An important challenge in superconducting quantum computing is the need to physically couple many devices using quasi-two-dimensional fabrication processes. Recent advances in the design and fabrication of quantum annealing processors have enabled an increase in pairwise connectivity among thousands of qubits. One benefit of this is the ability to minor-embed optimization problems using fewer physical qubits for each logical spin. Here we demonstrate the benefit of this progress in the problem of minimizing the energy of three-dimensional spin glasses. Comparing the previous generation D-Wave 2000Q system to the new Advantage system, we observe improved scaling of solution time and improved consistency over multiple graph embeddings.
Scientific Publications
D-Wave is the world’s first commercial supplier of quantum computers. Learn more about the science behind our cutting-edge quantum technology and the use cases it can be applied to. Visit our resource library to read our technical white papers.
2024
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Computational supremacy in quantum simulation
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Quantum fluctuations drive nonmonotonic correlations in a qubit lattice
2023
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Kagome qubit ice
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Quantum error mitigation in quantum annealing
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Tutorial: calibration refinement in quantum annealing
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Milestones on the Quantum Utility Highway
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Quantum Critical Dynamics in a 5,000-Qubit Programmable Spin Glass
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Probing Flux and Charge Noise with Macroscopic Resonant Tunneling
2022
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Multilevel Resonant Tunneling in the Presence of Flux and Charge Noise
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Coherent Quantum Annealing in a Programmable 2,000 Qubit Ising Chain
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Annealing-based Quantum Computing for Combinatorial Optimal Power Flow
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Hybrid Quantum Annealing for Larger-than-QPU Lattice-Structured Problems
2021
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Essentially Exact Numerical Modelling of Flux Qubit Chains Subject to Charge and Flux Noise
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Architectural Considerations in the Design of a Third-Generation Superconducting Quantum Annealing Processor
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Qubit Spin Ice
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Improving Nonstoquastic Quantum Annealing with Spin-Reversal Transformations
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Scaling Advantage Over Path-Integral Monte Carlo in Quantum Simulation of Geometrically Frustrated Magnets
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Quantum Annealing Simulation of Out-of-Equilibrium Magnetization in a Spin-Chain Compound
2020
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Simulating the Shastry-Sutherland Ising Model Using Quantum Annealing
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Improving Performance of Logical Qubits by Parameter Tuning and Topology Compensation
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Performance Benefits of Increased Qubit Connectivity in Quantum Annealing 3-Dimensional Spin Glasses
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Theory Versus Practice in Annealing-Based Quantum Computing
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Probing Environmental Spin Polarization with Superconducting Flux Qubits
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Demonstration of a Nonstoquastic Hamiltonian in Coupled Superconducting Flux Qubits
2019
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A Path Towards Quantum Advantage in Training Deep Generative Models with Quantum Annealers
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PixelVAE++: Improved PixelVAE with Discrete Prior
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Quantum-Assisted Genetic Algorithm
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The Mathematics of Quantum-Enabled Applications on the D-Wave Quantum Computer
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Demonstration of Nonstoquastic Hamiltonian in Coupled Superconducting Flux Qubits
2018
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Solving SAT and MaxSAT with a Quantum Annealer: Foundations, Encodings, and Preliminary Results
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Computing Wasserstein Distance for Persistence Diagrams on a Quantum Computer
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Theory of Open Quantum Dynamics with Hybrid Noise
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Observation of Topological Phenomena in a Programmable Lattice of 1,800 Qubits
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Phase Transitions in a Programmable Quantum Spin Glass Simulator
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GumBolt: Extending Gumbel Trick to Boltzmann Priors
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DVAE#: Discrete Variational Autoencoders with Relaxed Boltzmann Priors
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Toward Robustness Against Label Noise in Training Deep Discriminative Neural Networks
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Quantum Variational Autoencoder
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DVAE++: Discrete Variational Autoencoders with Overlapping Transformations
2017
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From Near to Eternity: Spin-Glass Planting, Tiling Puzzles, and Constraint Satisfaction Problems
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Experimental Demonstration of Perturbative Anticrossing Mitigation using Non-Uniform Driver Hamiltonians
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Can Quantum Monte Carlo Simulate Quantum Annealing?
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Quantum Eigenstate Tomography with Qubit Tunneling Spectroscopy
2016
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Benchmarking Quantum Hardware for Training of Fully Visible Boltzmann Machines
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Discrete Variational Autoencoders
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Global Warming: Temperature Estimation in Annealers
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Mapping Constrained Optimization Problems to Quantum Annealing with Application to Fault Diagnosis
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Quantum Boltzmann Machine
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A Frequency and Sensitivity Tunable Microresonator Array for High-Speed Quantum Processor Readout
2015
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Degeneracy, Degree, and Heavy Tails in Quantum Annealing
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Fast Clique Minor Generation in Chimera Qubit Connectivity Graphs
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Constructing SAT Filters with a Quantum Annealer
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Performance of a Quantum Annealer on Range-Limited Constraint Satisfaction Problems
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Benchmarking a Quantum Annealing Processor with the Time-to-Target Metric
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Searching for Quantum Speedup in Quasistatic Quantum Annealers
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Computational Role of Collective Tunneling in a Quantum Annealer
2014
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Discrete Optimization Using Quantum Annealing on Sparse Ising Models
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A Practical Heuristic for Finding Graph Minors
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Entanglement in a Quantum Annealing Processor
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Architectural Considerations in the Design of a Superconducting Quantum Annealing Processor
2013
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Evidence for Temperature Dependent Spin-Diffusion as a Mechanism of Intrinsic Flux Noise in SQUIDs
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Tunneling Spectroscopy Using a Probe Qubit
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Thermally Assisted Quantum Annealing of a 16-Qubit Problem
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Adiabatic Quantum Optimization with Qudits
2012
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Algorithmic Approach to Adiabatic Quantum Optimization
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Approximate Diagonalization Method for Large-Scale Hamiltonian
2011
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Probing High-Frequency Noise with Macroscopic Resonant Tunneling
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Does Adiabatic Quantum Optimization Fail for NP-Complete Problems?
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Importance of Explicit Vectorization for CPU and GPU Software Performance
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The Ising Model: Teaching an Old Problem New Tricks
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Investigating the Performance of an Adiabatic Quantum Optimization Processor
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Quantum Annealing with Manufactured Spins
2010
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A Scalable Control System for a Superconducting Adiabatic Quantum Optimization Processor
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Experimental Demonstration of a Robust and Scalable Flux Qubit
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High-Performance Physics Simulations Using Multi-Core CPUs and GPGPUs in a Volunteer Computing Context
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Robust Parameter Selection for Parallel Tempering
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Experimental Investigation of an Eight Qubit Unit Cell in a Superconducting Optimization Processor
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Cotunneling in Pairs of Coupled Flux Qubits
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A Scalable Readout System for a Superconducting Adiabatic Quantum Optimization System
2009
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Geometrical Dependence of the Low-Frequency Noise in Superconducting Flux Qubits
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Non-Markovian Incoherent Quantum Dynamics of a Two-State System
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Decoherence in Adiabatic Quantum Computation
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A Compound Josephson Junction Coupler for Flux Qubits With Minimal Crosstalk
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Landau-Zener Transitions in an Adiabatic Quantum Computer
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Consistency of the Adiabatic Theorem
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Landau-Zener Transitions in the Presence of Spin Environment
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First Order Quantum Phase Transition in Adiabatic Quantum Computation
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The Role of Single Qubit Decoherence Time in Adiabatic Quantum Computation
2008
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Minor-Embedding in Adiabatic Quantum Computation: I. The Parameter Setting Problem
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Macroscopic Resonant Tunneling in the Presence of Low Frequency Noise
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On the Construction of Model Hamiltonians for Adiabatic Quantum Computing and its Application to Finding Low Energy Conformations of Lattice Protein Models
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Effect of Local Minima on Adiabatic Quantum Optimization
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Thermally Assisted Adiabatic Quantum Computation
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Probing Noise in Flux Qubits via Macroscopic Resonant Tunneling
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Realizable Hamiltonians for Universal Adiabatic Quantum Computers
2007
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Sign- and Magnitude-Tunable Coupler for Superconducting Flux Qubits
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A Characterization of Global Entanglement
2006
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Rabi Oscillations in Systems with Small Anharmonicity
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Four-Qubit Device with Mixed Couplings
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Adiabatic Quantum Computation with Flux Qubits, First Experimental Results
2005
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Silent Phase Qubit Based on D-Wave Josephson Junctions
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Flux Qubit in Charge-Phase regime
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Mediated Tunable Coupling of Flux Qubits
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Direct Josephson Coupling Between Superconducting Flux Qubits
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Simulated Quantum Computation of Molecular Energies
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Hamiltonian for Coupled Flux Qubits
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Quantum Nondemolition Charge Measurement of a Josephson Qubit
2004
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Evidence for Entangled States of Two Coupled Flux Qubits
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Low-Frequency Measurement of the Tunneling Amplitude in a Flux Qubit
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Quasiparticle Decoherence in D-Wave Superconducting Qubits
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Observation of Macroscopic Landau-Zener Tunneling in a Superconducting Device
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Wigner Distribution Function Formalism for Superconductors and Collisionless Dynamics of the Superconducting Order Parameter
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Dephasing-Insensitive Quantum Information Storage and Processing with Superconducting Qubits
2003
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Non-Equilibrium Quasiclassical Theory for Josephson Structures
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Josephson-Phase Qubit without Tunneling
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Dynamical Effects of an Unconventional Current-Phase Relation in YBCO dc SQUIDs
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Anomalous Current-Phase Relation as Basis for HTS Qubit
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Nonequilibrium Quasiclassical Theory for Josephson Structures
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Quasiclassical Calculations of Spontaneous Current in Restricted Geometries
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Continuous Monitoring of Rabi Oscillations in a Josephson Flux Qubit
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Theory of Weak Continuous Measurements in a Strongly Driven Quantum Bit
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Tunable Coupling of Superconducting Qubits
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Dynamical Effects of an Unconventional Current-Phase Relation in YBCO dc-SQUIDs
2002
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Low-Frequency Characterization of Quantum Tunneling in Flux Qubits
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Multi-Terminal Superconducting Phase Qubit
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High Temperature PI/2-SQUID
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Time Reversal Breaking States and Spontaneous Current Pattern in Josephson Junctions of D-Wave Superconductors
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Quasiclassical Theory of Spontaneous Currents at Surfaces and Interfaces of D-Wave Superconductors
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d+is Versus d+id Time Reversal Symmetry Breaking States in Finite Size Systems
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DC-SQUID Based on the Mesoscopic Multi-Terminal Josephson Junction
2001
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Mesoscopic Multi-Terminal Josephson Structures. I. Effects of Nonlocal Weak Coupling
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Degenerate Ground State in a Mesoscopic YBa2CuO Grain Boundary Josephson Junction
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