1.8k citations · 5.4k across the 30 of their papers we have counts for
30 papers
Memory-Assisted Nonlocal Interferometer Towards Long-Baseline Telescopes
Bin Wang, Xi-Yu Luo, Bo-Feng Gao +12
Quantum networks and remote quantum entanglement serve as vital future quantum communication resources with broad applicability. A key direction lies in extending the baseline of o…
Single-photon interference over 8.4 km urban atmosphere: towards testing quantum effects in curved spacetime with photons
Hui-Nan Wu, Yu-Huai Li, Bo Li +8
The emergence of quantum mechanics and general relativity has transformed our understanding of the natural world significantly. However, integrating these two theories presents imm…
Ultrabright Entanglement Based Quantum Key Distribution over a 404 km Optical Fiber
Shi-Chang Zhuang, Bo Li, Ming-Yang Zheng +14
Entangled photons are crucial resources for quantum information processing. Here, we present an ultrabright polarization-entangled photon source based on a periodically poled lithi…
Experimental single-photon quantum key distribution surpassing the fundamental coherent-state rate limit
Yang Zhang, Xing Ding, Yang Li +17
Single-photon sources are essential for quantum networks, enabling applications ranging from quantum key distribution (QKD) to the burgeoning quantum internet. Despite the remarkab…
Pure-state photon-pair source with a long coherence time for large-scale quantum information processing
Bo Li, Yu-Huai Li, Yuan Cao +2
The Hong-Ou-Mandel interference between independent photons plays a pivotal role in the large-scale quantum networks involving distant nodes. Photons need to work in a pure state f…
Micius quantum experiments in space
Chao-Yang Lu, Yuan Cao, Cheng-Zhi Peng +1
Quantum theory has been successfully validated in numerous laboratory experiments. But would such a theory, which excellently describes the behavior of microscopic physical systems…
113 km Free-Space Time-Frequency Dissemination at the 19th Decimal Instability
Qi Shen, Jian-Yu Guan, Ji-Gang Ren +28
Optical clock networks play important roles in various fields, such as precise navigation, redefinition of "second" unit, and gravitational tests. To establish a global-scale optic…
Single-photon imaging over 200 km
Zheng-Ping Li, Jun-Tian Ye, Xin Huang +9
Long-range active imaging has widespread applications in remote sensing and target recognition. Single-photon light detection and ranging (lidar) has been shown to have high sensit…
Quantum Random Number Generation with Uncharacterized Laser and Sunlight
Yu-Huai Li, Xuan Han, Yuan Cao +8
The entropy or randomness source is an essential ingredient in random number generation. Quantum random number generators generally require well modeled and calibrated light source…
Single-mode fiber coupling with a M-SPGD algorithm for long-range quantum communications
Kui-Xing Yang, Maimaiti Abulizi, Yu-Huai Li +7
Satellite-based quantum communication is a promising approach for realizing global-scale quantum networks. For free-space quantum channel, single-mode fiber coupling is particularl…
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…
Time-Frequency Transfer through a 70 dB Free Space Channel: Towards Satellite-Ground Time Dissemination
Qi Shen, Jian-Yu Guan, Ting Zeng +15
Time and frequency transfer lies at the heart of the field of metrology. Compared to current microwave dissemination such as GPS, optical domain dissemination can provide more than…
Super-resolution single-photon imaging at 8.2 kilometers
Zheng-Ping Li, Xin Huang, Peng-Yu Jiang +6
Single-photon light detection and ranging (LiDAR), offering single-photon sensitivity and picosecond time resolution, has been widely adopted for active imaging applications. Long-…
Spaceborne low-noise single-photon detection for satellite-based quantum communications
Meng Yang, Feihu Xu, Ji-Gang Ren +9
Single-photon detectors (SPDs) play important roles in highly sensitive detection applications, such as fluorescence spectroscopy, remote sensing and ranging, deep space optical co…
Single-photon computational 3D imaging at 45 km
Zheng-Ping Li, Xin Huang, Yuan Cao +9
Long-range active imaging has a variety of applications in remote sensing and target recognition. Single-photon LiDAR (light detection and ranging) offers single-photon sensitivity…
Full Implementation of four-intensity Protocol for Measurement-Device-Independent Quantum Key Distribution over Asymmetric Channel
Xiao-Long Hu, Yuan Cao, Zong-Wen Yu +1
We study the the optimization of full implementation of the four-intensity decoy-state Measurement-Device-Independent Quantum Key Distribution (MDIQKD) over asymmetric and unstable…
An ultra-sensitive balanced detector with low noise for continuous-variable quantum key distribution
Qi-Ming Lu, Qi Shen, Yuan Cao +2
A well-balanced detector with high sensitivity and low noise is presented in this paper. The two-stage amplification structure is used to increase electronic gain while keeping an…
Satellite-relayed intercontinental quantum network
Sheng-Kai Liao, Wen-Qi Cai, Johannes Handsteiner +33
We perform decoy-state quantum key distribution between a low-Earth-orbit satellite and multiple ground stations located in Xinglong, Nanshan, and Graz, which establish satellite-t…
Bell Test Over Extremely High-Loss Channels: Towards Distributing Entangled Photon Pairs Between Earth and Moon
Yuan Cao, Yu-Huai Li, Wen-Jie Zou +8
Quantum entanglement was termed "spooky action at a distance" in the well-known paper by Einstein, Podolsky, and Rosen. Entanglement is expected to be distributed over longer and l…
High speed self-testing quantum random number generation without detection loophole
Yang Liu, Xiao Yuan, Ming-Han Li +17
Quantum mechanics provides means of generating genuine randomness that is impossible with deterministic classical processes. Remarkably, the unpredictability of randomness can be c…
Satellite-Based Entanglement Distribution Over 1200 kilometers
Juan Yin, Yuan Cao, Yu-Huai Li +31
Long-distance entanglement distribution is essential both for foundational tests of quantum physics and scalable quantum networks. Owing to channel loss, however, the previously ac…
Satellite-to-ground quantum key distribution
Sheng-Kai Liao, Wen-Qi Cai, Wei-Yue Liu +31
Quantum key distribution (QKD) uses individual light quanta in quantum superposition states to guarantee unconditional communication security between distant parties. In practice,…
Random number generation with cosmic photons
Cheng Wu, Bing Bai, Yang Liu +14
Random numbers are indispensable for a variety of applications ranging from testing physics foundation to information encryption. In particular, nonlocality tests provide a strong…
Experimental round-robin differential phase-shift quantum key distribution
Yu-Huai Li, Yuan Cao, Hui Dai +11
In conventional quantum key distribution (QKD) protocols, security is guaranteed by estimating the amount of leaked information through monitoring signal disturbance, which, in pra…