Anomalous Casimir effect in an expanding ringThe Casimir effect is a macroscopic evidence of the quantum nature of the vacuum. On a ring, it leads to a finite size correction to the vacuum energy. In this work, we show that this vacuum's…Baptiste Bermond, Adolfo G. Grushin, David Carpentier·Feb 13, 2024SaveLearn
Ultracold LiCr: a new pathway to quantum gases of paramagnetic polar moleculesQuantum gases of doubly-polar molecules represent appealing frameworks for a variety of cross-disciplinary applications, encompassing quantum simulation and computation, controlled quantum chemistry…Stefano Finelli, Alessio Ciamei, Beatrice Restivo et al.·Feb 13, 2024SaveLearn
Sinusoidal magnetic field induced topological excitations in a spin-orbit coupled spinor condensateWe explore topological excitations in a spin-1 Bose-Einstein condensate subjected to an in-plane sinusoidally varying magnetic field and Rashba spin-orbit coupling (SOC). In the absence of SOC, the…Arpana Saboo, Soumyadeep Halder, Subrata Das et al.·Feb 12, 2024SaveLearn
Path Integral Monte Carlo Study of a Doubly-Dipolar Bose GasBy combining first-principles path integral Monte Carlo methods and mean-field techniques, we explore the properties of cylindrically trapped doubly-dipolar Bose gases. We first verify the emergence…Ratheejit Ghosh, Matteo Ciardi, Rejish Nath et al.·Feb 12, 2024SaveLearn
Ab initio simulations of the thermodynamic properties and phase transition of Fermi systems based on fictitious identical particles and physics-informed neural networksFictitious identical particle thermodynamics has emerged as a powerful tool to overcome the fermion sign problem, enabling highly accurate simulations of one thousand fermions in warm dense matter…Yunuo Xiong, Hongwei Xiong·Feb 11, 2024SaveLearn
Superfluid transition of disordered dipolar Fermi gases in a 2D latticeWe consider a superfluid transition in two-component dipolar Fermi gases in a two-dimensional lattice with a weak on-site disorder. The momentum dependent dipole-dipole interaction amplitude violates…V. Y. Pinchenkova, S. I. Matveenko, G. V. Shlyapnikov·Feb 10, 2024SaveLearn
Bipolaron in one-dimensional SU(3) fermions with three-body interactionThe properties of the one-dimensional SU(3) population-imbalanced fermions are discussed. The system is assumed to be in the two-body resonance where all two-body scattering lengths diverge, and…O. Hryhorchak, G. Panochko, V. Pastukhov·Feb 10, 2024SaveLearn
Loss induced collective mode in one-dimensional Bose gasesWe show that two-body losses induce a collective excitation in a harmonically trapped one-dimensional Bose gas, even in the absence of a quench in the trap or any other external perturbation.…Jeff Maki, Lorenzo Rosso, Leonardo Mazza et al.·Feb 8, 2024SaveLearn
Absence of the breakdown of ferrodark solitons exhibiting a snake instabilityWe investigate the dynamical stability and real time dynamics of the two-types of ferrodark solitons (FDSs) which occur as topological magnetic domain walls in the easy-plane phase of a…Xiaoquan Yu, P. B. Blakie·Feb 8, 2024SaveLearn
Matter-wave interferometers with trapped strongly interacting Feshbach moleculesWe implement two types of matter-wave interferometers using trapped Bose-condensed Feshbach molecules, from weak to strong interactions. In each case, we focus on investigating interaction effects…Chen Li, Qi Liang, Pradyumna Paranjape et al.·Feb 7, 2024SaveLearn
Quantum vortex stability in draining fluid flowsQuantum vortices with more than a single circulation quantum are usually unstable and decay into clusters of smaller vortices. One way to prevent the decay is to place the vortex at the centre of a…Sam Patrick·Feb 7, 2024SaveLearn
Nonuniversal Equation of State of a Quasi-2D Bose Gas in Dimensional CrossoverEquation of state (EOS) for a pure two-dimensional (2D) Bose gas exhibits a logarithmic dependence on the s-wave scattering length [L. Salasnich, Phys. Rev. Lett. 118, 130402 (2017)]. The pronounced…Xiaoran Ye, Tao Yu, Zhaoxin Liang·Feb 7, 2024SaveLearn
Resonance Cascades and Number TheoryIn this article, we are interested in situations where the existence of a contiguous cascade of quantum resonant transitions is predicated on the validity of a particular statement in number theory.…Oleksandr V. Marchukov, Maxim Olshanii·Feb 6, 2024SaveLearn
Functional renormalisation group approach to the finite-temperature Bose polaronThe functional renormalisation group (FRG) approach is employed to study Bose polarons at finite temperatures in the regime of strong attractive bath-impurity interactions. Both two- and…Felipe Isaule·Feb 6, 2024SaveLearn
Exotic Superfluid with Emergent flux in a one-dimensional Bose-Fermi mixtureWe find a novel chiral superfluid (CSF) phase in a one-dimensional Bose-Fermi Hubbard model with significant mass and density imbalance between the two species. In the CSF phase, bosons condensate at…Qi Song, Jie Lou, Yan Chen·Feb 6, 2024SaveLearn
Probing early phase coarsening in a rapidly quenched Bose gas using off-resonant matter-wave interferometryWe experimentally investigate the evolution of spatial phase correlations in a rapidly quenched inhomogeneous Bose gas of rubidium using off-resonant matter-wave interferometry. We measure the phase…Tenzin Rabga, Yangheon Lee, Yong-il Shin·Feb 6, 2024SaveLearn
Bound impurities in a one-dimensional Bose lattice gas: low-energy properties and quench-induced dynamicsWe study two mobile bosonic impurities immersed in a one-dimensional optical lattice and interacting with a bosonic bath. We employ the exact diagonalization method for small periodic lattices to…Felipe Isaule, Abel Rojo-Francàs, Bruno Juliá-Díaz·Feb 5, 2024SaveLearn
Amorphous quantum magnets in a two-dimensional Rydberg atom arrayAmorphous solids, i.e., systems which feature well-defined short-range properties but lack long-range order, constitute an important research topic in condensed matter. While their microscopic…Sergi Julià-Farré, Joseph Vovrosh, Alexandre Dauphin·Feb 5, 2024SaveLearn
Information theoretic measures on quantum droplets in ultracold atomic systemsWe consider Shannon entropy, Fisher information, Rényi entropy, and Tsallis entropy to study the quantum droplet phase in Bose-Einstein condensates. In the beyond mean-field description, the…Sk Siddik, Golam Ali Sekh·Feb 5, 2024SaveLearn
Large-scale characterization of Cu2O monocrystals via Rydberg excitonsRydberg states of excitons can reach microns in size and require extremely pure crystals. We introduce an experimental method for the rapid and spatially-resolved characterization of Rydberg excitons…Kerwan Morin, Delphine Lagarde, Angélique Gillet et al.·Feb 5, 2024SaveLearn
Chiral switching of many-body steady states in a dissipative Rydberg gasDissipative Rydberg gases are an outstanding platform for the investigation of many-body quantum open systems. Despite the wealth of existing studies, the non-equilibrium dynamics of dissipative…Chongwu Xie, Konghao Sun, Kang-Da Wu et al.·Feb 5, 2024SaveLearn
Realizing and detecting Stiefel-Whitney insulators in an optical Raman latticeWe propose a feasible scheme to realize a four-band Stiefel-Whitney insultor (SWI) with spin-orbit coupled ultracold atoms in an optical Raman lattice. Four selected spin states are coupled by…Jian-Te Wang, Jing-Xin Liu, Hai-Tao Ding et al.·Feb 5, 2024SaveLearn
Pairing properties of an odd-frequency superfluid Fermi gasWe theoretically investigate strong-coupling properties of an odd-frequency Fermi superfluid. This pairing state has the unique property that Cooper pairs are formed between fermions, not at the same…Shumpei Iwasaki, Taira Kawamura, Koki Manabe et al.·Feb 3, 2024SaveLearn
Three-body scattering area for particles with infinite or zero scattering length in two dimensionsWe derive the asymptotic expansions of the wave function of three particles having equal mass with finite-range interactions and infinite or zero two-dimensional scattering length colliding at zero…Junjie Liang, Shina Tan·Feb 3, 2024SaveLearn
Thermocrystallization of lattice dipolar bosons coupled to a high-finesse cavityInvestigating finite temperature effects on quantum phases is key to their experimental realization. Finite temperature, and the interplay between quantum and thermal fluctuations can undermine…Yaghmorassene Hebib, Chao Zhang, Massimo Boninsegni et al.·Feb 3, 2024SaveLearn