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quant-ph2026
Optimized ancillary drive for fast Rydberg entangling gates
Rui Li, Min-Hua Zhang, Jing Qian
Reaching fast and robust two-qubit gates with low infidelities has been an outstanding challenge for the long-term goal of useful quantum computers. Typically, optimizing the pulse…
quant-ph2024
Erasing Doppler Dephasing Error in Rydberg Quantum Gates
Rui Li, Jing Qian, Weiping Zhang
The Doppler dephasing error due to residual thermal motion of qubit atoms is a major cause of fidelity loss in neutral-atom quantum gates. Besides cooling and trapping advancements…