286 citations · 1.1k across the 15 of their papers we have counts for
15 papers
Quantum Confocal Microscopy in Fock Space with a 19 dB Metrological Gain
Ziyue Hua, Chuanlong Ma, Yilong Zhou +12
Quantum metrology promises measurement precision beyond classical limits by exploiting large-scale quantum states, yet realizing this advantage faces two fundamental challenges: th…
Experimental demonstration of reconstructing quantum states with generative models
Xuegang Li, Wenjie Jiang, Ziyue Hua +9
Quantum state tomography, a process that reconstructs a quantum state from measurements on an ensemble of identically prepared copies, plays a crucial role in benchmarking quantum…
Unambiguous discrimination of general quantum operations
Weizhou Cai, Jing-Ning Zhang, Ziyue Hua +10
The discrimination of quantum operations has long been an intriguing challenge, with theoretical research significantly advancing our understanding of the quantum features in discr…
Quantum-enhanced metrology with large Fock states
Xiaowei Deng, Sai Li, Zi-Jie Chen +11
Quantum metrology uses non-classical states, such as Fock states with a specific number of photons, to achieve an advantage over classical sensing methods. Typically, quantum metro…
Protecting quantum entanglement between error-corrected logical qubits
Weizhou Cai, Xianghao Mu, Weiting Wang +11
Entanglement represents one of the most important conceptual advances in physics during the last century and is also one of the most essential resources in quantum information scie…
Deep quantum neural networks equipped with backpropagation on a superconducting processor
Xiaoxuan Pan, Zhide Lu, Weiting Wang +10
Deep learning and quantum computing have achieved dramatic progresses in recent years. The interplay between these two fast-growing fields gives rise to a new research frontier of…
Beating the break-even point with a discrete-variable-encoded logical qubit
Zhongchu Ni, Sai Li, Xiaowei Deng +12
Quantum error correction (QEC) aims to protect logical qubits from noises by utilizing the redundancy of a large Hilbert space, where an error, once it occurs, can be detected and…
Exceptional entanglement phenomena: non-Hermiticity meeting non-classicality
Pei-Rong Han, Fan Wu, Xin-Jie Huang +11
Non-Hermitian (NH) extension of quantum-mechanical Hamiltonians represents one of the most significant advancements in physics. During the past two decades, numerous captivating NH…
Experimental Quantum End-to-End Learning on a Superconducting Processor
Xiaoxuan Pan, Xi Cao, Weiting Wang +10
Machine learning can be substantially powered by a quantum computer owing to its huge Hilbert space and inherent quantum parallelism. In the pursuit of quantum advantages for machi…
Experimental simulation of open quantum system dynamics via Trotterization
Jiaxiu Han, Weizhou Cai, Ling Hu +8
Digital quantum simulators provide a diversified tool for solving the evolution of quantum systems with complicated Hamiltonians and hold great potential for a wide range of applic…
Bosonic quantum error correction codes in superconducting quantum circuits
W. Cai, Y. Ma, W. Wang +2
Quantum information is vulnerable to environmental noise and experimental imperfections, hindering the reliability of practical quantum information processors. Therefore, quantum e…
High-efficiency arbitrary quantum operation on a high-dimensional quantum system
Weizhou Cai, Jiaxiu Han, Ling Hu +10
The ability to manipulate quantum systems lies at the heart of the development of quantum technology. The ultimate goal of quantum control is to realize arbitrary quantum operation…
Error-transparent operations on a logical qubit protected by quantum error correction
Y. Ma, Y. Xu, X. Mu +8
Universal quantum computation is striking for its unprecedented capability in processing information, but its scalability is challenging in practice because of the inevitable envir…
Heisenberg limited single-mode quantum metrology
W. Wang, Y. Wu, Y. Ma +11
Two-mode interferometers, such as Michelson interferometer based on two spatial optical modes, lay the foundations for quantum metrology. Instead of exploring quantum entanglement…
Demonstration of quantum error correction and universal gate set on a binomial bosonic logical qubit
Ling Hu, Yuwei Ma, Weizhou Cai +10
Logical qubit encoding and quantum error correction (QEC) have been experimentally demonstrated in various physical systems with multiple physical qubits, however, logical operatio…