Dynamics of interacting particles on a rhombus chain: Aharonov-Bohm caging and inverse Anderson transitionThe Aharonov-Bohm (AB) caging is the phenomenon of extreme localization of particles experiencing magnetic field in certain tight binding lattices. While the AB caging involves the localization of…Sitaram Maity, Biswajit Paul, Soumya Prakash Sharma et al.·Sep 9, 2024SaveLearn
Many-Body Dephasing by Hole Motion in a Spin-Orbit-Coupled Mott InsulatorWe use Ramsey interferometry to study spin dynamics in the strongly interacting regime of spin-orbit-coupled quantum gases in one-dimensional optical lattices. We observe an intrinsic many-body…A. Ghermaoui, M. Bosch Aguilera, R. Bouganne et al.·Sep 9, 2024SaveLearn
Macroscopic self-trapping in the dynamical tunneling of a Bose-Einstein condensateA Bose-Einstein condensate in a modulated, one-dimensional, anharmonic potential can exhibit dynamical tunneling between islands of regular motion in phase space. With increasingly repulsive atomic…Sebastian Wüster, Joy Cree, Matthew J. Davis·Sep 9, 2024SaveLearn
Emergent interaction-induced topology in Bose-Hubbard laddersWe investigate the quantum many-body dynamics of bosonic atoms hopping in a two-leg ladder with strong on-site contact interactions. We observe that when the atoms are prepared in a staggered pattern…David Wellnitz, Gustavo A. Domínguez-Castro, Thomas Bilitewski et al.·Sep 8, 2024SaveLearn
Thermodynamics of Spin-Imbalanced Fermi Gases with SU(N) Symmetric InteractionThermodynamics of degenerate Fermi gases has been extensively studied through various aspects such as Pauli blocking effects, collective modes, BCS superfluidity, and more. Despite this,…Chengdong He, Xin-Yuan Gao, Ka Kwan Pak et al.·Sep 8, 2024SaveLearn
Vortex dynamics in two-dimensional supersolidsWe investigate the dynamics of quantized vortices in a model two-dimensional supersolid. Starting from an effective action that captures the dynamics of the superfluid condensate and its coupling to…Chi-Deuk Yoo, Alan T. Dorsey·Sep 7, 2024SaveLearn
Resonant light scattering by a slab of ultracold atomsA gas of ultracold atoms probed with laser light is a nearly-ideal experimental realization of a medium of resonant point-like scatterers, a key problem from condensed matter to biology or photonics.…R. Vatré, R. Lopes, J. Beugnon et al.·Sep 6, 2024SaveLearn
Shapiro steps in strongly-interacting Fermi gasesWe report the observation of Shapiro steps in a periodically driven Josephson junction between strongly-interacting Fermi superfluids of ultracold atoms. We observe quantized plateaus in the…Giulia Del Pace, Diego Hernández-Rajkov, Vijay Pal Singh et al.·Sep 5, 2024SaveLearn
Medium-enhanced polaron repulsion in a dilute Bose mixtureWe investigate the fundamental problem of a small density of bosonic impurities immersed in a dilute Bose gas at zero temperature. Using a rigorous perturbative expansion, we show that the presence…Jesper Levinsen, Olivier Bleu, Meera M. Parish·Sep 5, 2024SaveLearn
Observation of Shapiro steps in an ultracold atomic Josephson junctionThe current-voltage characteristic of a driven superconducting Josephson junction displays discrete steps. This phenomenon, called the Shapiro steps, forms today's voltage standard! Here, we…Erik Bernhart, Marvin Röhrle, Vijay Pal Singh et al.·Sep 5, 2024SaveLearn
Regimes of Steady-State Turbulence in a Quantum FluidWe simulate the Gross-Pitaevskii equation to model the development of turbulence in a quantum fluid confined by a cuboid box potential, and forced by shaking along one axis. We observe the…Tommy Z. Fischer, Ashton S. Bradley·Sep 5, 2024SaveLearn
Dissipative Nonlinear Thouless Pumping of Temporal SolitonsThe interplay between topology and soliton is a central topic in nonlinear topological physics. So far, most studies have been confined to conservative settings. Here, we explore Thouless pumping of…Xuzhen Cao, Chunyu Jia, Ying Hu et al.·Sep 5, 2024SaveLearn
Bounds on detection of Bell correlations with entangled ultra-cold atoms in optical lattices under occupation defectsBell non-locality stems from quantum correlations effectively identified using inequalities. Spin chains, simulated with ultra-cold atoms in optical lattices, Rydberg atoms in tweezer arrays, trapped…Tanausú Hernández Yanes, Youcef Bamaara, Alice Sinatra et al.·Sep 4, 2024SaveLearn
Fully polarized Fermi systems at finite temperatureWe propose a simple model of an interacting, fully spin--polarized Fermi gas in dimensions d=2 and d=3, and derive the approximate expression for the energy spectrum and the corresponding formula…Krzysztof Myśliwy, Marek Napiórkowski·Sep 4, 2024SaveLearn
Heisenberg-limit spin squeezing with spin Bogoliubov HamiltonianIt is well established that the optimal spin squeezing under a one-axis-twisting Hamiltonian follows a scaling law of J-2/3 for J interacting atoms after a quench dynamics. Here we prove…Jun Zhang, Sheng Chang, Wenxian Zhang·Sep 4, 2024SaveLearn
Interaction imbalanced spin-orbit coupled quantum dropletsWe explore the ground states and quench dynamics of one-dimensional quantum droplets with spin-orbit coupling (SOC) and an imbalance in intracomponent interactions. A plethora of miscible ground…Sonali Gangwar, Rajamanickam Ravisankar, S. I. Mistakidis et al.·Sep 3, 2024SaveLearn
Vector rogue waves in spin-1 Bose-Einstein condensates with spin-orbit couplingWe analytically and numerically study three-component rogue waves (RWs) in spin-1 Bose-Einstein condensates with Raman-induced spin-orbit coupling (SOC). Using the multiscale perturbative method, we…Jun-Tao He, Hui-Jun Li, Ji Lin et al.·Sep 3, 2024SaveLearn
Pairing transitions in a Binary Bose GasThe stable Bardeen-Schrieffer-Cooper (BCS) pairing state of a bosonic system has long been sought theoretically and experimentally. Here we study the BCS state of a binary Bose gas with s-wave…Zesheng Shen, Lan Yin·Sep 3, 2024SaveLearn
Many-body phases from effective geometrical frustration and long-range interactions in a subwavelength latticeGeometrical frustration and long-range couplings are key contributors to create quantum phases with different properties throughout physics. We propose a scheme where both ingredients naturally…Domantas Burba, Gediminas Juzeliūnas, Ian B. Spielman et al.·Sep 2, 2024SaveLearn
How Subradiance Enables Nonlinearity in Weakly Driven Quantum ArraysHarnessing the nonlinear response of a medium is essential for applications including frequency conversion and light amplification, as well as for the generation of quantum many-body correlations of…Orazio Scarlatella, Nigel R. Cooper·Sep 2, 2024SaveLearn
Correlations in interacting electron liquids: Many-body statistics and hyperuniformityDisordered hyperuniform many-body systems are exotic states of matter with novel optical, transport, and mechanical properties. These systems are characterized by an anomalous suppression of…Haina Wang, Rhine Samajdar, Salvatore Torquato·Sep 2, 2024SaveLearn
`Triviality' of universal relations for disordered systemsThe universal relations for spin-1/2 fermions with contact interaction in the presence of quenched disorder are discussed. The disorder is modeled by a random external potential with the Gaussian…V. Pastukhov·Sep 2, 2024SaveLearn
Increasing superconducting Tc by layering in the attractive Hubbard modelThe attractive Hubbard model has become a model readily realizable with ultracold atoms on optical lattices. However, the superconducting (superfluid) critical temperatures, Tc's, are still…Rodrigo A. Fontenele, Natanael C. Costa, Thereza Paiva et al.·Aug 30, 2024SaveLearn
When does a Fermi puddle become a Fermi sea? Emergence of pairing in two-dimensional trapped mesoscopic Fermi gasesPairing lies at the heart of superfluidity in fermionic systems. Motivated by recent experiments in mesoscopic Fermi gases, we study up to six fermionic atoms with equal masses and equal populations…Emma K. Laird, Brendan C. Mulkerin, Jia Wang et al.·Aug 30, 2024SaveLearn
Roadmap to vortex nucleation below critical rotation frequency in a dipolar Bose-Einstein condensateThe formation of quantized vortices in a superfluid above a certain critical trap rotation frequency serves as a hallmark signature of superfluidity. Based on the beyond mean field framework, crucial…Soumyadeep Halder, Hari Sadhan Ghosh, Arpana Saboo et al.·Aug 30, 2024SaveLearn