activity
20012019
most citedSystematic evaluation of an atomic clock at 2e-18 total uncertainty

769 citations · 3k across the 26 of their papers we have counts for

collaborators

26 papers

quant-ph2019★ 24 cited

Hyperfine averaging by dynamic decoupling in a multi-ion lutetium clock

R. Kaewuam, T. R. Tan, K. J. Arnold +3

We propose and experimentally demonstrate a scheme which effects hyperfine averaging during a Ramsey interrogation of a clock transition. The method eliminates the need to average…

physics.atom-ph2019★ 9 cited

Magic wavelength of the Ba clock transition

S. R. Chanu, V. P. W. Koh, K. J. Arnold +5

The zero crossing of the dynamic differential scalar polarizability of the clock transition in Ba has been determined to be THz. Toget…

physics.atom-ph2019★ 23 cited

Polarizability assessments of ion-based optical clocks

M. D. Barrett, K. J. Arnold, M. S. Safronova

It is shown that the dynamic differential scalar polarisability of the transition in Ba can be determined to an inaccuracy below across a wide…

physics.atom-ph2019★ 9 cited

Spectroscopy of the -to- clock transition in Lu

R. Kaewuam, T. R. Tan, K. J. Arnold +1

High precision spectroscopy of the -to- clock transition of Lu is reported. Measurements are performed with Hertz level precision with the accuracy of the h…

physics.atom-ph2018★ 14 cited

Dynamic polarizability measurements in Lu

K. J. Arnold, R. Kaewuam, T. R. Tan +3

We measure the differential polarizability of the Lu -to- clock transition at multiple wavelengths. This experimentally characterizes the differential…

physics.atom-ph2018★ 47 cited

Oscillating magnetic field effects in high precision metrology

H. C. J. Gan, G. Maslennikov, K. W. Tseng +5

We examine a range of effects arising from ac magnetic fields in high precision metrology. These results are directly relevant to high precision measurements, and accuracy assessme…