Margolis, Helen S.

Geodesy and metrology with a transportable optical clock

Grotti, J., Koller, S., Vogt, S., Häfner, S., Sterr, U., Lisdat, C., Denker, H., Voigt, C., Timmen, L., Rolland, A., et al. (2018) · Nature Physics

Advanced Frequency and Time StandardsRelativity and Gravitational Theory

Cited by 495

Frequency Ratio of Two Optical Clock Transitions inYb+171and Constraints on the Time Variation of Fundamental Constants

Godun, R. M., Nisbet-Jones, P. B. R., Jones, J. M., King, S. A., Johnson, L. A. M., Margolis, H. S., Szymaniec, K., Lea, S. N., Bongs, K., & Gill, P. (2014) · Physical Review Letters

Advanced Frequency and Time StandardsScientific Measurement and Uncertainty Evaluation

Cited by 468

Test of Special Relativity Using a Fiber Network of Optical Clocks

Delva, P., Lodewyck, J., Bilicki, S., Bookjans, E., Vallet, G., Le Targat, R., Pottie, P.-E., Guerlin, C., Meynadier, F., Le Poncin-Lafitte, C., et al. (2017) · Physical Review Letters

Advanced Frequency and Time StandardsRelativity and Gravitational Theory

Cited by 227

Geodetic methods to determine the relativistic redshift at the level of 10 $$^{-18}$$ - 18 in the context of international timescales: a review and practical results

Denker, H., Timmen, L., Voigt, C., Weyers, S., Peik, E., Margolis, H. S., Delva, P., Wolf, P., & Petit, G. (2018) · Journal of Geodesy

Advanced Frequency and Time StandardsGeophysics and Gravity Measurements

Cited by 91

Least-squares analysis of clock frequency comparison data to deduce optimized frequency and frequency ratio values

Margolis, H. S., & Gill, P. (2015) · Metrologia

Advanced Frequency and Time StandardsScientific Measurement and Uncertainty Evaluation

Cited by 40

Timekeepers of the future

Margolis, H. (2014) · Nature Physics

Advanced Frequency and Time StandardsAtomic and Subatomic Physics Research

Cited by 33

Absolute frequency measurement of the optical clock transition in with an uncertainty of using a frequency link to international atomic time

Baynham, C. F. A., Godun, R. M., Jones, J. M., King, S. A., Nisbet-Jones, P. B. R., Baynes, F., Rolland, A., Baird, P. E. G., Bongs, K., Gill, P., et al. (2018) · Journal of Modern Optics

Advanced Frequency and Time StandardsScientific Measurement and Uncertainty Evaluation

Cited by 32

Frequency Comparison of $^{171}{\text {Yb}}^+$ Ion Optical Clocks at PTB and NPL via GPS PPP

Leute, J., Huntemann, N., Lipphardt, B., Tamm, C., Nisbet-Jones, P. B. R., King, S. A., Godun, R. M., Jones, J. M., Margolis, H. S., Whibberley, P. B., et al. (2016) · IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control

Advanced Frequency and Time StandardsNetwork Time Synchronization Technologies

Cited by 29

International timescales with optical clocks (ITOC)

Margolis, H. S., Godun, R. M., Gill, P., Johnson, L. A. M., Shemar, S. L., Whibberley, P. B., Calonico, D., Levi, F., Lorini, L., Pizzocaro, M., et al. (2013) · 2013 Joint European Frequency and Time Forum & International Frequency Control Symposium (EFTF/IFC)

Advanced Frequency and Time StandardsScientific Measurement and Uncertainty Evaluation

Cited by 15