364 citations · 2.4k across the 52 of their papers we have counts for
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astro-ph1998★ 23 cited
The Ionization Fraction in the Obscuring `Torus' of an Active Galactic Nucleus
A. S. Wilson, A. L. Roy, J. S. Ulvestad +8
In this paper, we report VLBA radio maps at three frequencies and an ASCA X-ray spectrum of the water megamaser galaxy NGC 2639, which is believed to contain an edge-on viewed accr…
astro-ph1998★ 2 cited
H_2O megamaser emission from FR I radio galaxies
C. Henkel, Y. P. Wang, H. Falcke +2
A systematic search for 22 GHz H2O megamaser emission is reported for 50 nearby (z < 0.15) FR I galaxies. No detection was obtained, implying that ultraluminous H2O masers (L_H2O>1…