npj Quantum Information

Article	Citations
Ground-state energy estimation of the water molecule on a trapped-ion quantum computer	182
Towards practical quantum computers: transmon qubit with a lifetime approaching 0.5 milliseconds	131
Variational fast forwarding for quantum simulation beyond the coherence time	129
Efficient and noise resilient measurements for quantum chemistry on near-term quantum computers	118
Quantum classifier with tailored quantum kernel	91
Emergence and control of complex behaviors in driven systems of interacting qubits with dissipation	86
Symmetry-resolved entanglement detection using partial transpose moments	85
Leakage reduction in fast superconducting qubit gates via optimal control	83
Laser-annealing Josephson junctions for yielding scaled-up superconducting quantum processors	81
Iterative quantum amplitude estimation	79
The Born supremacy: quantum advantage and training of an Ising Born machine	74
Resource-efficient digital quantum simulation of d-level systems for photonic, vibrational, and spin-s Hamiltonians	73
Unfolding quantum computer readout noise	68
Finding flows of a Navier–Stokes fluid through quantum computing	65
Solid-state qubits integrated with superconducting through-silicon vias	63
Low-frequency spin qubit energy splitting noise in highly purified 28Si/SiGe	63
Resource-efficient quantum algorithm for protein folding	62
Practical quantum computation of chemical and nuclear energy levels using quantum imaginary time evolution and Lanczos algorithms	62
Feasibility of satellite-to-ground continuous-variable quantum key distribution	60
Parallel quantum simulation of large systems on small NISQ computers	59
Full daylight quantum-key-distribution at 1550 nm enabled by integrated silicon photonics	58
Identifying optimal cycles in quantum thermal machines with reinforcement-learning	57
Saving superconducting quantum processors from decay and correlated errors generated by gamma and cosmic rays	56
Low rank representations for quantum simulation of electronic structure	53
Experimental authentication of quantum key distribution with post-quantum cryptography	53

High-fidelity manipulation of a qubit enabled by a manufactured nucleus	50
Storage of photonic time-bin qubits for up to 20 ms in a rare-earth doped crystal	47
Machine learning of high dimensional data on a noisy quantum processor	47
Single-atom energy-conversion device with a quantum load	47
Proposal for space-borne quantum memories for global quantum networking	46
Fundamental limits of quantum error mitigation	46
Efficient evaluation of quantum observables using entangled measurements	46
Optimal operation points for ultrafast, highly coherent Ge hole spin-orbit qubits	46
Entanglement across separate silicon dies in a modular superconducting qubit device	45
Nearest centroid classification on a trapped ion quantum computer	44
Scalable quantum computer with superconducting circuits in the ultrastrong coupling regime	42
A variational toolbox for quantum multi-parameter estimation	42
Classical variational simulation of the Quantum Approximate Optimization Algorithm	42
Energy-participation quantization of Josephson circuits	40
Multi-exponential error extrapolation and combining error mitigation techniques for NISQ applications	40
Flexible entanglement-distribution network with an AlGaAs chip for secure communications	40
Spectrally reconfigurable quantum emitters enabled by optimized fast modulation	39
Implementation of a 46-node quantum metropolitan area network	39
Imaging and certifying high-dimensional entanglement with a single-photon avalanche diode camera	38
Effective routing design for remote entanglement generation on quantum networks	37
A quantum annealer with fully programmable all-to-all coupling via Floquet engineering	37
High-performance quantum entanglement generation via cascaded second-order nonlinear processes	37
Experimental test of non-macrorealistic cat states in the cloud	36
Gigahertz measurement-device-independent quantum key distribution using directly modulated lasers	35
Gate-free state preparation for fast variational quantum eigensolver simulations	35
Very low overhead fault-tolerant magic state preparation using redundant ancilla encoding and flag qubits	35
Tight finite-key security for twin-field quantum key distribution	34
High fidelity two-qubit gates on fluxoniums using a tunable coupler	34
A neural network oracle for quantum nonlocality problems in networks	34
Quantum-enhanced interferometry with large heralded photon-number states	34
Quantum circuit architecture search for variational quantum algorithms	33
Robust entanglement preparation against noise by controlling spatial indistinguishability	33
Spooky action at a global distance: analysis of space-based entanglement distribution for the quantum internet	33
Multipartite entanglement analysis from random correlations	32
Preparation of hundreds of microscopic atomic ensembles in optical tweezer arrays	32
Conveyor-mode single-electron shuttling in Si/SiGe for a scalable quantum computing architecture	32
Strategies for achieving high key rates in satellite-based QKD	31
Sudden death and revival of Gaussian Einstein–Podolsky–Rosen steering in noisy channels	31
Hamiltonian simulation in the low-energy subspace	31
Accurate Lindblad-form master equation for weakly damped quantum systems across all regimes	31
Implementation of quantum imaginary-time evolution method on NISQ devices by introducing nonlocal approximation	30
Dynamics of superconducting qubit relaxation times	30
Enhancing quantum cryptography with quantum dot single-photon sources	30
Adaptive quantum state tomography with neural networks	29
Detector-integrated on-chip QKD receiver for GHz clock rates	29
Quantum teleportation with imperfect quantum dots	29
Proof-of-principle experimental demonstration of twin-field quantum key distribution over optical channels with asymmetric losses	28
Overcoming detection loss and noise in squeezing-based optical sensing	28
Quantum repeaters based on concatenated bosonic and discrete-variable quantum codes	28
648 Hilbert-space dimensionality in a biphoton frequency comb: entanglement of formation and Schmidt mode decomposition	28

Two-dimensional hard-core Bose–Hubbard model with superconducting qubits	27
Convex optimization of programmable quantum computers	27
Experimental adaptive Bayesian estimation of multiple phases with limited data	27
Observation of Bloch oscillations and Wannier-Stark localization on a superconducting quantum processor	26
Variational quantum state eigensolver	26
Storage and retrieval of microwave pulses with molecular spin ensembles	26
High-accuracy Ising machine using Kerr-nonlinear parametric oscillators with local four-body interactions	26
Variational quantum eigensolver with reduced circuit complexity	26
Machine learning aided carrier recovery in continuous-variable quantum key distribution	26
Path-encoded high-dimensional quantum communication over a 2-km multicore fiber	26
In-situ measurements of fabrication induced strain in diamond photonic-structures using intrinsic colour centres	26
Experimental characterization of the energetics of quantum logic gates	25
Giant shift upon strain on the fluorescence spectrum of VNNB color centers in h-BN	25
Quantum Hall phases emerging from atom–photon interactions	25
Room-temperature coherent control of implanted defect spins in silicon carbide	25
A quantum router architecture for high-fidelity entanglement flows in quantum networks	25
Towards a microwave single-photon counter for searching axions	24
Leakage detection for a transmon-based surface code	24
Experimental quantum kernel trick with nuclear spins in a solid	24
Entropy production in continuously measured Gaussian quantum systems	24
Finite key effects in satellite quantum key distribution	24
Parameter estimation in quantum sensing based on deep reinforcement learning	24
Global correlation and local information flows in controllable non-Markovian open quantum dynamics	24
Detecting non-Markovianity via quantified coherence: theory and experiments	24
Experimental demonstration of measurement-device-independent measure of quantum steering	24
Quantum communication with itinerant surface acoustic wave phonons	23
Deterministic spin-photon entanglement from a trapped ion in a fiber Fabry–Perot cavity	23
Analyzing the performance of variational quantum factoring on a superconducting quantum processor	22
Multiplexed quantum transport using commercial off-the-shelf CMOS at sub-kelvin temperatures	22
Coherent manipulation and quantum phase interference in a fullerene-based electron triplet molecular qutrit	22
Quantum circuit cutting with maximum-likelihood tomography	22
Efficient computation of the Nagaoka–Hayashi bound for multiparameter estimation with separable measurements	22
Genuine quantum networks with superposed tasks and addressing	22
Quantum random number cloud platform	21
Quantum electromechanics with levitated nanoparticles	21
Quantum transport and localization in 1d and 2d tight-binding lattices	21
Direct estimation of quantum coherence by collective measurements	21
Free electrons can induce entanglement between photons	21
Characterization and control of open quantum systems beyond quantum noise spectroscopy	20
Counteracting dephasing in Molecular Nanomagnets by optimized qudit encodings	20
Circuit quantization with time-dependent magnetic fields for realistic geometries	20
A phononic interface between a superconducting quantum processor and quantum networked spin memories	20
Counterfactual ghost imaging	20
Measurement-free preparation of grid states	20
Characterizing decoherence rates of a superconducting qubit by direct microwave scattering	20
Computing secure key rates for quantum cryptography with untrusted devices	20
A machine learning approach to Bayesian parameter estimation	20
Self-testing quantum systems of arbitrary local dimension with minimal number of measurements	19
Optimal teleportation via noisy quantum channels without additional qubit resources	19
Optimal control of stimulated Raman adiabatic passage in a superconducting qudit	19
3D integration and measurement of a semiconductor double quantum dot with a high-impedance TiN resonator	19
Quasiprobability decompositions with reduced sampling overhead	19
Electrical control of coherent spin rotation of a single-spin qubit	19
Temporal distinguishability in Hong-Ou-Mandel interference for harnessing high-dimensional frequency entanglement	19
Two-dimensional centrosymmetrical antiferromagnets for spin photogalvanic devices	18
Quantum sensors for microscopic tunneling systems	18
Real-time processing of stabilizer measurements in a bit-flip code	18
Bound state in a giant atom-modulated resonators system	18
Deep reinforcement learning for efficient measurement of quantum devices	18
Continuous-mode quantum key distribution with digital signal processing	18
Quantum Fisher information measurement and verification of the quantum Cramér–Rao bound in a solid-state qubit	18
Precise programmable quantum simulations with optical lattices	18
Long-time simulations for fixed input states on quantum hardware	18
Universal and operational benchmarking of quantum memories	18
Fundamental limits of electron and nuclear spin qubit lifetimes in an isolated self-assembled quantum dot	17
Critical parametric quantum sensing	17
Transmon qubit readout fidelity at the threshold for quantum error correction without a quantum-limited amplifier	17
Deterministic improvements of quantum measurements with grouping of compatible operators, non-local transformations, and covariance estimates	17
Experimental creation of multi-photon high-dimensional layered quantum states	17
Probe optimization for quantum metrology via closed-loop learning control	17
Experimental demonstration of entanglement delivery using a quantum network stack	17
Quantum Zeno effects across a parity-time symmetry breaking transition in atomic momentum space	17
A network-ready random-access qubits memory	17
Automated design of superconducting circuits and its application to 4-local couplers	17
Path toward manufacturable superconducting qubits with relaxation times exceeding 0.1 ms	16
Simulating the fabrication of aluminium oxide tunnel junctions	16
Adaptive, problem-tailored variational quantum eigensolver mitigates rough parameter landscapes and barren plateaus	16
Reconfigurable continuously-coupled 3D photonic circuit for Boson Sampling experiments	16
Optimizing a polynomial function on a quantum processor	16
Cooperative-effect-induced one-way steering in open cavity magnonics	16

Quantum Fourier transform for nanoscale quantum sensing	16
A Bayesian analysis of classical shadows	16
Experimental unsupervised learning of non-Hermitian knotted phases with solid-state spins	16
Coherence of a charge stabilised tin-vacancy spin in diamond	16
Demonstrating the power of quantum computers, certification of highly entangled measurements and scalable quantum nonlocality	16
Variational quantum algorithm with information sharing	15
Practical distributed quantum information processing with LOCCNet	15
Experimental critical quantum metrology with the Heisenberg scaling	15
Measuring magic on a quantum processor	15
Phase flip code with semiconductor spin qubits	15
Beyond the standard quantum limit for parametric amplification of broadband signals	15
Numerical finite-key analysis of quantum key distribution	15
Amplitude and frequency sensing of microwave fields with a superconducting transmon qudit	15
Progress toward a capacitively mediated CNOT between two charge qubits in Si/SiGe	15
Towards the standardization of quantum state verification using optimal strategies	15
Deep learning enhanced individual nuclear-spin detection	15
A quantum algorithm for string matching	15
Quantum-inspired machine learning on high-energy physics data	14
Quantum thermodynamics in adiabatic open systems and its trapped-ion experimental realization	14
Quantum frequency conversion and single-photon detection with lithium niobate nanophotonic chips	14
Robust quantum-network memory based on spin qubits in isotopically engineered diamond	14
Entanglement formation in continuous-variable random quantum networks	14
Intensity modulator for secure, stable, and high-performance decoy-state quantum key distribution	14
Nanoscale electric field imaging with an ambient scanning quantum sensor microscope	14
Quantum generative adversarial networks with multiple superconducting qubits	14
Time-varying quantum channel models for superconducting qubits	13
Time-series quantum reservoir computing with weak and projective measurements	13
Quasiparticle tunneling as a probe of Josephson junction barrier and capacitor material in superconducting qubits	13
Theoretical error performance analysis for variational quantum circuit based functional regression	13
Quantum walks of two correlated photons in a 2D synthetic lattice	13
Equivariant quantum circuits for learning on weighted graphs	13
Unitary-coupled restricted Boltzmann machine ansatz for quantum simulations	13
Efficient quantum state tomography with convolutional neural networks	13
Distillation of Gaussian Einstein-Podolsky-Rosen steering with noiseless linear amplification	13
Quantum enhanced measurement of an optical frequency comb	13
Entanglement-assisted capacity regions and protocol designs for quantum multiple-access channels	13
Experimental quantum homomorphic encryption	13
Space-efficient binary optimization for variational quantum computing	13
Stabilizing multiple topological fermions on a quantum computer	13
Demonstration of universal control between non-interacting qubits using the Quantum Zeno effect	13
Highly tunable magneto-optical response from magnesium-vacancy color centers in diamond	12
Efficient modeling of superconducting quantum circuits with tensor networks	12
Acoustic spectral hole-burning in a two-level system ensemble	12
Experimental demonstration of entanglement-enabled universal quantum cloning in a circuit	12
Resonant excitation of nanowire quantum dots	12
Engineering fast high-fidelity quantum operations with constrained interactions	12
Orbital-optimized pair-correlated electron simulations on trapped-ion quantum computers	12
Suppression of nuclear spin fluctuations in an InGaAs quantum dot ensemble by GHz-pulsed optical excitation	12
A polarization encoded photon-to-spin interface	12
Reprogrammable and high-precision holographic optical addressing of trapped ions for scalable quantum control	12
An artificial spiking quantum neuron	12
Quantum-enhanced analysis of discrete stochastic processes	12
Observing the quantum Cheshire cat effect with noninvasive weak measurement	11
Rate-compatible multi-edge type low-density parity-check code ensembles for continuous-variable quantum key distribution systems	11
Power-optimal, stabilized entangling gate between trapped-ion qubits	11
Optimal provable robustness of quantum classification via quantum hypothesis testing	11
How to build Hamiltonians that transport noncommuting charges in quantum thermodynamics	11
Classical communication enhanced quantum state verification	11
Coherent control of electron spin qubits in silicon using a global field	11
On-demand generation and characterization of a microwave time-bin qubit	11
Advances in device-independent quantum key distribution	11
Nuclear spin assisted magnetic field angle sensing	11
Belief propagation with quantum messages for quantum-enhanced classical communications	11
Thermodynamic resources in continuous-variable quantum systems	11
Creation of Greenberger-Horne-Zeilinger states with thousands of atoms by entanglement amplification	11
Quantum interference device for controlled two-qubit operations	11
Photonic resource state generation from a minimal number of quantum emitters	10
One-shot detection limits of quantum illumination with discrete signals	10
Evidence of Kardar-Parisi-Zhang scaling on a digital quantum simulator	10
Probing resonating valence bonds on a programmable germanium quantum simulator	10
Wilson loop and Wilczek-Zee phase from a non-Abelian gauge field	10
High-efficiency microwave-optical quantum transduction based on a cavity electro-optic superconducting system with long coherence time	10
Dynamic synthesis of Heisenberg-limited spin squeezing	10
Correlations for computation and computation for correlations	10
Exploiting degeneracy in belief propagation decoding of quantum codes	10
Robust energy-selective tunneling readout of singlet-triplet qubits under large magnetic field gradient	10
Experimental implementation of secure anonymous protocols on an eight-user quantum key distribution network	10
Surface loss calculations and design of a superconducting transmon qubit with tapered wiring	10
Smart quantum statistical imaging beyond the Abbe-Rayleigh criterion	10
Probabilistic teleportation of a quantum dot spin qubit	10
Multidimensional Bose quantum error correction based on neural network decoder	10
Quantum-enhanced Doppler lidar	10
Constraints on magic state protocols from the statistical mechanics of Wigner negativity	9
Autonomous quantum error correction in a four-photon Kerr parametric oscillator	9
Cyclic cooling of quantum systems at the saturation limit	9
Effects of surface treatments on flux tunable transmon qubits	9
Designing quantum networks using preexisting infrastructure	9
Modulation leakage-free continuous-variable quantum key distribution	9
Extreme quantum nonlinearity in superfluid thin-film surface waves	9
Quantum Fredkin and Toffoli gates on a versatile programmable silicon photonic chip	9
Quantum computational phase transition in combinatorial problems	9
Secure quantum key distribution with a subset of malicious devices	9
State leakage during fast decay and control of a superconducting transmon qubit	9
Stochastic gradient line Bayesian optimization for efficient noise-robust optimization of parameterized quantum circuits	9
Error suppression in adiabatic quantum computing with qubit ensembles	9