29 citations · 45 across the 12 of their papers we have counts for
12 papers
High-Precision Calibration Workflow Achieves Above CZ Gate Fidelity on a Scalable Superconducting Processor
Huili Zhang, Meiling Li, Shuang Yang +6
High-fidelity universal two-qubit gates are critical for building fault-tolerant quantum computers. In scalable superconducting processors, shortened coherence times introduce more…
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…
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…
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…
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…
Efficient Implementation of Arbitrary Two-Qubit Gates via Unified Control
Zhen Chen, Weiyang Liu, Yanjun Ma +16
The native gate set is fundamental to the performance of quantum devices, as it governs the accuracy of basic quantum operations and dictates the complexity of implementing quantum…
Experimental Realization of Criticality-Enhanced Global Quantum Sensing via Non-Equilibrium Dynamics
Yefei Yu, Ran Liu, Guangming Xue +8
Quantum critical systems offer promising advancements in quantum sensing and metrology, yet face limitations like critical slowing down and a restricted criticality-enhanced region…
Experimental demonstration of entanglement pumping with bosonic logical qubits
Jie Zhou, Chuanlong Ma, Yifang Xu +9
Entanglement is crucial for quantum networks and computation, yet maintaining high-fidelity entangled quantum states is hindered by decoherence and resource-intensive purification…
Multi-Purpose Architecture for Fast Reset and Protective Readout of Superconducting Qubits
Jiayu Ding, Yulong Li, He Wang +12
The ability to fast reset a qubit state is crucial for quantum information processing. However, to actively reset a qubit requires engineering a pathway to interact with a dissipat…
Protecting logical qubits with dynamical decoupling
Jia-Xiu Han, Jiang Zhang, Guang-Ming Xue +2
Demonstrating that logical qubits outperform their physical counterparts is a milestone for achieving reliable quantum computation. Here, we propose to protect logical qubits with…
Protecting quantum entanglement between error-corrected logical qubits
Weizhou Cai, Xianghao Mu, Weiting Wang +11
Entanglement represents one of the most important conceptual advances in physics during the last century and is also one of the most essential resources in quantum information scie…