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Related papers: The Impact of Nuclear Physics Uncertainties on Gal…

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Reactions between atomic nuclei are measured in great detail in terrestrial laboratory experiments; transferring and extrapolating this knowledge to how the same reactions act within cosmic environments presents major challenges.…

High Energy Astrophysical Phenomena · Physics 2026-03-11 Roland Diehl , Michael Wiescher

The origin of the elements is a fascinating question that scientists have been trying to answer for the last seven decades. The formation of light elements in the primordial universe and heavier elements in astrophysical sources occurs…

Solar and Stellar Astrophysics · Physics 2019-01-30 V. Liccardo , M. Malheiro , M. S. Hussein , B. V. Carlson , T. Frederico

The determination of the injection composition of cosmic ray nuclei within astrophysical sources requires sufficiently accurate descriptions of the source physics and the propagation - apart from controlling astrophysical uncertainties. We…

High Energy Astrophysical Phenomena · Physics 2017-07-19 Denise Boncioli , Anatoli Fedynitch , Walter Winter

Galactic chemical evolution is a topic that involves nuclear physics, stellar evolution, galaxy evolution, observation, and cosmology. Continuous communication and feedback between these fields is a key component in improving our…

This is the second paper of a series which aims at quantifying the uncertainties in chemical evolution model predictions related to the underlying model assumptions. Specifically, it deals with the uncertainties due to the choice of the…

Astrophysics of Galaxies · Physics 2015-05-19 D. Romano , A. I. Karakas , M. Tosi , F. Matteucci

The basic principles underlying galactic chemical evolution and the most important results of chemical evolution models are discussed. In particular, the chemical evolution of the Milky Way galaxy, for which we possess the majority of…

Astrophysics · Physics 2007-05-23 Francesca Matteucci

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

Nuclear astrophysics is a multi-disciplinary field with a huge demand for nuclear data. Among its various fields, stellar evolution and nucleosynthesis are clearly the most closely related to nuclear physics. The need for nuclear data for…

Nuclear Theory · Physics 2022-12-06 S. Goriely , A. Choplin , W. Ryssens , I. Kullmann

Nuclear astrophysics is that branch of astrophysics which helps understanding some of the many facets of the Universe through the knowledge of the microcosm of the atomic nucleus. In the last decades much advance has been made in nuclear…

Astrophysics · Physics 2009-10-31 M. Arnould , K. Takahashi

The stellar initial mass function and the stellar lifetimes are basic ingredients of chemical evolution models, for which different recipes can be found in the literature. In this paper, we quantify the effects on chemical evolution studies…

Astrophysics · Physics 2007-05-23 Donatella Romano , Cristina Chiappini , Francesca Matteucci , Monica Tosi

Half a century has passed since the foundation of nuclear astrophysics. Since then, this discipline has reached its maturity. Today, nuclear astrophysics constitutes a multidisciplinary crucible of knowledge that combines the achievements…

Solar and Stellar Astrophysics · Physics 2015-05-28 Jordi Jose , Christian Iliadis

We use a simple one-zone galactic chemical evolution model to quantify the uncertainties generated by the input parameters in numerical predictions, for a galaxy with properties similar to those of the Milky Way. We compiled several studies…

Astrophysics of Galaxies · Physics 2016-06-22 Benoit Côté , Christian Ritter , Brian W. O'Shea , Falk Herwig , Marco Pignatari , Samuel Jones , Chris Fryer

We present what we know on nucleosynthesis in the Universe and hypotheses that have been made in this regard. A brief description of the Universe's evolution during its different stages is offered, indicating which are the periods and…

Popular Physics · Physics 2022-08-12 Salvador Galindo Uribarri , Jorge L. Cervantes-Cota

By adopting a chemical evolution model for the Milky Way already reproducing the evolution of several chemical elements, we compare our theoretical results with accurate and new stellar data of neutron capture elements and we are able to…

Astrophysics · Physics 2007-08-31 Gabriele Cescutti

Stars are fossils that retain the history of their host galaxies. Elements heavier than helium are created inside stars and are ejected when they die. From the spatial distribution of elements in galaxies, it is therefore possible to…

Astrophysics of Galaxies · Physics 2023-04-27 Chiaki Kobayashi , Philip Taylor

Since stellar populations enhance particular element abundances according to the yields and lifetimes of the stellar progenitors, the chemical evolution of galaxies serves as one of the key tools that allows the tracing of galaxy evolution.…

Astrophysics · Physics 2007-05-23 G. Hensler , A. Rieschick

Except for 1H, 2H, 3He, 4He, and 7Li, originating from the Big Bang, all heavier elements are made in stellar evolution and stellar explosions. Nuclear physics, and in many cases nuclear structure far from stability, enters in a crucial…

Stars are fossils that retain the history of their host galaxies. Carbon and heavier elements are created inside stars and are ejected when they die. From the spatial distribution of elements in galaxies, it is therefore possible to…

Astrophysics of Galaxies · Physics 2025-06-26 Chiaki Kobayashi

Metals -- heavy elements synthesized during various phases of stellar evolution or during supernova explosions -- play a fundamental role in shaping galaxy evolution. In fact, their relative abundances, spatial distribution, and scaling…

Astrophysics of Galaxies · Physics 2025-04-15 Mirko Curti

The description of the tempo-spatial evolution of the composition of cosmic gas on galactic scales is called 'modelling galactic chemical evolution'. It aims to use knowledge about sources of nucleosynthesis and how they change the…

Astrophysics of Galaxies · Physics 2023-10-25 Roland Diehl , Nikos Prantzos
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