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A Faint Progenitor System for the Faint Supernova 2024vjm
Zimmerman E +69 more
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Survival of Population III stars
Proceedings of the International Astronomical Union, 2018AbstractIn our earlier studyDutta (2016a), it has been shown that a number of primordial protostars (the ‘first stars’ in the Universe, also known as Population III or Pop III stars) are being ejected from the cluster of their origin with the velocity exceeding their escape velocity.
Jayanta Dutta +3 more
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Effective model for the 21-cm signal with population III stars
Physical Review DObservations of the 21-cm signal are opening a window to the cosmic-dawn epoch, when the first stars formed. These observations are usually interpreted with semi-numerical or hydrodynamical simulations, which are often computationally intensive and ...
Hector Afonso G. Cruz +3 more
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, 2021
First generation, or Population III, stars have a different evolution than those of later generations owing to their initial primordial abundance composition. Most notably, the lack of carbon, oxygen, and nitrogen means that primordial massive stars must
R. deBoer +7 more
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First generation, or Population III, stars have a different evolution than those of later generations owing to their initial primordial abundance composition. Most notably, the lack of carbon, oxygen, and nitrogen means that primordial massive stars must
R. deBoer +7 more
semanticscholar +1 more source
Nucleosynthesis in Aspherical Explosions of Population III Stars
AIP Conference Proceedings, 2008We present the nucleosynthetic yields of Population III core‐collapse supernovae (SNe) focusing on the cases of hyper‐energetic (Hypernovae, HNe) and hyper‐aspherical (jet‐induced) explosions. We show that (1) the explosions with large energy deposition rate, Ėdep, are observed as GRB‐HNe and their yields can explain the abundances of normal extremely ...
Nomoto, K. +4 more
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Observational manifestations of population III stars
Astrophysics, 1987The thermal history of gas heated by explosions of population III stars at red shifts z approx. 100 is calculated. The distortions in the spectrum of the microwave radiation and the intensity of the resulting x rays are determined. Bounds on the energy release produced by the explosions of such stars are compared with available observations.
B. V. Vainer +2 more
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GRAVITATIONAL COLLAPSE OF POPULATION III STARS
The Eleventh Marcel Grossmann Meeting, 2008▌ The expected diffuse cosmic neutrino flux produced by Pop III stars during their nuclear burning and their core-collapse phases▌ Estimated flux is comparable to the diffuse neutrino fluxes produced by ordinary SNe. However, due to the large cosmological redshift, the typical energies are MeV and sub-MeV, where the other components dominate.
YUDAI SUWA +3 more
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Evolution and Nucleosynthesis in Population III Stars
1982In recent years many arguments have been gathered in favour of the existence of a pregalactic generation of very massive objects (VMOs). An early generation of massive stars, which become pair unstable at the end of their evolution (M > 80 Mo) may manifest itself by its influence on the galactic chemical abundances and on the intensity and spectral ...
W. W. Ober, M. F. Eid, K. J. Fricke
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Nucleosynthetic Consequences of Population III Stars
1986It is argued that the Population III stars with the most explanatory power are Very Massive Objects (VMOs) in the mass range ...
B. J. Carr, W. Glatzel
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