OOIR: Observatory of International Research

Papers

(The median citation count of Advanced Quantum Technologies is 1. 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 2020-03-01 to 2024-03-01.)

Article	Citations
Variational Quantum Generators: Generative Adversarial Quantum Machine Learning for Continuous Distributions	65
Quantum Communication Using Semiconductor Quantum Dots	63
Integrated and Portable Magnetometer Based on Nitrogen‐Vacancy Ensembles in Diamond	59
Theoretical Methods for Ultrastrong Light–Matter Interactions	56
Quantum Conference Key Agreement: A Review	55
Recent Advances and Future Perspectives of Single‐Photon Avalanche Diodes for Quantum Photonics Applications	54
Extending Quantum Links: Modules for Fiber‐ and Memory‐Based Quantum Repeaters	44
Opportunities in Quantum Reservoir Computing and Extreme Learning Machines	43
Donor Spins in Silicon for Quantum Technologies	40
Benchmarking of Spin–Orbit Torque Switching Efficiency in Pt Alloys	37
Is a Quantum Biosensing Revolution Approaching? Perspectives in NV‐Assisted Current and Thermal Biosensing in Living Cells	36
Nonlinear Hall Effect with Time‐Reversal Symmetry: Theory and Material Realizations	36
Plug&Play Fiber‐Coupled 73 kHz Single‐Photon Source Operating in the Telecom O‐Band	34
Observation of Shubnikov–de Haas Oscillations, Planar Hall Effect, and Anisotropic Magnetoresistance at the Conducting Interface of EuO–KTaO₃	33
Transportable Strontium Optical Lattice Clocks Operated Outside Laboratory at the Level of 10⁻¹⁸ Uncertainty	32
Adaptive Variational Quantum Imaginary Time Evolution Approach for Ground State Preparation	32
Semiconductor Rydberg Physics	31
Optimal Scheme for Quantum Metrology	30
Whole‐Device Entanglement in a 65‐Qubit Superconducting Quantum Computer	29
Quantum Sensing for Energy Applications: Review and Perspective	28
Deterministic Integration of hBN Emitter in Silicon Nitride Photonic Waveguide	27
Rapid Classification of Quantum Sources Enabled by Machine Learning	27
Spontaneous Parametric Down‐Conversion Sources for Multiphoton Experiments	27
Experimental Progress on Quantum Coherence: Detection, Quantification, and Manipulation	27
Single Photon Avalanche Diode Arrays for Quantum Imaging and Microscopy	25

Advanced Laser Technology for Quantum Communications (Tutorial Review)	25
Manipulating Single‐Photon Emission from Point Defects in Diamond and Silicon Carbide	25
Quantum Neuromorphic Computing with Reservoir Computing Networks	25
Microcavity Polaritons for Quantum Simulation	25
Deploying an Inter‐European Quantum Network	24
New Genuinely Multipartite Entanglement	24
Reframing SU(1,1) Interferometry	24
Observation of the Out‐of‐Plane Polarized Spin Current from CVD Grown WTe₂	23
Single‐Particle Entanglement	22
Quantum Semantic Learning by Reverse Annealing of an Adiabatic Quantum Computer	22
Benchmarking Quantum Chemistry Computations with Variational, Imaginary Time Evolution, and Krylov Space Solver Algorithms	21
Overview of the Phase Space Formulation of Quantum Mechanics with Application to Quantum Technologies	21
Piezoelectric Optomechanical Approaches for Efficient Quantum Microwave‐to‐Optical Signal Transduction: The Need for Co‐Design	20
Coherent Ising Machines with Error Correction Feedback	20
Plug‐and‐Play Single‐Photon Devices with Efficient Fiber‐Quantum Dot Interface	20
Terahertz Quantum Cascade Lasers as Enabling Quantum Technology	20
Defects Engineering Induced Ultrahigh Magnetization in Rare Earth Element Nd‐doped MoS₂	19
A 3D Polymeric Platform for Photonic Quantum Technologies	19
Coherent Quantum Emitters in Hexagonal Boron Nitride	18
Spatial Mode Correction of Single Photons Using Machine Learning	17
2D Linear Trap Array for Quantum Information Processing	17
Toward Valley‐Coupled Spin Qubits	17
Numeric Optimization for Configurable, Parallel, Error‐Robust Entangling Gates in Large Ion Registers	17
Geometric Phases and The Sagnac Effect: Foundational Aspects and Sensing Applications	16
Enhanced Spin Hall Effect in S‐Implanted Pt	16
A Pure and Indistinguishable Single‐Photon Source at Telecommunication Wavelength	16
The Integration of Photonic Crystal Waveguides with Atom Arrays in Optical Tweezers	16
Control and Measurement of Quantum Light Pulses for Quantum Information Science and Technology	16
Free‐Space Quantum Key Distribution with Single Photons from Defects in Hexagonal Boron Nitride	15
Unusual Electrical and Magnetic Properties in Layered EuZn₂As₂	15
Interference in Atomic Magnetometry	14
The Origin of Quantum Effects in Low‐Dimensional Thermoelectric Materials	14
Bright Source of Purcell‐Enhanced, Triggered, Single Photons in the Telecom C‐Band	14
Benchmark for Synthesized Diamond Sensors Based on Isotopically Engineered Nitrogen‐Vacancy Spin Ensembles for Magnetometry Applications	14
Universal Quantum Multi‐Qubit Entangling Gates with Auxiliary Spaces	14
Three‐Body Topology Entanglement Generation via a Six‐Wave Mixing: Competing and Coexisting of Linear and Nonlinear Optics Responses in Triphoton Temporal Correlation	14
Advances in Chip‐Scale Quantum Photonic Technologies	13
Gate‐Controlled Quantum Dots Based on 2D Materials	13
Picoscale Magnetoelasticity Governs Heterogeneous Magnetic Domains in a Noncentrosymmetric Ferromagnetic Weyl Semimetal	13
Imaging Spin‐Wave Damping Underneath Metals Using Electron Spins in Diamond	13
Statistical Methods for Quantum State Verification and Fidelity Estimation	13
Reducing the Amount of Single‐Qubit Rotations in VQE and Related Algorithms	13
Finding Solutions of the Navier‐Stokes Equations through Quantum Computing—Recent Progress, a Generalization, and Next Steps Forward	13
Microcavity Exciton‐Polariton Quantum Spin Fluids	13
Coherent Ising Machines with Optical Error Correction Circuits	12
Superconductor/Ferromagnet Heterostructures: A Platform for Superconducting Spintronics and Quantum Computation	12
Doping Quantum Spin Liquids on the Kagome Lattice	12
Recent Progress on 2D Kagome Magnets: Binary T_mSn_n (T = Fe, Co, Mn)	12
Tradeoff Relations in Quantum Resource Theory	12
Noncyclic Geometric Quantum Gates with Smooth Paths via Invariant‐Based Shortcuts	12

Topological Sound Pumping of Zero‐Dimensional Bound States	12
Room‐Temperature Skyrmion Thermopower in Fe₃Sn₂	12
Bright Electrically Controllable Quantum‐Dot‐Molecule Devices Fabricated by In Situ Electron‐Beam Lithography	12
High‐Fidelity Geometric Quantum Gates with Short Paths on Superconducting Circuits	12
Quantum Architecture Search with Meta‐Learning	11
Fundamental Models in the Light–Matter Interaction: Quantum Phase Transitions and the Polaron Picture	11
Two‐Qubit State Swap and Entanglement Creation in a Superconducting Circuit QED via Counterdiabatic Drivings	11
From Quantum Rabi Model To Jaynes–Cummings Model: Symmetry‐Breaking Quantum Phase Transitions, Symmetry‐Protected Topological Transitions and Multicriticality	11
Engineering Dissipation with Resistive Elements in Circuit Quantum Electrodynamics	11
Magnetic Topological Semimetal Phase with Electronic Correlation Enhancement in SmSbTe	11
Topological Nature of High Temperature Superconductivity	11
Optimized Design of the Lithium Niobate for Spectrally‐Pure‐State Generation at MIR Wavelengths Using Metaheuristic Algorithm	11
Ultrafast Pump‐Probe Spectroscopy—A Powerful Tool for Tracking Spin‐Quantum Dynamics in Metal Halide Perovskites	11
Experimental Realization of Parrondo's Paradox in 1D Quantum Walks	11
Quantum Information Processing and Precision Measurement Using a Levitated Nanodiamond	11
Optimizing Decoy‐State Protocols for Practical Quantum Key Distribution Systems	10
Benchmarking Simulated and Physical Quantum Processing Units Using Quantum and Hybrid Algorithms	10
Helical Structure Endows Liquid Crystal Planar Optics with a Customizable Working Band	10
Confined Nano‐NMR Spectroscopy Using NV Centers	10
Control of the Half‐Skyrmion Hall Effect and Its Application to Adder–Subtractor	10
Remote Phonon Control of Quantum Dots and Other Artificial Atoms	9
Linear Optical Universal Quantum Gates with Higher Success Probabilities	9
Recent Advances on Quantum Key Distribution Overcoming the Linear Secret Key Capacity Bound	9
Oxygen Vacancy‐Induced Topological Hall Effect in a Nonmagnetic Band Insulator	9
Refined Quantum Gates for Λ‐Type Atom‐Photon Hybrid Systems	9
Room‐Temperature Ferromagnetism of Single‐Layer MoS₂ Induced by Antiferromagnetic Proximity of Yttrium Iron Garnet	9
Generation of Strong Mechanical–Mechanical Entanglement by Pump Modulation	9
Dressing‐Controlled Quantum Steering in Energy‐Level Cascaded Parametric Amplified Four‐Wave Mixing Processes	9
An Optimal Measurement Strategy to Beat the Quantum Uncertainty in Correlated System	9
Coherently Manipulated 2D Ion Crystal in a Monolithic Paul Trap	9
Robust Multi‐Party Semi‐Quantum Private Comparison Protocols with Decoherence‐Free States against Collective Noises	9
Detectable Signature of Quantum Friction on a Sliding Particle in Vacuum	9
Single Photon Emitters Coupled to Plasmonic Waveguides: A Review	9
Orbital Hybridization and Magnetic Coupling at Cuprate–Manganite Interfaces Driven by Manganite Doping	9
Isotropic Scalar Quantum Sensing of Magnetic Fields for Industrial Application	8
Spin Pumping and Inverse Spin Hall Effect in Iridium Oxide	8
Dark‐State Induced Quantum Nonreciprocity	8
Hidden Single‐Qubit Topological Phase Transition without Gap Closing in Anisotropic Light‐Matter Interactions	8
Optimal Pump Shaping for Entanglement Control in Any Countable Basis	8
Ion Transport and Reordering in a 2D Trap Array	8
Practical Long‐Distance Measurement‐Device‐Independent Quantum Key Distribution By Four‐Intensity Protocol	8
Noise Robustness and Experimental Demonstration of a Quantum Generative Adversarial Network for Continuous Distributions	8
Enhanced Optical ¹³C Hyperpolarization in Diamond Treated by High‐Temperature Rapid Thermal Annealing	8
Quantum Artificial Synapses	8
Label‐Free Phase Change Detection of Lipid Bilayers Using Nanoscale Diamond Magnetometry	8
Quantum Verification and Estimation with Few Copies	8
Electric‐Circuit Simulation of Quantum Fast Hitting with Exponential Speedup	8
Trapped Ion Architecture for Multi‐Dimensional Quantum Simulations	8
Optical Signatures of Defect Centers in Transition Metal Dichalcogenide Monolayers	8
Chiral Quantum Optics and Optical Nonreciprocity Based on Susceptibility‐Momentum Locking	8
Quantum Key Distribution Using a Quantum Emitter in Hexagonal Boron Nitride	7
Robust Generation of Logical Qubit Singlet States with Reverse Engineering and Optimal Control with Spin Qubits	7
Integrated Quantum Nanophotonics with Solution‐Processed Materials	7
Efficient Qubit Routing for a Globally Connected Trapped Ion Quantum Computer	7
Probing Proximity‐Tailored High Spin–Orbit Coupling in 2D Materials	7
Pressure‐Driven Magneto‐Topological Phase Transition in a Magnetic Weyl Semimetal	7
Parametric Type‐II Dirac Photonic Lattices	7
Toward the Light‐Operated Superconducting Devices: Circularly Polarized Radiation Manipulates the Current‐Carrying States in Superconducting Rings	7
Magnetoelectric Coupling Triggered by Noncollinear Magnetic Structure in M‐Type Hexaferrite	7
Superconducting Interfaces between Weyl Semimetal and Normal Metal	6
Deterministic Hyperparallel Control Gates with Weak Kerr Effects	6
Electronic Structure of InAs and InSb Surfaces: Density Functional Theory and Angle‐Resolved Photoemission Spectroscopy	6
Optoelectronics of Color Centers in Diamond and Silicon Carbide: From Single‐Photon Luminescence to Electrically Controlled Spin Qubits	6
Quantum Embedded Superstates	6
Quantum Entanglement Among Multiple Memories for Continuous Variables	6
Fast Quantum State Discrimination with Nonlinear Positive Trace‐Preserving Channels	6
Memristive Devices for Quantum Metrology	6
Preparing Squeezed Spin States in a Spin–Mechanical Hybrid System with Silicon‐Vacancy Centers	6
Temperature‐Dependent Anharmonic Phonons in Quantum Paraelectric KTaO₃ by First Principles and Machine‐Learned Force Fields	6
Photonic Jet Writing of Quantum Dots Self‐Aligned to Dielectric Microspheres	6
Lifting the Spin‐Momentum Locking in Ultra‐Thin Topological Insulator Films	6
Different Types of Photon Entanglement from a Constantly Driven Quantum Emitter Inside a Cavity	6
Quantum Computation Toolbox for Decoherence‐Free Qubits Using Multi‐Band Alkali Atoms	6
Separation of Artifacts from Spin‐Torque Ferromagnetic Resonance Measurements of Spin‐Orbit Torque for the Low‐Symmetry Van der Waals Semi‐Metal ZrTe₃	6
Origin of Suppression of Proximity‐Induced Superconductivity in Bi/Bi₂Sr₂CaCu₂O8+δ Heterostructures	5
Quantum Biotechnology	5
Optical Control of Bulk Phonon Modes in Crystalline Solids	5
Vector Magnetometry Based on Polarimetric Optically Detected Magnetic Resonance	5
Low‐Light Shadow Imaging Using Quadrature‐Noise Detection with a Camera	5
Bias‐Field Tunable Magnon‐Magnon Coupling in Ni₈₀Fe₂₀ Nanocross Array	5

Structure, Magnetotransport, and Theoretical Study on the Layered Antiferromagnet Topological Phase EuCd₂As₂ under High Pressure	5
Two‐Channel Kondo Physics: From Engineered Structures to Quantum Materials Realizations	5
Analog Photonics Computing for Information Processing, Inference, and Optimization	5
Unconditional Accumulation of Nonclassicality in a Single‐Atom Mechanical Oscillator	5
Quantum Dot Molecule Devices with Optical Control of Charge Status and Electronic Control of Coupling	5
Proximity‐Induced Magnetism Enhancement Emerged in Chiral Magnet MnSi/Topological Insulator Bi₂Se₃ Bilayer	5
Improved Iterative Quantum Algorithm for Ground‐State Preparation	5
Topological Photonics on Superconducting Quantum Circuits with Parametric Couplings	5
Quantum Sensing of Insulator‐to‐Metal Transitions in a Mott Insulator	5
Experimental Quantum Embedding for Machine Learning	5
Simulating Artificial 1D Physics with Ultra‐Cold Fermionic Atoms: Three Exemplary Themes	5
Resonant Oscillations of Josephson Current in Nb‐Bi₂Te_2.3Se_0.7‐Nb Junctions	5
Quantum Sensing with Extreme Light	5
All‐Optical Detection of Spin Pumping and Giant Interfacial Spin Transparency in Co₂Fe_0.4Mn_0.6Si/Pt Heterostructure	4
Lifetimes and Quantum Efficiencies of Quantum Dots Deterministically Positioned in Photonic‐Crystal Waveguides	4
Realization of Deutsch–Jozsa Algorithm in Rydberg Atoms by Composite Nonadiabatic Holonomic Quantum Computation with Strong Robustness Against Systematic Errors	4
Quantum Simulating the Electron Transport in Quantum Cascade Laser Structures	4
Chaotic Image Encryption Based on Boson Sampling	4
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Playing Quantum Nonlocal Games with Six Noisy Qubits on the Cloud	4
A Quantum Computer Architecture Based on Silicon Donor Qubits Coupled by Photons	4
Room‐Temperature Solid‐State Quantum Emitters in the Telecom Range	4
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A New Parameterized Monogamy Relation between Entanglement and Equality	4
Unique Signatures of Rashba Effect in Angle Resolved Magnetoresistance	4
Cross‐Encoded Quantum Key Distribution Exploiting Time‐Bin and Polarization States with Qubit‐Based Synchronization	4
Evolutionary Computation for Adaptive Quantum Device Design	4
Tank‐Circuit Assisted Coupling Method for Sympathetic Laser Cooling	4
Hydrogen‐Intercalated Graphene on SiC as Platform for Hybrid Superconductor Devices	4
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Transmission Spectroscopy of Molecular Spin Ensembles in the Dispersive Regime	4
Implementation of Geometric Quantum Gates on Microwave‐Driven Semiconductor Charge Qubits	4
Four‐Photon Greenberger–Horne–Zeilinger Entanglement via Collective Two‐Photon Coherence in Doppler‐Broadened Atoms	4
Scalable Creation of Deep Silicon‐Vacancy Color Centers in Diamond by Ion Implantation through a 1‐μm Pinhole	4
Molecular Vibrational Polaritons Towards Quantum Technologies	4
Parameterized Quantum Circuits for Learning Cooperative Quantum Teleportation	4
Unidirectional Photon Coupling Using Asymmetric Diamond Emitters with Enhanced Spontaneous Emission	4
Dephasing of Exchange‐Coupled Spins in Quantum Dots for Quantum Computing	4
Harvesting a Wide Spectral Range of Electronic Coherences with Disordered Quasi‐Homo Dimeric Assemblies at Room Temperature	4
Large Spin Hall Conductivity in Epitaxial Thin Films of Kagome Antiferromagnet Mn₃Sn at Room Temperature	3
Security of a High Dimensional Two‐Way Quantum Key Distribution Protocol	3
Tellurite Glass Rods with Submicron‐Size Diamonds as Photonic Magnetic Field and Temperature Sensors	3
Giant Anomalous Hall Conductivity in the Itinerant Ferromagnet LaCrSb₃ and the Effect of f‐Electrons	3
Ferromagnetism Induced by Magnetic Dilution in Van der Waals Material Metal Thiophosphates	3
Purcell‐Enhanced Single‐Photon Emission in the Telecom C‐Band	3
Characterization of Quantum States Based on Creation Complexity	3
Statistical Correlation Between Quantum Entanglement and Spin–Orbit Coupling in Crossed Beam Molecular Dynamics	3
Generating Discorrelated States for Quantum Information Protocols by Coherent Multimode Photon Addition	3
Quantum‐Based Magnetic Field Sensors for Biosensing	3
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Experimental Quantum‐Enhanced Machine Learning in Spin‐Based Systems	3
Two‐Color Passively Q‐Switched Raman Microchip Laser with Tunable Power Intensity Ratio and Elliptical Polarization	3
A High‐Mobility Hole Bilayer in a Germanium Double Quantum Well	3
Exotic Quantum States of Circuit Quantum Electrodynamics in the Ultra‐Strong Coupling Regime	3
Probing Edge State Conductance in Ultra‐Thin Topological Insulator Films	3
Distributed Quantum Computing with Photons and Atomic Memories	3
Generation and Structuring of Multipartite Entanglement in a Josephson Parametric System	3
Fast and Robust Multiqubit Gates on Rydberg Atoms by Periodic Pulse Engineering	3
Metrology Perspective of Single‐Photon Detectors: Review on Global Calibration Methods	3
Fast Conversion of Three‐Particle Dicke States to Four‐Particle Dicke States with Rydberg Superatoms	3
Review on Developments and Progress in Nickelate‐Based Heterostructure Composites and Superconducting Thin Films	3
Large Spontaneous Emission Enhancement with Silver Nanocube Dimers on Silver Substrates	3
Quantum Machine Learning Implementations: Proposals and Experiments	3
Characterizing Adiabaticity in Quantum Many‐Body Systems at Finite Temperature	3
Four‐Wave Mixing Response via Hybrid Coulomb‐Coupled Cavity Optomechanics	3
Temperature Selective Thermometry with Sub‐Microsecond Time Resolution Using Dressed‐Spin States in Diamond	3
Elementary Laser‐Less Quantum Logic Operations with (Anti‐)Protons in Penning Traps	3
Observation of Robust Polarization Squeezing via the Kerr Nonlinearity in an Optical Fiber	3
Scaling Relations and Topological Quadruple Points in Light‐Matter Interactions with Anisotropy and Nonlinear Stark Coupling	3
Higher‐Order Spatially Squeezed Beam for Enhanced Spatial Measurements	3
Feedback‐Assisted Quantum Search by Continuous‐Time Quantum Walks	3
Robust Engineering of Maximally Entangled States by Identical Particle Interferometry	3
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Demonstration of Spin Current Switch across Ferro‐Antiferromagnetic Transition	3
Role of Spin–Orbit Coupling on Ultrafast Spin Dynamics in Nonmagnet/Ferromagnet Heterostructures	3
Time‐Efficient Object Recognition in Quantum Ghost Imaging	3
Interfacial Origin of Unconventional Spin‐Orbit Torque in Py/γ−$\gamma -$IrMn₃	3
Simulation of Grover Search with Polar CH₃CN Molecules by Optimal Control Fields	3
Fast Quantifier of High‐Dimensional Frequency Entanglement through Hong–Ou–Mandel Interference	2
Optomechanically Induced Faraday Effect with Mechanical Driving and Coulomb Coupling	2
Dressing‐Shaped Rabi Oscillation of Photon Pairs in Hot Atomic Ensemble	2
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Toward Fully‐Fledged Quantum and Classical Communication Over Deployed Fiber with Up‐Conversion Module	2
Boosted Ensembles of Qubit and Continuous Variable Quantum Support Vector Machines for B Meson Flavor Tagging	2
Diamond MEMS: From Classical to Quantum	2
Bi‐Frequency Illumination: A Quantum‐Enhanced Protocol	2
Spin Polarized Electronic Transport and Photocurrent in Chiral Methionine Molecule via Magnetic Tunnel Junction Model from First Principles	2
Enlarging the Purcell Enhancement by Inserting a Dielectric Film in Dielectric‐Loaded Surface‐Plasmon‐Polariton Waveguides	2
Precise Nondestructive Parity Measurement of Artificial Atoms Using a Superconducting Resonator and Homodyne Measurement	2
Nodes and Spin Windings for Topological Transitions in Light–Matter Interactions	2
Quantum Sensing for Detection of Zinc‐Triggered Free Radicals in Endothelial Cells	2
Machine Learning Experimental Multipartite Entanglement Structure	2
Quantum Quantile Mechanics: Solving Stochastic Differential Equations for Generating Time‐Series	2
Parallel Gate Operations Fidelity in a Linear Array of Flip‐Flop Qubits	2