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The man behind the curtain: X-rays drive the UV through NIR variability in the 2013 active galactic nucleus outburst in NGC 2617
BJ Shappee, JL Prieto, D Grupe… - The Astrophysical …, 2014 - iopscience.iop.org
ABSTRACT After the All-Sky Automated Survey for SuperNovae discovered a significant
brightening of the inner region of NGC 2617, we began a∼ 70 day photometric and …
brightening of the inner region of NGC 2617, we began a∼ 70 day photometric and …
X-ray perspective of Narrow-line Seyfert 1 galaxies
LC Gallo - ar** campaign of the Narrow-line Seyfert 1 Mrk 335, when it was …
The simultaneous optical-to-X-ray spectral energy distribution of soft X-ray selected active galactic nuclei observed by swift
D Grupe, S Komossa, KM Leighly… - The Astrophysical …, 2010 - iopscience.iop.org
We report Swift observations of a sample of 92 bright soft X-ray selected active galactic
nuclei (AGNs). This sample represents the largest number of AGNs observed to study the …
nuclei (AGNs). This sample represents the largest number of AGNs observed to study the …
[BOOK][B] Atomic astrophysics and spectroscopy
AK Pradhan, SN Nahar - 2011 - books.google.com
Spectroscopy enables the precise study of astronomical objects and phenomena. Bridging
the gap between physics and astronomy, this is the first integrated graduate-level textbook …
the gap between physics and astronomy, this is the first integrated graduate-level textbook …
The hard X-ray spectrum as a probe for black hole growth in radio-quiet active galactic nuclei
We study the hard X-ray spectral properties of 10 highly luminous radio-quiet (RQ) active
galactic nuclei (AGNs) at z= 1.3 {\mbox {--}} 3.2, including new XMM-Newton observations of …
galactic nuclei (AGNs) at z= 1.3 {\mbox {--}} 3.2, including new XMM-Newton observations of …
On the observational difference between the accretion disk–corona connections among super-and sub-eddington accreting active galactic nuclei
H Liu, B Luo, WN Brandt, MS Brotherton… - The Astrophysical …, 2021 - iopscience.iop.org
We present a systematic X-ray and multiwavelength study of a sample of 47 active galactic
nuclei (AGNs) with reverberation map** measurements. This sample includes 21 super …
nuclei (AGNs) with reverberation map** measurements. This sample includes 21 super …
VLBI observations of a sample of Palomar–Green quasars–I. Parsec-scale morphology
ABSTRACT We observed 20 Palomar–Green quasars at low redshift (z< 0.5) with total flux
density> 1 mJy, including four radio-loud quasars (RLQs) and 16 radio-quiet quasars …
density> 1 mJy, including four radio-loud quasars (RLQs) and 16 radio-quiet quasars …