All-Microwave Multiqubit Gates

arXiv:2609.39834 · quant-ph · Submitted 2026-09-30 · Read on arXiv

quant-ph

Submitted: 2026-09-30

Updated: 2026-10-01

Terminology

• Fidelity — 51× in this paper · explained in 2 episodes
• Effective Hamiltonian — 36× in this paper · explained in 2 episodes
• Trace — 3× in this paper · explained in 2 episodes
• Core — 2× in this paper · explained in 2 episodes
• Quantum Circuits — 2× in this paper · explained in 2 episodes
• Accuracy — 1× in this paper · explained in 1 episode
• Benchmark — 1× in this paper · explained in 2 episodes
• Entanglement — 1× in this paper · explained in 4 episodes
• Robustness — 1× in this paper · explained in 5 episodes

Sources

• Trapped-ion two-qubit gates with >99.99% fidelity without ground-state cooling
• Extensible circuit-QED architecture via amplitude- and frequency-variable microwaves
• Practical Fidelity Limits of Toffoli Gates in Superconducting Quantum Processors
• Time-frequency-correlated Native CCZ Gate in Superconducting Circuits
• Cavity-mediated cross-cross-resonance gate
• Introduction to the Rotating Wave Approximation (RWA) : Two Coherent Oscillations
• Optimal Effective Hamiltonian for Quantum Computing and Simulation
• Parity Cross-Resonance: A Multiqubit Gate
• Quantum Optimal Control with Geodesic Pulse Engineering

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