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Related papers: Density Conversion between 1-D and 3-D Stellar Mod…

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We present the MUFASA suite of cosmological hydrodynamic simulations, which employs the GIZMO meshless finite mass (MFM) code including H2-based star formation, nine-element chemical evolution, two-phase kinetic outflows following scalings…

Astrophysics of Galaxies · Physics 2016-09-07 Romeel Davé , Robert J. Thompson , Philip F. Hopkins

The Cesam code is a consistent set of programs and routines which perform calculations of 1D quasi-hydrostatic stellar evolution including microscopic diffusion of chemical species and diffusion of angular momentum. The solution of the…

Astrophysics · Physics 2009-06-23 Pierre Morel , Yveline Lebreton

In a companion paper (Paper I) we presented a Co-Evolution Model (CEM) in which to consider the evolution of feedback bubbles driven by massive stars through both stellar winds and ionizing radiation, outlining when either of these effects…

Astrophysics of Galaxies · Physics 2025-05-30 Lachlan Lancaster , Chang-Goo Kim , Jeong-Gyu Kim , Eve C. Ostriker , Greg L. Bryan

We present a suite of three-dimensional, high-resolution hydrodynamic simulations that follow the evolution of a massive (10^7 M_sun) pressure confined, star-forming neutral gas cloud moving through a hot intra-cluster medium (ICM). The…

Astrophysics of Galaxies · Physics 2020-11-18 Francesco Calura , Michele Bellazzini , Annibale D'Ercole

We demonstrate the necessity of using realistic stellar models taken from stellar evolution codes, as opposed to polytropes, for starting models in smoothed particle hydrodynamics calculations of collisions between main sequence stars.…

Astrophysics · Physics 2009-10-30 Alison Sills , James C. Lombardi

The properties of unresolved protostars and their local environment are frequently inferred from spectral energy distributions (SEDs) using radiative transfer modeling. We perform synthetic observations of realistic star formation…

Solar and Stellar Astrophysics · Physics 2015-06-05 Stella S. R. Offner , Thomas P. Robitaille , Charles E. Hansen , Christopher F. McKee , Richard I. Klein

We present a new 1-D multi-physics simulation code with use cases intended for, but not limited to, hydrodynamic escapeproblems of planetary atmospheres and planetary accretion models. Our formulation treats an arbitrary number of species…

Earth and Planetary Astrophysics · Physics 2023-05-10 Matthäus Schulik , Richard Booth

We have used the AMR hydrodynamic code, MG, to perform 3D magnetohydrodynamic simulations with self-gravity of stellar feedback in a sheet-like molecular cloud formed through the action of the thermal instability. We simulate the…

Astrophysics of Galaxies · Physics 2017-01-25 C. J. Wareing , J. M. Pittard , S. A. E. G. Falle

Hydrodynamic simulations have become irreplaceable in modern cosmology for exploring complex systems and making predictions to steer future observations. In Chapter 1, we begin with a philosophical discussion on the role of simulations in…

Cosmology and Nongalactic Astrophysics · Physics 2023-12-20 Edoardo Altamura

Aims. Our aim is to test how different binning strategies previously studied in one-dimensional models perform in three-dimensional radiative hydrodynamic simulations of stellar atmospheres. Methods. Realistic box-in-a-star simulations of…

Solar and Stellar Astrophysics · Physics 2024-06-05 Andrea Perdomo García , Nikola Vitas , Elena Khomenko , Manuel Collados

The ionising feedback of young massive stars is well known to influence the dynamics of the birth environment and hence plays an important role in regulating the star formation process in molecular clouds. For this reason, modern…

Astrophysics of Galaxies · Physics 2021-09-30 Maya A. Petkova , Bert Vandenbroucke , Ian A. Bonnell , J. M. Diederik Kruijssen

Supermassive black hole formation remains an unsolved problem. Quasi-stars have been suggested as a viable heavy-seeding mechanism. In this work, we implement methods for modeling quasi-stars previously used with the Cambridge STARS code…

High Energy Astrophysical Phenomena · Physics 2025-07-18 Claire B. Campbell , Andrew D. Santarelli , Matthew E. Caplan

We report the results of 1-D hydrodynamical modelling of the evolution of gas in galaxy clusters. We have incorporated many of the effects missing from earlier 1-D treatments: improved modelling of the dark matter and galaxy distributions,…

Astrophysics · Physics 2015-06-24 P. A. Knight , T. J. Ponman

We present Pipe3D, an analysis pipeline based on the FIT3D fitting tool, devel- oped to explore the properties of the stellar populations and ionized gas of Integral Field Spectroscopy data. Pipe3D was created to provide with coherent,…

Integral field spectroscopy (IFS) is a powerful tool for understanding the formation of galaxies across cosmic history. We present the observing strategy and first results of MSA-3D, a novel JWST program using multi-object spectroscopy in a…

We present here a three-dimesional hydrodynamical simulation for star formation. Our aim is to explore the effect of the metal-line cooling on the thermodynamics of the star-formation process. We explore the effect of changing the…

Astrophysics of Galaxies · Physics 2018-11-26 P. Fibla , S. Bovino , R. Riaz , V. B. Díaz , C. Olave , S. Vanaverbeke , D. R. G. Schleicher

We introduce a powerful semi-numeric modeling tool, 21cmFAST, designed to efficiently simulate the cosmological 21-cm signal. Our code generates 3D realizations of evolved density, ionization, peculiar velocity, and spin temperature fields,…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-18 Andrei Mesinger , Steven Furlanetto , Renyue Cen

To constrain the properties of the first stars with the chemical abundance patterns observed in metal-poor stars, one must identify any non-trivial effects that the hydrodynamics of metal dispersal can imprint on the abundances. We use…

Astrophysics of Galaxies · Physics 2015-10-20 Jeremy S. Ritter , Alan Sluder , Chalence Safranek-Shrader , Milos Milosavljevic , Volker Bromm

We investigate magnetized solar-like stellar winds by means of self-consistent three-dimensional (3D) magnetohydrodynamics (MHD) numerical simulations. We analyze winds with different magnetic field intensities and densities as to explore…

Solar and Stellar Astrophysics · Physics 2009-11-13 A. A. Vidotto , M. Opher , V. Jatenco-Pereira , T. I. Gombosi

Synthesizing fully developed three-dimensional turbulent velocity fields remains a long-standing problem in fluid mechanics and an open challenge for generative modeling. The difficulty arises from the coexistence of extreme dimensionality,…

Fluid Dynamics · Physics 2026-03-16 Tianyi Li , Michele Buzzicotti , Fabio Bonaccorso , Luca Biferale
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