Liquid-Nitrogen-Cooled ​40⁢Ca+ Ion Optical Clock with a Systematic Uncertainty of 4.4×10−19

Journal:

Physical Review Letters

Published:

2026-02-03

DOI:

10.1103/vngc-c1xv

Affiliations:

4

Authors:

11

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Institutions	Authors	Share
State Key Laboratory of Magnetic Resonance Spectroscopy and Imaging, APM CAS, China	8.333333	0.76
University of Chinese Academy of Sciences (UCAS), China	1.500000	0.14
Institute of Artificial Intelligence, Hefei Comprehensive National Science Center, China	0.833333	0.08
Wuhan Institute of Quantum Technology, China	0.333333	0.03

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