most citedCoupler-Assisted Leakage Reduction for Scalable Quantum Error Correction with Superconducting Qubits

19 citations · 39 across the 12 of their papers we have counts for

collaborators

12 papers

quant-ph2025

State Similarity in Modular Superconducting Quantum Processors with Classical Communications

Bujiao Wu, Changrong Xie, Peng Mi +20

As quantum devices continue to scale, distributed quantum computing emerges as a promising strategy for executing large-scale tasks across modular quantum processors. A central cha…

quant-ph2025★ 6 cited

Logical multi-qubit entanglement with dual-rail superconducting qubits

Wenhui Huang, Xuandong Sun, Jiawei Zhang +21

Recent advances in quantum error correction (QEC) across hardware platforms have demonstrated operation near and beyond the fault-tolerance threshold, yet achieving exponential sup…

quant-ph2025

Logical operations with a dynamical qubit in Floquet-Bacon-Shor code

Xuandong Sun, Longcheng Li, Zhiyi Wu +29

Quantum error correction (QEC) protects quantum systems against inevitable noises and control inaccuracies, providing a pathway towards fault-tolerant (FT) quantum computation. Sta…

quant-ph2025★ 2 cited

Experimental observation of exact quantum critical states

Wenhui Huang, Xin-Chi Zhou, Libo Zhang +29

Anderson localization physics features three fundamental types of eigenstates: extended, localized, and critical, with the third one exhibiting the exotic properties in-between the…

quant-ph2025

Improving Quantum Optimization to Achieve Quadratic Time Complexity

Ji Jiang, Peisheng Huang, Zhiyi Wu +15

Quantum Approximate Optimization Algorithm (QAOA) is a promising candidate for achieving quantum advantage in combinatorial optimization. However, its variational framework present…

quant-ph2025★ 1 cited

Synthetic -flux system in 2D superconducting qubit array with tunable coupling

Yiting Liu, Jiawei Zhang, Zechen Guo +21

Flat-band systems provide an ideal platform for exploring exotic quantum phenomena, where the strongly suppressed kinetic energy in these flat energy bands suggests the potential f…

quant-ph2024

A C-Band Cryogenic GaAs MMIC Low-Noise Amplifier for Quantum Applications

Zechen Guo, Daxiong Sun, Peisheng Huang +16

Large-scale superconducting quantum computers require massive numbers of high-performance cryogenic low-noise amplifiers (cryo-LNA) for qubit readout. Here we present a C-Band mono…

quant-ph2024★ 6 cited

Dephasing-assisted diffusive dynamics in superconducting quantum circuits

Yongqi Liang, Changrong Xie, Zechen Guo +21

Random fluctuations caused by environmental noise can lead to decoherence in quantum systems. Exploring and controlling such dissipative processes is both fundamentally intriguing…

quant-ph2024

M2CS: A Microwave Measurement and Control System for Large-scale Superconducting Quantum Processors

Jiawei Zhang, Xuandong Sun, Zechen Guo +17

As superconducting quantum computing continues to advance at an unprecedented pace, there is a compelling demand for the innovation of specialized electronic instruments that act a…

quant-ph2024★ 4 cited

In situ mixer calibration for superconducting quantum circuits

Nan Wu, Jing Lin, Changrong Xie +17

Mixers play a crucial role in superconducting quantum computing, primarily by facilitating frequency conversion of signals to enable precise control and readout of quantum states.…

quant-ph2024★ 1 cited

Noise-induced quantum synchronization and maximally entangled mixed states in superconducting circuits

Ziyu Tao, Finn Schmolke, Chang-Kang Hu +14

Random fluctuations can lead to cooperative effects in complex systems. We here report the experimental observation of noise-induced quantum synchronization in a chain of supercond…

quant-ph2024★ 19 cited

Coupler-Assisted Leakage Reduction for Scalable Quantum Error Correction with Superconducting Qubits

Xiaohan Yang, Ji Chu, Zechen Guo +21

Superconducting qubits are a promising platform for building fault-tolerant quantum computers, with recent achievement showing the suppression of logical error with increasing code…