55 citations · 294 across the 15 of their papers we have counts for
15 papers
Experimental Verification of Entangled States in the Adversarial Scenario
Wen-Hao Zhang, Zihao Li, Gong-Chu Li +5
Efficient verification of entangled states is crucial to many applications in quantum information processing. However, the effectiveness of standard quantum state verification (QSV…
Experimental super-Heisenberg quantum metrology with indefinite gate order
Peng Yin, Xiaobin Zhao, Yuxiang Yang +10
The precision of quantum metrology is widely believed to be restricted by the Heisenberg limit, corresponding to a root mean square error that is inversely proportional to the numb…
A universal programmable Gaussian Boson Sampler for drug discovery
Shang Yu, Zhi-Peng Zhong, Yuhua Fang +21
Gaussian Boson Sampling (GBS) exhibits a unique ability to solve graph problems, such as finding cliques in complex graphs. It is noteworthy that many drug discovery tasks can be v…
Certification of Genuine Multipartite Entanglement with General and Robust Device-independent Witnesses
Chao Zhang, Wen-Hao Zhang, Pavel Sekatski +12
Genuine multipartite entanglement represents the strongest type of entanglement, which is an essential resource for quantum information processing. Standard methods to detect genui…
Improving the Precision of Optical Metrology by Detecting Fewer Photons
Peng Yin, Wen-Hao Zhang, Liang Xu +13
In optical metrological protocols to measure physical quantities, it is, in principle, always beneficial to increase photon number to improve measurement precision. However, practi…
Classical Communication Enhanced Quantum State Verification
Wen-Hao Zhang, Xiao Liu, Peng Yin +11
Quantum state verification provides an efficient approach to characterize the reliability of quantum devices for generating certain target states. The figure of merit of a specific…
Experimental observation of coherent-information superadditivity in a dephrasure channel
Shang Yu, Yu Meng, Raj B. Patel +9
We present an experimental approach to construct a dephrasure channel, which contains both dephasing and erasure noises, and can be used as an efficient tool to study the superaddi…
Experimental demonstration of secure quantum remote sensing
Peng Yin, Yuki Takeuchi, Wen-Hao Zhang +10
Quantum metrology aims to enhance the precision of various measurement tasks by taking advantages of quantum properties. In many scenarios, precision is not the sole target; the ac…
Experimental Optimal Verification of Entangled States using Local Measurements
Wen-Hao Zhang, Zhe Chen, Xing-Xiang Peng +7
The initialization of a quantum system into a certain state is a crucial aspect of quantum information science. While a variety of measurement strategies have been developed to cha…
Achieving Heisenberg-scaling precision with projective measurement on single photons
Geng Chen, Lijian Zhang, Wen-Hao Zhang +11
It has been suggested that both quantum superpositions and nonlinear interactions are important resources for quantum metrology. However, to date the different roles that these two…
Experimentally Robust Self-testing for Bipartite and Tripartite Entangled States
Wen-Hao Zhang, Geng Chen, Xing-Xiang Peng +9
Self-testing refers to a method with which a classical user can certify the state and measurements of quantum systems in a device-independent way. Especially, the self-testing of e…
Experimental self-testing of entangled states
Wen-Hao Zhang, Geng Chen, Xing-Xiang Peng +12
Quantum entanglement is the key resource for quantum information processing. Device-independent certification of entangled states is a long standing open question, which arouses th…
A self-guide method to search maximal Bell violation for unknown quantum states
Li-Kai Yang, Geng Chen, Wen-Hao Zhang +4
In recent decades, a great variety of researches and applications concerning Bell nonlocality have been developed with the advent of quantum information science. Providing that Bel…
Heisenberg-scaling measurement of the single-photon Kerr non-linearity using mixed states
Geng Chen, Nati Aharon, Yong-Nan Sun +7
Improving the precision of measurements is a significant scientific challenge. The challenge is twofold: first, overcoming noise that limits the precision given a fixed amount of a…
Strengthen Weak Measurement with Conjugated Destructive Interference
Zi-Huai Zhang, Geng Chen, Xiao-Ye Xu +5
Standard weak measurement (SWM) has been proved to be a useful ingredient for measuring small longitudinal phase shifts. [Phys. Rev. Lett. 111, 033604 (2013)]. In this letter, we s…