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Related papers: JINA-NuGrid Galactic Chemical Evolution Pipeline

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The sources of nuclear uncertainties in nova nucleosynthesis have been identified using hydrodynamical nova models. Experimental efforts have followed and significantly reduced those uncertainties. This is important for the evaluation of…

Astrophysics · Physics 2009-06-23 Alain Coc

After hydrogen and helium, oxygen, carbon, and nitrogen - hereinafter, the CNO elements - are the most abundant species in the universe. They are observed in all kinds of astrophysical environments, from the smallest to the largest scales,…

Astrophysics of Galaxies · Physics 2022-11-16 Donatella Romano

The chemistry of the early Universe is a fascinating field of study. Even in the absence of any elements heavier than lithium, a surprising degree of chemical complexity proves to be possible, giving the topic considerable interest in its…

Cosmology and Nongalactic Astrophysics · Physics 2012-01-04 S. C. O. Glover

The increasing number of observations towards different environments in the Milky Way, as well as theoretical and experimental works, are improving our knowledge of the astrochemical processes in the interstellar medium (ISM). In this…

Astrophysics of Galaxies · Physics 2024-09-05 L. Colzi , V. M. Rivilla , M. T. Beltrán , C. Y. Law , E. Redaelli , M. Padovani

In our grid of multiphase chemical evolution models (Moll\'a & D\'iaz, 2005), star formation in the disk occurs in two steps: first, molecular gas forms, and then stars are created by cloud-cloud collisions or interactions of massive stars…

Astrophysics of Galaxies · Physics 2017-04-12 Mercedes Mollá , Ángeles I. Díaz , Yago Ascasibar , Brad K. Gibson

Planetary nebulae (PN) represent the evolutionary fate of the asymptotic giant branch (AGB) stellar envelopes, thus are ideally suited to study the chemical impact of AGB stars. Stellar evolution predict elemental enrichment through the AGB…

Astrophysics · Physics 2007-05-23 Letizia Stanghellini

In this review, we emphasize the interplay between astrophysical observations, modeling, and nuclear physics laboratory experiments. Several important nuclear cross sections for astrophysics have long been identified e.g.…

Nuclear Experiment · Physics 2016-05-26 Alain Coc , Fairouz Hammache , Juergen Kiener

The determination of accurate chemical abundances of planetary nebulae (PN) in different galaxies allows us to obtain important constraints of chemical evolution models for these systems. We have a long term program to derive abundances in…

Cosmology and Nongalactic Astrophysics · Physics 2009-04-17 W. J. Maciel , R. D. D. Costa , T. E. P. Idiart

The presence of short-lived ($\sim$\,Myr) radioactive isotopes in meteoritic inclusions at the time of their formation represents a unique opportunity to study the circumstances that led to the formation of the Solar System. To interpret…

Astrophysics of Galaxies · Physics 2019-08-07 Benoit Côté , Maria Lugaro , Rene Reifarth , Marco Pignatari , Blanka Világos , Andrés Yagüe , Brad K. Gibson

The abundance of nitrogen in the interstellar medium is a powerful probe of star for- mation processes over cosmological timescales. Since nitrogen can be produced both in massive and intermediate-mass stars with metallicity-dependent…

Astrophysics of Galaxies · Physics 2018-03-21 Elisabeth Vangioni , Irina Dvorkin , Keith A. Olive , Yohan Dubois , Paolo Molaro , Patrick Petitjean , Joe Silk , Taysun Kimm

In this talk we will review the different signals of liquid gas phase transition in nuclei. From the theoretical side we will first discuss the foundations of the concept of equilibrium, phase transition and critical behaviors in infinite…

Nuclear Experiment · Physics 2007-05-23 Ph. Chomaz

The globular cluster Omega Centauri displays evidence of a complex star formation history and peculiar internal chemical evolution, setting it apart from essentially all other globular clusters of the Milky Way. In this review we discuss…

Astrophysics · Physics 2007-05-23 Verne V. Smith

Reconstructing the chemical evolution of the Milky Way is crucial for understanding the formation of stars, planets, and galaxies throughout cosmic time. Different studies associated with element production in the early universe and how…

Solar and Stellar Astrophysics · Physics 2018-10-31 Abdu Abohalima , Anna Frebel

Studies of galaxy evolution at optical and near-infrared wavelengths have reached an interesting point in their historical development and the arrival of a new millenium provides an appropriate occasion to review the overall direction in…

Astrophysics · Physics 2009-11-06 Richard S Ellis

We have undertaken numerical simulations of galaxy interactions and mergers, coupling the dynamics with the star formation history and the chemical evolution. The self-gravity of stars and gas is taken into account through a tree-code…

Astrophysics · Physics 2009-11-07 F. Combes , A. L. Melchior

The study of the chemical evolution of glycine in the interstellar medium is one of challenging topics in astrochemistry. Here, we present the chemical modeling of glycine in hot cores using the state-of-the-art three-phase chemical model…

Astrophysics of Galaxies · Physics 2018-08-15 Taiki Suzuki , Liton Majumdar , Masatoshi Ohishi , Masao Saito , Tomoya Hirota , Valentine Wakelam

The process of chemical self-enrichment in stellar systems can be affected by the total mass of the system and the conditions of the large-scale environment. Globular clusters are a special dark matter-free case of chemical evolution, in…

Astrophysics of Galaxies · Physics 2013-01-22 Sarah L. Martell , Sonia Duffau , Antonino P. Milone , Graeme H. Smith , Michael M. Briley , Eva K. Grebel

We report first results of an implementation of a chemical model in a cosmological code, based on the Smoothed Particle Hydrodynamics (SPH) technique. We show that chemical SPH simulations are a promising tool to provide clues for the…

Astrophysics · Physics 2007-05-23 S. A. Cora , M. B. Mosconi , P. B. Tissera , D. G. Lambas

An introduction is given to projects investigating galaxy evolution quantitatively by spectroscopic observations of very distant galaxies that have weak apparent brightnesses and small sizes as it is feasible with 10m-class telescopes like…

Astrophysics · Physics 2007-05-23 Bodo L. Ziegler

Numerical models for the chemical evolution of the Galaxy have been computed with the new stellar yields published by Maeder (1992). These metallicity dependent yields represent an important improvement in the chemical evolution of galaxies…

Astrophysics · Physics 2015-06-24 A. Giovagnoli , M. Tosi
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