143 citations · 1.3k across the 30 of their papers we have counts for
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astro-ph2001★ 56 cited
Detection of a high frequency break in the X-ray power spectrum of Ark 564
I. E. Papadakis, W. Brinkmann, H. Negoro +1
We present a power spectrum analysis of the long ASCA observation of Ark 564 in June/July 2001. The observed power spectrum covers a frequency range of ~ 3.5 decades. We detect a h…
astro-ph2001★ 69 cited
Multiwavelength Monitoring of the Narrow-Line Seyfert 1 Galaxy Akn 564. III. Optical Observations and the Optical--UV--X-ray Connection
O. Shemmer, P. Romano, R. Bertram +36
We present the results of a two-year long optical monitoring program of the narrow-line Seyfert 1 galaxy Akn 564. The majority of this monitoring project was also covered by X-ray…