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Dust Survival in Galactic Winds

    Helena Richie | University of Pittsburgh
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Description

This repository contains three-dimensional volumetric data from an Eulerian hydrodynamical simulation (conducted on a uniform Cartesian grid) generated by the Cholla hydrodynamics code. The datasets contain snapshots (full-grid, projections, and slices) in the HDF5 format of a multi-phase medium in which a hot, diffuse, dust-free background wind accelerates a cool, dense cloud of gas and dust. This scenario is intended to represent a supernova-driven galactic outflow, in which hot supernova winds are thought to accelerate cool interstellar medium material out of the galactic disk into the surrounding circumgalactic medium. There are three separate datasets for simulations corresponding to three cloud evolutionary scenarios: long-term cloud survival (surv), marginal cloud survival (disr), and cloud destruction (dest). Projection and slice images of the simulations are also included in this repository.

Funding Information

DOE Contract Number

AC05-00OR22725

Originating Research Organization

Oak Ridge National Laboratory (ORNL), Oak Ridge, TN (United States)

Sponsoring Organization

Office of Science (SC)

Project Identifier

AST181

Related Works

Details

Release Date

September 11, 2026

Subject

ASTRONOMY AND ASTROPHYSICS

Keywords

hydrodynamics, wind-tunnel, galactic-outflow, dust

Dataset

Dataset Type

ND Numeric Data

Software

HDF5

Cite This Dataset:

Richie, H. (2026). Dust Survival in Galactic Winds. Oak Ridge National Laboratory. https://doi.org/10.13139/OLCF/3018937.

Acknowledgements

This research used resources of the Oak Ridge Leadership Computing Facility at the Oak Ridge National Laboratory, which is supported by the Advanced Scientific Computing Research programs in the Office of Science of the U.S. Department of Energy under Contract No. DE-AC05-00OR22725.