6 papers · 1 filter
Fast Adiabatic Quantum Gates via Hyperfine Intermediate States
Jiayin Fan, Xingdong Zhao, Manqi Zhang +2
The appeal of adiabatic quantum computing lies in its intrinsic robustness against various technical imperfections, making it attractive for many quantum information applications.…
Intelligent Optimal Control of Rydberg Gates with Incremental-Update Deep Reinforcement Learning
Yue Cai, Hanlin Zhang, Keye Zhang +1
Deep reinforcement learning (DRL), acting as a novel and powerful paradigm for quantum optimal control, offers transformative opportunities for advancing neutral-atom quantum compu…
Mitigating the phase-mismatch effect in non-resonant four-wave mixing enabled by optimal control
Ning Jia, Hamid R. Hamedi, Jing Qian
Phase-mismatch in nonlinear optical processes can severely limit the propagation and conversion efficiency of light fields. Here, we present an efficient optimal-control strategy t…
Quantum-preserved transport of excitations in Rydberg-dressed atom arrays
Panpan Li, Jing Qian, Weiping Zhang
To transport high-quality quantum state between two distant qubits through one-dimensional spin chains, the perfect state transfer (PST) method serves as the first choice, due to i…
Active robustness against the detuning-error for Rydberg quantum gates
Qing-Ling Hou, Han Wang, Jing Qian
Error suppression to the experimental imperfections is a central challenge for useful quantum computing. Recent studies have shown the advantages of using single-modulated pulses b…
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…