Characterising the failure mechanisms of error-corrected quantum logic gates

arXiv:2504.07258 · quant-ph · Submitted 2025-04-09 · Read on arXiv

quant-ph

Submitted: 2025-04-09

Updated: 2025-04-09

Terminology

• Fidelity — 39× in this paper · explained in 2 episodes
• Benchmarking — 15× in this paper · explained in 3 episodes
• Decoupling — 8× in this paper · explained in 2 episodes
• Consistency — 4× in this paper · explained in 3 episodes
• Temporal consistency — 4× in this paper · explained in 2 episodes
• Accuracy — 2× in this paper · explained in 1 episode
• Ancilla Qubits — 2× in this paper · explained in 1 episode
• Calibration — 2× in this paper · explained in 7 episodes
• Redundancy — 2× in this paper · explained in 2 episodes
• Benchmark — 1× in this paper · explained in 2 episodes
• Core — 1× in this paper · explained in 2 episodes
• Decode — 1× in this paper · explained in 2 episodes
• Intelligence Advanced Research Projects Activity — 1× in this paper
• Verification — 1× in this paper · explained in 2 episodes

Sources

• Scaling and logic in the color code on a superconducting quantum processor
• To reset, or not to reset -- that is the question
• Demonstrating real-time and low-latency quantum error correction with superconducting qubits
• Simulation of Thermal Relaxation in Spin Chemistry Systems on a Quantum Computer Using Inherent Qubit Decoherence
• Realizing Lattice Surgery on Two Distance-Three Repetition Codes with Superconducting Qubits
• Universal fault tolerant quantum computation in 2D without getting tied in knots
• Sparse Blossom: correcting a million errors per core second with minimum-weight matching
• Randomized Benchmarking of Quantum Gates
• Statistical analysis of randomized benchmarking
• Randomized benchmarking with gate-dependent noise
• Randomized Benchmarking, Correlated Noise, and Ising Models
• Randomized compiling for subsystem measurements
• Stochastic errors in quantum instruments
• Measuring error rates of mid-circuit measurements
• Non-exponential Fidelity Decay in Randomized Benchmarking with Low-Frequency Noise

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