Analytic leakage suppression with a single control field: fast two-qubit gates with tunable couplers

arXiv:2609.20766 · quant-ph · Submitted 2026-09-17 · Read on arXiv

quant-ph

Submitted: 2026-09-17

Updated: 2026-09-17

Terminology

• Fidelity — 19× in this paper · explained in 2 episodes
• Magnus Expansion — 9× in this paper · explained in 4 episodes
• Robustness — 4× in this paper · explained in 5 episodes
• Decoupling — 3× in this paper · explained in 2 episodes
• Accuracy — 2× in this paper · explained in 1 episode
• Adiabatic Evolution — 2× in this paper · explained in 2 episodes
• Benchmark — 2× in this paper · explained in 2 episodes
• Hilbert Space — 2× in this paper · explained in 2 episodes
• Adiabatic Passage — 1× in this paper · explained in 1 episode
• Benchmarking — 1× in this paper · explained in 4 episodes
• Calibration — 1× in this paper · explained in 7 episodes
• Core — 1× in this paper · explained in 2 episodes
• Effective Hamiltonian — 1× in this paper · explained in 2 episodes
• Gauge Freedom — 1× in this paper · explained in 2 episodes
• Stark Shift — 1× in this paper · explained in 2 episodes

Sources

• Mitigating Dynamic Crosstalk with Optimal Control
• Pulse Shaping for Ultra-Fast Adiabatic Quantum Gates
• Simple analytical flux-tuned iSWAP pulses for leakage suppression

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