Ancilla-assisted dark-state quantum gates in ultracold polar molecules

arXiv:2609.18972 · quant-ph, physics.app-ph, physics.atom-ph · Submitted 2026-07-16 · Read on arXiv

quant-ph, physics.app-ph, physics.atom-ph

Submitted: 2026-07-16

Updated: 2026-07-16

Terminology

• Fidelity — 35× in this paper · explained in 2 episodes
• Entanglement — 12× in this paper · explained in 4 episodes
• Quantization — 4× in this paper · explained in 12 episodes
• Accuracy — 1× in this paper · explained in 1 episode
• Robustness — 1× in this paper · explained in 5 episodes

Sources

• Trapped-ion two-qubit gates with >99.99% fidelity without ground-state cooling
• High-fidelity entangling gates and nonlocal circuits with neutral atoms
• Entangling gate performance and fidelity limits with neutral atom F\"orster resonances
• High-fidelity entanglement of polar molecules by dynamic geometric control
• Asymmetric quantum Rabi model, trap-dipole resonance, and quantum gates with optically trapped ultracold polar molecules
• High-fidelity molecular quantum logic gates resilient to interaction fluctuation

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