Search Results - "Mazzali, P"

Bolometric light curves and explosion parameters of 38 stripped-envelope core-collapse supernovae by Lyman, J. D., Bersier, D., James, P. A., Mazzali, P. A., Eldridge, J. J., Fraser, M., Pian, E.

“…Literature data are collated for 38 stripped-envelope core-collapse supernovae (SE SNe; i.e. SNe IIb, Ib, Ic and Ic-BL) that have good light-curve coverage in…”
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Spectrum formation in superluminous supernovae (Type I) by Mazzali, P. A., Sullivan, M., Pian, E., Greiner, J., Kann, D. A.

“…The near-maximum spectra of most superluminous supernovae (SLSNe) that are not dominated by interaction with a H-rich circum-stellar medium (SLSN-I) are…”
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Extracting high-level information from gamma-ray burst supernova spectra by Ashall, C, Mazzali, P A

“…ABSTRACT Radiation transport codes are often used in astrophysics to construct spectral models. In this work, we demonstrate how producing these models for a…”
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How much H and He is 'hidden' in SNe Ib/c? - I. Low-mass objects by Hachinger, S., Mazzali, P. A., Taubenberger, S., Hillebrandt, W., Nomoto, K., Sauer, D. N.

“…H and He features in photospheric spectra have seldom been used to infer quantitatively the properties of Type IIb, Ib and Ic supernovae (SNe IIb, Ib and Ic)…”
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Light Curves of Hydrogen-poor Superluminous Supernovae from the Palomar Transient Factory by De Cia, Annalisa, Gal-Yam, A., Rubin, A., Leloudas, G., Vreeswijk, P., Perley, D. A., Quimby, R., Yan, Lin, Sullivan, M., Flörs, A., Sollerman, J., Bersier, D., Cenko, S. B., Gal-Yam, M., Maguire, K., Ofek, E. O., Prentice, S., Schulze, S., Spyromilio, J., Valenti, S., Arcavi, I., Corsi, A., Howell, D. A., Mazzali, P., Kasliwal, M. M., Taddia, F., Yaron, O.

“…We investigate the light-curve properties of a sample of 26 spectroscopically confirmed hydrogen-poor superluminous supernovae (SLSNe-I) in the Palomar…”
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An upper limit to the energy of gamma-ray bursts indicates that GRBs/SNe are powered by magnetars by Mazzali, P. A., McFadyen, A. I., Woosley, S. E., Pian, E., Tanaka, M.

“…The kinetic energy of supernovae (SNe) accompanied by gamma-ray bursts (GRBs) tends to cluster near 1052 erg, with 2 × 1052 erg an upper limit to which no…”
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Abundance stratification in Type Ia supernovae – V. SN 1986G bridging the gap between normal and subluminous SNe Ia by Ashall, C, Mazzali, P A, Pian, E, James, P A

“…A detailed spectroscopic analysis of SN 1986G has been performed. SN 1986G 'bridges the gap' between normal and subluminous Type Ia supernovae (SNe Ia). The…”
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Luminosity distributions of Type Ia supernovae by Ashall, C., Mazzali, P., Sasdelli, M., Prentice, S. J.

“…We have assembled a data set of 165 low redshift, z < 0.06, publicly available Type Ia supernovae (SNe Ia). We produce maximum light magnitude (MB and MV )…”
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Searching for swept-up hydrogen and helium in the late-time spectra of 11 nearby Type Ia supernovae by Maguire, K., Taubenberger, S., Sullivan, M., Mazzali, P. A.

“…The direct detection of a stellar system that explodes as a Type Ia supernova (SN Ia) has not yet been successful. Various indirect methods have been used to…”
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A very low central oxygen mass in the peculiar type Ia SN 2010lp: further diversity at the low-luminosity end of SNe Ia by Mazzali, P A, Benetti, S, Stritzinger, M, Ashall, C

“…ABSTRACT A nebular spectrum of the peculiar, low-luminosity type Ia supernova 2010lp is modelled in order to estimate the composition of the inner ejecta and…”
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The bolometric light curves and physical parameters of stripped-envelope supernovae by Prentice, S. J., Mazzali, P. A., Pian, E., Gal-Yam, A., Kulkarni, S. R., Rubin, A., Corsi, A., Fremling, C., Sollerman, J., Yaron, O., Arcavi, I., Zheng, W., Kasliwal, M. M., Filippenko, A. V., Cenko, S. B., Cao, Y., Nugent, P. E.

“…The optical and optical/near-infrared pseudo-bolometric light curves of 85 stripped-envelope supernovae (SNe) are constructed using a consistent method and a…”
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Modelling of SN 2013dx associated with the low-redshift GRB130702A points to diversity in GRB/SN properties by Mazzali, P A, Pian, E, Bufano, F, Ashall, C

“…ABSTRACT The properties of the broad-lined Type Ic supernova (SN) 2013dx, associated with the long gamma-ray burst GRB 130702A at a redshift z = 0.145, are…”
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The Diversity of Type Ia Supernovae: Evidence for Systematics? by Benetti, S, Cappellaro, E, Mazzali, P. A, Turatto, M, Altavilla, G, Bufano, F, Elias-Rosa, N, Kotak, R, Pignata, G, Salvo, M, Stanishev, V

“…The photometric and spectroscopic properties of 26 well-observed Type Ia Supernovae (SNe Ia) were analyzed with the aim of exploring SN Ia diversity. The…”
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A massive, energetic model for the luminous transitional Type Ib/IIb SN 2020cpg by Teffs, J, Mazzali, P A, Medler, K, Hachinger, S

“…ABSTRACT Using a combined spectral and light-curve modelling approach, we fit a massive and energetic explosion model to the luminous Type Ib/IIb SN 2020cpg…”
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High luminosity, slow ejecta and persistent carbon lines: SN 2009dc challenges thermonuclear explosion scenarios by Taubenberger, S., Benetti, S., Childress, M., Pakmor, R., Hachinger, S., Mazzali, P. A., Stanishev, V., Elias-Rosa, N., Agnoletto, I., Bufano, F., Ergon, M., Harutyunyan, A., Inserra, C., Kankare, E., Kromer, M., Navasardyan, H., Nicolas, J., Pastorello, A., Prosperi, E., Salgado, F., Sollerman, J., Stritzinger, M., Turatto, M., Valenti, S., Hillebrandt, W.

“…Extended optical and near-IR observations reveal that SN 2009dc shares a number of similarities with normal Type Ia supernovae (SNe Ia), but is clearly…”
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Observations and spectral modelling of the narrow-lined Type Ic SN 2017ein by Teffs, J J, Prentice, S J, Mazzali, P A, Ashall, C

“…ABSTRACT SN 2017ein is a narrow-lined Type Ic SN that was found to share a location with a point-like source in the face on spiral galaxy NGC 3938 in…”
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The nature of PISN candidates: clues from nebular spectra by Mazzali, P A, Moriya, T J, Tanaka, M, Woosley, S E

“…ABSTRACT A group of superluminous supernovae characterized by broad light curves have been suggested to be pair instability SNe (PISNe). Nebular spectra…”
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Nebular emission-line profiles of Type Ib/c supernovae – probing the ejecta asphericity by Taubenberger, S., Valenti, S., Benetti, S., Cappellaro, E., Della Valle, M., Elias-Rosa, N., Hachinger, S., Hillebrandt, W., Maeda, K., Mazzali, P. A., Pastorello, A., Patat, F., Sim, S. A., Turatto, M.

“…In order to assess qualitatively the ejecta geometry of stripped-envelope core-collapse supernovae (SNe), we investigate 98 late-time spectra of 39 objects,…”
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Hubble Space Telescope spectra of the Type Ia supernova SN 2011fe: a tail of low-density, high-velocity material with Z < Z by Mazzali, P. A., Sullivan, M., Hachinger, S., Ellis, R. S., Nugent, P. E., Howell, D. A., Gal-Yam, A., Maguire, K., Cooke, J., Thomas, R., Nomoto, K., Walker, E. S.

“…Hubble Space Telescope spectroscopic observations of the nearby Type Ia supernova (SN Ia) SN 2011fe, taken on 10 epochs from −13.1 to +40.8 d relative to…”
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Carnegie Supernova Project-II: Near-infrared Spectroscopy of Stripped-envelope Core-collapse Supernovae by Shahbandeh, M., Hsiao, E. Y., Ashall, C., Teffs, J., Hoeflich, P., Morrell, N., Phillips, M. M., Anderson, J. P., Baron, E., Burns, C. R., Contreras, C., Davis, S., Diamond, T. R., Folatelli, G., Galbany, L., Gall, C., Hachinger, S., Holmbo, S., Karamehmetoglu, E., Kasliwal, M. M., Kirshner, R. P., Krisciunas, K., Kumar, S., Lu, J., Marion, G. H., Mazzali, P. A., Piro, A. L., Sand, D. J., Stritzinger, M. D., Suntzeff, N. B., Taddia, F., Uddin, S. A.

“…Abstract We present 75 near-infrared (NIR; 0.8−2.5 μ m) spectra of 34 stripped-envelope core-collapse supernovae (SESNe) obtained by the Carnegie Supernova…”
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