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Related papers: A Detailed Study of Feedback from a Massive Star

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We study the evolution of isolated and merging interstellar bubbles of three stars (25, 32 and 60 M\odot) in a homogeneous background medium with a density of 10 mp /ccm via 3D-hydrodynamic simulations with standard ISM thermodynamics…

Astrophysics of Galaxies · Physics 2015-06-05 Martin Krause , Katharina Fierlinger , Roland Diehl , Andreas Burkert , Rasmus Voss , Udo Ziegler

In order to better understand the relationship between feedback and galactic chemical evolution, we have developed a new model for stellar feedback at grid resolutions of only a few parsecs in global disk simulations, using the adaptive…

Astrophysics of Galaxies · Physics 2018-10-17 Andrew Emerick , Greg L. Bryan , Mordecai-Mark Mac Low

We use Smoothed Particle Hydrodynamics to simulate the formation of a massive (10^6Msun) stellar cluster system formed from the gravitational collapse of a turbulent molecular cloud. We investigate the hierarchical clustering properties of…

Solar and Stellar Astrophysics · Physics 2015-05-27 James E. Dale , Ian Bonnell

Aims. We investigate the effects of ionising photons on accretion and stellar mass growth in a young star forming region, using a Monte Carlo radiation transfer code coupled to a smoothed particle hydrodynamics (SPH) simulation. Methods. We…

Astrophysics of Galaxies · Physics 2015-06-23 J. M. MacLachlan , I. A. Bonnell , K. Wood , J. E. Dale

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

Various heuristic approaches to model unresolved supernova (SN) feedback in galaxy formation simulations exist to reproduce the formation of spiral galaxies and the overall inefficient conversion of gas into stars. Some models, however,…

Astrophysics of Galaxies · Physics 2017-03-08 Alejandro Núñez , Jeremiah P. Ostriker , Thorsten Naab , Ludwig Oser , Chia-Yu Hu , Ena Choi

In this work we are interested to study the by-products of SNR-clouds in a starburst (SB) system. These interactions can have an important role in the recycling of matter from the clouds to the ISM and vice-versa. In the present work, we…

Astrophysics · Physics 2009-11-10 C. Melioli , E. M. de Gouveia Dal Pino , A. Raga

Understanding the origin of high-mass stars is central to modern astrophysics. We shed light on this problem with simulations using a novel, adaptive-mesh, ray-tracing algorithm. These simulations consistently follow the gravitational…

Solar and Stellar Astrophysics · Physics 2011-10-14 Thomas Peters , Ralf S. Klessen , Mordecai-Mark Mac Low , Robi Banerjee

We present a new particle code for modelling the evolution of galaxies. The code is based on a multi-phase description for the interstellar medium (ISM). We included star formation (SF), stellar feedback by massive stars and planetary…

Astrophysics · Physics 2009-11-11 Stefan Harfst , Christian Theis , Gerhard Hensler

The Diffuse Ionised Gas (DIG) in galaxies traces photoionisation feedback from massive stars. Through three dimensional photoionisation simulations, we study the propagation of ionising photons, photoionisation heating and the resulting…

Astrophysics of Galaxies · Physics 2015-06-19 J. E. Barnes , Kenneth Wood , Alex S. Hill , L. M. Haffner

Galactic winds play a crucial role in the ejection of the interstellar medium (ISM) into intergalactic space. This study presents a model that classifies possible transonic solutions of galactic winds in the gravitational potential of the…

Astrophysics of Galaxies · Physics 2023-10-05 Asuka Igarashi , Masao Mori , Shin'ya Nitta

Supernova (SN) explosions deposit prodigious energy and momentum in their environments, with the former regulating multiphase thermal structure and the latter regulating turbulence and star formation rates in the interstellar medium (ISM).…

Astrophysics of Galaxies · Physics 2015-06-23 Chang-Goo Kim , Eve C. Ostriker

The evolution of massive stars is the basis of several astrophysical investigations, from predicting gravitational-wave event rates to studying star-formation and stellar populations in clusters. However, uncertainties in massive star…

Solar and Stellar Astrophysics · Physics 2022-04-13 Poojan Agrawal , Dorottya Szécsi , Simon Stevenson , Jan J. Eldridge , Jarrod Hurley

We present an efficient heating/cooling method coupled with chemistry and ultraviolet (UV) radiative transfer, which can be applied to numerical simulations of the interstellar medium (ISM). We follow the time-dependent evolution of…

Astrophysics of Galaxies · Physics 2022-12-28 Jeong-Gyu Kim , Munan Gong , Chang-Goo Kim , Eve C. Ostriker

Using high-resolution simulations from the FIRE-2 (Feedback In Realistic Environments) project, we study the effects of discreteness in stellar feedback processes on the evolution of galaxies and the properties of the interstellar medium…

Feedback processes in galaxies dictate their structure and evolution. Baryons can be cycled through stars, which inject energy into the interstellar medium (ISM) in supernova explosions, fueling multiphase galactic winds. Cosmic rays (CRs)…

Astrophysics of Galaxies · Physics 2025-06-16 Brandon Sike , Timon Thomas , Mateusz Ruszkowski , Christoph Pfrommer , Matthias Weber

We present a subgrid model for supernova feedback designed for cosmological simulations of galaxy formation that may include a cold interstellar medium (ISM). The model uses thermal and kinetic channels of energy injection, which are built…

We present a novel set of stellar feedback models, implemented in the moving-mesh code Arepo, designed for galaxy formation simulations with near-parsec (or better) resolution. These include explicit sampling of stars from the IMF, allowing…

Effective stellar feedback is used in models of galaxy formation to drive realistic galaxy evolution. Models typically include energy injection from supernovae as the dominant form of stellar feedback, often in some form of sub-grid recipe.…

Astrophysics of Galaxies · Physics 2018-10-17 Andrew Emerick , Greg L. Bryan , Mordecai-Mark Mac Low

Massive stars disproportionately influence their surroundings. How they form has only started to become clear recently through radiation gas dynamical simulations. However, until now, no simulation has simultaneously included both magnetic…

Solar and Stellar Astrophysics · Physics 2015-03-17 Thomas Peters , Robi Banerjee , Ralf S. Klessen , Mordecai-Mark Mac Low
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