Ashby, Neil

Relativity in the Global Positioning System

Ashby, N. (2003) · Living Reviews in Relativity

Relativity and Gravitational TheoryGNSS positioning and interference

Cited by 691

Precision Atomic Spectroscopy for Improved Limits on Variation of the Fine Structure Constant and Local Position Invariance

Fortier, T. M., Ashby, N., Bergquist, J. C., Delaney, M. J., Diddams, S. A., Heavner, T. P., Hollberg, L., Itano, W. M., Jefferts, S. R., Kim, K., et al. (2007) · Physical Review Letters

Advanced Frequency and Time StandardsAtomic and Molecular Physics

Cited by 226

First accuracy evaluation of NIST-F2

Heavner, T. P., Donley, E. A., Levi, F., Costanzo, G., Parker, T. E., Shirley, J. H., Ashby, N., Barlow, S., & Jefferts, S. R. (2014) · Metrologia

Advanced Frequency and Time StandardsScientific Measurement and Uncertainty Evaluation

Cited by 205

Coordinate Time in the Vicinity of the Earth

Allan, D. W., & Ashby, N. (1986) · Relativity in Celestial Mechanics and Astrometry

Relativity and Gravitational TheoryAdvanced Frequency and Time Standards

Cited by 7