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20072026
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 · 16.2k across the 123 of their papers we have counts for

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Showing 2013Show all

3 papers · 1 filter

astro-ph.HE2013★ 8 cited

Intrinsic Brightness Temperature of Compact Radio Sources at 86 GHz

Sang-Sung Lee

We present results on the intrinsic brightness temperature of a sample of compact radio sources observed at 86 GHz using the Global Millimeter VLBI Array. We use the observed brigh…

astro-ph.GA2013★ 7 cited

Long-term monitoring of Sgr A* at 7 mm with VERA and KaVA

Kazunori Akiyama, Motoki Kino, Bong Won Sohn +3

We present the results of radio monitoring observations of Sgr A* at 7 mm (i.e. 43 GHz) with VLBI Exploration of Radio Astrometry (VERA), which is a VLBI array in Japan. VERA provi…

astro-ph.HE2013★ 9 cited

Monitoring of multi-frequency polarization of gamma-ray bright AGNs

Sang-Sung Lee, Myounghee Han, Sincheol Kang +5

We started two observing programs with the Korean VLBI Network (KVN) monitoring changes in the flux density and polarization of relativistic jets in gamma-ray bright AGNs simultane…