260 citations · 714 across the 23 of their papers we have counts for
23 papers
Diffractive deep neural network based adaptive optics scheme for vortex beam in oceanic turbulence
Haichao Zhan, Le Wang, Wennai Wang +1
Vortex beam carrying orbital angular momentum (OAM) is disturbed by oceanic turbulence (OT) when propagating in underwater wireless optical communication (UWOC) system. Adaptive op…
The optimal positive operator-valued measure for state discrimination
Wei Li, Shengmei Zhao
Evaluating the amount of information obtained from non-orthogonal quantum states is an important topic in the field of quantum information. The commonly used evaluation method is H…
Privacy amplification scheme based on composite coding
Wei Li, Shengmei Zhao
Privacy amplification is an indispensable step in the post-processing of quantum key distribution, which can be used to compress the redundancy of shared key and improve the securi…
Influence of oceanic turbulence on propagation of autofocusing Airy beam with power exponential phase vortex
Junzhe Wang, Xinguang Wang, Shengmei Zhao
According to Rytov approximation theory, we derive the analytical expression of the detection probability of the autofocusing Airy beam (AAB) with powerexponent-phase carrying orbi…
Ghost Handwritten Digit Recognition based on Deep Learning
Xing He, Shengmei Zhao, Le Wang
We present a ghost handwritten digit recognition method for the unknown handwritten digits based on ghost imaging (GI) with deep neural network, where a few detection signals from…
Upper Bound of Collective Attacks on Quantum Key Distribution
Wei Li, Shengmei Zhao
Evaluating the theoretical limit of the amount of information Eve can steal from a quantum key distribution protocol under given conditions is one of the most important things that…
Decoy-state round-robin differential-phase-shift quantum key distribution with source errors
Qian-Ping Mao, Le Wang, Sheng-Mei Zhao
As a promising quantum key distribution (QKD), most of the existing round-robin differential-phase-shift quantum key distribution (RRDPS-QKD) protocols have adopted the decoy-state…
Wave-Particle duality in Single-Photon Entanglement
Wei Li, Shengmei Zhao
The simplest single-photon entanglement is the entanglement of the vacuum state and the single-photon state between two path modes. The verification of the existence of single-phot…
Phase Matching Quantum Key Distribution based on Single-Photon Entanglement
Wei Li, Le Wang, Shengmei Zhao
Two time-reversal quantum key distribution (QKD) schemes are the quantum entanglement based device-independent (DI)-QKD and measurement-device-independent (MDI)-QKD. The recently p…
Multiple Pulses Phase-matching Quantum Key Distribution
Gang Chen, Le Wang, Wei Li +4
We propose a multiple pulses phase-matching quantum key distribution protocol (MPPM-QKD) to exceed the linear key rate bound and to achieve higher error tolerance. In our protocol,…
Compressed ghost edge imaging
Hui Guo, Le Wang, Shengmei Zhao
In this paper, we propose an advanced framework of ghost edge imaging, named compressed ghost edge imaging (CGEI). In the scheme, a set of structured speckle patterns with pixel sh…
Thermal effects of the quantum states generated from the isomorphs of PPKTP crystal
Rui-Bo Jin, Guo-Qun Chen, Fabian Laudenbach +2
We theoretically and numerically investigate the temperature-dependent properties of the biphotons generated from four isomorphs of periodically poled (PPKTP):…
Influence of oceanic turbulence on propagation of Airy vortex beam carrying orbital angular momentum
Xinguang Wang, Zhen Yang, Shengmei Zhao
With Rytov approximation theory, we derive the analytic expression of detection probability of Airy vortex beam carrying orbital angular momentum (OAM) through an anisotropic weak…
High-dimensional measurement-device-independent quantum key distribution based on spatial basis
Wei Li, Shengmei Zhao
Improving the secret key rate is one of the vital issues in practical applications of quantum key distribution (QKD). In this paper, we propose an experimental scheme of high-dimen…
Manipulating orbital angular momentum entanglement by using the Heisenberg Uncertainty principle
Wei Li, Shengmei Zhao
Orbital angular momentum entanglement is one of the most intriguing topics in quantum physics. A broad range of research have been dedicated either to unravel its underlying physic…
Turbulence Mitigation Scheme for Optical Communications using Orbital Angular Momentum Multiplexing Based on Channel Coding and Wavefront Correction
Shengmei Zhao, Bei Wang, Li Zhou +4
The free-space optical (FSO) communication links with orbital angular momentum (OAM) multiplexing have been demonstrated that they can largely enhance the systems' capacity without…
Efficient entanglement concentration for arbitrary less-entangled N-atom state
Lan Zhou
A recent paper (Phys. Rev. A 86, 034305 (2012)) proposed an entanglement concentration protocol (ECP) for less-entangled -atom GHZ state with the help of the photonic Faraday ro…
Optimal entanglement concentration for quantum dot and optical microcavities systems
Yu-Bo Sheng, Lan Zhou, Lei Wang +1
A recent paper [Chuan Wang, Phys. Rev. A \textbf{86}, 012323 (2012)] discussed an entanglement concentration protocol (ECP) for partially entangled electrons using a quantum dot an…
Efficient W state entanglement concentration using quantum-dot and optical microcavities
Yu-Bo Sheng, Lan Zhou, Chuan Wang +1
We present an entanglement concentration protocols (ECPs) for less-entangled W state with quantum-dot and microcavity coupled system. The present protocol uses the quantum nondemol…
Performance of Polar Codes on wireless communications Channel
Peng Shi, Shengmei Zhao, Bei Wang
We discuss the performance of polar codes, the capacity-achieving channel codes, on wireless communication channel in this paper. By generalizing the definition of Bhattacharyya Pa…
Efficient two-step entanglement concentration for arbitrary W states
Yu-Bo Sheng, Lan Zhou, Sheng-Mei Zhao
We present two two-step practical entanglement concentration protocols (ECPs) for concentrating an arbitrary three-particle less-entangled W state into a maximally entangled W stat…
Efficient entanglement concentration for three-photon W states with parity check measurement
Yu-Bo Sheng, Lan Zhou, Sheng-Mei Zhao
We present an optimal entanglement concentration ECP for an arbitrary less-entangled W state. By two of the parties say Alice and Charlie performing one parity check measurements,…
Efficient single-photon-assisted entanglement concentration for partially entangled photon pairs
Yu-Bo Sheng, Lan Zhou, Sheng-Mei Zhao +1
We present two realistic entanglement concentration protocols (ECPs) for pure partially entangled photons. A partially entangled photon pair can be concentrated to a maximally enta…