activity
20212026
most citedTransmon qubit with relaxation time exceeding 0.5 milliseconds

385 citations · 427 across the 6 of their papers we have counts for

collaborators

6 papers

quant-ph2026

Dressed-state relaxation in coupled qubits as a source of two-qubit gate errors

Ruixia Wang, Jiayu Ding, Chenlu Wang +8

Understanding error mechanisms in two-qubit gate operations is essential for building high-fidelity quantum processors. While prior studies predominantly treat dephasing noise as e…

quant-ph2025★ 1 cited

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…

quant-ph2024★ 8 cited

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…

quant-ph2023

Mapping Topology-Localization Phase Diagram with Quasiperiodic Disorder Using a Programmable Superconducting Simulator

Xuegang Li, Huikai Xu, Junhua Wang +23

We explore topology-localization phase diagram by simulating one-dimensional Su-Schrieffer-Heeger (SSH) model with quasiperiodic disorder using a programmable superconducting simul…

quant-ph2021★ 33 cited

Vacuum-gap transmon qubits realized using flip-chip technology

Xuegang Li, Yingshan Zhang, Chuhong Yang +26

Significant progress has been made in building large-scale superconducting quantum processors based on flip-chip technology. In this work, we use the flip-chip technology to realiz…

quant-ph2021★ 385 cited

Transmon qubit with relaxation time exceeding 0.5 milliseconds

Chenlu Wang, Xuegang Li, Huikai Xu +25

By using the dry etching process of tantalum (Ta) film, we had obtained transmon qubit with the best lifetime (T1) 503 us, suggesting that the dry etching process can be adopted in…