A. E. Niell

Global Mapping Function (GMF): A new empirical mapping function based on numerical weather model data

J. Boehm, A. E. Niell, Paul Tregoning et al. · Geophysical Research Letters · 2006 · 1.5K citations · Full text

Engineering, Atmospheric Sounding, Weather Forecasting +22

Global mapping functions for the atmosphere delay at radio wavelengths

A. E. Niell · Journal of Geophysical Research Atmospheres · 1996 · 1.5K citations

Earth Observation, Engineering, Radio Communication +21

Event-horizon-scale structure in the supermassive black hole candidate at the Galactic Centre

Sheperd S. Doeleman, Jonathan Weintroub, A. E. E. Rogers et al. · Nature · 2008 · 803 citations · Full text

Comparison of Measurements of Atmospheric Wet Delay by Radiosonde, Water Vapor Radiometer, GPS, and VLBI

A. E. Niell, A. J. Coster, Fredrick Solheim et al. · Journal of Atmospheric and Oceanic Technology · 2001 · 282 citations · Full text

Geodesy using the Global Positioning System: The effects of signal scattering on estimates of site position

P. Elósegui, J. L. Davis, R. T. Kenneth Jaldehag et al. · Journal of Geophysical Research Atmospheres · 1995 · 205 citations

Engineering, Location Estimation, Global Navigation Satellite System +22