Atom Optics with Cold BosonsTrapped bosonic atoms can be cooled down to temperatures where the atomic cloud experiences Bose-Einstein condensation. Almost all atoms in a dilute gaseous system can be Bose-condensed, which…V. I. Yukalov, E. P. Yukalova·Jun 25, 2024SaveLearn
Characterising transport in a quantum gas by measuring Drude weightsTransport properties play a crucial role in defining materials as insulators, metals, or superconductors. A fundamental parameter in this regard is the Drude weight, which quantify the ballistic…Philipp Schüttelkopf, Mohammadamin Tajik, Nataliia Bazhan et al.·Jun 25, 2024SaveLearn
Phase driven unconventional superradiance phase transition in non-Hermitian cascaded quantum Rabi cavitiesThis study investigates phase-driven symmetry breaking leading to superradiance phase transitions in cascaded non-Hermitian quantum Rabi cavities. Non-Hermiticity is introduced via the phase coupling…Shujie Cheng, Shuai-Peng Wang, G. D. M. Neto et al.·Jun 24, 2024SaveLearn
Phase diagram of non-Hermitian BCS superfluids in a dissipative asymmetric Hubbard modelWe investigate the non-Hermitian (NH) attractive Fermi-Hubbard model with asymmetric hopping and complex-valued interactions, which can be realized by collective one-body loss and two-body loss. By…Soma Takemori, Kazuki Yamamoto, Akihisa Koga·Jun 24, 2024SaveLearn
Realizing a spatially correlated lattice interferometerAtom interferometers provide a powerful tool for measuring physical constants and testifying fundamental physics with unprecedented precision. Conventional atom interferometry focuses on the phase…Peng Peng, Dekai Mao, Yi Liang et al.·Jun 24, 2024SaveLearn
Photon-assisted tunneling resonantly controlling spin current of a spin-orbit-coupled atom in a toroidal trapThe periodic flashing potential has proven to be a powerful tool for investigating directed atomic currents. By applying the flashing ring-shaped potential to spin-orbit (SO) coupled, noninteracting…Zhiqiang Li, Xiaoxiao Hu, Zhao-Yun Zeng et al.·Jun 23, 2024SaveLearn
Excitonic Bose-polarons in electron-hole bilayersBose polarons are mobile impurities dressed by density fluctuations of a surrounding degenerate Bose gas. These many-body objects have been realized in ultracold atomic gasses and become a subject of…E. A. Szwed, B. Vermilyea, D. J. Choksy et al.·Jun 21, 2024SaveLearn
Quantum vortices in fermionic superfluids: from ultracold atoms to neutron starsSuperfluid dilute neutron matter and ultracold gas, close to the unitary regime, exhibit several similarities. Therefore, to a certain extent, fermionic ultracold gases may serve as emulators of…Piotr Magierski, Andrea Barresi, Andrzej Makowski et al.·Jun 20, 2024SaveLearn
Emergent Universal Drag Law in a Model of SuperflowDespite the fundamentally different dissipation mechanisms, many laws and phenomena of classical turbulence equivalently manifest in quantum turbulence. The Reynolds law of dynamical similarity…Maarten T. M. Christenhusz, Arghavan Safavi-Naini, Halina Rubinsztein-Dunlop et al.·Jun 20, 2024SaveLearn
Synthetic spin-orbit coupling for the multispin models in optical latticesThe essential role of synthetic spin-orbit coupling in discovering new topological matter phases with cold atoms is widely acknowledged. However, the engineering of spin-orbit coupling remains…Zhen Zheng, Yan-Qing Zhu, Shanchao Zhang et al.·Jun 20, 2024SaveLearn
Quantum analog to flapping of flags: interface instability for co-flow binary superfluidsWe study the interface dynamics in immiscible binary superfluids using its holographic description, which naturally consists of an inviscid superfluid component and a viscous normal fluid component.…Yuping An, Li Li, Huabi Zeng·Jun 20, 2024SaveLearn
Interactions mediated by atoms, photons, electrons, and excitonsInteractions between quasiparticles mediated by a surrounding environment are ubiquitous and lead to a range of important effects from collective modes of low temperature quantum gases,…Rosario Paredes, Georg Bruun, Arturo Camacho-Guardian·Jun 19, 2024SaveLearn
Bose-Einstein condensation of polaritons at room temperature in a GaAs/AlGaAs structureWe report the canonical properties of Bose-Einstein condensation of polaritons, seen previously in many low-temperature experiments, at room temperature in a GaAs/AlGaAs structure. These effects…Hassan Alnatah, Qi Yao, Qiaochu Wan et al.·Jun 19, 2024SaveLearn
Dynamical Instabilities of Strongly Interacting Ultracold Fermions in an Optical CavityRecent quench experiments on ultra cold fermions in optical cavities provide a clean platform for studying how long-range interactions between fermions structure their dynamics. Motivated by these…Filip Marijanović, Sambuddha Chattopadhyay, Luka Skolc et al.·Jun 19, 2024SaveLearn
Quantum geometry of bosonic Bogoliubov quasiparticlesBosonic Bogoliubov de Gennes (BBdG) Hamiltonians describe the excitations of weakly interacting Bose condensates as well as photonic systems under parametric driving. Their topological features have…Isaac Tesfaye, André Eckardt·Jun 18, 2024SaveLearn
Borromean supercounterfluids at finite temperaturesWhile the properties of standard (single-component) superfluids are well understood, principal differences arise in a special type of multicomponent systems -- the so-called Borromean…Alexandru Golic, Igor Timoshuk, Egor Babaev et al.·Jun 18, 2024SaveLearn
Extracting work from coherence in a two-mode Bose-Einstein condensateWe show how work can be extracted from number-state coherence in a two-mode Bose-Einstein condensate. With careful tuning of parameters, a sequence of thermodynamically reversible steps transforms a…L. A. Williamson, F. Cerisola, J. Anders et al.·Jun 18, 2024SaveLearn
Driven-Dissipative Dynamics of Ultracold Atoms Trapped in an Array of Harmonic PotentialsWe investigate the dynamics of a gas of ultracold atoms that are trapped in an array of harmonic potentials and that interacts with a Bose-Einstein condensate (BEC) that acts as a reservoir of…Roland Cristopher F. Caballar·Jun 18, 2024SaveLearn
Weak Superfluidity in Twisted Optical PotentialsA controlled twist between different underlying lattices allows one to interpolate, under a unified framework, across ordered and (quasi-)disordered matter while drastically changing quantum…Dean Johnstone, Shanya Mishra, Zhaoxuan Zhu et al.·Jun 18, 2024SaveLearn
Universal spectrum of isolated three-body resonancesThe exact wavefunction of an isolated three-body resonance at finite scattering length is obtained for two identical particles interacting with another one via a pairwise zero-range potential. The…Ludovic Pricoupenko·Jun 17, 2024SaveLearn
Precision measurement for open systems by non-hermitian linear responseThe lower bound of estimated precision for a coherent parameter unitarily encoded in closed systems has been obtained, and such a lower bound is inversely proportional to the fluctuation of the…Peng Xu, Gang Chen·Jun 17, 2024SaveLearn
Green's function approach to interacting lattice polaritons and optical nonlinearities in subwavelength arrays of quantum emittersSub-wavelength arrays of quantum emitters offer an efficient free-space approach to coherent light-matter interfacing, using ultracold atoms or two-dimensional solid-state quantum materials. The…Simon Panyella Pedersen, Georg M. Bruun, Thomas Pohl·Jun 14, 2024SaveLearn
Stability of persistent currents in superfluid fermionic ringsWe investigate the stability of persistent currents in superfluid fermionic gases confined to a ring geometry. Our study, conducted at zero temperature using time-dependent density functional theory,…Klejdja Xhani, Andrea Barresi, Marek Tylutki et al.·Jun 14, 2024SaveLearn
A high-flux cold-atom source utilising a grating atom chipBose-Einstein condensates (BECs) have been proposed for many applications in atom interferometry, as their coherence over long evolution times promises unprecedented sensitivity. To date, BECs can be…Hendrik Heine, Melanie S Le Gonidec, Aidan S Arnold et al.·Jun 14, 2024SaveLearn
Resonant analogue configurations in atomic condensatesAs a contribution to a memorial volume, we provide a comprehensive discussion of resonant configurations in analogue gravity, focusing on its implementation in atomic condensates and combining review…Juan Ramón Muñoz de Nova, Pablo Fernández Palacios, Pedro Alcázar Guerrero et al.·Jun 14, 2024SaveLearn