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Determination of the ground-state hyperfine splitting of trapped 171Yb+ ions
JZ Han, NC **n, JW Zhang, YM Yu, JG Li… - Applied Physics …, 2024 - pubs.aip.org
We present the determination of the ground-state hyperfine splitting ( ν HFS) in laser-
cooled 171 Yb+ ions using our microwave quantum frequency standard (QFS). Employing …
cooled 171 Yb+ ions using our microwave quantum frequency standard (QFS). Employing …
Absolute frequency measurement of molecular iodine hyperfine transitions at 554 nm and its application to stabilize a 369 nm laser for Y b+ ions cooling
We investigate 13 hyperfine structures of transition lines of 127 I 2 near 554 nm, namely, the
R (50) 22-0, P (46) 22-0, P (121) 24-0, P (69) 25-1, R (146) 25-0, R (147) 28-1, P (160) 26-0 …
R (50) 22-0, P (46) 22-0, P (121) 24-0, P (69) 25-1, R (146) 25-0, R (147) 28-1, P (160) 26-0 …
Precision determination of the excited-state hyperfine splitting of Cadmium ions
Y Zheng, Y Yu, Y Chen, S Miao, W Shi, J Zhang… - arxiv preprint arxiv …, 2025 - arxiv.org
Precision determination of the hyperfine splitting of cadmium ions is essential to study space-
time variation of fundamental physical constants and isotope shifts. In this work, we present …
time variation of fundamental physical constants and isotope shifts. In this work, we present …
Hyperfine Structure and Absolute Frequency Measurements of 127I2 Transitions at 554 nm and Its Application for Yb+ Ions Cooling
Y Chen, J Zhang, S Miao, Y Zheng… - … Frequency and Time …, 2024 - ieeexplore.ieee.org
We have developed a system to stabilize the laser frequency by locking the laser to the
hyperfine transitions of iodine molecules. The frequency stability of 5× 10-12 is observed …
hyperfine transitions of iodine molecules. The frequency stability of 5× 10-12 is observed …