Electric field measurement and application based on Rydberg atoms

B Liu, L Zhang, Z Liu, Z Deng, D Ding… - Electromagnetic …, 2023‏ - ieeexplore.ieee.org
Microwave sensing offers important applications in areas such as data communication and
remote sensing. It has thus received much attention from academia, industry, and …

Roadmap towards the redefinition of the second

N Dimarcq, M Gertsvolf, G Mileti, S Bize, CW Oates… - Metrologia, 2024‏ - iopscience.iop.org
This paper outlines the roadmap towards the redefinition of the second, which was recently
updated by the CCTF Task Force created by the CCTF in 2020. The main achievements of …

Artificial intelligence-enabled mode-locked fiber laser: a review

Q Ma, H Yu - Nanomanufacturing and Metrology, 2023‏ - Springer
Owing to their compactness, robustness, low cost, high stability, and diffraction-limited beam
quality, mode-locked fiber lasers play an indispensable role in micro/nanomanufacturing …

Quantum-limited optical time transfer for future geosynchronous links

ED Caldwell, JD Deschenes, J Ellis, WC Swann… - Nature, 2023‏ - nature.com
The combination of optical time transfer and optical clocks opens up the possibility of large-
scale free-space networks that connect both ground-based optical clocks and future space …

GHz figure‐9 Er‐doped optical frequency comb based on nested fiber ring resonators

X Cao, J Zhou, Z Cheng, S Li… - Laser & Photonics …, 2023‏ - Wiley Online Library
The field of optical‐frequency‐combs (OFCs) has seen significant progress in recent years
due to the advance of mode‐locked fiber lasers with low‐noise performance and long‐term …

Non-line-of-sight imaging and vibrometry using a comb-calibrated coherent sensor

X Huang, R Ye, W Li, JW Zeng, YC Lu, H Hu, Y Zhou… - Physical Review Letters, 2024‏ - APS
Non-line-of-sight (NLOS) imaging has the ability to reconstruct hidden objects, allowing a
wide range of applications. Existing NLOS systems rely on pulsed lasers and time-resolved …

A strontium lattice clock with both stability and uncertainty below

J Li, XY Cui, ZP Jia, DQ Kong, HW Yu, XQ Zhu… - Metrologia, 2024‏ - iopscience.iop.org
A strontium lattice clock with both stability and uncertainty below - IOPscience Skip to content
IOP Science home Accessibility Help Search all IOPscience content Search Article Lookup …

Dual-comb spectroscopy over a 100 km open-air path

JJ Han, W Zhong, RC Zhao, T Zeng, M Li, J Lu… - Nature …, 2024‏ - nature.com
Dual-comb spectroscopy (DCS) provides broadband, high-resolution, high-sensitivity
amplitude and phase spectra within a short measurement time, thus holding promises for …

Dual-comb-enhanced microwave clock synchronization over commercial fiber

Z Chen, D Yu, G Lu, Y Zhang, S Yu, B Luo, H Guo - Optica, 2024‏ - opg.optica.org
The large-scale clock network is the key ingredient to obtain high precision in many
scenarios, from fundamental research to cutting-edge applications. The advantage of the …

Microwave frequency transfer over 3000-km fiber based on optical frequency combs and active noise cancellation

D Yu, Z Chen, Y Zhang, Z **, S Yu, B Luo, H Guo - Physical Review Research, 2024‏ - APS
Time and frequency transfer plays an important role in the fields of navigation and
positioning, remote sensing, and fundamental physics. The performance of long-haul …