Results 41 to 50 of about 62,844 (248)

Observational data on Galactic supernova remnants III: The supernova remnants within l = 270°-360° [PDF]

open access: yesSerbian Astronomical Journal, 2004
We have collected all the available data of Galactic supernova remnants given in the literature. The data of Galactic supernova remnants located in the Galactic longitude interval l=270°-360°in all the spectral bands are represented in this work. We have
Guseinov O.H., Ankay A., Tagieva S.O.
doaj   +1 more source

Progenitors of Recombining Supernova Remnants [PDF]

open access: yesThe Astrophysical Journal Letters, Volume 750, Issue 1, article id. L13 (2012), 2012
Usual supernova remnants have either ionizing plasma or plasma in collisional ionization equilibrium, i.e., the ionization temperature is lower than or equal to the electron temperature. However, the existence of recombining supernova remnants, i.e., supernova remnants with the ionization temperature higher than the electron temperature, is recently ...
arxiv   +1 more source

Physics with supernovae [PDF]

open access: yesNuclear Physics B - Proceedings Supplements, 2002
Core-collapse supernovae (SNe) are powerful neutrino sources and as such important targets for the growing array of neutrino observatories. We review the current status of SN theory and the expected characteristics of the neutrino signal. After recalling what we have learned from SN 1987A and general SN properties we review the physics potential of a ...
openaire   +3 more sources

Evaluation of Sealing Strength in Multilayer LLDPE Packaging for Impact-Resistant Rice Pouches

open access: yesJurnal Kimia Sains dan Aplikasi
In this study, we evaluate the mechanical integrity, thermal stability, and impact resilience of three different laminated polymer materials—PA/LLDPE, MDO-PE/LLDPE, and BOPE/LLDPE—to assess their suitability for rice packaging applications.
Bayu Krisnamurti   +3 more
doaj   +1 more source

Footprints of the Newly-Discovered Vela Supernova in Antarctic Ice Cores? [PDF]

open access: yesAstropart.Phys.14:1-6,2000, 1999
The recently-discovered, nearby young supernova remnant in the southeast corner of the older Vela supernova remnant may have been seen in measurements of nitrate abundances in Antarctic ice cores. Such an interpretation of this twenty-year-old ice-core data would provide a more accurate dating of this supernova than is possible purely using ...
arxiv   +1 more source

Assessing the Performance of the Phase Difference Bathymetric Sonar Depth Uncertainty Prediction Model

open access: yesRemote Sensing, 2022
Realistic predictions of the contribution of the uncertainty sources affecting the quality of the bathymetric measurements prior to a survey is of importance. To this end, models predicting these contributions have been developed.
Tannaz H. Mohammadloo   +4 more
doaj   +1 more source

Modern Supernova Search [PDF]

open access: yes, 2000
Supernovae play a critical role in observational cosmology as well as in astrophysics of stars and galaxies. Recent era has seen dramatic progress in the research of supernovae. Several programs to search systematically supernovae in nearby to distant galaxies have been very successful. Recent progresses in the modern supernova search are reviewed.
arxiv   +1 more source

Luminous Supernovae [PDF]

open access: yesScience, 2012
Stellar Explosions Stars that are born with masses greater than eight times that of the Sun end their lives in luminous explosions known as supernovae. Over the past decade, access to improved sky surveys has revealed rare types of supernovae that are much more luminous than any of those that were known before.
openaire   +3 more sources

Examining Neutrino–Matter Interactions in the Cassiopeia A Supernova

open access: yesThe Astrophysical Journal, 2023
Neutrino interactions with stellar material are widely believed to be fundamental to the explosion of massive stars. However, this important process has remained difficult to confirm observationally.
Toshiki Sato   +6 more
doaj   +1 more source

Toward a Standard Model of Core Collapse Supernovae [PDF]

open access: yes, 2000
In this paper, we discuss the current status of core collapse supernova models and the future developments needed to achieve significant advances in understanding the supernova mechanism and supernova phenomenology, i.e., in developing a supernova standard model.
arxiv   +1 more source

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