Search Results - "Pellizza, L. J"

Metamorphosis of Supernova SN 2008D/XRF 080109: A Link Between Supernovae and GRBs/Hypernovae by Mazzali, Paolo A, Valenti, Stefano, Della Valle, Massimo, Chincarini, Guido, Sauer, Daniel N, Benetti, Stefano, Pian, Elena, Piran, Tsvi, D'Elia, Valerio, Elias-Rosa, Nancy, Margutti, Raffaella, Pasotti, Francesco, Antonelli, L. Angelo, Bufano, Filomena, Campana, Sergio, Cappellaro, Enrico, Covino, Stefano, D'Avanzo, Paolo, Fiore, Fabrizio, Fugazza, Dino, Gilmozzi, Roberto, Hunter, Deborah, Maguire, Kate, Maiorano, Elisabetta, Marziani, Paola, Masetti, Nicola, Mirabel, Felix, Navasardyan, Hripsime, Nomoto, Ken'ichi, Palazzi, Eliana, Pastorello, Andrea, Panagia, Nino, Pellizza, L.J, Sari, Re'em, Smartt, Stephen, Tagliaferri, Gianpiero, Tanaka, Masaomi, Taubenberger, Stefan, Tominaga, Nozomu, Trundle, Carrie, Turatto, Massimo

“…The only supernovae (SNe) to show gamma-ray bursts (GRBs) or early x-ray emission thus far are overenergetic, broad-lined type Ic SNe (hypernovae, HNe)…”
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An enigmatic long-lasting γ-ray burst not accompanied by a bright supernova by VALLE, M. Della, CHINCARINI, G, ANTONELLI, L. A, D'AVANZO, P, HURLEY, K, MIRABEL, I. F, PELLIZZA, L. J, PIRANOMONTE, S, STELLA, L, PANAGIA, N, TAGLIAFERRI, G, MALESANI, D, TESTA, V, FUGAZZA, D, CAMPANA, S, COVINO, S, MANGANO, V

“…Gamma-ray bursts (GRBs) are short, intense flashes of soft gamma-rays coming from the distant Universe. Long-duration GRBs (those lasting more than…”
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Dark matter and dark energy accretion on to intermediate-mass black holes by Pepe, C., Pellizza, L. J., Romero, G. E.

“…In this work we investigate the accretion of cosmological fluids on to an intermediate-mass black hole at the centre of a globular cluster, focusing on the…”
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Host galaxies of long gamma-ray bursts in the Millennium Simulation by Chisari, N. E., Tissera, P. B., Pellizza, L. J.

“…In this work, we investigate the nature of the host galaxies of long gamma-ray bursts (LGRBs) using a galaxy catalogue constructed from the Millennium…”
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Chemical abundances and spatial distribution of long gamma-ray bursts by Artale, M. C., Pellizza, L. J., Tissera, P. B.

“…We analyse the spatial distribution within host galaxies and chemical properties of the progenitors of long gamma-ray bursts (LGRBs) as a function of redshift…”
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Synthetic extinction maps around intermediate-mass black holes in Galactic globular clusters by Pepe, C., Pellizza, L. J.

“…During the last decades, much effort has been devoted to explain the discrepancy between the amount of intracluster medium (ICM) estimated from stellar…”
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γ-ray detection from occasional flares in T Tauri stars of NGC 2071 – I. Observational connection by Filócomo, A, Albacete-Colombo, J F, Mestre, E, Pellizza, L J, Combi, J A

“…ABSTRACT NGC 2071 is a star-forming region that overlaps with three γ-ray sources detected by the Fermi Space Telescope. We propose that strong flare activity…”
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Redshift evolution of the dark matter haloes shapes by Cataldi, P, Pedrosa, S E, Tissera, P B, Artale, M C, Padilla, N D, Dominguez-Tenreiro, R, Bignone, L, Gonzalez, R, Pellizza, L J

“…ABSTRACT In this work, we aim at investigating the morphology evolution of Milky Way mass-like dark matter haloes selected from the cielo and IllustrisTNG…”
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Stellar feedback from high-mass X-ray binaries in cosmological hydrodynamical simulations by Artale, M. C., Tissera, P. B., Pellizza, L. J.

“…We explored the role of X-ray binaries composed by a black hole and a massive stellar companion [black hole X-ray binaries (BHXs)] as sources of kinetic…”
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Non-parametric morphologies of mergers in the Illustris simulation by Bignone, L A, Tissera, P B, Sillero, E, Pedrosa, S E, Pellizza, L J, Lambas, D G

“…We study non-parametric morphologies of mergers events in a cosmological context, using the Illustris project. We produce mock g-band images comparable to…”
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Numerical estimates of the accretion rate on to intermediate-mass black holes by Pepe, C., Pellizza, L. J.

“…The existence of intermediate-mass (∼103 M) black holes (IMBHs) in the centre of globular clusters has been suggested by different observations. The X-ray…”
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Hypernova Signatures in the Late Rebrightening of GRB 050525A by Della Valle, M, Malesani, D, Bloom, J. S, Benetti, S, Chincarini, G, D’Avanzo, P, Foley, R. J, Covino, S, Melandri, A, Piranomonte, S, Tagliaferri, G, Stella, L, Gilmozzi, R, Antonelli, L. A, Campana, S, Chen, H.-W, Filliatre, P, Fiore, F, Fugazza, D, Gehrels, N, Hurley, K, Mirabel, I. F, Pellizza, L. J, Piro, L, Prochaska, J. X

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The birthplace and age of the isolated neutron star RX J1856.5-3754 by Mignani, R. P., Putte, D. Vande, Cropper, M., Turolla, R., Zane, S., Pellizza, L. J., Bignone, L. A., Sartore, N., Treves, A.

“…X-ray observations unveiled various types of radio-silent isolated neutron stars (INSs), phenomenologically very diverse, e.g. the ∼Myr old X-ray-dim INSs…”
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A Bayesian method for analysing relaxation spectra by Ciocci Brazzano, L., Pellizza, L.J., Matteo, C.L., Sorichetti, P.A.

“…The knowledge of electrical and mechanical properties of material, relies on a precise analysis of the relaxation spectra. We explore the ability of a Bayesian…”
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The host galaxies of long-duration gamma-ray bursts in a cosmological hierarchical scenario by Nuza, Sebastián E., Tissera, Patricia B., Pellizza, Leonardo J., Lambas, Diego G., Scannapieco, Cecilia, De Rossi, María E.

“…We developed a Monte Carlo code to generate long-duration gamma-ray burst (LGRB) events within cosmological hydrodynamical simulations consistent with the…”
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Highly collimated microquasar jets as efficient cosmic-ray sources by Escobar, G. J, Pellizza, L. J, Romero, G. E

“…A&A 665, A145 (2022) Supernova remnants are believed to be the main sites where Galactic cosmic rays originate. This scenario, however, fails to explain some…”
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Exploring the physics behind the non-thermal emission from star-forming galaxies detected in gamma rays by Kornecki, P, Peretti, E, del Palacio, S, Benaglia, P, Pellizza, L. J

“…A&A 657, A49 (2022) Star-forming galaxies (SFGs) emit non-thermal radiation from radio to gamma-rays. We aim to investigate the main mechanisms of global CR…”
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Cosmic-ray production from neutron escape in microquasar jets by Escobar, G. J, Pellizza, L. J, Romero, G. E

“…A&A 650, A136 (2021) The origin of Galactic cosmic rays remains a matter of debate, but supernova remnants are commonly considered to be the main place where…”
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The metallicity and star formation activity of long gamma-ray burst hosts for z < 3: insights from the Illustris simulation by Bignone, L. A., Tissera, P. B., Pellizza, L. J.

“…Abstract We study the properties of long gamma-ray bursts (LGRBs) using a large-scale hydrodynamical cosmological simulation, the Illustris simulation. We…”
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An enigmatic long-lasting -ray burst not accompanied by a bright supernova by Covino, S, Mangano, V, Mirabel, I. F, Antonelli, L. A, Hurley, K, Campana, S, D'Avanzo, P, Tagliaferri, G, Valle, M. Della, Stella, L, Malesani, D, Piranomonte, S, Chincarini, G, Panagia, N, Testa, V, Pellizza, L. J, Fugazza, D

“…Gamma-ray bursts (GRBs) are short, intense flashes of soft -rays coming from the distant Universe. Long-duration GRBs (those lasting more than ∼2 s) are…”
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