392 citations · 1.8k across the 23 of their papers we have counts for
23 papers
E-21 Level Instability Frequency Dissemination over 2067 km noisy Telecommunication Infrastructure
Fa-Xi Chen, Li-Bo Li, Jiu-Peng Chen +9
The realization of ultra stable optical frequency transmission through fiber networks is critical for advancing global optical frequency standards and enabling applications such as…
Free-Space Twin-Field Quantum Key Distribution
Yu-Huai Li, Ting Zeng, Min-Yan Wang +22
Twin-field quantum key distribution (TF-QKD) elevates the secure key rate from a linear to a square-root dependence on channel loss while preserving measurement-device-independent…
113 km absolute ranging with nanometer precision
Yan-Wei Chen, Meng-Zhe Lian, Jin-Jian Han +15
Accurate long-distance ranging is crucial for diverse applications, including satellite formation flying, very-long-baseline interferometry, gravitational-wave observatory, geograp…
Dual-comb spectroscopy over 100km open-air path
Jin-Jian Han, Wei Zhong, Ruo-Can Zhao +19
Satellite-based greenhouse gases (GHG) sensing technologies play a critical role in the study of global carbon emissions and climate change. However, none of the existing satellite…
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…
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…
Field demonstration of distributed quantum sensing without post-selection
Si-Ran Zhao, Yu-Zhe Zhang, Wen-Zhao Liu +12
Distributed quantum sensing can provide quantum-enhanced sensitivity beyond the shot-noise limit (SNL) for sensing spatially distributed parameters. To date, distributed quantum se…
Chromatic interferometry with small frequency differences
Luo-Yuan Qu, Lu-Chuan Liu, Jordan Cotler +9
By developing a `two-crystal' method for color erasure, we can broaden the scope of chromatic interferometry to include optical photons whose frequency difference falls outside of…
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…
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…
Quantum Coherence Witness with Untrusted Measurement Devices
You-Qi Nie, Hongyi Zhou, Jian-Yu Guan +4
Coherence is a fundamental resource in quantum information processing, which can be certified by a coherence witness. Due to the imperfection of measurement devices, a conventional…
Color Erasure Detectors Enable Chromatic Interferometry
Luo-Yuan Qu, Jordan Cotler, Fei Ma +7
By engineering and manipulating quantum entanglement between incoming photons and experimental apparatus, we construct single-photon detectors which cannot distinguish between phot…
Experimental Twin-Field Quantum Key Distribution Through Sending-or-Not-Sending
Yang Liu, Zong-Wen Yu, Weijun Zhang +13
Channel loss seems to be the most severe limitation on the practical application of long distance quantum key distribution. The idea of twin-field quantum key distribution can impr…
Device independent quantum random number generation
Yang Liu, Qi Zhao, Ming-Han Li +16
Randomness is critical for many information processing applications, including numerical modeling and cryptography. Device-independent quantum random number generation (DIQRNG) bas…
Experimental test of measurement dependent local Bell inequality with human free will
Yang Liu, Xiao Yuan, Cheng Wu +14
A Bell test can rule out local realistic models, and has potential applications in communications and information tasks. For example, a Bell inequality violation can certify the pr…
Experimental preparation and verification of quantum money
Jian-Yu Guan, Juan Miguel Arrazola, Ryan Amiri +6
A quantum money scheme enables a trusted bank to provide untrusted users with verifiable quantum banknotes that cannot be forged. In this work, we report an experimental demonstrat…
Experimental measurement-device-independent quantum random number generation
You-Qi Nie, Jian-Yu Guan, Hongyi Zhou +4
The randomness from a quantum random number generator (QRNG) relies on the accurate characterization of its devices. However, device imperfections and inaccurate characterizations…
Ground test of satellite constellation based quantum communication
Sheng-Kai Liao, Hai-Lin Yong, Chang Liu +22
Satellite based quantum communication has been proven as a feasible way to achieve global scale quantum communication network. Very recently, a low-Earth-orbit (LEO) satellite has…
Observation of quantum fingerprinting beating the classical limit
Jian-Yu Guan, Feihu Xu, Hua-Lei Yin +10
Quantum communication has historically been at the forefront of advancements, from fundamental tests of quantum physics to utilizing the quantum-mechanical properties of physical s…
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…
Experimental Passive Round-Robin Differential Phase-Shift Quantum Key Distribution
Jian-Yu Guan, Zhu Cao, Yang Liu +7
In quantum key distribution (QKD), the bit error rate is used to estimate the information leakage and hence determines the amount of privacy amplification --- making the final key…
Field Test of Measurement-Device-Independent Quantum Key Distribution
Yan-Lin Tang, Hua-Lei Yin, Si-Jing Chen +16
A main type of obstacles of practical applications of quantum key distribution (QKD) network is various attacks on detection. Measurement-device-independent QKD (MDIQKD) protocol i…
Measurement-device-independent quantum key distribution over 200 km
Yan-Lin Tang, Hua-Lei Yin, Si-Jing Chen +16
Measurement-device-independent quantum key distribution (MDIQKD) protocol is immune to all attacks on detection and guarantees the information-theoretical security even with imperf…