P. A. Mazzali

Publication List Details

Period

1994 - 2008

Number

125

Co-Authors

Type Ib Supernova 2008D associated with the Luminous X-ray Transient 080109: An Energetic Explosion of a Massive Helium Star (2008)

Tanaka, Masaomi, Tominaga, Nozomu, Nomoto, Ken'ichi, Valenti, S., Sahu, D. K., Minezaki, T., ...

We present a theoretical model for supernova (SN) 2008D associated with the luminous X-ray transient 080109. The bolometric light curve and optical spectra of the SN are modelled based on the...

GALEX Spectroscopy of SN 2005ay suggests a UV spectral uniformity among type II-P supernovae (2008)

Gal-Yam, A., Bufano, F., Barlow, T., Baron, E., Benetti, S., Cappellaro, E., ...

We present the first results from our GALEX program designed to obtain ultraviolet (UV) spectroscopy of nearby core-collapse supernovae (SNe). Our first target, SN 2005ay in the nearby galaxy NGC...

Optical and IR observations of SN 2002dj: some possible common properties of fast expanding SNe Ia (2008)

Pignata, G., Benetti, S., Mazzali, P. A., Kotak, R., Patat, F., Meikle, P., ...

As part of the European Supernova Collaboration we obtained extensive photometry and spectroscopy of the type Ia SN 2002dj covering epochs from 11 days before to nearly two years after maximum....

Abundance stratification in Type Ia Supernovae - II: The rapidly declining, spectroscopically normal SN 2004eo (2008)

Mazzali, P. A., Sauer, D. N., Pastorello, A., Benetti, S., Hillebrandt, W.

The variation of properties of Type Ia supernovae, the thermonuclear explosions of Chandrasekhar-mass carbon-oxygen white dwarfs, is caused by different nucleosynthetic outcomes of these explosions,...

Properties of the ultraviolet flux of type Ia supernovae: an analysis with synthetic spectra of SN 2001ep and SN 2001eh (2008)

Sauer, D. N., Mazzali, P. A., Blondin, S., Stehle, M., Benetti, S., Challis, P., ...

The spectral properties of type Ia supernovae in the ultraviolet (UV) are investigated using the early-time spectra of SN 2001ep and SN 2001eh obtained using the Hubble Space Telescope (HST). A...

Massive stars exploding in a He-rich circumstellar medium. I. Type Ibn (SN 2006jc-like) events (2008)

Pastorello, A., Mattila, S., Zampieri, L., Della Valle, M., Smartt, S. J., Valenti, S., ...

We present new spectroscopic and photometric data of the type Ibn supernovae 2006jc, 2000er and 2002ao. We discuss the general properties of this recently proposed supernova family, which also...

Swift and Chandra Detections of Supernova 2006jc: Evidence for Interaction of the Supernova Shock with a Circumstellar Shell (2007)

Immler, S., Modjaz, M., Landsman, W., Bufano, F., Brown, P. J., Milne, P., ...

The peculiar Type Ib supernova (SN) 2006jc has been observed with the UV/Optical Telescope (UVOT) and X-Ray Telescope (XRT) on board the Swift observatory over a period of 19 to 183 days after the...

The carbon-rich type Ic SN 2007gr: the photospheric phase (2007)

Valenti, S., Elias-Rosa, N., Taubenberger, S., Stanishev, V., Agnoletto, I., Sauer, D., ...

The first two months of spectroscopic and photometric monitoring of the nearby type Ic SN 2007gr are presented. The very early discovery (less than 5 days after the explosion) and the relatively...

The underluminous Type Ia Supernova 2005bl and the class of objects similar to SN 1991bg (2007)

Taubenberger, S., Hachinger, S., Pignata, G., Mazzali, P. A., Contreras, C., Valenti, S., ...

Optical observations of the Type Ia supernova (SN Ia) 2005bl in NGC 4070, obtained from -6 to +66 d with respect to the B-band maximum, are presented. The photometric evolution is characterised by...

On the gamma-ray emission of Type Ia Supernovae (2007)

Sim, S. A., Mazzali, P. A.

A multi-dimension, time-dependent Monte Carlo code is used to compute sample gamma-ray spectra to explore whether unambiguous constraints could be obtained from gamma-ray observations of Type Ia...

Upper limit for circumstellar gas around the Type Ia SN 2000cx (2007)

Patat, F., Benetti, S., Justham, S., Mazzali, P. A., Pasquini, L., Cappellaro, E., ...

The nature of the companion stars in Type Ia Supernova (SNe) progenitor systems remains unclear. One possible way to discriminate between different scenarios is the presence (or absence) of...

ESC observations of SN 2005cf: II. Optical Spectroscopy and the high velocity features (2007)

Garavini, G., Nobili, S., Taubenberger, S., Pastorello, A., Elias-Rosa, N., Stanishev, V., ...

The ESC-RTN optical spectroscopy data-set for SN 2005cf is presented and analyzed. The observations range from -11.6 and +77.3 days with respect to B-band maximum light. The evolution of the spectral...

ESC and KAIT Observations of the Transitional Type Ia SN 2004eo (2007)

Pastorello, A., Mazzali, P. A., Pignata, G., Benetti, S., Cappellaro, E., Filippenko, A. V., ...

We present optical and infrared observations of the unusual Type Ia supernova (SN) 2004eo. The light curves and spectra closely resemble those of the prototypical SN 1992A, and the luminosity at...

Detection of circumstellar material in a normal Type Ia Supernova (2007)

Patat, F., Chandra, P., Chevalier, R., Justham, S., Podsiadlowski, Ph., Wolf, C., ...

Type Ia supernovae are thought to be thermonuclear explosions of accreting white dwarfs that reach a critical mass limit. Despite their importance as cosmological distance indicators, the nature of...

A three-dimensional deflagration model for Type Ia supernovae confronted with observations (2007)

Roepke, F. K., Hillebrandt, W., Schmidt, W., Niemeyer, J. C., Blinnikov, S. I., Mazzali, P. A.

A simulation of the thermonuclear explosion of a Chandrasekhar-mass C+O white dwarf, the most popular scenario of a type Ia supernova (SN Ia), is presented. The underlying modeling is pursued in a...

The Unique Type Ib Supernova 2005bf at Nebular Phases: A Possible Birth Event of A Strongly Magnetized Neutron Star (2007)

Maeda, K., Tanaka, M., Nomoto, K., Tominaga, N., Kawabata, K., Mazzali, P. A., ...

Late phase nebular spectra and photometry of Type Ib Supernova (SN) 2005bf taken by the Subaru telescope at ~ 270 and ~ 310 days since the explosion are presented. Emission lines ([OI]6300, 6363,...

X-Ray, UV, and Optical Observations of Supernova 2006bp with Swift: Detection of Early X-Ray Emission (2007)

Immler, S., Brown, P. J., Milne, P., Dessart, L., Mazzali, P. A., Landsman, W., ...

We present results on the X-ray and optical/UV emission from the type IIP SN 2006bp and the interaction of the SN shock with its environment, obtained with the X-Ray Telescope (XRT) and UV/Optical...

A giant outburst two years before the core-collapse of a massive star (2007)

Pastorello, A., Smartt, S. J., Mattila, S., Eldridge, J. J., Young, D., Itagaki, K., ...

The death of massive stars produces a variety of supernovae, which are linked to the structure of the exploding stars. The detection of several precursor stars of Type II supernovae have been...

ESC and KAIT Observations of the Transitional Type Ia SN 2004eo (2007)

Pastorello, A., Mazzali, P. A., Pignata, G., Benetti, S., Cappellaro, E., Filippenko, A. V., ...

We present optical and infrared observations of the unusual Type Ia supernova (SN) 2004eo. The light curves and spectra closely resemble those of the prototypical SN 1992A, and the luminosity at...

ESC observations of SN 2005cf. I. Photometric Evolution of a Normal Type Ia Supernova (2007)

Pastorello, A., Taubenberger, S., Elias-Rosa, N., Mazzali, P. A., Pignata, G., Cappellaro, E., ...

We present early-time optical and near-infrared photometry of supernova (SN) 2005cf. The observations, spanning a period from about 12 days before to 3 months after maximum, have been obtained...

ESC observations of SN 2005cf: II. Optical Spectroscopy and the high velocity features (2007)

Garavini, G., Nobili, S., Taubenberger, S., Pastorello, A., Stanishev, V., ...

The ESC-RTN optical spectroscopy data-set for SN 2005cf is presented and analyzed. The observations range from -11.6 and +77.3 days with respect to B-band maximum light. The evolution of the spectral...

Diversity of the Supernova - Gamma-Ray Burst Connection (2007)

Nomoto, K., Tominaga, N., Tanaka, M., Maeda, K., Suzuki, T., Deng, J. S., ...

The connection between the long Gamma Ray Bursts (GRBs) and Type Ic Supernovae (SNe) has revealed interesting diversity. We review the following types of the GRB-SN connection. (1) GRB-SNe: The three...

Constraints on Type Ib/c and GRB Progenitors (2007)

Fryer, C. L., Mazzali, P. A., Prochaska, J., Cappellaro, E., Panaitescu, A., Berger, E., ...

Although there is strong support for the collapsar engine as the power source of long-duration gamma-ray bursts (GRBs), we still do not definitively know the progenitor of these explosions. Here we...

A Common Explosion Mechanism for Type Ia Supernovae (2007)

Mazzali, P. A., Roepke, F. K., Benetti, S., Hillebrandt, W.

Type Ia supernovae, the thermonuclear explosions of white dwarf stars composed of carbon and oxygen, were instrumental as distance indicators in establishing the acceleration of the universe's...

Asymmetric Explosion of Type Ia Supernovae as Seen from Near Infrared Observations (2006)

Motohara, K., Maeda, K., Gerardy, C. L., Nomoto, K., Tanaka, M., Tominaga, N., ...

We present near-infrared spectra of late phase (>200 d) Type Ia supernovae (SNe Ia) taken at the Subaru telescope. The [Fe II] line of SN 2003hv shows a clear flat-topped feature, while that of SN...

X-Ray Observations of Type Ia Supernovae with Swift: Evidence for Circumstellar Interaction for SN 2005ke (2006)

Immler, S., Brown, P. J., Milne, P., Petre, R., Gehrels, N., ...

We present a study of the early (days to weeks) X-ray and UV properties of eight Type Ia supernovae (SNe Ia) which have been extensively observed with the X-Ray Telescope (XRT) and UV/Optical...

SN 2004aw: Confirming Diversity of Type Ic Supernovae (2006)

Taubenberger, S., Pastorello, A., Mazzali, P. A., Valenti, S., Pignata, G., Sauer, D. N., ...

Optical and near-infrared observations of the Type Ic supernova (SN) 2004aw are presented, obtained from day -3 to day +413 with respect to the B-band maximum. The photometric evolution is...

SN 2005cs in M51 I. The first month of evolution of a subluminous SN II plateau (2006)

Pastorello, A., Sauer, D., Taubenberger, S., Mazzali, P. A., Nomoto, K., Kawabata, K. S., ...

Early time optical observations of supernova (SN) 2005cs in the Whirlpool Galaxy (M51), are reported. Photometric data suggest that SN 2005cs is a moderately under-luminous Type II plateau supernova...

Exploring the spectroscopic diversity of Type Ia Supernovae (2006)

Hachinger, S., Mazzali, P. A., Benetti, S.

The velocities and equivalent widths (EWs) of a set of absorption features are measured for a sample of 28 well-observed Type Ia supernovae (SN Ia) covering a wide range of properties. The values of...

The properties of the "standard" type Ic supernova 1994I from spectral models (2006)

Sauer, D. N., Mazzali, P. A., Deng, J., Valenti, S., Nomoto, K., Filippenko, A. V.

The properties of the type Ic supernova SN 1994I are re-investigated. This object is often referred to as a "standard SN Ic" although it exhibited an extremely fast light curve and unusually blue...

An optical supernova associated with the X-ray flash XRF 060218 (2006)

Pian, E., Mazzali, P. A., Masetti, N., Ferrero, P., Klose, S., Palazzi, E., ...

Long-duration gamma-ray bursts (GRBs) are associated with type Ic supernovae that are more luminous than average and that eject material at very high velocities. Less-luminous supernovae were not...

Anomalous extinction behaviour towards the Type Ia SN 2003cg (2006)

Elias-Rosa, N., Benetti, S., Cappellaro, E., Turatto, M., Mazzali, P. A., Patat, F., ...

We present optical and near-infrared photometry and spectroscopy of the Type Ia SN 2003cg, which exploded in the nearby galaxy NGC 3169. The observations cover a period between -8.5 and +414 days...

An optical supernova associated with the X-ray flash XRF 060218 (2006)

Pian, E., Mazzali, P.A., Masetti, N., Ferrero, P., Klose, S., Palazzi, E., ...

Long-duration gamma-ray bursts (GRBs) are associated with type Ic supernovae that are more luminous than average and that eject material at very high velocities. Less-luminous supernovae were not...