190 citations
Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.
- Fudan UniversityCN92 papers
- Tsinghua UniversityCN58 papers
- State Key Laboratory of Surface Physics54 papers
- Collaborative Innovation Center of Advanced MicrostructuresCN23 papers
- Hefei UniversityCN20 papers
- Shanghai Artificial Intelligence LaboratoryCN14 papers
- University of Shanghai for Science and TechnologyCN14 papers
- Shanghai Jiao Tong UniversityCN10 papers
- Shanghai Research Center for Quantum SciencesCN10 papers
- Shanghai Fudan Microelectronics (China)CN9 papers
- University of Science and Technology of ChinaCN9 papers
- Beijing Academy of Artificial IntelligenceCN8 papers
43 papers · 1 filter
High-Accuracy Temporal Prediction via Experimental Quantum Reservoir Computing in Correlated Spins
Yanjun Hou, Juncheng Hua, Ze Wu +6
Physical reservoir computing provides a powerful machine learning paradigm that exploits nonlinear physical dynamics for efficient information processing. By incorporating quantum…
Demonstration of low-overhead quantum error correction codes
Ke Wang, Zhide Lu, Chuanyu Zhang +39
Quantum computers hold the potential to surpass classical computers in solving complex computational problems. However, the fragility of quantum information and the error-prone nat…
Scheme to Detect the Strong-to-weak Symmetry Breaking via Randomized Measurements
Ning Sun, Pengfei Zhang, Lei Feng
Symmetry breaking plays a central role in classifying the phases of quantum many-body systems. Recent developments have highlighted a novel symmetry-breaking pattern, in which the…
Observation of topological prethermal strong zero modes
Feitong Jin, Si Jiang, Xuhao Zhu +42
Symmetry-protected topological phases cannot be described by any local order parameter and are beyond the conventional symmetry-breaking paradigm for understanding quantum matter.…
Diagnosing Quantum Many-body Chaos in Non-Hermitian Quantum Spin Chain via Krylov Complexity
Yijia Zhou, Wei Xia, Lin Li +1
We investigate the phase transitions from chaotic to nonchaotic dynamics in a quantum spin chain with a local non-Hermitian disorder, which can be realized with a Rydberg atom arra…
Strong-to-weak Symmetry Breaking and Entanglement Transitions
Langxuan Chen, Ning Sun, Pengfei Zhang
When interacting with an environment, the entanglement within quantum many-body systems is rapidly transferred to the entanglement between the system and the bath. For systems with…
Entanglement-induced provable and robust quantum learning advantages
Haimeng Zhao, Dong-Ling Deng
Quantum computing holds unparalleled potentials to enhance machine learning. However, a demonstration of quantum learning advantage has not been achieved so far. We make a step for…
Monte Carlo Simulation of Operator Dynamics and Entanglement in Dual-Unitary Circuits
Menghan Song, Zhaoyi Zeng, Ting-Tung Wang +3
We investigate operator dynamics and entanglement growth in dual-unitary circuits, a class of locally scrambled quantum systems that enables efficient simulation beyond the exponen…
Quantum delegated and federated learning via quantum homomorphic encryption
Weikang Li, Dong-Ling Deng
Quantum learning models hold the potential to bring computational advantages over the classical realm. As powerful quantum servers become available on the cloud, ensuring the prote…
Quantum continual learning on a programmable superconducting processor
Chuanyu Zhang, Zhide Lu, Liangtian Zhao +32
Quantum computers may outperform classical computers on machine learning tasks. In recent years, a variety of quantum algorithms promising unparalleled potential to enhance, speed…
Hamiltonian learning for 300 trapped ion qubits with long-range couplings
S. -A. Guo, Y. -K. Wu, J. Ye +12
Quantum simulators with hundreds of qubits and engineerable Hamiltonians have the potential to explore quantum many-body models that are intractable for classical computers. Howeve…
Atom Cavity Encoding for NP-Complete Problems
Meng Ye, Xiaopeng Li
We consider an atom-cavity system having long-range atomic interactions mediated by cavity modes. It has been shown that quantum simulations of spin models with this system can nat…
Probing many-body Bell correlation depth with superconducting qubits
Ke Wang, Weikang Li, Shibo Xu +32
Quantum nonlocality describes a stronger form of quantum correlation than that of entanglement. It refutes Einstein's belief of local realism and is among the most distinctive and…
Scrambling Transition in Free Fermion Systems Induced by a Single Impurity
Qucheng Gao, Tianci Zhou, Pengfei Zhang +1
In quantum many-body systems, interactions play a crucial role in the emergence of information scrambling. When particles interact throughout the system, the entanglement between t…
Information Scrambling in Free Fermion Systems with a Sole Interaction
Qucheng Gao, Pengfei Zhang, Xiao Chen
It is well established that the presence of single impurity can have a substantial impact on the transport properties of quantum many-body systems at low temperature. In this work,…
Efficient Classical Shadow Tomography through Many-body Localization Dynamics
Tian-Gang Zhou, Pengfei Zhang
Classical shadow tomography serves as a potent tool for extracting numerous properties from quantum many-body systems with minimal measurements. Nevertheless, prevailing methods yi…
Randomness-enhanced expressivity of quantum neural networks
Yadong Wu, Juan Yao, Pengfei Zhang +1
As a hybrid of artificial intelligence and quantum computing, quantum neural networks (QNNs) have gained significant attention as a promising application on near-term, noisy interm…
Quantum Force Sensing by Digital Twinning of Atomic Bose-Einstein Condensates
Tangyou Huang, Zhongcheng Yu, Zhongyi Ni +2
High sensitivity detection plays a vital role in science discoveries and technological applications. While intriguing methods utilizing collective many-body correlations and quantu…
Universal Quantum Optimization with Cold Atoms in an Optical Cavity
Meng Ye, Ye Tian, Jian Lin +6
Cold atoms in an optical cavity have been widely used for quantum simulations of many-body physics, where the quantum control capability has been advancing rapidly in recent years.…
Embedding Quantum Many-Body Scars into Decoherence-Free Subspaces
He-Ran Wang, Dong Yuan, Shun-Yao Zhang +3
Quantum many-body scars are non-thermal excited eigenstates of non-integrable Hamiltonians, which could support coherent revival dynamics from special initial states when scars for…
The Sub-Exponential Critical Slowing Down at Floquet Time Crystal Phase Transition
Wenqian Zhang, Yadong Wu, Xingze Qiu +2
Critical slowing down (CSD) has been a trademark of critical dynamics for equilibrium phase transitions of a many-body system, where the relaxation time for the system to reach the…
Digital simulation of non-Abelian anyons with 68 programmable superconducting qubits
Shibo Xu, Zheng-Zhi Sun, Ke Wang +31
Non-Abelian anyons are exotic quasiparticle excitations hosted by certain topological phases of matter. They break the fermion-boson dichotomy and obey non-Abelian braiding statist…
Effect of Quantum Statistics on Computational Power of Atomic Quantum Annealers
Yuchen Luo, Xiaopeng Li
Quantum particle statistics fundamentally controls the way particles interact, and plays an essential role in determining the properties of the system at low temperature. Here we s…
Quantum Neural Network Classifiers: A Tutorial
Weikang Li, Zhide Lu, Dong-Ling Deng
Machine learning has achieved dramatic success over the past decade, with applications ranging from face recognition to natural language processing. Meanwhile, rapid progress has b…