131 citations · 134 across the 6 of their papers we have counts for
5 papers · 1 filter
Yb/Sr optical clock comparison at 2.2E-18 uncertainty over a 1350-km fiber link
Lei Hou, Xiang-Pei Liu, Zhuan-Xian Xiong +32
Redefining the International system of Units (SI) second requires independent frequency-ratio measurements between clocks based on different laboratories, with an overall uncertain…
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…
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…
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…