Search Results - "Severgnini, P."

Using the Bright Ultrahard XMM–Newton survey to define an IR selection of luminous AGN based on WISE colours by Mateos, S., Alonso‐Herrero, A., Carrera, F. J., Blain, A., Watson, M. G., Barcons, X., Braito, V., Severgnini, P., Donley, J. L., Stern, D.

“…ABSTRACT We present a highly complete and reliable mid‐infrared (MIR) colour selection of luminous active galactic nucleus (AGN) candidates using the 3.4, 4.6…”
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Testing the blast-wave AGN feedback scenario in MCG-03-58-007 by Sirressi, M, Cicone, C, Severgnini, P, Braito, V, Dotti, M, Della Ceca, R, Reeves, J N, Matzeu, G A, Vignali, C, Ballo, L

“…Abstract We report the first Atacama large millimeter/submillimeter array observations of MCG-03-58-007, a local (z = 0.03236 ± 0.00002, this work) AGN…”
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WISE colours and star formation in the host galaxies of radio-loud narrow-line Seyfert 1 by Caccianiga, A., Antón, S., Ballo, L., Foschini, L., Maccacaro, T., Della Ceca, R., Severgnini, P., Marchã, M. J., Mateos, S., Sani, E.

“…We investigate the mid-infrared (mid-IR) properties of the largest (42 objects) sample of radio-loud narrow-line Seyfert 1 (RL NLS1) collected to date, using…”
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Revisiting the relationship between 6 μm and 2–10 keV continuum luminosities of AGN by Mateos, S., Carrera, F. J., Alonso-Herrero, A., Rovilos, E., Hernán-Caballero, A., Barcons, X., Blain, A., Caccianiga, A., Della Ceca, R., Severgnini, P.

“…We have determined the relation between the AGN luminosities at rest-frame 6 μm associated with the dusty torus emission and at 2–10 keV energies using a…”
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Uncovering obscured luminous AGN with WISE by Mateos, S., Alonso-Herrero, A., Carrera, F. J., Blain, A., Severgnini, P., Caccianiga, A., Ruiz, A.

“…Mateos et al. presented a highly reliable and efficient mid-infrared (MIR) colour-based selection technique for luminous active galactic nuclei (AGN) using the…”
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Studying the relationship between X-ray emission and accretion in AGN using the XMM-Newton Bright Serendipitous Survey by Fanali, R., Caccianiga, A., Severgnini, P., Della Ceca, R., Marchese, E., Carrera, F. J., Corral, A., Mateos, S.

“…We study the link between the X-ray emission in radio-quiet active galactic nuclei (AGN) and the accretion rate on the central supermassive black hole using a…”
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Unveiling the population of dual and lensed active galactic nuclei at sub-arcsec separations by Mannucci, F., Pancino, E., Belfiore, F., Cicone, C., Ciurlo, A., Cresci, G., Lusso, E., Marasco, A., Marconi, A., Nardini, E., Pinna, E., Severgnini, P., Saracco, P., Tozzi, G., Yeh, S.

“…All cosmological models of structure formation predict the existence of a widespread population of dual supermassive black holes in-spiralling inside their…”
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Intraoperative ventilation settings and their associations with postoperative pulmonary complications in obese patients by Ball, L, Hemmes, S N T, Serpa Neto, A, Bluth, T, Canet, J, Hiesmayr, M, Hollmann, M W, Mills, G H, Vidal Melo, M F, Putensen, C, Schmid, W, Severgnini, P, Wrigge, H, Gama de Abreu, M, Schultz, M J, Pelosi, P

“…There is limited information concerning the current practice of intraoperative mechanical ventilation in obese patients, and the optimal ventilator settings…”
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Swift data hint at a binary supermassive black hole candidate at sub-parsec separation by Severgnini, P, Cicone, C, Della Ceca, R, Braito, V, Caccianiga, A, Ballo, L, Campana, S, Moretti, A, La Parola, V, Vignali, C, Zaino, A, Matzeu, G A, Landoni, M

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The space density of z  > 4 blazars by Caccianiga, A, Moretti, A, Belladitta, S, Della Ceca, R, Antón, S, Ballo, L, Cicone, C, Dallacasa, D, Gargiulo, A, Ighina, L, Marchã, M J, Severgnini, P

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A new powerful and highly variable disc wind in an AGN–star-forming galaxy, the case of MCG-03-58-007 by Braito, V, Reeves, J N, Matzeu, G A, Severgnini, P, Ballo, L, Caccianiga, A, Campana, S, Cicone, C, Della Ceca, R, Turner, T J

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Dramatic Changes in the Observed Velocity of the Accretion Disk Wind in MCG-03-58-007 Are Revealed by XMM-Newton and NuSTAR by Braito, V., Reeves, J. N., Matzeu, G., Severgnini, P., Ballo, L., Cicone, C., Ceca, R. Della, Giustini, M., Sirressi, M.

“…Abstract Past X-ray observations of the nearby Seyfert 2 MCG-03-58-007 revealed the presence of a powerful and highly variable disk wind, where two possible…”
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Extremely compact massive galaxies at z ∼ 1.4 by Trujillo, I., Feulner, G., Goranova, Y., Hopp, U., Longhetti, M., Saracco, P., Bender, R., Braito, V., Della Ceca, R., Drory, N., Mannucci, F., Severgnini, P.

“…The optical rest-frame sizes of 10 of the most massive (∼5 × 1011 h−270 M⊙) galaxies found in the near-infrared MUNICS survey at 1.2 < z < 1.7 are analysed…”
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Elucidating the global distribution of reprocessing gas in NGC 1194 by Turner, T J, Reeves, J N, Braito, V, Yaqoob, T, Kraemer, S B, Severgnini, P

“…ABSTRACT A joint XMM–Newton and NuSTAR observation was conducted for the bright, local Seyfert 1.9 galaxy, NGC 1194. The hard spectral form of this active…”
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Evidence for a clumpy disc-wind in the star-forming Seyfert 2 galaxy MCG–03–58–007 by Matzeu, G A, Braito, V, Reeves, J N, Severgnini, P, Ballo, L, Caccianiga, A, Campana, S, Cicone, C, Della Ceca, R, Parker, M L, Santos-Lleó, M, Schartel, N

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NGC 454: unveiling a new 'changing look' active galactic nucleus by Marchese, E., Braito, V., Della Ceca, R., Caccianiga, A., Severgnini, P.

“…We present a detailed analysis of the X-ray spectrum of the Seyfert 2 galaxy NGC 454E, belonging to the interacting system NGC 454. Observations performed with…”
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The stratified disc wind of MCG-03-58-007 by Braito, V, Reeves, J N, Severgnini, P, Della Ceca, R, Ballo, L, Cicone, C, Matzeu, G A, Serafinelli, R, Sirressi, M

“…ABSTRACT Past Suzaku, XMM–Newton, and NuSTAR observations of the nearby (z = 0.03233) bright Seyfert 2 galaxy MCG-03-58-007 revealed the presence of two deep…”
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Lumbar plexus terminal branch block, a safe alternative for transfemoral aortic valve implantation. Case report by Cedeño, E., Rech, A., Severgnini, P.

“…Transcatheter aortic valve implantation is an alternative treatment for patients with severe aortic stenosis, it is conventionally performed under general…”
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The relationship between [O iii]λ5007 Å equivalent width and obscuration in active galactic nuclei by Caccianiga, A., Severgnini, P.

“…In this paper we study the relationship between the equivalent width (EW) of the [O iii]λ5007 Å narrow emission line in active galactic nuclei (AGN) and the…”
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The Kormendy relation of massive elliptical galaxies at z∼ 1.5: evidence for size evolution by Longhetti, M., Saracco, P., Severgnini, P., Della Ceca, R., Mannucci, F., Bender, R., Drory, N., Feulner, G., Hopp, U.

“…We present the morphological analysis based on HST-NIC2 (0.075 arcsec pixel−1) images in the F160W filter of a sample of nine massive field (>1011 M⊙) galaxies…”
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