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astro-ph.HE2018★ 27 cited
Steep Hard-X-ray Spectra Indicate Extremely High Accretion Rates in Weak Emission-Line Quasars
Andrea Marlar, Ohad Shemmer, S. F. Anderson +8
We present XMM-Newton imaging spectroscopy of ten weak emission-line quasars (WLQs) at , six of which are radio quiet and four which are radio intermediate.…
astro-ph.HE2009★ 154 cited
An Intermediate Luminosity Transient in NGC300: The Eruption of a Dust-Enshrouded Massive Star
E. Berger, A. M. Soderberg, R. A. Chevalier +10
[abridged] We present multi-epoch high-resolution optical spectroscopy, UV/radio/X-ray imaging, and archival Hubble and Spitzer observations of an intermediate luminosity optical t…