3 papers
physics.atom-ph2025
A zero-dead-time strontium lattice clock with a stability at level
Xiao-Yong Liu, Peng Liu, Jie Li +20
Optical atomic clocks play a crucial role in fundamental physics, relativistic geodesy, and the future redefinition of the SI second. Standard operation relies on cyclic interrogat…
physics.atom-ph2025
Improved systematic evaluation of a strontium optical clock with uncertainty below
Zhi-Peng Jia, Jie Li, De-Quan Kong +17
We report a systematic uncertainty of for the USTC Sr1 optical lattice clock, achieving accuracy at the level required for the roadmap of the redefinition of t…
cs.CL2024
Heterogeneous Subgraph Transformer for Fake News Detection
Yuchen Zhang, Xiaoxiao Ma, Jia Wu +2
Fake news is pervasive on social media, inflicting substantial harm on public discourse and societal well-being. We investigate the explicit structural information and textual feat…