- 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 … - Magic polarization for cancellation of light shifts in two-photon optical clocks

Author(s): Shira Jackson and Amar C. VuthaWe find a simple solution to the problem of probe laser light shifts in two-photon optical atomic clocks. We show that there exists a magic polarization at wh … - Microwave to optical photon conversion via fully concentrated rare-earth-ion crystals

Author(s): Jonathan R. Everts, Matthew C. Berrington, Rose L. Ahlefeldt, and Jevon J. LongdellMost investigations of rare-earth ions in solids for quantum information have used crystals where the rare … - Distinct outcomes by dynamically encircling an exceptional point along homotopic loops

Author(s): Xu-Lin Zhang, Jun-Feng Song, C. T. Chan, and Hong-Bo SunWe study a two-state non-Hermitian waveguide system that carries an exceptional point (EP). It is commonly believed that dynamically … - 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 … - Erratum: Explicitly correlated wave functions of the ground state and the lowest quintuplet state of the carbon atom [Phys. Rev. A 99, 052512 (2019)]

Author(s): Krzysztof Strasburger[Phys. Rev. A 99, 069901] Published Fri Jun 21, 2019 - 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 … - Implementing positive-operator-valued-measurement elements in photonic circuits for performing minimum quantum state tomography of path qudits

Author(s): W. R. Cardoso, D. F. Barros, M. R. Barros, and S. PáduaManipulation of qudits in optical tables is a difficult and nonscalable task. The use of integrated optical circuits opens new possibi … - 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 … - Simple source device-independent continuous-variable quantum random number generator

Author(s): P. R. Smith, D. G. Marangon, M. Lucamarini, Z. L. Yuan, and A. J. ShieldsPhase-randomized optical homodyne detection is a well-known technique for performing quantum state tomography. So fa … - Vibrational effects on electron-impact valence excitations of $\mathrm{S}{\mathrm{F}}_{6}$

Author(s): Noboru Watanabe, Tsukasa Hirayama, and Masahiko TakahashiWe report an angle-resolved electron-energy-loss spectroscopy study on the valence excitations of $\mathrm{S}{\mathrm{F}}_{6}$. Mome … - Time-dependent multiconfiguration self-consistent-field study on resonantly enhanced high-order harmonic generation from transition-metal elements

Author(s): Imam S. Wahyutama, Takeshi Sato, and Kenichi L. IshikawaWe theoretically study high-harmonic generation (HHG) from transition-metal elements Mn and ${\mathrm{Mn}}^{+}$ using full-dimensiona … - 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 … - Spin-energy correlation in degenerate weakly interacting Fermi gases

Author(s): S. Pegahan, J. Kangara, I. Arakelyan, and J. E. ThomasThe time evolution of spin-energy correlations in a very weakly interacting Fermi gas of 6Li produces complex spin-density profiles, wh … - 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 … - Superbunching effect of classical light with a digitally designed spatially phase-correlated wave front

Author(s): Lu Zhang, Yiping Lu, Dongxu Zhou, Hongzhi Zhang, Liming Li, and Guoquan ZhangSuperposition of multiple indistinguishable two-photon paths is introduced by means of a digital wave front enco … - Photon blockade and the quantum-to-classical transition in the driven-dissipative Josephson pendulum coupled to a resonator

Author(s): I. Pietikäinen, J. Tuorila, D. S. Golubev, and G. S. ParaoanuWe investigate the driven quantum phase transition between the oscillating motion and the classical nearly free rotations of the … - 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 … - Ab initio calculations of laser-atom interactions revealing harmonics feedback during macroscopic propagation

Author(s): N. Berti, P. Béjot, E. Cormier, J. Kasparian, O. Faucher, and J.-P. WolfWe couple the full three-dimensional ab initio quantum evolution of the light pulse polarization in interaction with … - Non-Hermitian phase transition and eigenstate localization induced by asymmetric coupling

Author(s): P. Wang, L. Jin, and Z. SongWe investigate a uniformly coupled non-Hermitian system with asymmetric coupling amplitude. The asymmetric coupling equals to a symmetric coupling threaded by an … - Revisiting photon-statistics effects on multiphoton ionization. II. Connection to realistic systems

Author(s): G. Mouloudakis and P. LambropoulosIn this paper, we extend the results of an earlier paper [G. Mouloudakis and P. Lambropoulos, Phys. Rev. A 97, 053413 (2018)] in which we had demonstrated … - Interacting non-Hermitian ultracold atoms in a harmonic trap: Two-body exact solution and a high-order exceptional point

Author(s): Lei Pan, Shu Chen, and Xiaoling CuiWe study interacting ultracold atoms in a three-dimensional (3D) harmonic trap with spin-selective dissipations, which can be effectively described by non … - 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 … - Dynamics of distorted and undistorted soliton molecules in a mode-locked fiber laser

Author(s): J. Igbonacho, K. Nithyanandan, K. Krupa, P. Tchofo Dinda, P. Grelu, and A. B. MoubissiRecent developments in real-time ultrafast measurement techniques have enabled us to prove experimental … - Corrected perturbation theory for transverse-electric whispering-gallery modes in deformed microdisks

Author(s): Manuel Badel and Jan WiersigThe perturbation theory by Ge et al. [Phys. Rev. A 87, 023833 (2013)] for transverse-electric polarized modes in weakly deformed microdisks omits terms related t … - 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 … - Optimal work-to-work conversion of a nonlinear quantum Brownian duet

Author(s): Matteo Carrega, Maura Sassetti, and Ulrich WeissPerformances of work-to-work conversion are studied for a dissipative nonlinear quantum system with two isochromatic phase-shifted drives. It … - 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 … - Activating remote entanglement in a quantum network by local counting of identical particles

Author(s): Alessia Castellini, Bruno Bellomo, Giuseppe Compagno, and Rosario Lo FrancoQuantum information and communication processing within quantum networks usually employ identical particles. Despi … - 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 … - Measurement of the radial matrix elements for the $6s\phantom{\rule{0.16em}{0ex}}^{2}S_{1/2}→7p\phantom{\rule{0.16em}{0ex}}^{2}P_{J}$ transitions in cesium

Author(s): Amy Damitz, George Toh, Eric Putney, Carol E. Tanner, and D. S. ElliottWe report measurements of the electric dipole matrix elements of the $^{133}\mathrm{Cs}\phantom{\rule{0.16em}{0ex}}6s\ … - Observation of a quasi-one-dimensional variation of the Stern-Gerlach effect

Author(s): K. S. Melin, P. I. Nagornykh, Y. Lu, L. E. Hillberry, Y. Xu, and M. G. RaizenWe report the demonstration of a quasi-one-dimensional Stern-Gerlach effect on a supersonic beam of lithium-7 at … - Determination of molecular contributions to the nonlinear refractive index of air for mid-infrared femtosecond laser-pulse excitation

Author(s): D. Langevin, J. M. Brown, M. B. Gaarde, and A. CouaironNumerical simulations of the rotational contribution of oxygen and nitrogen molecules to the Kerr refractive index change in air are p … - Bloch oscillations of multimagnon excitations in a Heisenberg $XXZ$ chain

Author(s): Wenjie Liu (柳文洁), Yongguan Ke (柯勇贯), Li Zhang (张莉), and Chaohong Lee (李朝红)The studies of multimagnon excitations will extend our understandings of quantum magnetism and strongly correlated … - Decay rates and energies of free magnons and bound states in dissipative $XXZ$ chains

Author(s): C. D. Parmee and N. R. CooperChains of coupled two-level atoms behave as one-dimensional quantum spin systems, exhibiting free magnons and magnon bound states. While these excitations are w … - Spectrum of the Dicke model in a superconducting qubit-oscillator system

Author(s): S. Ashhab, Y. Matsuzaki, K. Kakuyanagi, S. Saito, F. Yoshihara, T. Fuse, and K. SembaWe calculate the transmission spectrum of a superconducting circuit realization of the Dicke model and i … - Quantum state engineering by nondeterministic noiseless linear amplification

Author(s): Hamza Adnane, Matteo Bina, Francesco Albarelli, Abdelhakim Gharbi, and Matteo G. A. ParisWe address quantum state engineering of single- and two-mode states by means of nondeterministic noi … - 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 … - Effect of long-range interactions on multipartite entanglement in Heisenberg chains

Author(s): Sudipto Singha Roy and Himadri Shekhar DharIt is well known that the notions of spatial locality are often lost in quantum systems with long-range interactions, as exhibited by the emergenc … - 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 … - Adiabatic quantum dynamics under decoherence in a controllable trapped-ion setup

Author(s): Chang-Kang Hu, Alan C. Santos, Jin-Ming Cui, Yun-Feng Huang, Marcelo S. Sarandy, Chuan-Feng Li, and Guang-Can GuoSuppressing undesired nonunitary effects is a major challenge in quantum com … - 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 … - Dual-frequency sub-Doppler spectroscopy: Extended theoretical model and microcell-based experiments

Author(s): Denis Brazhnikov, Michael Petersen, Grégoire Coget, Nicolas Passilly, Vincent Maurice, Christophe Gorecki, and Rodolphe BoudotSub-Doppler spectroscopy in alkali-metal vapor cells using two … - 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 … - Reduction of frequency-dependent light shifts in light-narrowing regimes: A study using effective master equations

Author(s): Yue Chang, Yu-Hao Guo, and Jie QinAlkali-metal-vapor magnetometers, using coherent precession of polarized atomic spins for magnetic-field measurement, have become one of the most sensitive … - Detuning-induced robustness of a three-state Landau-Zener model against dissipation

Author(s): Benedetto MilitelloA three-state system subjected to a time-dependent Hamiltonian whose bare energies undergo one or more crossings, depending on the relevant parameters, is considered, als … - Dominance of correlation and relativistic effects on photodetachment time delay well above threshold

Author(s): Soumyajit Saha, Pranawa C. Deshmukh, Anatoli S. Kheifets, and Steven T. MansonWigner time delay in photodetachment from the $3{p}_{3/2}$ and $3{p}_{1/2}$ subshells of ${\mathrm{Cl}}^{−}$ ha … - 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 … - Strong-field ionization, rescattering, and target structure imaging with vortex electrons

Author(s): Oleg I. Tolstikhin and Toru MorishitaManifestations of and possibilities related to vortex electrons in strong-field physics are discussed. We present a theory which extends the foundation … - Two-photon photoassociation spectroscopy of the $^{2}\mathrm{Σ}^{+}$ YbLi molecular ground state

Author(s): Alaina Green, Jun Hui See Toh, Richard Roy, Ming Li, Svetlana Kotochigova, and Subhadeep GuptaWe report on measurements of the binding energies of several weakly bound vibrational states of … - 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 … - Realization of $\mathcal{PT}$-symmetric and $\mathcal{PT}$-symmetry-broken states in static optical-lattice potentials

Author(s): Felix Kogel, Sebastian Kotzur, Daniel Dizdarevic, Jörg Main, and Günter WunnerLabouvie et al. [Phys. Rev. Lett. 116, 235302 (2016)] have described an experiment with a weakly interacting Bo … - 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 … - Total energy dynamics and asymptotics of the momentum distribution following an interaction quench in a two-component Fermi gas

Author(s): Chen-How Huang and Miguel A. CazalillaThe absence of a characteristic momentum scale in the pseudopotential description of atomic interactions in ultracold (two-component Fermi) gases is kn … - 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 … - Capturing vacuum fluctuations and photon correlations in cavity quantum electrodynamics with multitrajectory Ehrenfest dynamics

Author(s): Norah M. Hoffmann, Christian Schäfer, Angel Rubio, Aaron Kelly, and Heiko AppelWe describe vacuum fluctuations and photon-field correlations in interacting quantum mechanical light-matter s … - Vectorial vortex generation and phase singularities upon Brewster reflection

Author(s): René Barczyk, Sergey Nechayev, Muhammad Abdullah Butt, Gerd Leuchs, and Peter BanzerWe experimentally demonstrate the emergence of an azimuthally polarized vectorial vortex beam with a phas … - Fluctuations and photon statistics in a quantum metamaterial near a superradiant transition

Author(s): D. S. Shapiro, A. N. Rubtsov, S. V. Remizov, W. V. Pogosov, and Yu. E. LozovikThe analysis of single-mode photon fluctuations and their counting statistics at the superradiant phase transit … - 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 ... - Eavesdropper's ability to attack a free-space quantum-key-distribution receiver in atmospheric turbulence

Author(s): Poompong Chaiwongkhot, Katanya B. Kuntz, Yanbao Zhang, Anqi Huang, Jean-Philippe Bourgoin, Shihan Sajeed, Norbert Lütkenhaus, Thomas Jennewein, and Vadim MakarovThe ability of an eavesdropp ... - Asymmetric sending or not sending twin-field quantum key distribution in practice

Author(s): Xing-Yu Zhou, Chun-Hui Zhang, Chun-Mei Zhang, and Qin WangQuantum key distribution (QKD) offers a secret way to share keys between legitimate users which is guaranteed by the law of quantum ... - Experimental and theoretical study of valence electronic structure of tetrabromomethane by $(e,2e)$ electron momentum spectroscopy

Author(s): Zhongfeng Xu, Pengfei Hu, Enliang Wang, Shenyue Xu, Xing Wang, Yongtao Zhao, Jingkang Deng, Chuangang Ning, and Xueguang RenWe report a measurement of the valence orbital momentum profiles ... - Excitation-assisted nonadiabatic charge-transfer reaction in a mixed atom-ion system

Author(s): Ming Li, Michael Mills, Prateek Puri, Alexander Petrov, Eric R. Hudson, and Svetlana KotochigovaAn important physical process unique to neutral-ion systems is the charge-transfer reaction. ... - 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 ... - Momentum correlations of a few ultracold bosons escaping from an open well

Author(s): Jacek Dobrzyniecki and Tomasz SowińskiThe dynamical properties of a one-dimensional system of two and three bosons escaping from an open potential well are studied in terms of the momentum ... - Indirect link between resonant and guided modes on uniform and periodic slabs

Author(s): Amgad Abdrabou and Ya Yan LuA uniform or periodic dielectric slab can serve as an optical waveguide for which guided modes are important, and it can also be used as a diffraction structure ... - 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 ... - Photoelectron–Auger-electron angular-momentum transfer in core-ionized Ar: Beyond the standard post-collision-interaction model

Author(s): R. Guillemin, L. Gerchikov, S. Sheinerman, M. Zmerli, T. Marin, L. Journel, O. Travnikova, T. Marchenko, B. Lassalle-Kaiser, M. N. Piancastelli, and M. SimonElectron-ion coincidence experim ... - 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 ... - Calculation of scalar nuclear spin-spin coupling in a noble-gas mixture

Author(s): Juha Vaara and Michael V. RomalisIndirect spin-spin interactions between nuclei bound in a molecule are well known in nuclear magnetic resonance, but such interactions between unbound atoms ... - Optimal estimation of matter-field coupling strength in the dipole approximation

Author(s): József Zsolt Bernád, Claudio Sanavio, and André XuerebThis paper is devoted to the study of the Bayesian-inference approach in the context of estimating the dipole coupling strength in matt ... - Symmetry-protected localized states at defects in non-Hermitian systems

Author(s): Ya-Jie Wu and Junpeng HouUnderstanding how local potentials affect system eigenmodes is crucial for experimental studies of nontrivial bulk topology. Recent studies have discovered many exo ... - Measure of quantum correlations that lies approximately between entanglement and discord

Author(s): Aaron SzaszWhen a quantum system is divided into two local subsystems, measurements on the two subsystems can exhibit correlations beyond those possible in a classical joint probability dis ... - 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 ... - Static nonlinear Schrödinger equations for the achiral-chiral transitions of polar chiral molecules

Author(s): Chong Ye, Quansheng Zhang, and Yong LiIn the mean-field theory, the stabilization of polar chiral molecules is understood as a quantum phase transition where the mean-field ground state of ... - Charge deposition, redistribution, and decay properties of insulating surfaces obtained from guiding of low-energy ions through capillaries

Author(s): R. D. DuBois, K. Tőkési, and E. GiglioWe present a combined experimental and theoretical study of the transmission of single charged 1-keV Ar ions through a cylindrical glass capillary of m ... - Thermal crossover, transition, and coexistence in Fermi polaronic spectroscopies

Author(s): Hiroyuki Tajima and Shun UchinoWe investigate the thermal evolution of radio-frequency (RF) spectra of a spin-imbalanced Fermi gas near a Feshbach resonance in which degenerate Fermi-polaro ... - Spiraling anomalous vortex beam arrays in strongly nonlocal nonlinear media

Author(s): Limin Song, Zhenjun Yang, Shumin Zhang, and Xingliang LiWe introduce a class of spiraling anomalous vortex beam (AVB) arrays in strongly nonlocal nonlinear media. The general analytical for ... - 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 ... - Bounds on the entanglement of two-qutrit systems from fixed marginals

Author(s): Giuseppe Baio, Dariusz Chruściński, Paweł Horodecki, Antonino Messina, and Gniewomir SarbickiWe discuss the problem of characterizing upper bounds on entanglement in a bipartite quantum sys ... - Merits of heavy-heavy diatomic molecules for electron electric-dipole-moment searches

Author(s): A. Sunaga, M. Abe, M. Hada, and B. P. DasThe electric dipole moment of the electron ($e\mathrm{EDM}$) and the scalar-pseudoscalar (S-PS) interaction are probes of new physics beyond the sta ... - Observation of photon-nucleus angular-momentum transfer in the strong-field breaking of molecules

Author(s): Xiaochun Gong, Peilun He, Junyang Ma, Wenbin Zhang, Fenghao Sun, Qinying Ji, Kang Lin, Hanxiao Li, Junjie Qiang, Peifen Lu, Hui Li, Heping Zeng, Jian Wu, and Feng HeThe photon-electron angu ... - Quantum dynamics of impenetrable $\mathrm{SU}(N)$ fermions in one-dimensional lattices

Author(s): Yicheng Zhang, Lev Vidmar, and Marcos RigolWe study quantum quench dynamics in the Fermi-Hubbard model, and its $\mathrm{SU}(N)$ generalizations, in one-dimensional lattices in the limit of ... - 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 … - Coherence effects in the performance of the quantum Otto heat engine

Author(s): Patrice A. Camati, Jonas F. G. Santos, and Roberto M. SerraThe working substance fueling a quantum heat engine may contain coherence in its energy basis, depending on the dynamics of the en … - Uniquely determined pure quantum states need not be unique ground states of quasi-local Hamiltonians

Author(s): Salini Karuvade, Peter D. Johnson, Francesco Ticozzi, and Lorenza ViolaWe consider the problem of characterizing states of a multipartite quantum system from restricted, quasi-local informa … - Exact nonequilibrium quantum observable statistics: A large-deviation approach

Author(s): Stefano GherardiniThe exact statistics of an arbitrary quantum observable is analytically obtained. Due to the probabilistic nature of a sequence of intermediate measurements and stochastic … - Nested quantum annealing correction at finite temperature: $p$-spin models

Author(s): Shunji Matsuura, Hidetoshi Nishimori, Walter Vinci, and Daniel A. LidarQuantum annealing in a real device is necessarily susceptible to errors due to diabatic transitions and thermal noise. … - Efficiencies of logical Bell measurements on Calderbank-Shor-Steane codes with static linear optics

Author(s): Frank Schmidt and Peter van LoockWe show how the efficiency of a logical Bell measurement (BM) can be calculated for arbitrary Calderbank-Shor-Steane (CSS) codes with the experimentally imp … - Measuring fermionic entanglement: Entropy, negativity, and spin structure

Author(s): Eyal Cornfeld, Eran Sela, and Moshe GoldsteinThe recent direct experimental measurement of quantum entanglement paves the way towards a better understanding of many-body quantum systems and … - 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 … - Ground-state hyperfine splitting of B-like ions in the high-$Z$ region

Author(s): D. A. Glazov, A. V. Volotka, O. V. Andreev, V. P. Kosheleva, S. Fritzsche, V. M. Shabaev, G. Plunien, and Th. StöhlkerThe hyperfine splitting of the ground state of selected B-like ions wit … - 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 … - Which-way interference within ringlike unit cells for efficient energy transfer

Author(s): Davide Ferracin, Andrea Mattioni, Stefano Olivares, Felipe Caycedo-Soler, and Dario TamascelliWe show that which-way interference within ringlike unit cells enhances the propagation of elec …