1.1k citations · 4.3k across the 37 of their papers we have counts for
37 papers
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…
Near-Term Quantum Computing Techniques: Variational Quantum Algorithms, Error Mitigation, Circuit Compilation, Benchmarking and Classical Simulation
He-Liang Huang, Xiao-Yue Xu, Chu Guo +5
Quantum computing is a game-changing technology for global academia, research centers and industries including computational science, mathematics, finance, pharmaceutical, material…
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 (…
Evaluating the Resilience of Variational Quantum Algorithms to Leakage Noise
Chen Ding, Xiao-Yue Xu, Shuo Zhang +2
As we are entering the era of constructing practical quantum computers, suppressing the inevitable noise to accomplish reliable computational tasks will be the primary goal. Leakag…
Active Learning on a Programmable Photonic Quantum Processor
Chen Ding, Xiao-Yue Xu, Yun-Fei Niu +3
Training a quantum machine learning model generally requires a large labeled dataset, which incurs high labeling and computational costs. To reduce such costs, a selective training…
Parameter-Parallel Distributed Variational Quantum Algorithm
Yun-Fei Niu, Shuo Zhang, Chen Ding +2
Variational quantum algorithms (VQAs) have emerged as a promising near-term technique to explore practical quantum advantage on noisy intermediate-scale quantum (NISQ) devices. How…
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…
Redefining the Quantum Supremacy Baseline With a New Generation Sunway Supercomputer
Xin Liu, Chu Guo, Yong Liu +11
A major milestone in the era of noisy intermediate scale quantum computers is \textit{quantum supremacy} [Nature \textbf{574}, 505 (2019)] claimed on the Sycamore quantum processor…
Closing the "Quantum Supremacy" Gap: Achieving Real-Time Simulation of a Random Quantum Circuit Using a New Sunway Supercomputer
Yong, Liu, Xin +13
We develop a high-performance tensor-based simulator for random quantum circuits(RQCs) on the new Sunway supercomputer. Our major innovations include: (1) a near-optimal slicing sc…
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…
Noise-Resistant Quantum State Compression Readout
Chen Ding, Xiao-Yue Xu, Yun-Fei Niu +2
Qubit measurement is generally the most error-prone operation that degrades the performance of near-term quantum devices, and the exponential decay of readout fidelity severely imp…
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…
Experimental demonstration of quantum pigeonhole paradox
Ming-Cheng Chen, Chang Liu, Yi-Han Luo +7
We experimentally demonstrate that when three single photons transmit through two polarization channels, in a well-defined pre- and postselected ensemble, there are no two photons…
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…
Verifying Random Quantum Circuits with Arbitrary Geometry Using Tensor Network States Algorithm
Chu Guo, Youwei Zhao, He-Liang Huang
The ability to efficiently simulate random quantum circuits using a classical computer is increasingly important for developing Noisy Intermediate-Scale Quantum devices. Here we pr…
Experimental Quantum Generative Adversarial Networks for Image Generation
He-Liang Huang, Yuxuan Du, Ming Gong +18
Quantum machine learning is expected to be one of the first practical applications of near-term quantum devices. Pioneer theoretical works suggest that quantum generative adversari…
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…
Superconducting Quantum Computing: A Review
He-Liang Huang, Dachao Wu, Daojin Fan +1
Over the last two decades, tremendous advances have been made for constructing large-scale quantum computers. In particular, the quantum processor architecture based on superconduc…