21 citations · 45 across the 8 of their papers we have counts for
8 papers
- 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…
High-Performance Microwave Frequency Standard Based on Sympathetically Cooled Ions
Hao-Ran Qin, Sheng-Nan Miao, Ji-Ze Han +4
The ion microwave frequency standard is a candidate for the next generation of microwave frequency standard with the potential for very wide applications. The Dick effect and secon…
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…
Sympathetic cooling of a large ion crystal with in a linear Paul trap
S. N. Miao, H. R. Qin, N. C. Xin +3
We have sympathetically cooled and crystallized ions with laser-cooled ions, and directly observed the complete large bicrystal s…
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…
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…