443 citations · 819 across the 15 of their papers we have counts for
15 papers
Broadband Quantum Photon Source in Step-Chirped Periodically Poled Lithium Niobate Waveguide
Xiao-Xu Fang, Guoliang Shentu, He Lu
Broadband nonlinear optical devices play a critical role in both classical and quantum optics. Here, we design and fabricate a 6.82-mm-long step-chirped periodically poled lithium…
LWFNet: Coherent Doppler Wind Lidar-Based Network for Wind Field Retrieval
Ran Tao, Chong Wang, Hao Chen +9
Accurate detection of wind fields within the troposphere is essential for atmospheric dynamics research and plays a crucial role in extreme weather forecasting. Coherent Doppler wi…
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…
Integrated four-channel all-fiber up-conversion single-photon-detector with adjustable efficiency and dark count
Ming-Yang Zheng, Guo-Liang Shentu, Fei Ma +6
Up-conversion single photon detector (UCSPD) has been widely used in many research fields including quantum key distribution (QKD), lidar, optical time domain reflectrometry (OTDR)…
Brillouin optical time domain reflectometry for fast detection of dynamic strain incorporating double-edge technique
Mingjia Shangguan, Chong Wang, Haiyun Xia +5
For the first time, a direct detection BOTDR is demonstrated for distributed dynamic strain sensing incorporating double-edge technique, time-division multiplexing technique and up…
All-fiber upconversion high spectral resolution wind lidar using a Fabry-Perot interferometer
Mingjia Shangguan, Haiyun Xia, Chong Wang +5
An all-fiber, micro-pulse and eye-safe high spectral resolution wind lidar (HSRWL) at 1550nm is proposed and demonstrated by using a pair of upconversion single-photon detectors an…
Micro-pulse upconversion Doppler lidar for wind and visibility detection in the atmospheric boundary layer
Haiyun Xia, Mingjia Shangguan, Chong Wang +5
For the first time, a versatile, eyesafe, compact and direct detection Doppler lidar is developed using upconversion single-photon detection method. An all-fiber and polarization m…
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…
Photon-counting Brillouin optical time-domain reflectometry based on up-conversion detector and fiber Fabry-Perot scanning interferometer
Haiyun Xia, Mingjia Shangguan, Guoliang Shentu +9
A direct-detection Brillouin optical time-domain reflectometry (BOTDR) is proposed and demonstrated by using an up-conversion single-photon detector and a fiber Fabry-Perot scannin…
Long-range micro-pulse aerosol lidar at 1.5 um with an up-conversion single-photon detector
Haiyun Xia, Guoliang Shentu, Mingjia Shangguan +7
A micro-pulse lidar at eye-safe wavelength is constructed based on an up-conversion single-photon detector. The ultralow noise detector enables using integration technique to impro…
Upconversion single photon detection near 2 um
Guo-Liang Shentu, Xiu-Xiu Xia, Qi-Chao Sun +4
We have demonstrated upconversion detection at the single photon level in the 2 um spectral window using a pump wavelength near 1550nm, a periodically poled lithium niobate (PPLN)…
217 km long distance photon-counting optical time-domain reflectometry based on ultra-low noise up-conversion single photon detector
Guo-Liang Shentu, Qi-Chao Sun, Xiao Jiang +5
We demonstrate a photon-counting optical time-domain reflectometry with 42.19 dB dynamic range using an ultra-low noise up-conversion single photon detector. By employing the long…
Ultralow noise up-conversion detector and spectrometer at telecom band
Guo-Liang Shentu, Jason S. Pelc, Xiao-Dong Wang +5
We demonstrate upconversion single-photon detection for the 1550-nm band using a PPLN waveguide, long-wavelength pump, and narrowband filtering using a volume Bragg grating. We ach…
Experimental measurement-device-independent quantum key distribution
Yang Liu, Teng-Yun Chen, Liu-Jun Wang +12
Throughout history, every advance in encryption has been defeated by advances in hacking with severe consequences. Quantum cryptography holds the promise to end this battle by offe…
Upconversion of optical signals with multi-longitudinal-mode pump lasers
J. S. Pelc, G. -L. Shentu, Q. Zhang +2
Multi-longitudinal-mode lasers have been believed to be good candidates as pump sources for optical frequency conversion. However, we present a semi-classical model for frequency c…