Quantum clock synchronization with the silicon-chip based entangled photon source Hui Han, Jia-ao Li, Bang-Ying Tang, Jia-hao Li, Jin-quan Huang, Huan Chen, Wan-Rong Yu, Bo Liu and Shu-hui Chen EPJ Quantum Technol., 12 1 (2025) 97 Published online: 07 August 2025 DOI: 10.1140/epjqt/s40507-025-00399-2