Dynamical role of quantum signatures in quantum thermometry Author(s): Michele M. Feyles, Luca Mancino, Marco Sbroscia, Ilaria Gianani, and Marco BarbieriNonequilibrium quantum thermometry is a central topic for both fundamental and technological purposes. It …
Information backflow as a resource for entanglement Author(s): Nicolás Mirkin, Pablo Poggi, and Diego WisniackiThe issue of whether non-Markovianity (NM) could be considered as a resource in quantum information has been a subject of intense debate in r …
Anomalous geometric spin Hall effect of light Author(s): Zhen-Lai Wang and Xiang-Song ChenThe geometric spin Hall effect of light (GSHEL), similar to the spin Hall effect of light, is also a spin-dependent shift in the centroid of light intensity …
Characterization of a quasistatic environment with a qubit Author(s): Fattah Sakuldee and Łukasz CywińskiThe problem of gaining information about a qubit’s environment by a sequence of single-shot projective measurements applied to the qubit is analyzed in de …
Operational interpretation of coherence in quantum key distribution Author(s): Jiajun Ma, You Zhou, Xiao Yuan, and Xiongfeng MaQuantum coherence was recently formalized as a physical resource to measure the strength of superposition. Based on the resource theory, we p …
Fast and dense magneto-optical traps for strontium Author(s): S. Snigirev, A. J. Park, A. Heinz, I. Bloch, and S. BlattWe improve the efficiency of sawtooth-wave adiabatic-passage cooling for strontium atoms in three dimensions and combine it with sta …
Quantum solitons in spin-orbit-coupled Bose-Bose mixtures Author(s): Andrea Tononi, Yueming Wang, and Luca SalasnichRecent experimental and theoretical results show that weakly interacting atomic Bose-Bose mixtures with attractive interspecies interaction ar …
Ground state of weakly repulsive soft-core bosons on a sphere Author(s): Santi Prestipino and Paolo V. GiaquintaWe study a system of penetrable bosons embedded in a spherical surface. Under the assumption of weak interaction between the particles, the ground sta …
Spontaneous forward Brillouin scattering in carbon disulfide Author(s): Ryan O. Behunin, Yi-Hsin Ou, and Khanh KieuIn recent years, guided acoustic wave Brillouin scattering has become an important tool in photonics, serving as the basis for everything from new …
Remote Hamiltonian interactions mediated by light Author(s): Thomas M. Karg, Baptiste Gouraud, Philipp Treutlein, and Klemens HammererWe address a fundamental question of quantum optics: Can a beam of light mediate coherent Hamiltonian interactions b …
Threshold coupling strength for equilibration between small systems Author(s): R. Bürkle and J. R. AnglinIn this paper we study the thermal equilibration of small bipartite Bose-Hubbard systems, both quantum mechanically and in mean-field approximation. In particular …
Optimal stochastic modeling with unitary quantum dynamics Author(s): Qing Liu, Thomas J. Elliott, Felix C. Binder, Carlo Di Franco, and Mile GuIsolating past information relevant for future prediction is central to quantitative science. Quantum models offer …
Covert sensing using floodlight illumination Author(s): Christos N. Gagatsos, Boulat A. Bash, Animesh Datta, Zheshen Zhang, and Saikat GuhaWe propose a scheme for covert active sensing using floodlight illumination from a terahertz-bandwidth amp …
Generative model benchmarks for superconducting qubits Author(s): Kathleen E. Hamilton, Eugene F. Dumitrescu, and Raphael C. PooserIn this work we demonstrate experimentally how generative model training can be used as a benchmark for small (fewer than fi …
Angular momentum of open quantum systems in external magnetic field Author(s): Sh. A. Kalandarov, I. B. Abdurakhmanov, Z. Kanokov, G. G. Adamian, and N. V. AntonenkoThe non-Markovian dynamics of a charged harmonic oscillator linearly coupled to a neutral bosonic heat …
Communication through quantum-controlled noise Author(s): Philippe Allard Guérin, Giulia Rubino, and Časlav BruknerIn a recent series of works [Ebler et al., Phys. Rev. Lett. 120, 120502 (2018); arXiv:1809.06655v2; arXiv:1810.10457v2], it has been …
Certifying quantum memories with coherence Author(s): Timo Simnacher, Nikolai Wyderka, Cornelia Spee, Xiao-Dong Yu, and Otfried GühneQuantum memories are an important building block for quantum information processing. Ideally, these memories p …
Measurement of the electron affinity of the lanthanum atom Author(s): Yuzhu Lu, Rulin Tang, Xiaoxi Fu, and Chuangang NingAtomic lanthanum anion ${\mathrm{La}}^{−}$ is the best candidate for laser cooling of any atomic anions found so far. The bound-bound elec …
Magnetically activated rotational vacuum friction Author(s): Deng Pan, Hongxing Xu, and F. Javier García de AbajoWe predict the existence of a torque acting on an isotropic neutral nanosphere activated by a static magnetic field when the particle tem …
Rotational cooling of molecules in a Bose-Einstein condensate Author(s): Martin Will, Tobias Lausch, and Michael FleischhauerWe discuss the rotational cooling of diatomic molecules in a Bose-Einstein condensate (BEC) of ultracold atoms by emission of phonons wit …
Sawtooth-wave adiabatic-passage slowing of dysprosium Author(s): N. Petersen, F. Mühlbauer, L. Bougas, A. Sharma, D. Budker, and P. WindpassingerWe report on sawtooth-wave adiabatic-passage (SWAP) slowing of bosonic and fermionic dysprosium isotopes by u …
Layered chaos in mean-field and quantum many-body dynamics Author(s): Marc Andrew Valdez, Gavriil Shchedrin, Fernando Sols, and Lincoln D. CarrWe investigate the dimension of the phase-space attractor of a quantum chaotic many-body ratchet in the mean-field l …
Griffiths physics in an ultracold Bose gas Author(s): M. E. W. Reed, Z. S. Smith, Aftaab Dewan, and S. L. RolstonCoupled $XY$ model systems consisting of three-dimensional (3D) systems with disordered interlayer physics are of significant theo …
Linked and knotted synthetic magnetic fields Author(s): Callum W. Duncan, Calum Ross, Niclas Westerberg, Manuel Valiente, Bernd J. Schroers, and Patrik ÖhbergWe show that the realization of synthetic magnetic fields via light-matter coupling in …
Strong quantum nonlocality in multipartite quantum systems Author(s): Zhi-Chao Zhang and Xiangdong ZhangRecently, based on some quantum states which are locally irreducible in all bipartitions, strong quantum nonlocality has been presented by Halder et al. [P ...
Stark effect in spherical quantum dots Author(s): Thomas Garm PedersenThe Stark problem in quantum-confined geometries is challenging in high fields. In particular, the localization of electrons near sample boundaries is hard to accurately ...
High-order harmonic generation in imperfect crystals Author(s): Chuan Yu, Kenneth K. Hansen, and Lars Bojer MadsenHigh-order harmonic generation (HHG) in imperfect crystals, where the disorder is modeled by random shifts of the ionic positions, is studi ...
Analyzing a Bose polaron across resonant interactions Author(s): L. A. Peña Ardila, N. B. Jørgensen, T. Pohl, S. Giorgini, G. M. Bruun, and J. J. ArltRecently, two independent experiments reported the observation of long-lived polarons in a Bose-Einstein ...
Local-hidden-state models for Bell diagonal states and beyond Author(s): Fu-Lin Zhang and Yuan-Yuan ZhangFor a bipartite entangled state shared by two observers, Alice and Bob, Alice can affect the postmeasured states left to Bob by choosing different measuremen ...
Quantum secret sharing with polarization-entangled photon pairs Author(s): Brian P. Williams, Joseph M. Lukens, Nicholas A. Peters, Bing Qi, and Warren P. GriceWe describe and experimentally demonstrate a more practical three-party quantum secret sharing (QSS) pro ...
Accessing the non-equal-time commutators of a trapped ion Author(s): F. Krumm and W. VogelThe vibronic dynamics of a trapped ion in the resolved-sideband regime can be described by the explicitly time-dependent nonlinear Jaynes-Cummings model. It is shown th ...
Postselection and counterfactual communication Author(s): David R. M. Arvidsson-Shukur and Crispin H. W. BarnesA recently proposed quantum protocol for counterfactual communication [Y. Aharonov and L. Vaidman, Phys. Rev. A 99, 010103(R) (2019)] re …
Detecting coherence via spectrum estimation Author(s): Xiao-Dong Yu and Otfried GühneCoherence is a basic phenomenon in quantum mechanics and considered to be an essential resource in quantum information processing. Although the quantification …
Casimir force variability in one-dimensional QED systems Author(s): Yu. Voronina, I. Komissarov, and K. SveshnikovThe Casimir force between two extended charge sources, embedded in a background of one-dimensional massive Dirac fermions, is explored by means …