29 citations · 63 across the 38 of their papers we have counts for
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Experimental realization of quantum-computing-enhanced sensing
Yifang Xu, Hongwei Huang, Yilong Zhou +14
Quantum algorithms offer computational advantages, yet incorporating them into quantum sensing and converting these advantages into enhanced information acquisition remains challen…
Hundred-hertz quantum circuit iteration rate in a reusable neutral-atom array
Liang Chen, Wen-Yi Zhu, Dong-Qi Ma +16
Neutral-atom quantum processors have rapidly advanced in scale and coherence, yet their practical performance remains constrained by limited quantum circuit iteration rates (qCIRs)…
Quantum Optical Reinforcement Learning via Spectrum-Resolved Hong-Ou-Mandel Interference
Shaojun Wu, Jiahua Xu, Shan Jin +7
Hong-Ou-Mandel (HOM) interference-based optical neural networks can offer complexity advantages on benchmark learning tasks, but conventional readout compresses the coincidence spe…
Optimal control with flag qubits
Liang-Xu Xie, Lui Zuccherelli de Paula, Weizhou Cai +6
High-fidelity quantum operations are the cornerstone of fault-tolerant quantum computation. In open quantum systems, traditional optimal control only passively resists decoherence,…
Robust and optimal control of open quantum systems
Zi-Jie Chen, Hongwei Huang, Lida Sun +9
Recent advancements in quantum technologies have highlighted the importance of mitigating system imperfections, including parameter uncertainties and decoherence effects, to improv…
Quantum Confocal Microscopy in Fock Space with a 19 dB Metrological Gain
Ziyue Hua, Chuanlong Ma, Yilong Zhou +12
Quantum metrology promises measurement precision beyond classical limits by exploiting large-scale quantum states, yet realizing this advantage faces two fundamental challenges: th…
Fault-tolerant preparation of arbitrary logical states in the cat code
Zi-Jie Chen, Weizhou Cai, Liang-Xu Xie +5
Preparing high-fidelity logical states is a central challenge in fault-tolerant quantum computing, yet existing approaches struggle to balance control complexity against resource o…
Deterministic Generation of Arbitrary Fock States via Resonant Subspace Engineering
Shan Jin, Ming Li, Weizhou Cai +10
Deterministic preparation of high-excitation Fock states is a central challenge in bosonic quantum information, with control complexity that generically explodes as the Hilbert spa…
Efficient implementation of arbitrary Hermitian-preserving and trace-preserving maps
Weizhou Cai, Zi-Jie Chen, Xuanqiang Zhao +4
Quantum control has been a cornerstone of quantum information science, driving major advances in quantum computing, quantum communication, and quantum sensing. Over the years, it h…
Error-detectable Universal Control for High-Gain Bosonic Quantum Error Correction
Weizhou Cai, Zi-Jie Chen, Ming Li +5
Protecting quantum information through quantum error correction (QEC) is a cornerstone of future fault-tolerant quantum computation. However, current QEC-protected logical qubits h…
Echoed Random Quantum Metrology
Dong-Sheng Liu, Zi-Jie Chen, Ziyue Hua +8
Quantum metrology typically demands the preparation of exotic quantum probe states, such as entangled or squeezed states, to surpass classical limits. However, the need for careful…
Principles of Optics in the Fock Space: Scalable Manipulation of Giant Quantum States
Yifang Xu, Yilong Zhou, Ziyue Hua +11
The manipulation of distinct degrees of freedom of photons plays a critical role in both classical and quantum information processing. While the principles of wave optics provide e…
Scalable Generation of Macroscopic Fock States Exceeding 10,000 Photons
Ming Li, Weizhou Cai, Ziyue Hua +7
The scalable preparation of bosonic quantum states with macroscopic excitations poses a fundamental challenge in quantum technologies, limited by control complexity and photon-loss…
High-performance quantum interconnect between bosonic modules beyond transmission loss constraints
Hongwei Huang, Jie Zhou, Weizhou Cai +12
Distributed quantum computing architectures require high-performance quantum interconnects between quantum information processing units, while previous implementations have been fu…
All-optical control and multiplexed readout of multiple superconducting qubits
Xiaoxuan Pan, Chuanlong Ma, Jia-Qi Wang +12
Superconducting quantum circuits operate at millikelvin temperatures, typically requiring independent microwave cables for each qubit for connecting room-temperature control and re…
Giant-atom quantum acoustodynamics in hybrid superconducting-phononic integrated circuits
Lintao Xiao, Bo Zhang, Yu Zeng +11
We demonstrate a giant atom by coupling a superconducting transmon qubit to a lithium niobate phononic waveguide at two points separated by about 600 acoustic wavelengths, with a p…
Scalable Optical Links for Controlling Bosonic Quantum Processors
Chuanlong Ma, Jia-Qi Wang, Linze Li +13
Superconducting quantum computing has the potential to revolutionize computational capabilities. However, scaling up large quantum processors is limited by the cumbersome and heat-…
Circuit Quantum Acoustodynamics in a Scalable Phononic Integrated Circuit Architecture
Weiting Wang, Lintao Xiao, Bo Zhang +11
Previous demonstrations of quantum acoustic systems have been limited to isolated devices, with limited capability to route phonons and interconnect multi-port acoustic elements fo…
Hardware-Efficient Bosonic Module for Entangling Superconducting Quantum Processors via Optical Networks
Jia-Hua Zou, Weizhou Cai, Jia-Qi Wang +7
Scaling superconducting quantum processors beyond single dilution refrigerators requires efficient optical interconnects, yet integrating microwave-to-optical (M2O) transducers pos…
High-Fidelity Controlled-Phase Gate for Binomial Codes via Geometric Phase Engineering
Yifang Xu, Yilong Zhou, Lida Sun +12
High-fidelity two-logical-qubit gates are essential for realizing fault-tolerant quantum computation with bosonic codes, yet experimentally reported fidelities have rarely exceeded…
Extending coherence time beyond break-even point using only drives and dissipation
Lida Sun, Yifang Xu, Yilong Zhou +11
Quantum error correction (QEC) aims to mitigate the loss of quantum information to the environment, which is a critical requirement for practical quantum computing. Existing QEC im…
Proposal of cavity quantum acoustodynamics platform based on Lithium Niobate-on-Sapphire chip
Xin-Biao Xu, Lintao Xiao, Bo Zhang +9
A scalable hybrid cavity quantum acoustodynamics (QAD) platform is proposed. The architecture integrates superconducting transmon qubits with phononic integrated circuits on a sing…
Experimental Implementation of a Qubit-Efficient Variational Quantum Eigensolver with Analog Error Mitigation on a Superconducting Quantum Processor
Yuwei Ma, Weiting Wang, Xianghao Mu +8
We experimentally demonstrate a qubit-efficient variational quantum eigensolver (VQE) algorithm using a superconducting quantum processor, employing minimal quantum resources with…
Fixed-point quantum continuous search algorithm with optimal query complexity
Shan Jin, Yuhan Huang, Shaojun Wu +4
Continuous search problems (CSPs), which involve finding solutions within a continuous domain, frequently arise in fields such as optimization, physics, and engineering. Unlike dis…