Dynamic transition of the generalized Jaynes-Cummings model: multi-particles and inter-particle interaction effectsHow environments affect dynamics of quantum systems remains a central question in understanding transitions between quantum and classical phenomena and optimizing quantum technologies. A paradigm…Wen Liang, Zhenhua Yu·Dec 30, 2024SaveLearn
Anyonization of bosonsAnyons are low-dimensional quasiparticles that obey fractional statistics, hence interpolating between bosons and fermions. In two dimensions, they exist as elementary excitations of fractional…Sudipta Dhar, Botao Wang, Milena Horvath et al.·Dec 30, 2024SaveLearn
Entanglement as a topological marker in harmonically confined attractive Fermi-Hubbard chainsWe investigate the single-site von Neumann entropy along a harmonically confined superfluid chain, as described by the one-dimensional fermionic Hubbard model with strongly attractive interactions.…Marina Sanino, Isaac Carvalho, Vivian França·Dec 29, 2024SaveLearn
Properties of a static dipolar impurity in a 2D dipolar BECWe study a system of ultra cold dipolar Bose gas atoms confined in a two-dimensional (2D) harmonic trap with a dipolar impurity implanted at the center of the trap. Due to recent experimental…Neelam Shukla, Jeremy R Armstrong·Dec 28, 2024SaveLearn
Thermal amplification and melting of phases in spin-orbit-coupled spin-1 Bose-Einstein condensatesWe implement Hartree-Fock-Bogoliubov theory with Popov approximation for a homogeneous Raman-induced spin-orbit-coupled spin-1 Bose-Einstein condensate and investigate the effects of finite…Ritu, Rajat, Arko Roy et al.·Dec 26, 2024SaveLearn
Experimental particle production in time-dependent spacetimes: a one-dimensional scattering problemWe experimentally study cosmological particle production in a two-dimensional Bose-Einstein condensate, whose density excitations map to an analog cosmology. The expansion of spacetime is realized…Marius Sparn, Elinor Kath, Nikolas Liebster et al.·Dec 25, 2024SaveLearn
Dynamics of Topological Defects in a Rashba Spin-Orbit Coupled Bose-Einstein CondensateWe investigate the quench dynamics of a two-dimensional Rashba spin-orbit coupled Bose-Einstein condensate. Our study focuses on quenching the system from a zero-momentum phase to a plane-wave phase.…Sheng Liu, Yong-Sheng Zhang·Dec 25, 2024SaveLearn
Topological phases protected by projective space-time inversion symmetry in alkaline-earth-metal-like atomsAn important aspect in categorizing topological phases is whether the system is spinless or spinful, given that these classes exhibit distinct symmetry algebras, leading to disparate topological…Xiaofan Zhou, Suotang Jia, Jian-Song Pan·Dec 24, 2024SaveLearn
Interaction-induced chiral-transport inversionWe investigate the chiral dynamics of locally interacting bosons in a two-leg flux ladder, where on-site interactions, despite being fully isotropic, counterintuitively reverse the flux-induced…Li Pan, Qian Liang, Chang-An Yang et al.·Dec 24, 2024SaveLearn
Bose-Einstein condensation of THz photons in an optical microcavity with Landau-quantized electronsWe present a theoretical model for a coherent terahertz radiation source based on Bose-Einstein condensate of incoherently pumped microcavity photons. Energy relaxation is provided by inelastic…Timofey V. Maximov, Norayr A. Asriyan, Igor L. Kurbakov et al.·Dec 24, 2024SaveLearn
N-photon bundles emission in high-spin Jaynes-Cummings modelHigh-spin quantum systems, endowed with rich internal degrees of freedom, constitute a promising platform for manipulating high-quality n-photon states. In this study, we explore n-photon bundles…Huanhuan Wei, Jing Tang, Yuangang Deng·Dec 24, 2024SaveLearn
Third-Order Exceptional Point in Non-Hermitian Spin-Orbit-Coupled cold atomsExceptional points (EPs) has seen substantial advances in both experiment and theory. However, in quantum systems, higher-order exceptional points remain of great interest and possess numerous…Yu-Jun Liu, Ka Kwan Pak, Peng Ren et al.·Dec 23, 2024SaveLearn
Emergence of nonequilibrium Lieb excitations in periodically driven strongly interacting bosonsWe study the exact nonequilibrium spectral function of a gas of strongly correlated Tonks-Girardeau bosons subjected to a strong periodic drive. Utilizing the theory of Floquet spectral function in…Hoshu Hiyane, Giedrius Žlabys, Thomas Busch et al.·Dec 23, 2024SaveLearn
Scattering halos in strongly interacting Feshbach molecular Bose-Einstein condensatesWe investigate the scattering halos resulting from collisions between discrete momentum components in the time-of-flight expansion of interaction-tunable 6 Li2 molecular Bose-Einstein…Yuying Chen, Zhengxi Zhang, Chi-Kin Lai et al.·Dec 23, 2024SaveLearn
Nonlinear stage of modulational instability in repulsive two-component Bose-Einstein condensatesModulational instability (MI) is a fundamental phenomenon in the study of nonlinear dynamics, spanning diverse areas such as shallow water waves, optics, and ultracold atomic gases. In particular,…S. Mossman, S. I. Mistakidis, G. C. Katsimiga et al.·Dec 22, 2024SaveLearn
Beyond-mean-field analysis of the Townes soliton and its breathing modeBy using the Bogoliubov perturbation theory we describe the self-bound ground state and excited breathing states of N two-dimensional bosons with zero-range attractive interactions. Our results for…D. S. Petrov·Dec 22, 2024SaveLearn
Many-body interferometry of one-dimensional integrable systemsWe propose using many-body Ramsey interferometry to measure non-equilibrium correlation functions of one-dimensional (1D) integrable systems. The 1D transverse-field Ising model, which is conjectured…Maksims Arzamasovs, Min Liu, Yue Zhang et al.·Dec 20, 2024SaveLearn
Supersolid spectroscopyWe develop a linear response theory to provide a unified description of two recent spectroscopy protocols for probing one-dimensional supersolid states realized in cold-atom systems. Both protocols…L. M. Platt, D. Baillie, P. B. Blakie·Dec 20, 2024SaveLearn
Emergence of a Landau level structure in dark optical latticesAn optical flux lattice is a set of light beams that couple different internal states of an atom, thereby producing topological energy bands. Here we present a configuration in which the atoms…Sylvain Nascimbene, Jean Dalibard·Dec 19, 2024SaveLearn
Ground State Phases and Topological Excitations of Spin-1 Bose-Einstein Condensate in Twisted Optical LatticesRecently, the simulation of moiré physics using cold atom platforms has gained significant attention. These platforms provide an opportunity to explore novel aspects of moiré physics that go beyond…Tian-Tian Li, Ze-Hong Guo, Xiao-Ning Wang et al.·Dec 19, 2024SaveLearn
Adiabatic preparation of a number-conserving atomic Majorana phaseWe construct a protocol to adiabatically prepare the ground state of a widely discussed number-conserving model Hamiltonian for ultracold atoms in optical lattices that supports Majorana edge states.…Benjamin Michen, Tim Pokart, Jan Carl Budich·Dec 18, 2024SaveLearn
Determining the 3P0 excited-state tune-out wavelength of 174Yb in a triple-magic latticePrecise state-dependent control of optical potentials is of great importance for various applications utilizing cold neutral atoms. In particular, tune-out wavelengths for the clock state pair in…Tim O. Höhn, René A. Villela, Er Zu et al.·Dec 18, 2024SaveLearn
Double sine-Gordon class of universal coarsening dynamics in a spin-1 Bose gasFar from equilibrium, universal dynamics prevails in many different situations, from pattern coarsening to turbulence. A central longstanding problem concerns the development of a theory of…Ido Siovitz, Anna-Maria E. Glück, Yannick Deller et al.·Dec 18, 2024SaveLearn
Probing supersolidity through excitations in a spin-orbit-coupled Bose-Einstein condensateSpin-orbit-coupled Bose-Einstein condensates are a flexible experimental platform to engineer synthetic quantum many-body systems. In particular, they host the so-called stripe phase, an instance of…C. S. Chisholm, S. Hirthe, V. B. Makhalov et al.·Dec 18, 2024SaveLearn
The SU(N) Fermi-Hubbard Model on two sites: Bethe Ansatz solution and Quantum Phase Transition of the Lipkin-Meshkov-Glick Model in the large-N limitWe show that the SU(N) Fermi-Hubbard model (FHM) on two sites, where N is the number of flavors of each fermion, corresponds to an exactly solvable two-level many-boson model that Richardson [J.…Pierre Nataf·Dec 17, 2024SaveLearn