443 citations
Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.
- Beijing University of Posts and TelecommunicationsCN46 papers
- Peking UniversityCN20 papers
- State Key Laboratory of Advanced Optical Communication Systems and Networks15 papers
- University of TorontoCA5 papers
- Photonics (United States)US3 papers
- Beijing Computational Science Research CenterCN2 papers
- Beijing Institute of TechnologyCN2 papers
- Beijing Normal UniversityCN2 papers
- Collaborative Innovation Center of Quantum MatterCN2 papers
- Eindhoven University of TechnologyNL2 papers
- Lanzhou UniversityCN2 papers
- Massachusetts Institute of TechnologyUS2 papers
47 papers
Bosonic quantum Hall droplets in rapidly rotating two-dimensional Bose-Einstein condensates
Zhen Cao, Siying Li, Zhendong Li +3
Recent experiments demonstrate that rapidly rotating Bose-Einstein condensates (BECs) near the lowest Landau level can self-organize into interaction-driven persistent quantum Hall…
PT -symmetry breaking and universal spectral statistics in quantum kicked rotors
Guang Li, Fuxing Chen, Ping Fang
We investigate the spontaneous parity-time (PT )-symmetry breaking and spectral properties of a PT symmetric quantum kicked rotor under resonance conditions. At resonance, the QKR…
Prediction of structure-dependent thermal transport behavior in self-folded graphene film validated by molecular dynamics simulation
Anran Wei, Fenglin Guo
Understanding the relationship between the microstructures and overall properties is one of the basic concerns for the material design and applications. As a ubiquitous structural…
A modified practical homodyne detector model for continuous-variable quantum key distribution: detailed security analysis and improvement by the phase-sensitive amplifier
Yundi Huang, Yi-Chen Zhang, Luyu Huang +1
The practical homodyne detector model of continuous-variable quantum key distribution models the inherent imperfections of the practical homodyne detector, namely the limited detec…
Experimental simulation of the Parity-Time-symmetric dynamics using photonics qubits
Wei-Chao Gao, Chao Zheng, Lu Liu +2
The concept of parity-time (PT) symmetry originates from the framework of quantum mechanics, where if the Hamiltonian operator satisfies the commutation relation with the parity an…
Resilience of the superradiant phase against effects in the quantum Rabi dimer
Yimin Wang, Maoxin Liu, Wen-Long You +3
We explore the quantum criticality of a two-site model combining quantum Rabi models with hopping interaction. Through a combination of analytical and numerical approaches, we find…
Long-Distance Continuous-Variable Quantum Key Distribution over 202.81 km of Fiber
Yi-Chen Zhang, Ziyang Chen, Stefano Pirandola +7
Quantum key distribution provides secure keys resistant to code-breaking quantum computers. The continuous-variable version of quantum key distribution offers the advantages of hig…
Spatiotemporal mode-locking in lasers with large modal dispersion
Yihang Ding, Xiaosheng Xiao, Kewei Liu +3
Dissipative nonlinear wave dynamics have been investigated extensively in mode-locked lasers with single transverse-mode, whereas there are few studies related to three-dimensional…
Quantum phase transitions and critical behaviors in the two-mode three-level quantum Rabi model
Yan Zhang, Bin-Bin Mao, Dazhi Xu +4
We explore an extended quantum Rabi model describing the interaction between a two-mode bosonic field and a three-level atom. Quantum phase transitions of this few degree of freedo…
Uni-traveling-carrier photodetector with high-contrast grating focusing-reflection mirrors
Qingtao Chen, Wenjing Fang, Yongqing Huang +4
A novel uni-traveling-carrier photodetector (UTC-PD) structure with an integrated focusing-reflection (FR) mirror realized by a non-periodic concentric circular high-contrast grati…
One-Time Shot-Noise Unit Calibration Method for Continuous-Variable Quantum Key Distribution
Yi-Chen Zhang, Yundi Huang, Ziyang Chen +3
The shot-noise unit in continuous-variable quantum key distribution plays an important and fundamental role in experimental implementation as it is used as a normalization paramete…
Continuous-Variable Quantum Key Distribution with Rateless Reconciliation Protocol
Chao Zhou, Xiangyu Wang, Yi-Chen Zhang +3
Information reconciliation is crucial for continuous-variable quantum key distribution (CV-QKD) because its performance affects the secret key rate and maximal secure transmission…
Intercore spontaneous Raman scattering impact on quantum key distribution in multicore fber
Chun Cai, Yongmei Sun, Yuefeng Ji
We propose a model, for the first time, to quantitatively estimate the intercore spontaneous Raman scattering (ICSRS) in multicore fber (MCF) based on the characterization of inter…
The m-least significant bits operation for quantum random number generation
Ziyang Chen, Zhengyu Li, Bingjie Xu +2
Quantum random number generators (QRNGs) can provide genuine randomness based on the inherent unpredictable nature of quantum physics. The extracted randomness relies not only on t…
Improved Decoding of Staircase Codes: The Soft-aided Bit-marking (SABM) Algorithm
Yi Lei, Bin Chen, Gabriele Liga +5
Staircase codes (SCCs) are typically decoded using iterative bounded-distance decoding (BDD) and hard decisions. In this paper, a novel decoding algorithm is proposed, which partia…
Intelligent optical performance monitor using multi-task learning based artificial neural network
Zhiquan Wan, Zhenming Yu, Liang Shu +3
An intelligent optical performance monitor using multi-task learning based artificial neural network (MTL-ANN) is designed for simultaneous OSNR monitoring and modulation format id…
Decoding Staircase Codes with Marked Bits
Yi Lei, Alex Alvarado, Bin Chen +4
Staircase codes (SCCs) are typically decoded using iterative bounded-distance decoding (BDD) and hard decisions. In this paper, a novel decoding algorithm is proposed, which partia…
Reference-Frame-Independent Quantum Key Distribution Using Fewer States
Hongwei Liu, Jipeng Wang, Haiqiang Ma +1
Reference-frame-independent quantum key distribution (RFI QKD) protocol can reduce the requirement on the alignment of reference frames in practical systems. However, comparing wit…
Continuous-variable source-device-independent quantum key distribution against general attacks
Yi-Chen Zhang, Ziyang Chen, Christian Weedbrook +2
The continuous-variable quantum key distribution with entanglement in the middle, a semi-device-independent protocol, places the source at the untrusted third party between Alice a…
Probing Quantum Confinement and Electronic Structure at Polar Oxide Interfaces
Danfeng Li, Sébastien Lemal, Stefano Gariglio +5
Polar discontinuities occurring at interfaces between two different materials constitute both a challenge and an opportunity in the study and application of a variety of devices. I…
1.2 GHz Balanced Homodyne Detector for Continuous-Variable Quantum Information Technology
Xiaoxiong Zhang, Yi-Chen Zhang, Zhengyu Li +2
Balanced homodyne detector (BHD) that can measure the field quadratures of coherent states has been widely used in a range of quantum information technologies. Generally, the BHD t…
High-speed Implementation of Length-compatible Privacy Amplification in Continuous-variable Quantum Key Distribution
Xiangyu Wang, Yi-Chen Zhang, Song Yu +1
Privacy amplification is an indispensable step in postprocessing of continuous-variable quantum key distribution (CV-QKD), which is used to distill unconditional secure keys from i…
6 Gbps real-time optical quantum random number generator based on vacuum fluctuation
Ziyong Zheng, Yi-Chen Zhang, Weinan Huang +2
We demonstrate a 6 Gbps real-time optical quantum random number generator by measuring vacuum fluctuation. To address the common problem that speed gap exists between fast randomne…
Efficient spectrum prediction and inverse design for plasmonic waveguide systems based on artificial neural networks
Tian Zhang, Jia Wang, Qi Liu +6
In this article, we propose a novel approach to achieve spectrum prediction, parameter fitting, inverse design and performance optimization for the plasmonic waveguide coupled with…