2.3k citations · 6.5k across the 50 of their papers we have counts for
50 papers
Single-Waveguide Multiple-Pinching-Antenna Systems: OMA versus NOMA
Yanyu Cheng, Hao Li, Zhen Wang +1
This paper investigates the performance of a pinching-antenna (PA) system with a signal waveguide and multiple pinching antennas to serve users distributed across multiple rooms. T…
Photon-number-resolving single-photon detector with a system detection efficiency of 98% and photon-number resolution of 32
Chaomeng Ding, Xingyu Zhang, Jiamin Xiong +8
Efficiently distinguishing photon numbers is a crucial yet challenging technology for various quantum information and quantum metrology applications. While superconducting transiti…
Impact of helium ion irradiation on the thermal properties of superconducting nanowire single-photon detectors
Yi-Yu Hong, Yu-Ze Wang, Wei-Jun Zhang +12
SNSPDs are indispensable for applications ranging from quantum information processing to deep-space optical communications, owing to their high detection efficiency, low dark count…
Improving photon number resolvability of a superconducting nanowire detector array using a level comparator circuit
Jia Huang, Xingyu Zhang, Weijun Zhang +8
Photon number resolving (PNR) capability is very important in many optical applications, including quantum information processing, fluorescence detection, and few-photon-level rang…
High-rate quantum key distribution exceeding 110 Mb/s
Wei Li, Likang Zhang, Hao Tan +14
Quantum key distribution (QKD) can provide fundamentally proven security for secure communication. Toward application, the secret key rate (SKR) is a key figure of merit for any QK…
Twin-field quantum key distribution without phase locking
Wei Li, Likang Zhang, Yichen Lu +11
Twin-field quantum key distribution (TF-QKD) has emerged as a promising solution for practical quantum communication over long-haul fiber. However, previous demonstrations on TF-QK…
A photon counting reconstructive spectrometer combining metasurfaces and superconducting nanowire single-photon detectors
Jingyuan Zheng, You Xiao, Mingzhong Hu +8
Faint light spectroscopy has many important applications such as fluorescence spectroscopy, lidar and astronomical observations. However, long measurement time limit its applicatio…
Experimental Side-Channel-Free Quantum Key Distribution
Chi Zhang, Xiao-Long Hu, Jiu-Peng Chen +9
Quantum key distribution can provide unconditionally secure key exchange for remote users in theory. In practice, however, in most quantum key distribution systems, quantum hackers…
High-performance quantum entanglement generation via cascaded second-order nonlinear processes
Zichang Zhang, Chenzhi Yuan, Si Shen +12
In this paper, we demonstrate the generation of high-performance entangled photon-pairs in different degrees of freedom from a single piece of fiber pigtailed periodically poled Li…
Twin-Field Quantum Key Distribution over 511 km Optical Fiber Linking two Distant Metropolitans
Jiu-Peng Chen, Chi Zhang, Yang Liu +16
The basic principle of quantum mechanics guarantee the unconditional security of quantum key distribution (QKD) at the cost of inability of amplification of quantum state. As a res…
Superconducting microstrip single-photon detector with system detection efficiency over 90% at 1550 nm
Guang-Zhao Xu, Wei-Jun Zhang, Li-Xing You +9
Generally, a superconducting nanowire single-photon detector (SNSPD) is composed of wires with a typical width of ~100 nm. Recent studies have found that superconducting strips wit…
Field Test of Twin-Field Quantum Key Distribution through Sending-or-Not-Sending over 428 km
Hui Liu, Cong Jiang, Hao-Tao Zhu +18
Quantum key distribution endows people with information-theoretical security in communications. Twin-field quantum key distribution (TF-QKD) has attracted considerable attention be…
A 16-channel fiber array-coupled superconducting single-photon detector array with average system detection efficiency over 60% at telecom wavelength
Wei-Jun Zhang, Guang-Zhao Xu, Li-Xing You +8
We report a compact, scalable, and high-performance superconducting nanowire single-photon detector (SNSPD) array by using a multichannel optical fiber array-coupled configuration.…
Quantum computational advantage using photons
Han-Sen Zhong, Hui Wang, Yu-Hao Deng +21
Gaussian boson sampling exploits squeezed states to provide a highly efficient way to demonstrate quantum computational advantage. We perform experiments with 50 input single-mode…
Fully connected entanglement-based quantum communication network without trusted node
Xu Liu, Rong Xue, Heqing Wang +8
Quantum communication is developed owing to the theoretically proven security of quantum mechanics, which may become the main technique in future information security. However, mos…
Detecting single infrared photons toward optimal system detection efficiency
Peng Hu, Hao Li, Lixing You +7
Superconducting nanowire single-photon detector (SNSPD) with near-unity system efficiency is a key enabling, but still elusive technology for numerous quantum fundamental theory ve…
Effect of dispersion on indistinguishability between single-photon wave-packets
Yun-Ru Fan, Chen-Zhi Yuan, Rui-Ming Zhang +11
With propagating through a dispersive medium, the temporal-spectral profile of laser pulses should be inevitably modified. Although such dispersion effect has been well studied in…
Long-distance free-space measurement-device-independent quantum key distribution
Yuan Cao, Yu-Huai Li, Kui-Xing Yang +20
Measurement-device-independent quantum key distribution (MDI-QKD), based on two-photon interference, is immune to all attacks against the detection system and allows a QKD network…
High-speed measurement-device-independent quantum key distribution with integrated silicon photonics
Kejin Wei, Wei Li, Hao Tan +12
Measurement-device-independent quantum key distribution (MDI-QKD) removes all detector side channels and enables secure QKD with an untrusted relay. It is suitable for building a s…
Dispersion independent long-haul photon counting OTDR
Bin Li, Ruiming Zhang, Yong Wang +11
Photon counting optical time-domain reflectometry (PC-OTDR) based on the single photon detection is an effective scheme to attain the high spatial resolution for optical fiber faul…
Sending-or-Not-Sending with Independent Lasers: Secure Twin-Field Quantum Key Distribution Over 509 km
Jiu-Peng Chen, Chi Zhang, Yang Liu +15
Twin field quantum key distribution promises high key rates at long distance to beat the rate distance limit. Here, applying the sending or not sending TF QKD protocol, we experime…
An entanglement-based quantum network based on symmetric dispersive optics quantum key distribution
Xu Liu, Xin Yao, Rong Xue +9
Quantum key distribution (QKD) is a crucial technology for information security in the future. Developing simple and efficient ways to establish QKD among multiple users are import…
Nonlocality test of energy-time entanglement via nonlocal dispersion cancellation with nonlocal detection
Baihong Li, Feiyan Hou, Runai Quan +6
Energy-time entangled biphoton source plays a great role in quantum communication, quantum metrology and quantum cryptography due to its strong temporal correlation and capability…
Experimental Gaussian Boson Sampling
Han-Sen Zhong, Li-Chao Peng, Yuan Li +15
Gaussian Boson sampling (GBS) provides a highly efficient approach to make use of squeezed states from parametric down-conversion to solve a classically hard-to-solve sampling prob…