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19982023
most citedFirst Sagittarius A* Event Horizon Telescope Results. I. The Shadow of the Supermassive Black Hole in the Center of the Milky Way

1.9k citations · 17.7k across the 104 of their papers we have counts for

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Showing 2009Show all

2 papers · 1 filter

astro-ph.HE2009★ 10 cited

Ultra-High Energy Cosmic Rays Detected by Auger and AGASA:Corrections for Galactic Magnetic Field Deflections, Source Populations, and Arguments for Multiple-Components

Neil M. Nagar, Javier Matulich

The origin and composition of Ultra-High Energy Cosmic Ray Events (UHECRs) are under debate. Here we improve constraints on the source population(s) and compositions of UHECRs by a…

astro-ph.CO2009★ 84 cited

Radio Variability in Seyfert Nuclei

C. G. Mundell, P. Ferruit, N. Nagar +1

Comparison of 8.4-GHz radio images of a sample of 11 early-type Seyfert galaxies with previous observations reveals possible variation in the nuclear radio flux density in 5 of the…