Results 1 to 10 of about 44,335 (276)

Metal Enrichment in Galactic Winds [PDF]

open access: yesEAS Publications Series, 2007
6 pages, 6 figures, To appear in the proceedings of the CRAL-Conference Series I "Chemodynamics: from first stars to local galaxies", Lyon 10-14 July 2006, France, Eds.
Dubois, Yohan, Teyssier, Romain
openaire   +4 more sources

Cloud Properties in Simulated Galactic Winds

open access: yesThe Astrophysical Journal
In this work, we investigate the properties of a population of cool clouds in simulated galaxy outflows. Using data from the Cholla Galactic OutfLow Simulations (or CGOLS) isolated galaxy simulations, we generate catalogs of ∼10 ^5 clouds.
Orlando Warren   +3 more
doaj   +3 more sources

Dust Survival in Galactic Winds

open access: yesThe Astrophysical Journal
We present a suite of high-resolution numerical simulations to study the evolution and survival of dust in hot galactic winds. We implement a novel dust framework in the Cholla hydrodynamics code and use wind tunnel simulations of cool, dusty clouds to ...
Helena M. Richie   +3 more
doaj   +3 more sources

Galactic Fountains and Galactic Winds [PDF]

open access: yesAstrophysics and Space Science, 2000
12 pages; contribution to the proceedings of "Astrophysical Dynamics" (Evora, April 1999; in honour of Franz Kahn), D. Berry, D. Breitschwerdt, A. da Costa, J.
Breitschwerdt, Dieter, Komossa, Stefanie
openaire   +3 more sources

Time-dependent galactic winds [PDF]

open access: yesAstronomy & Astrophysics, 2019
Cosmic rays (CRs) are transported out of the galaxy by diffusion and advection due to streaming along magnetic field lines and resonant scattering off self-excited Magneto-Hydro-Dynamic (MHD) waves. Thus momentum is transferred to the plasma via the frozen-in waves as a mediator assisting the thermal pressure in driving a galactic wind.
Dorfi, E. A.   +3 more
openaire   +3 more sources

Self-ionizing Galactic Winds

open access: yesThe Astrophysical Journal, 2022
Abstract We present hydrodynamical simulations of galactic winds from star-forming galaxies including nonequilibrium ionization and frequency-dependent radiative transfer, processes that have remained largely unaccounted for in galactic wind studies.
Kartick C. Sarkar   +2 more
openaire   +3 more sources

X-Ray Properties of NGC 253's Starburst-driven Outflow

open access: yesThe Astrophysical Journal, 2023
We analyze image and spectral data from ≈365 ks of observations from the Chandra X-ray Observatory of the nearby, edge-on starburst galaxy NGC 253 to constrain properties of the hot phase of the outflow.
Sebastian Lopez   +7 more
doaj   +1 more source

Galactic Winds [PDF]

open access: yesInternational Astronomical Union Colloquium, 1989
In the sequel we will be discussing that - apart from all other halo flows - it is highly probable that our Galaxy has a systematic mass loss; most other galaxies should behave in a similar way. This mass loss should occur in the form of a supersonic galactic wind provided the intergalactic pressure is low enough.
Heinrich J. Völk   +2 more
openaire   +1 more source

The metallicity of galactic winds [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, 2014
19 pages, 15 figures, accepted to ...
Creasey, P., Theuns, Tom, Bower, R.G.
openaire   +5 more sources

What Are the Radial Distributions of Density, Outflow Rates, and Cloud Structures in the M82 Wind?

open access: yesThe Astrophysical Journal, 2023
Galactic winds play essential roles in the evolution of galaxies through the feedback they provide. Despite intensive studies of winds, the radial distributions of their properties and feedback are rarely observable. Here we present such measurements for
Xinfeng Xu   +4 more
doaj   +1 more source

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