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Related papers: Chemo-dynamical simulations of dwarf galaxy evolut…

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We carry out a statistical analysis of galaxy pairs selected from chemical hydrodynamical simulations with the aim at assessing the capability of hierarchical scenarios to reproduce recent observational results for galaxies in pairs.…

Astrophysics · Physics 2015-06-24 Josefa Perez , Patricia B. Tissera , Diego G. Lambas , Cecilia Scannapieco

Due to their low gravitational energies, dwarf galaxies are greatly exposed to energetical influences from internal and external sources. By means of chemodynamical models we show that their star formation is inherently self-regulated, that…

Astrophysics · Physics 2009-11-11 S. Recchi , G. Hensler

Because of their low gravitational energies dwarf galaxies are greatly exposed to energetical influences by the interstellar medium, like e.g.\ stellar radiation, winds or explosions, or by their environment. While the metallicity depletion…

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

In this review I focus on a few selected topics, where recent theoretical and/or observational progress has been made and important developments are expected in the future. They include: 1) Evolution of isotopic ratios, 2) Mixing processes…

Astrophysics · Physics 2009-11-07 N. Prantzos

By means of chemical evolution models for galaxies of different morphological type, we have performed a detailed study of the evolution of the cosmic dust properties in different environments: the solar neighbourhood, elliptical galaxies…

Astrophysics · Physics 2009-11-13 Francesco Calura , Antonio Pipino , Francesca Matteucci

The formation and evolution of galactic disks are complex phenomena, where gas and star dynamics are coupled through star formation and the related feedback. The physical processes are so numerous and intricate that numerical models focus,…

Astrophysics · Physics 2009-11-07 B. Semelin , F. Combes

The formation and evolution of galaxies have proved sensitive to the inclusion of stellar feedback, which is therefore crucial to any successful galaxy model. We present INFERNO, a new model for hydrodynamic simulations of galaxies, which…

Astrophysics of Galaxies · Physics 2023-03-15 Eric P. Andersson , Oscar Agertz , Florent Renaud , Romain Teyssier

We investigate the redshift (z) evolution of dust properties, its dependences on initial conditions of galaxy formation, and physical correlations between dust, gas, and stellar contents at different z based on our original chemodynamical…

Astrophysics of Galaxies · Physics 2015-06-23 Kenji Bekki

Numerical simulations of clusters of galaxies provide a unique way to follow the dynamics of these systems. The models reveal many characteristics of the merging process of subclusters: shock structure and strength, temperature distribution…

Astrophysics · Physics 2007-05-23 Sabine Schindler

With the goal to refine modelling of shell galaxies and the use of shells to probe the merger history, we develop a new method for implementing dynamical friction in test-particle simulations of radial minor mergers. The friction is…

Astrophysics of Galaxies · Physics 2011-03-23 Ivana Ebrova , Bruno Jungwiert , Gabriela Canalizo , Nicola Bennert , Lucie Jilkova

The distribution of chemical elements in the hot intracluster medium (ICM) retains valuable information about the enrichment and star formation histories of galaxy clusters, and on the feedback and dynamical processes driving the evolution…

Cosmology and Nongalactic Astrophysics · Physics 2018-12-05 V. Biffi , F. Mernier , P. Medvedev

We use the self-consistent model technique developed by Mart\'in-Manj\'on et al. (2008) that combines the chemical evolution with stellar population synthesis and photo-ionization codes, to study the star formation scenarios capable of…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-03 M. L. Martín-Manjón , M. Mollá , A. I. Díaz , R. Terlevich

Evolutionary synthesis models for Tidal Dwarf Galaxies (TDGs) are presented that allow to have varying proportions of young stars formed in the merger-induced starburst and of stars from the merging spirals' disks. Comparing model grids…

Astrophysics · Physics 2007-05-23 Uta Fritze - v. Alvensleben , Pierre - Alain Duc

I review the current status of dynamical modelling of dwarf spheroidal galaxies focusing on estimates of their dark matter content. Starting with the simplest methods using the velocity dispersion profiles I discuss the inherent issues of…

Astrophysics of Galaxies · Physics 2020-05-20 Ewa L. Lokas

We discuss the evolution of oxygen, carbon and nitrogen in galaxies of different morphological type by adopting detailed chemical evolution models with different star formation histories (continuous star formation or starbursts). We start…

Astrophysics · Physics 2009-11-07 Cristina Chiappini , Donatella Romano , Francesca Matteucci

The field of chemical evolution modeling of the Galaxy is experiencing in the last years a phase of high activity and important achievements. There are, however, several open questions which still need to be answered. In this review I…

Astrophysics · Physics 2016-01-27 M. Tosi

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

Metals are ideal tracers of the baryonic cycle within halos. Their composition is a fossil record connecting the evolution of the various stellar components of galaxies to the interaction with the environment by in- and outflows. The…

Astrophysics of Galaxies · Physics 2017-08-02 Klaus Dolag , Emilio Mevius , Rhea-Silvia Remus

We examine the growth of the stellar content of galaxies from z=3-0 in cosmological hydrodynamic simulations incorporating parameterised galactic outflows. Without outflows, galaxies overproduce stellar masses (M*) and star formation rates…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-27 Romeel Davé , Benjamin D. Oppenheimer , Kristian Finlator

We present a brief overview of some recent observations of colliding galaxies and relevant numerical simulations. These are compared, and details of the locations and history of collision induced star formation are explored, with possible…

Astrophysics · Physics 2007-05-23 Susan A. Lamb , Nathan C. Hearn
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