1.1k citations · 2.5k across the 31 of their papers we have counts for
31 papers
High fidelity control of superconducting qubits with optical transmitted signal
Yu-Huai Li, Daojin Fan, Na Li +15
Superconducting circuits exhibit remarkable potential for constructing large-scale quantum simulation and computation systems, featuring numerous qubits, extended coherence time, a…
Surface code logical operations on a superconducting quantum processor
Weiping Lin, Shaojun Guo, Yuwei Ma +144
Fault-tolerant quantum computation requires logical operations that manipulate encoded information while preserving quantum error-correction protection. In planar surface-code arch…
Algorithmic Quantum Simulations of Quantum Thermodynamics
Yangsen Ye, Jue Nan, Dong Chen +27
Characterizing quantum phases-of-matter at finite-temperature is essential for understanding complex materials and large-scale thermodynamic phenomena. Here, we develop algorithmic…
In situ Qubit Frequency Tuning Circuit for Scalable Superconducting Quantum Computing: Scheme and Experiment
Lei Jiang, Yu Xu, Shaowei Li +30
Frequency tunable qubit plays a significant role for scalable superconducting quantum processors. The state-of-the-art room-temperature electronics for tuning qubit frequency suffe…
Logical Magic State Preparation with Fidelity Beyond the Distillation Threshold on a Superconducting Quantum Processor
Yangsen Ye, Tan He, He-Liang Huang +35
Fault-tolerant quantum computing based on surface code has emerged as an attractive candidate for practical large-scale quantum computers to achieve robust noise resistance. To ach…
Experimental quantum computational chemistry with optimised unitary coupled cluster ansatz
Shaojun Guo, Jinzhao Sun, Haoran Qian +35
Quantum computational chemistry has emerged as an important application of quantum computing. Hybrid quantum-classical computing methods, such as variational quantum eigensolvers (…
Experimental Simulation of Larger Quantum Circuits with Fewer Superconducting Qubits
Chong Ying, Bin Cheng, Youwei Zhao +14
Although near-term quantum computing devices are still limited by the quantity and quality of qubits in the so-called NISQ era, quantum computational advantage has been experimenta…
Realization of fast all-microwave CZ gates with a tunable coupler
Shaowei Li, Daojin Fan, Ming Gong +29
The development of high-fidelity two-qubit quantum gates is essential for digital quantum computing. Here, we propose and realize an all-microwave parametric Controlled-Z (CZ) gate…
Realization of an Error-Correcting Surface Code with Superconducting Qubits
Youwei Zhao, Yangsen Ye, He-Liang Huang +36
Quantum error correction is a critical technique for transitioning from noisy intermediate-scale quantum (NISQ) devices to fully fledged quantum computers. The surface code, which…
Quantum Neuronal Sensing of Quantum Many-Body States on a 61-Qubit Programmable Superconducting Processor
Ming Gong, He-Liang Huang, Shiyu Wang +33
Classifying many-body quantum states with distinct properties and phases of matter is one of the most fundamental tasks in quantum many-body physics. However, due to the exponentia…
Realization of high-fidelity CZ gates in extensible superconducting qubits design with a tunable coupler
Yangsen Ye, Sirui Cao, Yulin Wu +20
High-fidelity two-qubits gates are essential for the realization of large-scale quantum computation and simulation. Tunable coupler design is used to reduce the problem of parasiti…
Quantum Computational Advantage via 60-Qubit 24-Cycle Random Circuit Sampling
Qingling Zhu, Sirui Cao, Fusheng Chen +50
To ensure a long-term quantum computational advantage, the quantum hardware should be upgraded to withstand the competition of continuously improved classical algorithms and hardwa…
Floquet Prethermal Phase Protected by U(1) Symmetry on a Superconducting Quantum Processor
Chong Ying, Qihao Guo, Shaowei Li +22
Periodically driven systems, or Floquet systems, exhibit many novel dynamics and interesting out-of-equilibrium phases of matter. Those phases arising with the quantum systems' sym…
Strong quantum computational advantage using a superconducting quantum processor
Yulin Wu, Wan-Su Bao, Sirui Cao +51
Scaling up to a large number of qubits with high-precision control is essential in the demonstrations of quantum computational advantage to exponentially outpace the classical hard…
Observation of strong and weak thermalization in a superconducting quantum processor
Fusheng Chen, Zheng-Hang Sun, Ming Gong +22
We experimentally study the ergodic dynamics of a 1D array of 12 superconducting qubits with a transverse field, and identify the regimes of strong and weak thermalization with dif…
Quantum walks on a programmable two-dimensional 62-qubit superconducting processor
Ming Gong, Shiyu Wang, Chen Zha +33
Quantum walks are the quantum mechanical analogue of classical random walks and an extremely powerful tool in quantum simulations, quantum search algorithms, and even for universal…
Observation of thermalization and information scrambling in a superconducting quantum processor
Qingling Zhu, Zheng-Hang Sun, Ming Gong +22
Understanding various phenomena in non-equilibrium dynamics of closed quantum many-body systems, such as quantum thermalization, information scrambling, and nonergodic dynamics, is…
Emulating quantum teleportation of a Majorana zero mode qubit
He-Liang Huang, Marek Narozniak, Futian Liang +14
Topological quantum computation based on anyons is a promising approach to achieve fault-tolerant quantum computing. The Majorana zero modes in the Kitaev chain are an example of n…
Ergodic-localized junctions in a periodically-driven spin chain
Chen Zha, V. M. Bastidas, Ming Gong +18
We report the analogue simulation of an ergodiclocalized junction by using an array of 12 coupled superconducting qubits. To perform the simulation, we fabricated a superconducting…
Verification of a resetting protocol for an uncontrolled superconducting qubit
Ming Gong, Feihu Xu, Zheng-Da Li +20
Quantum resetting protocols allow a quantum system to be sent to a state in the past by making it interact with quantum probes when neither the free evolution of the system nor the…
Experimental exploration of five-qubit quantum error correcting code with superconducting qubits
Ming Gong, Xiao Yuan, Shiyu Wang +19
Quantum error correction is an essential ingredient for universal quantum computing. Despite tremendous experimental efforts in the study of quantum error correction, to date, ther…
Demonstration of Adiabatic Variational Quantum Computing with a Superconducting Quantum Coprocessor
Ming-Cheng Chen, Ming Gong, Xiao-Si Xu +15
Adiabatic quantum computing enables the preparation of many-body ground states. This is key for applications in chemistry, materials science, and beyond. Realisation poses major ex…
Genuine 12-qubit entanglement on a superconducting quantum processor
Ming Gong, Ming-Cheng Chen, Yarui Zheng +20
We report the preparation and verification of a genuine 12-qubit entanglement in a superconducting processor. The processor that we designed and fabricated has qubits lying on a 1D…
Emergent Quantum Dynamics of Vortex Line under Linear Local Induction Approximation
Guihao Jia, Yu Xu, Xiao Kong +3
Using the linear local induction approximation, we investigated the self-induced motion of a vortex line that corresponds to the motion of a particle in quantum mechanics. Concerni…