Atomic clock performance enabling geodesy below the centimetre level WF McGrew, X Zhang, RJ Fasano, SA Schäffer, K Beloy, D Nicolodi, ...
Nature 564 (7734), 87-90, 2018
660 2018 Ultrastable optical clock with two cold-atom ensembles M Schioppo, RC Brown, WF McGrew, N Hinkley, RJ Fasano, K Beloy, ...
Nature Photonics 11 (1), 48-52, 2017
407 2017 Frequency ratio measurements at 18-digit accuracy using an optical clock network
Nature 591 (7851), 564-569, 2021
214 2021 Towards the optical second: verifying optical clocks at the SI limit WF McGrew, X Zhang, H Leopardi, RJ Fasano, D Nicolodi, K Beloy, J Yao, ...
Optica 6 (4), 448-454, 2019
124 2019 New bounds on dark matter coupling from a global network of optical atomic clocks P Wcisło, P Ablewski, K Beloy, S Bilicki, M Bober, R Brown, R Fasano, ...
Science Advances 4 (12), eaau4869, 2018
113 2018 Hyperpolarizability and operational magic wavelength in an optical lattice clock RC Brown, NB Phillips, K Beloy, WF McGrew, M Schioppo, RJ Fasano, ...
Physical review letters 119 (25), 253001, 2017
108 2017 Optical-clock-based time scale J Yao, JA Sherman, T Fortier, H Leopardi, T Parker, W McGrew, X Zhang, ...
Physical review applied 12 (4), 044069, 2019
39 2019 Optical atomic clock comparison through turbulent air MI Bodine, JD Deschênes, IH Khader, WC Swann, H Leopardi, K Beloy, ...
Physical Review Research 2 (3), 033395, 2020
29 2020 Measurements of SM Brewer, JS Chen, K Beloy, AM Hankin, ER Clements, CW Chou, ...
Physical Review A 100 (1), 013409, 2019
27 2019 Faraday-shielded dc Stark-shift-free optical lattice clock K Beloy, X Zhang, WF McGrew, N Hinkley, TH Yoon, D Nicolodi, ...
Physical review letters 120 (18), 183201, 2018
24 2018 Atomic clock performance beyond the geodetic limit WF McGrew, X Zhang, RJ Fasano, SA Schaeffer, K Beloy, D Nicolodi, ...
arXiv preprint arXiv:1807.11282, 2018
20 2018 Measurement of the 27Al+ and 87Sr absolute optical frequencies H Leopardi, K Beloy, T Bothwell, SM Brewer, SL Bromley, JS Chen, ...
Metrologia 58 (1), 015017, 2021
17 2021 Characterization and suppression of background light shifts in an optical lattice clock RJ Fasano, YJ Chen, WF McGrew, WJ Brand, RW Fox, AD Ludlow
Physical Review Applied 15 (4), 044016, 2021
15 2021 Modeling motional energy spectra and lattice light shifts in optical lattice clocks K Beloy, WF McGrew, X Zhang, D Nicolodi, RJ Fasano, YS Hassan, ...
Physical Review A 101 (5), 053416, 2020
12 2020 Progress on optical‐clock‐based time scale at NIST: Simulations and preliminary real‐data analysis J Yao, J Sherman, T Fortier, H Leopardi, T Parker, J Levine, J Savory, ...
Navigation: Journal of The Institute of Navigation 65 (4), 601-608, 2018
9 2018 Optical frequency measurements at 1× 10− 18 uncertainty with ytterbium optical lattice clocks AD Ludlow, WF McGrew, X Zhang, D Nicolodi, RJ Fasano, SA Schaffer, ...
2018 Conference on Precision Electromagnetic Measurements (CPEM 2018), 1-2, 2018
7 2018 A transportable ytterbium optical lattice clock RJ Fasano
University of Colorado at Boulder, 2021
5 2021 Frequency ratio measurements with 18-digit accuracy using a network of optical clocks BACO Network, K Beloy, MI Bodine, T Bothwell, SM Brewer, SL Bromley, ...
arXiv preprint arXiv:2005.14694, 2020
4 2020 Portable Yb Optical Lattice Clock: Towards Precision Measurement Outside the Lab W Brand, R Fasano, R Fox, W McGrew, Y Hassan, X Zhang, K Beloy, ...
APS Division of Atomic, Molecular and Optical Physics Meeting Abstracts 2019 …, 2019
4 2019 Towards adoption of an optical second: verifying optical clocks at the SI limit WF McGrew, X Zhang, H Leopardi, RJ Fasano, D Nicolodi, K Beloy, J Yao, ...
arXiv preprint arXiv:1811.05885, 2018
3 2018 