21 citations · 70 across the 12 of their papers we have counts for
12 papers
Learning Unified Control of Intrinsic Nonlinear Spin Dynamics in Atomic Qudits for Magnetometry
C. Z. Cao, J. Z. Han, M. Xiong +4
Generating and preserving metrologically useful quantum states is a central challenge in quantum-enhanced metrology. In low-field atomic magnetometry with multilevel atoms, the non…
Nuclear charge radii of germanium isotopes around = 40
S. J. Wang, A. Kanellakopoulos, X. F. Yang +26
Collinear laser spectroscopy measurements were performed on Ge isotopes () at ISOLDE-CERN, by probing the $4s^2 4p^2 \, ^3\!P_1 \rightarrow 4s^2 4p 5s \, ^3\!P_1^…
Precise determination of ground-state hyperfine splitting and calculation of Zeeman coefficients for 171Yb+ microwave frequency standard
J. Z. Han, B. Q. Lu, N. C. Xin +7
We report precise measurement of the hyperfine splitting and calculation of the Zeeman coefficients of the Yb ground state. The absolute hyperfine splitting frequency i…
- sympathetic-cooling bi-species Coulomb crystal applied to microwave frequency standard
Y Zheng, H. R. Qin, S. N. Miao +5
We reported the realization of a - bi-species Coulomb crystal comprising ions as coolant and verified its potential…
Second-order Doppler frequency shifts of trapped ions in a linear Paul trap
S. N. Miao, J. W. Zhang, Y. Zheng +5
The accurate evaluation of the second-order Doppler frequency shift (SODFS) of trapped ions in a linear Paul trap has been studied with experiments and molecular dynamics (MD) simu…
Determination of hyperfine splittings and Landé factors of and states of Cd for a microwave frequency standard
J. Z. Han, R. Si, H. R. Qin +6
Regarding trapped-ion microwave-frequency standards, we report on the determination of hyperfine splittings and Landé factors of Cd. The hyperfine splittings…
Progress toward a microwave frequency standard based on laser-cooled large scale 171Yb+ ion crystal
N. C. Xin, H. R. Qin, S. N. Miao +4
We report on progress towards a microwave frequency standard based on a laser-cooled 171Yb+ ion trap system. The electronics, lasers, and magnetic shields are integrated into a sin…
Multidimensional King-plot analysis for accurate extraction of Cd nuclear charge radii: a challenge for nuclear structure theory
J. Z. Han, C. Pan, K. Y. Zhang +9
High-accuracy determination of isotope shift factors, which plays a crucial role in accurate extraction of nuclear charge radius, is well-known to be challenging experimentally and…
Precision determination of the ground-state hyperfine splitting of trapped Cd ions
S. N. Miao, J. W. Zhang, H. R. Qin +3
We measured the ground-state hyperfine splitting of trapped Cd ions to be 15199862855.02799(27) Hz with a fractional uncertainty of . The ions…
Sympathetic cooling of Cd by laser-cooled Ca in a linear Paul trap for Microwave Ion Clocks
J. Z. Han, H. R. Qin, L. M. Guo +6
We report sympathetic cooling of Cd by laser-cooled Ca in a linear Paul trap for microwave clocks. Long-term low-temperature confinement of Cd io…
Roles of electron correlation effects for accurate determination of factors of low-lying states of Cd and their applications to atomic clock
J. Z. Han, Y. M. Yu, B. K. Sahoo +2
We investigate roles of electron correlation effects in the determination of factors of the (=5,6,7), (=5,6), , and…
Direct temperature determination of a sympathetically cooled large 113Cd+ ion crystal for a microwave clock
Y. N. Zuo, J. Z. Han, J. W. Zhang +1
This paper reports the direct temperature determination of sympathetically cooled 113Cd+ ions with laser-cooled 24Mg+ in a linear Paul trap. The sympathetically cooled ion species…