Papers

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2000 Fabrizio Nicastro

, Marco Feroci, Paola Grandi, Fabrizio Fiore

, Martin Elvis, Francesco Haardt, Jelle Kaastra, Angela Malizia, Laura Maraschi, Giorgio Matt, G. Cesare Perola, Pierre Olivier Petrucci

A Long Observation of NGC 5548 byBeppoSAX: The High‐Energy Cutoff, Intrinsic Spectral Variability, and a Truly Warm Absorber

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1999 Fabrizio Nicastro

, Fabrizio Fiore

, A. Fiore, G. Cesare Perola, Martin Elvis

Ionized Absorbers in Active Galactic Nuclei: The Role of Collisional Ionization and Time‐evolving Photoionization

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Fabrizio Nicastro

, Fabrizio Fiore

, G. Cesare Perola, Martin Elvis

The Equilibrium Photoionized Absorber in 3C 351

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Aneta Siemiginowska

, Martin Elvis

Unstable by design

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1998 Fabrizio Fiore

, Ari Laor, Martin Elvis, Fabrizio Nicastro

, Emanuele Giallongo

The Variability Properties of X‐Ray–steep and X‐Ray–flat Quasars

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Martin Elvis, Fabrizio Fiore

, Paolo Giommi, Paolo Padovani

X‐Ray Spectral Survey of WGACAT Quasars. II. Optical and Radio Properties of Quasars with Low‐Energy X‐Ray Cutoffs

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Jonathan F. Schachter, Fabrizio Fiore

, Martin Elvis, Smita Mathur, Andrew S. Wilson, Jon A. Morse, Hisamitsu Awaki, Kazushi Iwasawa

NGC 7582: The prototype narrow-line X-ray galaxy

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Fabrizio Fiore

, Martin Elvis, Paolo Giommi, Paolo Padovani

X‐Ray Spectral Survey of WGACAT Quasars. I. Spectral Evolution and Low‐Energy Cutoffs

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This paper was not found in any repository; the policy of its publisher is unknown or unclear.

1997 Martin Elvis, Fabrizio Fiore

, Paolo Giommi, Paolo Padovani

X-raying a galaxy: PHL 6625 behind NGC 247

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Aneta Siemiginowska

, Martin Elvis

Deriving the Quasar Luminosity Function from Accretion-Disk Instabilities

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Ari Laor, Fabrizio Fiore

, Martin Elvis, B.~J Wilkes

, J.~C McDowell

The Soft X-Ray Properties of a Complete Sample of Optically Selected Quasars. II. Final Results

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Fabrizio Fiore

, Martin Elvis

On the observational evidence for accreting black holes in quasars

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1996 Eric S. Perlman

, John T. Stocke, Jonathan F. Schachter, Martin Elvis, Erica Ellingson, C. Megan Urry, Michael Potter, Chris D. Impey, Peter Kolchinsky

The Einstein Slew Survey Sample of BL Lacertae Objects

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1995 Aneta Siemiginowska

, Olga Kuhn, Martin Elvis, Fabrizio Fiore

, Jonathan McDowell, B.~J J. Wilkes

Testing Models for the Quasar Big Blue Bump via Color-Color Diagrams

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Fabrizio Fiore

, Martin Elvis, Aneta Siemiginowska

, B.~J J. Wilkes

, J.~C C. McDowell, Smita Mathur

The Complex Optical to Soft X-Ray Spectrum of Low-Redshift Radio-quiet Quasars. II. Comparison with Free-Free and Accretion Disk Models

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1994 Thomas Aldcroft, Martin Elvis, Jonathan McDowell, Fabrizio Fiore

X-ray constraints on the intergalactic medium

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Martin Elvis, Belinda J. Wilkes

, Jonathan C. McDowell, Richard F. Green, Jill Bechtold, S.~P P. Willner, M.~S S. Oey, Elisha Polomski, Roc Cutri

Atlas of quasar energy distributions

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Ari Laor, Fabrizio Fiore

, Martin Elvis, B.~J Wilkes

, J.~C McDowell

The soft x-ray properties of a complete sample of optically selected quasars. 1: First results

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Martin Elvis, M. Matsuoka, A. Siemiginowska

, F. Fiore

, T. Mihara, W. Brinkmann

An ASCA GIS Spectrum of S5 0014+813 AT Z = 3.384

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Smita Mathur, Belinda Wilkes

, Martin Elvis, Fabrizio Fiore

The X-ray and ultraviolet absorbing outflow in 3C 351

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