, capturing anisotropic effects from long-range dipole-dipole interactions. This solution…Ryan Doran, Thomas Bland·Jul 3, 2025SaveLearn
Quantics Tensor Train for solving Gross-Pitaevskii equationWe present a quantum-inspired solver for the one-dimensional Gross-Pitaevskii equation in the Quantics Tensor-Train (QTT) representation. By evolving the system entirely within a low-rank tensor…Aleix Bou-Comas, Marcin Płodzień, Luca Tagliacozzo et al.·Jul 3, 2025SaveLearn
Dynamical correlation functions for the one-dimensional Bose-Hubbard insulatorWe calculate the dynamical current and kinetic-energy correlation functions for the first Mott lobe of the one-dimensional Bose-Hubbard model. We employ the strong-coupling expansion up to sixth…Kevin zu Münster, Florian Gebhard, Satoshi Ejima et al.·Jul 3, 2025SaveLearn
Synergistic Effects of Spin-Orbit Coupling and Intercomponent Interactions in Two-Component (2+1)D Photonic FieldsThe study investigates the formation, stability and dynamic advancement of two-dimensional vortex quantum droplets within binary Bose-Einstein condensates (BECs), shaped by the interplay of photonic…Suri Deekshita, S. Sanjay, S. Saravana Veni et al.·Jul 3, 2025SaveLearn
Impurity immersed in a two-component few-fermion mixture in a one-dimensional harmonic trapWe investigate a one-dimensional three-component few-fermion mixture confined in a parabolic external trap, where one component contains a single particle acting as an impurity. Focusing on the…Marek Teske, Tomasz Sowiński·Jul 2, 2025SaveLearn
Microsecond-scale high-survival and number-resolved detection of ytterbium atom arraysScalable atom-based quantum platforms for simulation, computing, and metrology require fast high-fidelity, low-loss imaging of individual atoms. Standard fluorescence detection methods rely on…Alessandro Muzi Falconi, Riccardo Panza, Sara Sbernardori et al.·Jul 1, 2025SaveLearn
Fractional Shapiro steps in a Cavity-Coupled Josephson ring condensateThe Josephson effect presents a fundamental example of macroscopic quantum coherence as well as a crucial enabler for metrology (e.g. voltage standard), sensing (e.g. Superconducting Quantum…Nalinikanta Pradhan, Rina Kanamoto, M. Bhattacharya et al.·Jul 1, 2025SaveLearn
Dynamics of a dark soliton in a curved 1D Bose-Einstein condensateWe investigate the nonlinear dynamics of dark solitons in a one-dimensional Bose-Einstein condensate confined to a curved geometry. Using the Gross-Pitaevskii equation in curvilinear coordinates and…Jorge A. G. Attie, Emanuel A. L. Henn·Jul 1, 2025SaveLearn
Tensor network methods for the Gross-Pitaevskii equation on fine gridsThe Gross-Pitaevskii equation and its generalisations to dissipative and dipolar gases have been very useful in describing dynamics of cold atomic gases, as well as polaritons and other nonlinear…Ryan J. J. Connor, Callum W. Duncan, Andrew J. Daley·Jul 1, 2025SaveLearn
Quantum Carpets of Higgs particles in a SupersolidSupersolids formed from dipolar Bose-Einstein condensates (BECs) exhibit spontaneous density modulation while maintaining global phase coherence. This state of matter supports gapped amplitude…Koushik Mukherjee, Malte Schubert, Ralf Klemt et al.·Jul 1, 2025SaveLearn
Topology-ferrimagnetism intertwining via weak interactions in Lieb latticesA common wisdom about quantum many-body systems is that emergent phases typically fall into either the Landau-Ginzburg paradigm or topological classifications. Experimentally realizing the…Lei Chen, Bei-Bei Wang, Jianmin Yuan et al.·Jun 30, 2025SaveLearn