Direct analysis of spectra of the unusual type Ib supernova 2005bf

J Parrent, D Branch, MA Troxel… - Publications of the …, 2007 - iopscience.iop.org
Synthetic spectra generated with the parameterized supernova synthetic spectrum code
SYNOW are compared to spectra of the unusual Type Ib supernova 2005bf. We confirm the …

Direct analysis of spectra of type Ib supernovae

D Branch, S Benetti, D Kasen, E Baron… - The Astrophysical …, 2002 - iopscience.iop.org
Synthetic spectra generated with the parameterized supernova synthetic-spectrum code
SYNOW are compared to photospheric-phase spectra of Type Ib supernovae (SNe Ib) …

Optical spectroscopy of the somewhat peculiar type IIb supernova 2001ig

JM Silverman, P Mazzali, R Chornock… - Publications of the …, 2009 - iopscience.iop.org
Here we present previously unpublished optical spectra of supernova (SN) 2001ig, a Type
IIb SN, from about a week after explosion until nearly one year later. The earliest spectrum …

Spectrum Analysis of the Type IB Supernova SN 1999DN: Probable Identifications of C II and Hα

JS Deng, YL Qiu, JY Hu, K Hatano… - The Astrophysical …, 2000 - iopscience.iop.org
Low-resolution spectra of SN 1999dn at early times are presented and compared with
synthetic spectra generated with the parameterized supernova synthetic spectrum code …

The exceptionally bright Type Ib supernova 1991D

S Benetti, D Branch, M Turatto… - Monthly Notices of …, 2002 - academic.oup.com
Photometric and spectroscopic observations of the peculiar Type Ib supernova 1991D are
presented. SN 1991D was exceptionally bright for a Type Ib supernova. The He i lines were …

Early-time spectra of type IC supernovae-Further evidence for the presence of hydrogen

AV Filippenko - Astrophysical Journal, Part 2-Letters (ISSN …, 1992 - adsabs.harvard.edu
Abstract Comparison of the early-time optical spectra of the Type II SN 1985L and the Type
Ic SN 1987M confirms the previously suspected presence of Hα in SN 1987M. The Hα line …

Optical spectroscopy of type IB/C supernovae

T Matheson, AV Filippenko, W Li… - The Astronomical …, 2001 - iopscience.iop.org
We present 84 spectra of Type Ib/c and Type IIb supernovae (SNe), describing the individual
SNe in detail. The relative depths of the helium absorption lines in the spectra of the SNe Ib …

Direct Analysis of Spectra of the Type Ic Supernova SN 1994I

J Millard, D Branch, E Baron, K Hatano… - The Astrophysical …, 1999 - iopscience.iop.org
Synthetic spectra generated with the parameterized supernova synthetic-spectrum code
SYNOW are compared to observed photospheric-phase spectra of the Type Ic supernova …

Hydrogen and helium traces in type Ib-c supernovae

A Elmhamdi, IJ Danziger, D Branch… - Astronomy & …, 2006 - aanda.org
Aims. To investigate the spectroscopic properties of a selected optical photospheric spectra
of core collapse supernovae (CCSNe). Special attention is devoted to traces of hydrogen at …

Supernova 2010as: the lowest-velocity member of a family of flat-velocity type IIb supernovae

G Folatelli, MC Bersten, H Kuncarayakti… - The Astrophysical …, 2014 - iopscience.iop.org
We present extensive optical and near-infrared photometric and spectroscopic observations
of the stripped-envelope supernova SN 2010as. Spectroscopic peculiarities such as initially …