- Quantum probabilistic sampling of multipartite 60-qubit Bell-inequality violations

Author(s): M. D. Reid, B. Opanchuk, L. Rosales-Zárate, and P. D. DrummondWe show that violation of genuine multipartite Bell inequalities can be obtained with sampled, probabilistic phase-space method … - Quantum resource theory for charge-parity-time inversion

Author(s): Michael Skotiniotis, Borzu Toloui, Ian T. Durham, and Barry C. SandersWe develop a complete resource theory of charge-parity-time (CPT) inversion symmetry for both massive and massless rela … - Combination of the single-double–coupled-cluster and the configuration-interaction methods: Application to barium, lutetium, and their ions

Author(s): V. A. DzubaA version of the method of accurate calculations for few-valence-electron atoms which combines linearized single-double–coupled-cluster method with the configuration-interaction … - Equations of motion for natural orbitals of strongly driven two-electron systems

Author(s): J. Rapp, M. Brics, and D. BauerNatural orbital theory is a computationally useful approach to the few- and many-body quantum problems. While natural orbitals have been known and applied for … - Rotational transitions induced by collisions of HD+ ions with low-energy electrons

Author(s): O. Motapon, N. Pop, F. Argoubi, J. Zs Mezei, M. D. Epee Epee, A. Faure, M. Telmini, J. Tennyson, and I. F. SchneiderA series of computations based on multichannel quantum defect theory have … - Avalanche-mechanism loss at an atom-molecule Efimov resonance

Author(s): Ming-Guang Hu, Ruth S. Bloom, Deborah S. Jin, and Jonathan M. GoldwinThe avalanche mechanism has been used to relate Efimov trimer states to certain enhanced atom loss features observed in … - Revealing quantum path details in high-field physics

Author(s): G. Kolliopoulos, B. Bergues, H. Schröder, P. A. Carpeggiani, L. Veisz, G. D. Tsakiris, D. Charalambidis, and P. TzallasThe fundamental mechanism underlying harmonic emission in the strong-f … - Soliton-induced nonlocal resonances observed through high-intensity tunable spectrally compressed second-harmonic peaks

Author(s): Binbin Zhou, Hairun Guo, and Morten BacheExperimental data of femtosecond thick-crystal second-harmonic generation show that when tuning away from phase matching, a dominating narrow spectr … - Erratum: Effect of pH treatment on K-shell x-ray intensity ratios and K-shell x-ray-production cross sections in ZnCo alloys [Phys. Rev. A 84, 042509 (2011)]

Author(s): N. Kup Aylikci, V. Aylikci, A. Kahoul, E. Tiraşoğlu, İ. H. Karahan, and E. Cengiz[Phys. Rev. A 90, 019901] Published Fri Jul 18, 2014 - Publisher's Note: Conclusive exclusion of quantum states [Phys. Rev. A 89, 022336 (2014)]

Author(s): Somshubhro Bandyopadhyay, Rahul Jain, Jonathan Oppenheim, and Christopher Perry[Phys. Rev. A 90, 019902] Published Fri Jul 18, 2014 - Silicon optomechanical crystal resonator at millikelvin temperatures

Author(s): Seán M. Meenehan, Justin D. Cohen, Simon Gröblacher, Jeff T. Hill, Amir H. Safavi-Naeini, Markus Aspelmeyer, and Oskar PainterOptical measurements of a nanoscale silicon optomechanical crys … - Quantum process tomography of unitary and near-unitary maps

Author(s): Charles H. Baldwin, Amir Kalev, and Ivan H. DeutschWe study quantum process tomography given the prior information that the map is a unitary or close to a unitary process. We show that a un … - Majorana zero modes on a one-dimensional chain for quantum computation

Author(s): Lei Chen, W. LiMing, Jia-Hui Huang, Chengping Yin, and Zheng-Yuan XueNumerical calculations for Majorana zero modes on finite chains are performed using the technique of block diagonalizati … - Quantum networking of microwave photons using optical fibers

Author(s): B. D. CladerWe describe an adiabatic state-transfer mechanism that allows for high-fidelity transfer of a microwave quantum state from one cavity to another through an optical fiber. The co … - Quantum simulation of superexchange magnetism in linear ion crystals

Author(s): Peter A. Ivanov, Naoum I. Karchev, Nikolay V. Vitanov, and Dimitris G. AngelakisWe present a system for the simulation of Heisenberg models with spins s=1/2 and s=1 with a linear crystal of … - Photoelectron angular distributions of excited atoms in intense laser fields

Author(s): C. H. Raymond Ooi, WaiLoon Ho, and A. D. BandraukAngular distributions of photoionization differential rates for an atom in arbitrary excited states ionized by intense laser fields with arb … - Tunable Landau-Zener transitions in a spin-orbit-coupled Bose-Einstein condensate

Author(s): Abraham J. Olson, Su-Ju Wang, Robert J. Niffenegger, Chuan-Hsun Li, Chris H. Greene, and Yong P. ChenThe Landau-Zener (LZ) transition is one of the most fundamental phenomena in quantum dyn … - Quenching small quantum gases: Genesis of the orthogonality catastrophe

Author(s): Steve Campbell, Miguel Ángel García-March, Thomás Fogarty, and Thomas BuschWe study the dynamics of two strongly interacting bosons with an additional impurity atom trapped in a harmonic po … - Variational study of polarons in Bose-Einstein condensates

Author(s): Weiran Li and S. Das SarmaWe use a class of variational wave functions to study the properties of an impurity in a Bose-Einstein condensate, i.e., the Bose polaron. The impurity interacts w … - Out-of-equilibrium structures in strongly interacting Rydberg gases with dissipation

Author(s): Igor Lesanovsky and Juan P. GarrahanThe nonequilibrium dynamics of a gas of cold atoms in which Rydberg states are off-resonantly excited is studied in the presence of noise. The interplay … - Complete set of circuit equations for stabilizer quantum mechanics

Author(s): André Ranchin and Bob CoeckeWe find a sufficient set of equations between quantum circuits from which we can derive any other equation between stabilizer quantum circuits. To establish this … - Monogamy and backflow of mutual information in non-Markovian thermal baths

Author(s): A. C. S. Costa, R. M. Angelo, and M. W. BeimsWe investigate the dynamics of information among the parties of tripartite systems. We start by proving two results concerning the monogamy of m … - Nonequilibrium quantum fluctuations of a dispersive medium: Spontaneous emission, photon statistics, entropy generation, and stochastic motion

Author(s): Mohammad F. Maghrebi, Robert L. Jaffe, and Mehran KardarA rotating object is shown to exhibit a quantum instability by dissipating its mechanical energy via spontaneous emission, thereby dr … - Calculating Casimir interactions for periodic surface-relief gratings using the C method

Author(s): Jef Wagner and Roya ZandiWe develop a formalism to calculate the fluctuation-induced interactions in periodic systems. The formalism, which combines the scattering theory with the C method … - Polar molecules engaged in pendular states captured by molecular-beam scattering experiments

Author(s): Luiz F. Roncaratti, David Cappelletti, Pietro Candori, and Fernando PiraniWe demonstrate that when two polar molecules as those of water, ammonia, and hydrogen sulfide encounter each other … - Angle-resolved study of resonant Auger decay and fluorescence emission processes after core excitations of the terminal and central nitrogen atoms in N2O

Author(s): A. Knie, M. Ilchen, Ph. Schmidt, Ph. Reiß, C. Ozga, B. Kambs, A. Hans, N. Müglich, S. A. Galitskiy, L. Glaser, P. Walter, J. Viefhaus, A. Ehresmann, and Ph. V. DemekhinAngular distributions … - Hysteresis in quantized vortex shedding

Author(s): Tsuyoshi Kadokura, Jun Yoshida, and Hiroki SaitoIt is shown using numerical simulations that flow patterns around an obstacle potential moving in a superfluid exhibit hysteresis. In a certa … - Isospin correlations in two-partite hexagonal optical lattices

Author(s): Marta Prada, Eva-Maria Richter, and Daniela PfannkucheTwo-component mixtures in optical lattices reveal a rich variety of different phases. We employ an exact diagonalization method to obta … - Quantum phases in tunable state-dependent hexagonal optical lattices

Author(s): Dirk-Sören Lühmann, Ole Jürgensen, Malte Weinberg, Juliette Simonet, Parvis Soltan-Panahi, and Klaus SengstockWe study the ground-state properties of ultracold bosonic atoms in a state-depe … - Second-order coherence of superradiance from a Bose-Einstein condensate

Author(s): R. Lopes, A. Imanaliev, M. Bonneau, J. Ruaudel, M. Cheneau, D. Boiron, and C. I. WestbrookWe have measured the two-particle correlation function of atoms from a Bose-Einstein condensate par … - Optical spectral singularities as zero-width resonance frequencies of a Fabry-Perot resonator

Author(s): Rasoul AalipourSpectral singularities are spectral points of non-Hermitian Hamiltonians with the real energies, that annihilate the completeness of the eigenfunctions. The complex PT-symmet … - Precision measurements with photon-subtracted or photon-added Gaussian states

Author(s): Daniel Braun, Pu Jian, Olivier Pinel, and Nicolas TrepsPhoton-subtracted and photon-added Gaussian states are amongst the simplest non-Gaussian states that are experimentally available. It … - Effective quantum-memory Hamiltonian from local two-body interactions

Author(s): Adrian Hutter, Fabio L. Pedrocchi, James R. Wootton, and Daniel LossIn Phys. Rev. A 88, 062313 (2013)PLRAAN10.1103/PhysRevA.88.062313 we proposed and studied a model for a self-correcting q … - Casimir energy of smooth compact surfaces

Author(s): Joseph P. Straley and Eugene B. KolomeiskyWe discuss the formalism of Balian and Duplantier [Balian and Duplantier, Ann. Phys. (NY) 104, 300 (1977)APNYA610.1016/0003-4916(77)90334-7; Balian ... - Orienting CO molecules with an optimal combination of THz and laser pulses: Optimal control simulation with specified pulse amplitude and fluence

Author(s): Masataka Yoshida and Yukiyoshi OhtsukiPulse-amplitude and fluence-specified optimal control simulation with linear (dipole) and nonlinear (polarizability) interactions is applied to find th ... - Long-time correlated quantum dynamics of phonon cooling

Author(s): Sergiu Carlig and Mihai A. MacoveiWe investigate the steady-state cooling dynamics of vibrational degrees of freedom related to a nanomechanical oscillator coupled with a laser-pumped quant ... - Breaking the diffraction limit by saturation in stimulated-Raman-scattering microscopy: A theoretical study

Author(s): Li Gong and Haifeng WangWe present a theoretical investigation on the saturation of stimulated Raman scattering (SRS) and propose an application of it to break the diffraction limit in SRS ... - Transformation of subradiant states to superradiant states in a thick resonant medium

Author(s): R. N. ShakhmuratovThe propagation of a step pulse through a thick resonant absorber with a homogeneously broadened absorption line is considered. It is shown that a specific subradiant stat ... - Acausal measurement-based quantum computing

Author(s): Tomoyuki MorimaeIn measurement-based quantum computing, there is a natural “causal cone” among qubits of the resource state, since the measurement angle on a qubit has to depend on previous ... - Non-Luttinger quantum liquid of one-dimensional spin-orbit-coupled bosons

Author(s): Hoi Chun Po, Weiqiang Chen, and Qi ZhouWe show that the synthetic spin-orbit coupling created in current ultracold atom experiments provides physicists a unique tool to control the Luttinge ... - Solution to the Lorentzian quantum reality problem

Author(s): Adrian KentThe quantum reality problem is that of finding a mathematically precise definition of a sample space of configurations of beables, events, histories, paths, or other mathematical ... - Amplification limit of weak measurements: A variational approach

Author(s): Shengshi Pang, Todd A. Brun, Shengjun Wu, and Zeng-Bing ChenPostselected weak measurement has been widely used in experiments to observe weak effects in various physical systems. However, i ... - Robustness of composite pulses to time-dependent control noise

Author(s): Chingiz Kabytayev, Todd J. Green, Kaveh Khodjasteh, Michael J. Biercuk, Lorenza Viola, and Kenneth R. BrownWe study the performance of composite pulses in the presence of time-varying contr ... - Determination of W states equivalent under stochastic local operations and classical communication by their bipartite reduced density matrices with tree form

Author(s): Xia Wu, Guo-Jing Tian, Wei Huang, Qiao-Yan Wen, Su-Juan Qin, and Fei GaoIt has been known that, among pure states, N-qubit W states cannot be uniquely determined by their arbitrary (N−1) bi ... - Optimal control for fast and high-fidelity quantum gates in coupled superconducting flux qubits

Author(s): Shang-Yu Huang and Hsi-Sheng GoanWe apply the quantum optimal control theory based on the Krotov method to implement single-qubit X and Z gates and two-qubit cnot gates for inductively coup ... - Dark-state adiabatic passage with spin-one particles

Author(s): Andrew D. Greentree and Belita KoillerAdiabatic transport of information is a widely invoked resource in connection with quantum information processing and distribution. The study of adiaba ... - Fractional revivals, multiple-Schrödinger-cat states, and quantum carpets in the interaction of a qubit with N qubits

Author(s): Shane Dooley and Timothy P. SpillerWe study the dynamics of a system comprised of a single qubit interacting equally with N qubits (a “spin star” system). Although this model can be solved ... - Vibration-assisted resonance in photosynthetic excitation-energy transfer

Author(s): E. K. Irish, R. Gómez-Bombarelli, and B. W. LovettUnderstanding how the effectiveness of natural photosynthetic energy-harvesting systems arises from the interplay between quantum coherence ... - Spontaneous decay of an atom excited in a dense and disordered atomic ensemble: Quantum microscopic approach

Author(s): A. S. Kuraptsev and I. M. SokolovOn the basis of general theoretical results developed previously [I. M. Sokolov et al., J. Exp. Theor. Phys. 112, 246 (2011)JTPHES10.1134/S106377611101016X] … - Quantum interference in two-photon frequency-comb spectroscopy

Author(s): D. C. Yost, A. Matveev, E. Peters, A. Beyer, T. W. Hänsch, and Th. UdemQuantum interference arising from spontaneous emission, or cross-damping, is an important yet frequently overlooked sy … - Ion and electron spectroscopy of strontium in the vicinity of the two-photon-excited 5p2 1S0 state

Author(s): A. Dimitriou and S. CohenTwo-photon ionization of ground-state strontium is investigated experimentally in the 360–370-nm spectral range with dye laser pulses of long (∼ns) duration and low … - Spectrum of quasistable states in a strong microwave field

Author(s): A. Arakelyan, T. Topcu, F. Robicheaux, and T. F. GallagherWhen atoms are exposed to intense laser or microwave pulses, ∼10% of the atoms are found in Rydberg states subsequent to the pulse, … - Manipulating Rydberg atoms close to surfaces at cryogenic temperatures

Author(s): T. Thiele, S. Filipp, J. A. Agner, H. Schmutz, J. Deiglmayr, M. Stammeier, P. Allmendinger, F. Merkt, and A. WallraffHelium atoms in Rydberg states have been manipulated coherently with mic … - Order-by-disorder degeneracy lifting of interacting bosons on the dice lattice

Author(s): Matjaž Payrits and Ryan BarnettMotivated by recent experimental progress in the realization of synthetic gauge fields in systems of ultracold atoms, we consider interacting bosons on the di … - Dynamically generated flat-band phases in optical kagome lattices

Author(s): Gia-Wei Chern, Chih-Chun Chien, and Massimiliano Di VentraMotivated by recent advances in the realization of complex two-dimensional optical lattices, we investigate theoretically the quant … - dxy-density wave in fermion-fermion cold-atom mixtures

Author(s): Chen-Yen Lai, Wen-Min Huang, David K. Campbell, and Shan-Wen TsaiWe study density wave instabilities in a doubly degenerate Fermi-Fermi mixture with SU(2)×SU(2) symmetry on a square lattice … - Quantum magnetism without lattices in strongly interacting one-dimensional spinor gases

Author(s): F. Deuretzbacher, D. Becker, J. Bjerlin, S. M. Reimann, and L. SantosWe show that strongly interacting multicomponent gases in one dimension realize an effective spin chain, offering an alt … - Band gaps and lattice solitons for the higher-order nonlinear Schrödinger equation with a periodic potential

Author(s): Justin T. Cole and Ziad H. MusslimaniLocalization and dynamics of the one-dimensional biharmonic nonlinear Schrödinger (NLS) equation in the presence of an external periodic potential is st … - Mode characteristics of metal-coated microcavity

Author(s): Jinyi Gu, Zhuo Zhang, Mi Li, and Yuejiang SongThe mode characteristics (dispersion relation and Q factor) of metal-coated microcylinders are achieved from the analytical resonance eigenequa … - Ramsey spectroscopy, matter-wave interferometry, and the microwave-lensing frequency shift

Author(s): Kurt GibbleWe derive the general frequency shift of a microwave atomic clock due to resonant dipole forces acting on the atomic wave functions during the Ramsey interactions. We explicitly … - Geometric chained inequalities for higher-dimensional systems

Author(s): Marek Żukowski and Arijit DuttaFor systems of an arbitrary dimension, a theory of geometric chained Bell inequalities is presented. The approach is based on chained inequalities derived by … - Numerical evaluation of the fidelity error threshold for the surface code

Author(s): Pejman Jouzdani and Eduardo R. MuccioloWe study how the resilience of the surface code is affected by the coupling to a non-Markovian environment at zero temperature. The qubits in the surf … - Theoretical and experimental investigation of (e,2e) ionization of argon 3p in asymmetric kinematics at intermediate energy

Author(s): Sadek Amami, Melike Ulu, Zehra Nur Ozer, Murat Yavuz, Suay Kazgoz, Mevlut Dogan, Oleg Zatsarinny, Klaus Bartschat, and Don MadisonThe field of electron-impact ionization of atoms, or (e,2e) … - Laser measurement of the photodetachment cross section of H− at the wavelength 1064 nm

Author(s): Mickaël Vandevraye, Philippe Babilotte, Cyril Drag, and Christophe BlondelA method is described to measure photoexcitation cross sections, relying on the expected behavior of the signal in … - Quenching of the 2pnd Po1 doubly excited states of helium by a dc electric field

Author(s): K. Bučar, M. Žitnik, A. Mihelič, F. Penent, P. Lablanquie, J. Palaudoux, L. Andrić, M. Braune, and R. PüttnerThe fluorescence yield quenching of low-lying doubly excited 2pnd Po1 states is … - Effect of a laser dip in the semiclassical dynamics of bosonic Josephson junctions

Author(s): G. Szirmai, G. Mazzarella, and L. SalasnichWe consider the standard double-well setup extended with a laser beam in the center to create a “triple-well” potential. The beam in the center is … - Enhancing light-atom interactions via atomic bunching

Author(s): Bonnie L. Schmittberger and Daniel J. GauthierThere is a broad interest in enhancing the strength of light-atom interactions to the point where injecting a single photon induces a nonlinear … - Raman process under condition of radiation trapping in a disordered atomic medium

Author(s): L. V. Gerasimov, V. M. Ezhova, D. V. Kupriyanov, Q. Baudouin, W. Guerin, and R. KaiserWe consider the Raman process developing in a disordered medium of alkali-metal atoms when the scattere … - Quantum reservoirs with ion chains

Author(s): B. G. Taketani, T. Fogarty, E. Kajari, Th. Busch, and Giovanna MorigiIon chains are promising platforms for studying and simulating quantum reservoirs. One interesting feature is that their … - Robustness of hashing protocols for entanglement purification

Author(s): M. Zwerger, H. J. Briegel, and W. DürWe investigate entanglement purification protocols based on hashing, where a large number of noisy entangled pairs are jointly processed to obtain a red … - SeD radical as a probe for the measurement of the time variation of the fine-structure constant α and proton-to-electron mass ratio μ

Author(s): Gaurab Ganguly, Avijit Sen, Manas Mukherjee, and Ankan PaulBased on the spectroscopic constants derived from highly accurate potential-energy surfaces, the SeD radical is identified as a sp … - Application of the Pontryagin maximum principle to the time-optimal control in a chain of three spins with unequal couplings

Author(s): Léo Van Damme, Robert Zeier, Steffen J. Glaser, and Dominique SugnyWe solve a time-optimal control problem in a linear chain of three coupled spins 1/2 with unequal couplings. We apply the … - Experimental investigation of left-right asymmetry in photon-atom interaction

Author(s): S. Ricz, T. Buhr, Á. Kövér, K. Holste, A. Borovik, Jr., S. Schippers, D. Varga, and A. MüllerSingle ionization of noble-gas atoms by linearly polarized synchrotron radiation has been studie … - Rotation-induced mode coupling in open wavelength-scale microcavities

Author(s): Li Ge, Raktim Sarma, and Hui CaoWe study the interplay between rotation and openness for mode coupling in wavelength-scale microcavities. In cavities deformed from a circular disk, the deca … - Quantum non-Gaussianity witnesses in phase space

Author(s): Catherine Hughes, Marco G. Genoni, Tommaso Tufarelli, Matteo G. A. Paris, and M. S. KimWe address detection of quantum non-Gaussian states, i.e., nonclassical states that cannot be expresse … - Bichromatically pumped microresonator frequency combs

Author(s): T. Hansson and S. WabnitzA study is made of the nonlinear dynamics of bichromatically pumped microresonator Kerr frequency combs described by a driven and damped nonlinear Schrödinger equat … - Multiperiodicity in plasmonic multilayers: General description and diversity of topologies

Author(s): Alexey A. Orlov, Anastasia K. Krylova, Sergei V. Zhukovsky, Viktoriia E. Babicheva, and Pavel A. BelovWe introduce multiperiodicity in periodic metal-dielectric multilayers by stacking more … - Double-K-vacancy states in electron-impact single ionization of metastable two-electron N5+(1s2s 3S1) ions

Author(s): A. Müller, A. Borovik, Jr., K. Huber, S. Schippers, D. V. Fursa, and I. BrayThe role of hollow states intermediately produced in electron-impact ionization of metastable He-like N5+(1s2s3S1 … - Quantifying the nonlinearity of a quantum oscillator

Author(s): Matteo G. A. Paris, Marco G. Genoni, Nathan Shammah, and Berihu TekluWe address the quantification of nonlinearity for quantum oscillators and introduce two measures based on the properties … - Aharonov-Bohm effect for light in a moving medium

Author(s): Marcelo Vieira, Alexandre M. de M. Carvalho, and Claudio FurtadoIn this paper we propose a way to detect the Aharonov-Bohm effect for light in a moving medium. We use the position-dependent … - Ground- and excited-state properties of the polar and paramagnetic RbSr molecule: A comparative study

Author(s): Piotr S. Żuchowski, R. Guérout, and O. DulieuThis paper deals with the electronic structure of RbSr, a molecule possessing both a magnetic dipole moment and an electric dipole moment in its … - Quantum-electrodynamical density-functional theory: Bridging quantum optics and electronic-structure theory

Author(s): Michael Ruggenthaler, Johannes Flick, Camilla Pellegrini, Heiko Appel, Ilya V. Tokatly, and Angel RubioA comprehensive derivation of a feasible method that generalizes ideas of the time-dep … - Relation of quantum control mechanism to landscape structure

Author(s): Arun Nanduri, Ashley Donovan, Tak-San Ho, and Herschel RabitzThe control of quantum dynamics is generally accomplished by seeking a tailored electromagnetic field to meet a posed objective. … - Universality of spin relaxation for spin-1/2 particles diffusing over magnetic-field inhomogeneities in the adiabatic regime

Author(s): M. Guigue, G. Pignol, R. Golub, and A. K. PetukhovWe present a theoretical analysis of spin relaxation, for a polarized gas of spin 1/2 particles undergoing restricted adiabatic diffusive m … - Investigating constrained quantum control through a kinematic-to-dynamic-variable transformation

Author(s): A. Donovan and H. RabitzA search for the variables that control a quantum system's dynamics occurs over a landscape, defined as the target objective as a function of the variables. Pri … - Optical-lattice implementation scheme of a bosonic topological model with fermionic atoms

Author(s): Anne E. B. Nielsen, Germán Sierra, and J. Ignacio CiracWe present a scheme to implement a Fermi-Hubbard-like model in ultracold atoms in optical lattices and analyze the topological feature … - Giant topological magnetoelectric and optical Hall effects for a topological insulator as a defect in photonic crystals

Author(s): Peng Wang, Wei Li, Qin Liu, and Xunya JiangA system with a topological insulator slab sandwiched by two one-dimensional photonic crystals as a defect is investigated. A giant topological ma … - Fraction of isospectral states exhibiting quantum correlations

Author(s): Michał Oszmaniec and Marek KuśFor several types of correlations (mixed-state entanglement in systems of distinguishable particles, particle entanglement in systems of indistinguishable boso … - Relativistic equation-of-motion coupled-cluster method for the double-ionization potentials of closed-shell atoms

Author(s): Himadri Pathak, Aryya Ghosh, B. K. Sahoo, B. P. Das, Nayana Vaval, and Sourav PalWe report the implementation of the relativistic equation-of-motion coupled-cluster method to calculate the … - Predicting energies of small clusters from the inhomogeneous unitary Fermi gas

Author(s): J. Carlson and S. GandolfiWe investigate the inhomogeneous unitary Fermi gas and use the long-wavelength properties to predict the energies of small clusters of unitary fermions trapped in … - Conventional quantum phase transition driven by a complex parameter in a non-Hermitian PT-symmetric Ising model

Author(s): C. Li, G. Zhang, X. Z. Zhang, and Z. SongA conventional quantum phase transition (QPT) can be accessed by varying a real parameter at absolute zero temperature. Motivated by the discovery o … - Efficient simulation of unitary operators by combining two numerical algorithms: An NMR simulation of the mirror-inversion propagator of an XY spin chain

Author(s): K. Rama Koteswara Rao, T. S. Mahesh, and Anil KumarPrecise experimental implementation of unitary operators is one of the most important tasks for quantum information processing. Numerical … - Weak limit of the three-state quantum walk on the line

Author(s): Stefan Falkner and Stefan BoettcherAnalysis of a quantum walk on a line using a three-dimensional Grover coin yields nonclassical localization and an asymmetric stationary distribution.[Phy … - Quadratic constrained mixed discrete optimization with an adiabatic quantum optimizer

Author(s): Rishabh Chandra, N. Tobias Jacobson, Jonathan E. Moussa, Steven H. Frankel, and Sabre KaisWe extend the family of problems that may be implemented on an adiabatic quantum optimizer (AQO). W … - Necessary and sufficient optimality conditions for classical simulations of quantum communication processes

Author(s): Alberto Montina and Stefan WolfWe consider the process consisting of preparation, transmission through a quantum channel, and subsequent measurement of quantum states. The communication com … - Competition between memory-keeping and memory-erasing decoherence channels

Author(s): Tony J. G. Apollaro, Salvatore Lorenzo, Carlo Di Franco, Francesco Plastina, and Mauro PaternostroWe study the competing effects of simultaneous Markovian and non-Markovian decoherence mech … - Nonlocal quantum gate on quantum continuous variables with minimal resources

Author(s): Shota Yokoyama, Ryuji Ukai, Jun-ichi Yoshikawa, Petr Marek, Radim Filip, and Akira FurusawaWe experimentally demonstrate, with an all-optical setup, a nonlocal deterministic quantum nondemo … - Hybrid Gaussian–B-spline basis for the electronic continuum: Photoionization of atomic hydrogen

Author(s): Carlos Marante, Luca Argenti, and Fernando MartínAs a first step towards meeting the recent demand for new computational tools capable of reproducing molecular-ionization continua in a wide … - Degeneracies of discrete and continuum states with the Dirac sea in the pair-creation process

Author(s): Q. Z. Lv, Y. Liu, Y. J. Li, R. Grobe, and Q. SuBy solving the quantum field theoretical Dirac and Klein-Gordon equations numerically we analyze the different roles of discrete and continuum … - Dynamical spin squeezing via a higher-order Trotter-Suzuki approximation

Author(s): Ji-Ying Zhang, Xiang-Fa Zhou, Guang-Can Guo, and Zheng-Wei ZhouHere we provide a scheme of transforming the one-axis twisting Hamiltonian into a two-axis twisting Hamiltonian based on the h …