FIRE-2 simulations: physics versus numerics in galaxy formation

PF Hopkins, A Wetzel, D Kereš… - Monthly Notices of …, 2018 - academic.oup.com
ABSTRACT The Feedback In Realistic Environments (FIRE) project explores feedback in
cosmological galaxy formation simulations. Previous FIRE simulations used an identical …

A new class of accurate, mesh-free hydrodynamic simulation methods

PF Hopkins - Monthly Notices of the Royal Astronomical Society, 2015 - academic.oup.com
We present two new Lagrangian methods for hydrodynamics, in a systematic comparison
with moving-mesh, smoothed particle hydrodynamics (SPH), and stationary (non-moving) …

Galaxies on FIRE (Feedback In Realistic Environments): stellar feedback explains cosmologically inefficient star formation

PF Hopkins, D Kereš, J Oñorbe… - Monthly Notices of …, 2014 - academic.oup.com
We present a series of high-resolution cosmological simulations1 of galaxy formation to z=
0, spanning halo masses∼ 108–1013 M⊙, and stellar masses∼ 104–1011 M⊙. Our …

Enzo: An adaptive mesh refinement code for astrophysics

GL Bryan, ML Norman, BW O'Shea… - The Astrophysical …, 2014 - iopscience.iop.org
This paper describes the open-source code Enzo, which uses block-structured adaptive
mesh refinement to provide high spatial and temporal resolution for modeling astrophysical …

Gasoline2: a modern smoothed particle hydrodynamics code

JW Wadsley, BW Keller, TR Quinn - Monthly Notices of the Royal …, 2017 - academic.oup.com
The methods in the Gasoline2 smoothed particle hydrodynamics (SPH) code are described
and tested. Gasoline2 is the most recent version of the Gasoline code for parallel …

The star formation rate of turbulent magnetized clouds: comparing theory, simulations, and observations

C Federrath, RS Klessen - The Astrophysical Journal, 2012 - iopscience.iop.org
The role of turbulence and magnetic fields is studied for star formation in molecular clouds.
We derive and compare six theoretical models for the star formation rate (SFR)—the …

A general class of Lagrangian smoothed particle hydrodynamics methods and implications for fluid mixing problems

PF Hopkins - Monthly Notices of the Royal Astronomical Society, 2013 - academic.oup.com
Various formulations of smoothed particle hydrodynamics (SPH) have been proposed,
intended to resolve certain difficulties in the treatment of fluid mixing instabilities. Most have …

Comparing the statistics of interstellar turbulence in simulations and observations-Solenoidal versus compressive turbulence forcing

C Federrath, J Roman-Duval, RS Klessen… - Astronomy & …, 2010 - aanda.org
Context. Density and velocity fluctuations on virtually all scales observed with modern
telescopes show that molecular clouds (MCs) are turbulent. The forcing and structural …

On the star formation efficiency of turbulent magnetized clouds

C Federrath, RS Klessen - The Astrophysical Journal, 2013 - iopscience.iop.org
We study the star formation efficiency (SFE) in simulations and observations of turbulent,
magnetized, molecular clouds. We find that the probability density functions (PDFs) of the …

Phantom: A smoothed particle hydrodynamics and magnetohydrodynamics code for astrophysics

DJ Price, J Wurster, TS Tricco, C Nixon… - Publications of the …, 2018 - cambridge.org
We present Phantom, a fast, parallel, modular, and low-memory smoothed particle
hydrodynamics and magnetohydrodynamics code developed over the last decade for …