26 citations · 112 across the 9 of their papers we have counts for
9 papers
Dose-efficient Quantum Phase Estimation in Lossy Optical Interferometry
Qilin Yu, Ben Wang, Kaimin Zheng +3
Optical interferometry is a cornerstone technique for precise phase measurements across various fields. In many applications, for example, biological imaging, it often necessitates…
Achieving the Multi-parameter Quantum Cramér-Rao Bound with Antiunitary Symmetry
Ben Wang, Kaimin Zheng, Qian Xie +3
The estimation of multiple parameters is a ubiquitous requirement in many quantum metrology applications. However, achieving the ultimate precision limit, i.e. the quantum Cramér-R…
Quantum-enhanced stochastic phase estimation with SU(1,1) interferometer
Kaimin Zheng, Minghao Mi, Ben Wang +5
The quantum stochastic phase estimation has many applications in the precise measurement of various physical parameters. Similar to the estimation of a constant phase, there is a s…
Quantum verification of NP problems with single photons and linear optics
Aonan Zhang, Hao Zhan, Junjie Liao +5
Quantum computing is seeking to realize hardware-optimized algorithms for application-related computational tasks. NP (nondeterministic-polynomial-time) is a complexity class conta…
Direct Characterization of Quantum Measurements using Weak Values
Liang Xu, Huichao Xu, Tao Jiang +5
The time-symmetric formalism endows the weak measurement and its outcome, the weak value,many unique features. In particular, it allows a direct tomography of quantum states withou…
Distillation of Gaussian Einstein-Podolsky-Rosen steering with noiseless linear amplification
Yang Liu, Kaimin Zheng, Haijun Kang +5
Einstein-Podolsky-Rosen (EPR) steering is one of the most intriguing features of quantum mechanics and an important resource for quantum communication. For practical applications,…
Observing geometry of quantum states in a three-level system
Jie Xie, Aonan Zhang, Ningping Cao +7
In quantum mechanics, geometry has been demonstrated as a useful tool for inferring non-classical behaviors and exotic properties of quantum systems. One standard approach to illus…
Experimental self-characterization of quantum measurements
Aonan Zhang, Jie Xie, Huichao Xu +5
The accurate and reliable description of measurement devices is a central problem in both observing uniquely non-classical behaviors and realizing quantum technologies from powerfu…
Quantum Tomography of the Photon-Plasmon Conversion Process in a Metal Hole Array
Lei Tang, Kaimin Zheng, Jiale Guo +8
In the past decades, quantum plasmonics has become an active area due to its potential applications in on-chip plasmonic devices for quantum information processing. However, the fu…