English
Related papers

Related papers: Osaka Feedback Model II: Modeling Supernova Feedba…

200 papers

We present a new version of a semi-analytic model of cosmological galaxy formation, incorporating a star formation law with a feedback depending on the galaxy-scale mean dust opacity and metallicity, motivated by recent observations of star…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-18 Ryu Makiya , Tomonori Totani , Masakazu A. R. Kobayashi , Masahiro Nagashima , Tsutomu T. Takeuchi

Self-consistent, multidimensional core-collapse supernova (SN) simulations, especially in 3D, have achieved tremendous progress over the past 10 years. They are now able to follow the entire evolution from core collapse through bounce,…

High Energy Astrophysical Phenomena · Physics 2026-02-13 H. -Thomas Janka

We examine the role of energy feedback in shaping the distribution of metals within cosmological hydrodynamical simulations of L* disc galaxies. While negative abundance gradients today provide a boundary condition for galaxy evolution…

Astrophysics of Galaxies · Physics 2015-06-15 B. K. Gibson , K. Pilkington , C. B. Brook , G. S. Stinson , J. Bailin

Two-dimensional simulations of strongly anisotropic supernova explosions of a nonrotating 15 solar mass blue supergiant progenitor are presented, which follow the hydrodynamic evolution from times shortly after shock formation until hours…

Astrophysics · Physics 2009-11-11 K. Kifonidis , T. Plewa , L. Scheck , H. -Th. Janka , E. Mueller

We compare the properties of galaxies that form in a cosmological simulation without strong feedback to observations at z=0. We confirm previous findings that models without strong feedback overproduce the observed galaxy baryonic mass…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-13 Dušan Kereš , Neal Katz , Romeel Dave , Mark Fardal , David H. Weinberg

Growing supermassive black holes (Active Galactic Nuclei; AGN) release energy with the potential to alter their host galaxies and larger-scale environment; a process named "AGN feedback". Feedback is a required component of galaxy formation…

Astrophysics of Galaxies · Physics 2024-04-15 Chris M. Harrison , Cristina Ramos Almeida

Using Gadget-2 cosmological hydrodynamic simulations including an observationally-constrained model for galactic outflows, we investigate how feedback from star formation distributes mass, metals, and energy on cosmic scales from z=6->0. We…

Astrophysics · Physics 2009-11-13 Benjamin D. Oppenheimer , Romeel Davé

We use spherically symmetric hydrodynamic simulations to study the dynamical evolution and internal structure of superbubbles (SBs) driven by clustered supernovae (SNe), focusing on the effects of thermal conduction and cooling in the…

Astrophysics of Galaxies · Physics 2019-10-09 Kareem El-Badry , Eve C. Ostriker , Chang-Goo Kim , Eliot Quataert , Daniel R. Weisz

We ask how the inclusion of various physical heating processes due to the metal content of gas affect the evolution of massive galaxies and compute a suite of cosmological hydrodynamical simulations that follow these systems and their…

This is the second paper of our series of works of studying the effects of active galactic nuclei (AGN) feedback on the cosmological evolution of an isolated elliptical galaxy by performing two-dimensional high-resolution hydrodynamical…

High Energy Astrophysical Phenomena · Physics 2018-09-05 Doosoo Yoon , Feng Yuan , Zhao-Ming Gan , Jeremiah P. Ostriker , Ya-Ping Li , Luca Ciotti

Understanding the evolution of a supernova remnant shell in time is fundamental. Such understanding is critical to build reliable models of the dynamics of the supernova remnant shell interaction with any pulsar wind nebula it might…

High Energy Astrophysical Phenomena · Physics 2021-09-22 R. Bandiera , N. Bucciantini , J. Martín , B. Olmi , D. F. Torres

We build upon the state-of-the-art semi-analytic model \texttt{FEGA24} (Formation and Evolution of GAlaxies, \citealt{contini2024d}), which integrates the latest prescriptions relevant to galaxy formation and evolution, alongside a…

Astrophysics of Galaxies · Physics 2025-05-21 Emanuele Contini , Sukyoung K. Yi , Jinsu Rhee , Seyoung Jeon

While the importance of supernova feedback in galaxies is well established, its role on the scale of molecular clouds is still debated. In this work, we focus on the impact of supernovae on individual clouds, using a high-resolution…

Astrophysics of Galaxies · Physics 2020-12-02 Zu-Jia Lu , Veli-Matti Pelkonen , Paolo Padoan , Liubin Pan , Troels Haugbølle , Åke Nordlund

We conducted an investigation of the Coma cluster of galaxies by running a series of constrained hydrodynamic simulations with GIZMO-SIMBA and GADGET-3, based on initial conditions reconstructed from the SDSS survey volume in the ELUCID…

Momentum feedback from isolated supernova remnants (SNRs) have been increasingly recognized by modern cosmological simulations as a resolution-independent means to implement the effects of feedback in galaxies, such as turbulence and winds.…

We study the dependence of fragmentation in massive gas-rich galaxy disks at $z > 1$ on feedback model and hydrodynamical method, employing the GASOLINE2 SPH code and the lagrangian mesh-less code GIZMO in finite mass mode. We compare…

Astrophysics of Galaxies · Physics 2016-10-19 Lucio Mayer , Valentina Tamburello , Alessandro Lupi , Ben Keller , James Wadsley , Piero Madau

We perform three-dimensional smoothed particle hydrodynamics simulations in a realistic cosmological setting to investigate the expansion, feedback, and chemical enrichment properties of a 200 M_sun pair-instability supernova in the…

Astrophysics · Physics 2011-02-11 Thomas H. Greif , Jarrett L. Johnson , Volker Bromm , Ralf S. Klessen

We study the properties of simulated high-redshift galaxies using cosmological N-body/gasdynamical runs from the OverWhelmingly Large Simulations (OWLS) project. The runs contrast several feedback implementations of varying effectiveness:…

Cosmology and Nongalactic Astrophysics · Physics 2011-06-29 Laura V. Sales , Julio F. Navarro , Joop Schaye , Claudio Dalla Vecchia , Volker Springel , C. M. Booth

We have developed a new galactic chemo-dynamical evolution code, called GCD+, for studies of galaxy formation and evolution. This code is based on our original three-dimensional tree N-body/smoothed particle hydrodynamics code which…

Astrophysics · Physics 2009-11-07 Daisuke Kawata , Brad K. Gibson

A fundamental gap in the current understanding of galaxies concerns the thermodynamical evolution of the ordinary, baryonic matter. On one hand, radiative emission drastically decreases the thermal energy content of the interstellar plasma…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-04 M. Gaspari , F. Brighenti , P. Temi