OOIR: Observatory of International Research

Papers

(The TQCC of Quantum Science and Technology is 10. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2020-07-01 to 2024-07-01.)

Article	Citations
Demonstration of quantum volume 64 on a superconducting quantum computing system	251
t\|ket⟩: a retargetable compiler for NISQ devices	184
The bitter truth about gate-based quantum algorithms in the NISQ era	110
A quantum deep convolutional neural network for image recognition	108
Qiskit pulse: programming quantum computers through the cloud with pulses	99
Matter-wave Atomic Gradiometer Interferometric Sensor (MAGIS-100)	96
Distributed quantum sensing	84
Large gradients via correlation in random parameterized quantum circuits	83
Towards scalable bosonic quantum error correction	80
Searching for new physics using optically levitated sensors	79
Mechanical quantum sensing in the search for dark matter	75
Entangling the vibrational modes of two massive ferromagnetic spheres using cavity magnomechanics	73
Quantum information processing with bosonic qubits in circuit QED	73
Testing gravity with cold atom interferometry: results and prospects	71
Nuclear clocks for testing fundamental physics	68
Higher order derivatives of quantum neural networks with barren plateaus	63
Filtering variational quantum algorithms for combinatorial optimization	60
Polyatomic molecules as quantum sensors for fundamental physics	57
Software tools for quantum control: improving quantum computer performance through noise and error suppression	55
Qibo: a framework for quantum simulation with hardware acceleration	52
Using models to improve optimizers for variational quantum algorithms	49
Quantum implementation of an artificial feed-forward neural network	47
Qubit coupled cluster singles and doubles variational quantum eigensolver ansatz for electronic structure calculations	46
Achieving a quantum smart workforce	43
TEQUILA: a platform for rapid development of quantum algorithms	43

A state-averaged orbital-optimized hybrid quantum–classical algorithm for a democratic description of ground and excited states	41
Building blocks of a flip-chip integrated superconducting quantum processor	41
Equivalence of quantum barren plateaus to cost concentration and narrow gorges	41
Optimal charging of a superconducting quantum battery	41
Correlating AGP on a quantum computer	40
Probing quantum processor performance with pyGSTi	39
Holographic tensor network models and quantum error correction: a topical review	39
Chiral quantum network with giant atoms	38
Characterizing the loss landscape of variational quantum circuits	37
Differentiable quantum architecture search	37
Quantum logic and entanglement by neutral Rydberg atoms: methods and fidelity	37
Simulating quantum materials with digital quantum computers	35
Toward efficient correction of multiqubit measurement errors: pair correlation method	34
Comagnetometer probes of dark matter and new physics	33
An optical tweezer array of ground-state polar molecules	33
To quantum or not to quantum: towards algorithm selection in near-term quantum optimization	33
Adaptive pruning-based optimization of parameterized quantum circuits	32
Mutual information-assisted adaptive variational quantum eigensolver	30
SeQUeNCe: a customizable discrete-event simulator of quantum networks	30
A many-body heat engine at criticality	28
CeNTREX: a new search for time-reversal symmetry violation in the ²⁰⁵Tl nucleus	28
Early fault-tolerant simulations of the Hubbard model	28
Variational quantum algorithms for trace distance and fidelity estimation	27
A posteriori corrections to the iterative qubit coupled cluster method to minimize the use of quantum resources in large-scale calculations	27
Methods for measuring the electron’s electric dipole moment using ultracold YbF molecules	26
Fault-tolerant quantum error correction for Steane’s seven-qubit color code with few or no extra qubits	26
Micromasers as quantum batteries	25
Quantum versus classical generative modelling in finance	25
Generation of generalized hybrid entanglement in cavity electro–optic systems	24
Matrix product state pre-training for quantum machine learning	24
Learning quantum data with the quantum earth mover’s distance	24
Indexed improvements for real-time trotter evolution of a (1 + 1) field theory using NISQ quantum computers	24
Engineering an effective three-spin Hamiltonian in trapped-ion systems for applications in quantum simulation	24
Quantum battery based on quantum discord at room temperature	23
Benchmarking near-term devices with quantum error correction	23
Entangled quantum cellular automata, physical complexity, and Goldilocks rules	23
The controlled SWAP test for determining quantum entanglement	23
Quantum correlations in PT -symmetric systems	23
Spectroscopy and critical quantum thermometry in the ultrastrong coupling regime	22
Variational quantum eigensolver for approximate diagonalization of downfolded Hamiltonians using generalized unitary coupled cluster ansatz	22
Finite-key analysis for quantum conference key agreement with asymmetric channels	22
Multimode capacity of atomic-frequency comb quantum memories	22
Talking about public good for the second quantum revolution: analysing quantum technology narratives in the context of national strategies	22
Anomaly detection with variational quantum generative adversarial networks	21
Fundamental physics with a state-of-the-art optical clock in space	21
Experimental wavelength-multiplexed entanglement-based quantum cryptography	21
Semi-device independent randomness generation based on quantum state’s indistinguishability	20
An open-source, industrial-strength optimizing compiler for quantum programs	20
Phase-modulated single-photon nonreciprocal transport and directional router in a waveguide–cavity–emitter system beyond the chiral coupling	20
Entanglement swapping between independent and asynchronous integrated photon-pair sources	20

Limitations of error corrected quantum annealing in improving the performance of Boltzmann machines	19
An ultracold molecular beam for testing fundamental physics	19
Protocols for long-distance quantum communication with single ¹⁶⁷Er ions	19
Cryogenic single-port calibration for superconducting microwave resonator measurements	18
Signatures of the quantum nature of gravity in the differential motion of two masses	18
A polynomial time and space heuristic algorithm for T-count	18
Quantum algorithm for the nonlinear dimensionality reduction with arbitrary kernel	18
3-regular three-XORSAT planted solutions benchmark of classical and quantum heuristic optimizers	18
Optimizing quantum phase estimation for the simulation of Hamiltonian eigenstates	18
Critical quantum metrology with fully-connected models: from Heisenberg to Kibble–Zurek scaling	17
Modulation leakage vulnerability in continuous-variable quantum key distribution	17
Bayesian parameter estimation using Gaussian states and measurements	17
Automatic design of quantum feature maps	17
Universal quantum computation and quantum error correction with ultracold atomic mixtures	16
Witnessing non-objectivity in the framework of strong quantum Darwinism	16
Directional detection of dark matter with diamond	16
Simulating quench dynamics on a digital quantum computer with data-driven error mitigation	16
Daylight entanglement-based quantum key distribution with a quantum dot source	15
Efficient quantum memory of orbital angular momentum qubits in cold atoms	15
Improving the accuracy and efficiency of quantum connected moments expansions^*	15
Stationary optomagnonic entanglement and magnon-to-optics quantum state transfer via opto-magnomechanics	15
Detecting quantum entanglement with unsupervised learning	15
Perspectives on testing fundamental physics with highly charged ions in Penning traps	15
Path-optimized nonadiabatic geometric quantum computation on superconducting qubits	14
Simulating quantum circuits with ZX-calculus reduced stabiliser decompositions	14
Improved finite-key security analysis of quantum key distribution against Trojan-horse attacks	14
QFold: quantum walks and deep learning to solve protein folding	14
HUNTER: precision massive-neutrino search based on a laser cooled atomic source	14
Microscopic 3D printed optical tweezers for atomic quantum technology	14
Experimentally optimizing QKD rates via nonlocal dispersion compensation	14
Analytical framework for quantum alternating operator ansätze	14
Quantum computer-aided design of quantum optics hardware	14
Variational Hamiltonian simulation for translational invariant systems via classical pre-processing	14
Dynamically corrected gates from geometric space curves	14
Storage capacity and learning capability of quantum neural networks	14
High-fidelity multiqubit Rydberg gates via two-photon adiabatic rapid passage	13
Mediated semi-quantum key distribution with improved efficiency	13
Hybrid MEMS-CMOS ion traps for NISQ computing	13
NetQASM—a low-level instruction set architecture for hybrid quantum–classical programs in a quantum internet	13
Design, fabrication and characterization of a micro-fabricated stacked-wafer segmented ion trap with two X-junctions	13
Industrially microfabricated ion trap with 1 eV trap depth	13
Magnetic sensing at zero field with a single nitrogen-vacancy center	13
Evaluation of QAOA based on the approximation ratio of individual samples	12
Quantum mixed state compiling	12
Democratization of quantum technologies	12
Probing fast oscillating scalar dark matter with atoms and molecules	12
Sample complexity of learning parametric quantum circuits	12
Ferromagnetic gyroscopes for tests of fundamental physics	12
Optimizing entanglement generation and distribution using genetic algorithms	12
Is quantum computing green? An estimate for an energy-efficiency quantum advantage	12
AGP-based unitary coupled cluster theory for quantum computers	12
Quantum sensitivity limits of nuclear magnetic resonance experiments searching for new fundamental physics	11
Many-body calculations for periodic materials via restricted Boltzmann machine-based VQE	11
Optical atomic clock aboard an Earth-orbiting space station (OACESS): enhancing searches for physics beyond the standard model in space	11
Monogamy of quantum discord	11
10 dB interferometer enhancement by squeezing of photon shot noise with sub-femtometer resolution and eye-safe optical power	11
Experimental error mitigation using linear rescaling for variational quantum eigensolving with up to 20 qubits	11
Quantum computation of phase transition in the massive Schwinger model	11
Reducing molecular electronic Hamiltonian simulation cost for linear combination of unitaries approaches	11
Dark matter searches using accelerometer-based networks	10
High-dimensional SO(4)-symmetric Rydberg manifolds for quantum simulation	10
Motional heating of spatially extended ion crystals	10
Entangling mechanical vibrations of two massive ferrimagnets by fully exploiting the nonlinearity of magnetostriction	10
Do quantum circuit Born machines generalize?	10
Sub-quantum Fisher information	10
A variational quantum algorithm for Hamiltonian diagonalization	10
Perspective on quantum bubbles in microgravity	10
Quantum speedups of some general-purpose numerical optimisation algorithms	10
How to transform graph states using single-qubit operations: computational complexity and algorithms	10
Quantum self-supervised learning	10
Compact quantum kernel-based binary classifier	10
Optical clocks based on molecular vibrations as probes of variation of the proton-to-electron mass ratio	10
Propagating quantum microwaves: towards applications in communication and sensing	10
Expectation values from the single-layer quantum approximate optimization algorithm on Ising problems	10