Articles with "supernovae" as a keyword



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Toward an inner connection of SNe Ic, SLSNe Ic, XRF connected SNe, SNe Ic-BL, and GRB connected SNe

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Published in 2018 at "Publications of the Astronomical Society of Australia"

DOI: 10.1017/pasa.2018.35

Abstract: Abstract Type Ic supernovae can be classified as normal supernovae Ic, type Ic super-luminous supernovae, X-ray flash-connected supernovae, broad-line supernovae Ic, and gamma-ray burst-connected supernovae. Here we suggest an inner connection for all kinds of… read more here.

Keywords: connected sne; supernovae; ray flash; connected supernovae ... See more keywords
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Is there really a Hubble tension?

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Published in 2021 at "Classical and Quantum Gravity"

DOI: 10.1088/1361-6382/ac0f39

Abstract: The heliocentric redshifts (z hel) reported for 150 type Ia supernovae in the Pantheon compilation are significantly discrepant from their corresponding values in the JLA compilation. Both catalogues include corrections to the redshifts and magnitudes… read more here.

Keywords: hubble tension; mpc; really hubble; supernovae ... See more keywords
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Spitzer observations of SN 2014J and properties of mid-IR emission in Type Ia Supernovae

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Published in 2017 at "Monthly Notices of the Royal Astronomical Society"

DOI: 10.1093/mnras/stw3350

Abstract: SN 2014J in M 82 is the closest Type Ia supernova (SN Ia) in decades. The proximity allows for detailed studies of supernova physics and provides insights into the circumstellar and interstellar environment. In this… read more here.

Keywords: spitzer observations; supernovae; observations 2014j; dust ... See more keywords
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The very young resolved stellar populations around stripped-envelope supernovae

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Published in 2018 at "Monthly Notices of the Royal Astronomical Society"

DOI: 10.1093/mnras/sty093

Abstract: The massive star origins for Type IIP supernovae (SNe) have been established through direct detection of their red supergiants progenitors in pre-explosion observations; however, there has been limited success in the detection of the progenitors… read more here.

Keywords: young resolved; stellar populations; stripped envelope; supernovae ... See more keywords
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The ASAS-SN bright supernova catalogue – IV. 2017

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Published in 2019 at "Monthly Notices of the Royal Astronomical Society"

DOI: 10.1093/mnras/stz073

Abstract: In this catalog we compile information for all supernovae discovered by the All-Sky Automated Survey for SuperNovae (ASAS-SN) as well as all other bright (mpeak 6 17), spectroscopically confirmed supernovae found in 2017, totaling 308… read more here.

Keywords: bright supernova; supernova catalogue; asas bright; supernovae ... See more keywords
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Detecting strongly lensed supernovae at z ∼ 5–7 with LSST

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Published in 2019 at "Monthly Notices of the Royal Astronomical Society"

DOI: 10.1093/mnras/stz3203

Abstract: Supernovae (SNe) could be powerful probes of the properties of stars and galaxies at high redshifts in future surveys. Wide fields and longer exposure times are required to offset diminishing star formation rates and lower… read more here.

Keywords: pop iii; supernovae; lsst; sne ... See more keywords
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Spectropolarimetry of stripped-envelope supernovae: observations and modelling

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Published in 2017 at "Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences"

DOI: 10.1098/rsta.2016.0273

Abstract: Spectropolarimetry is one of the most powerful methods to study the multi-dimensional geometry of supernovae (SNe). We present a brief summary of the spectropolarimetric observations of stripped-envelope core-collapse SNe. Observations indicate that stripped-envelope SNe generally… read more here.

Keywords: stripped envelope; geometry; supernovae; spectropolarimetry stripped ... See more keywords
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Type Ia supernovae from dark matter core collapse

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Published in 2019 at "Physical Review D"

DOI: 10.1103/physrevd.100.035008

Abstract: Dark matter (DM) which sufficiently heats a local region in a white dwarf will trigger runaway fusion, igniting a type Ia supernova (SN). In a companion paper, this instability was used to constrain DM heavier… read more here.

Keywords: core collapse; dark matter; collapse; core ... See more keywords
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Study of Possibilities of Simulating the Processes of Asymmetric Explosion and Expansion of Supernovae in a Laser Experiment

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Published in 2018 at "JETP Letters"

DOI: 10.1134/s0021364018070123

Abstract: Processes of explosion and expansion of laser targets, experiments with which could clarify the reason for the observed asymmetric distribution of matter in a remnant cloud of some supernovae (e.g., the Cassiopeia A supernova), have… read more here.

Keywords: laser; supernovae; study possibilities; explosion expansion ... See more keywords
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Host galaxy effects in the SUSY model for Supernovae Ia

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Published in 2018 at "International Journal of Modern Physics A"

DOI: 10.1142/s0217751x18501968

Abstract: For more than 40 years virtually all work on the theory of type Ia Supernovae (SN Ia) has assumed that these explosions were due to the transfer of mass to a degenerate star from a partner in… read more here.

Keywords: model; supernovae; galaxy effects; host galaxy ... See more keywords
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Dynamical spatial curvature as a fit to Type Ia supernovae

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Published in 2019 at "International Journal of Modern Physics D"

DOI: 10.1142/s0218271819501438

Abstract: Few statements in cosmology can be made without assuming a cosmological model within which to interpret data. Statements about cosmic acceleration are no exception to this rule, and the inferred positive volume acceleration of our… read more here.

Keywords: cosmology; spatial curvature; dynamical spatial; supernovae ... See more keywords