Results 11 to 20 of about 130,560 (227)

Neutrino flavor instabilities in a time-dependent supernova model

open access: yesPhysics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics, 2015
A dense neutrino medium such as that inside a core-collapse supernova can experience collective flavor conversion or oscillations because of the neutral-current weak interaction among the neutrinos.
Sajad Abbar, Huaiyu Duan
exaly   +3 more sources

SNO and Supernovae [PDF]

open access: yesNuclear Physics B - Proceedings Supplements, 2001
The Sudbury Neutrino Observatory (SNO) has unique capabilities as a supernova detector. In the event of a galactic supernova there are opportunities, with the data that SNO would collect, to constrain certain intrinsic neutrino properties significantly ...
Alexeyev   +12 more
core   +4 more sources

Supernovae and their scientific secrets

open access: yesHe jishu, 2023
Supernovae are the most gorgeous fireworks that people can observe in the universe. Their explosion can produce a maximum luminosity 10 billion times that of the Sun, helping scientists see farther.
LI Zhihong   +8 more
doaj   +1 more source

Young core collapse supernova remnants and their supernovae [PDF]

open access: yesThe Astrophysical Journal, 2005
Massive star supernovae can be divided into four categories depending on the amount of mass loss from the progenitor star and the star's radius: red supergiant stars with most of the H envelope intact (SN IIP), stars with some H but most lost (IIL, IIb),
Bandiera R.   +14 more
core   +3 more sources

Analyzing the Time Spectrum of Supernova Neutrinos to Constrain Their Effective Mass or Lorentz Invariance Violation

open access: yesUniverse, 2023
We analyze the expected arrival time spectrum of supernova neutrinos using simulated luminosity and compute the expected number of events in future detectors such as the DUNE Far Detector and Hyper-Kamiokande.
Celio A. Moura   +2 more
doaj   +1 more source

Properties and Composition of Magnetized Nuclei

open access: yesParticles, 2020
The properties and mass distribution of the ultramagnetized atomic nuclei which arise in heavy-ion collisions and magnetar crusts, during Type II supernova explosions and neutron star mergers are analyzed.
V.N. Kondratyev
doaj   +1 more source

The Supernova – Supernova Remnant Connection [PDF]

open access: yes, 2016
Many aspects of the progenitor systems, environments, and explosion dynamics of the various subtypes of supernovae are difficult to investigate at extragalactic distances where they are observed as unresolved sources. Alternatively, young supernova remnants in our own galaxy and in the Large and Small Magellanic Clouds offer opportunities to resolve ...
Milisavljevic, Dan, Fesen, Robert A.
openaire   +2 more sources

A persistent influence of supernovae on biodiversity over the Phanerozoic

open access: yesEcology and Evolution, 2023
It is an open question what has constrained macroevolutionary changes in marine animal diversity on the time scale of the Phanerozoic. Here, we will show that supernovae appear to have significantly influenced the biodiversity of life.
Henrik Svensmark
doaj   +1 more source

Indonesian Government Strategies On Obtaining Crude Palm Oil (CPO) Market Access To European Union Countries Over The EU Parliament Resolution On Palm Oil And Deforestation Of Rainforest

open access: yesAndalas Journal of International Studies, 2019
Indonesia is the largest producer of palm oil in the world. With Malaysia, palm oil production could account for about eighty percent of global production. Meanwhile, Europe is the country with the third largest CPO export destination for Indonesia after
Bustanul Arifin   +1 more
doaj   +1 more source

A Multidimensional Multicomponent Gas Dynamic with the Neutrino Transfer in Gravitational Collapse

open access: yesUniverse, 2022
The self-consistent problem of gravitational collapse is solved using 2D gas dynamics with taking into account the neutrino transfer in the flux-limited diffusion approximation.
Alexey G. Aksenov
doaj   +1 more source

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