217 citations · 1k across the 20 of their papers we have counts for
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astro-ph2002★ 217 cited
Compton reflection and iron fluorescence in BeppoSAX observations of Seyfert type 1 galaxies
G. C. Perola, G. Matt, M. Cappi +5
A sample of nine bright Seyfert 1 and NELG type galaxies, observed with BeppoSAX, is analyzed to assess on a truly broad band basis (0.1-200 keV) the issue of the spectral contribu…
astro-ph2002★ 41 cited
The Phoenix galaxy: UGC4203 re-birth from its ashes?
M. Guainazzi, G. Matt, F. Fiore +1
We report on a dramatic transition between a Compton-thick, reflection-dominated state and a Compton-thin state in the Seyfert 2 galaxy UGC4203, discovered by comparing a recent (M…