Results 1 to 10 of about 2,438,867 (316)

Plasma turbulence in the interstellar medium [PDF]

open access: yesPlasma Physics and Controlled Fusion, vol. 62, issue 1, p. 014014 (2020), 2019
The interstellar medium is a multi-phase, magnetized, and highly turbulent medium. In this paper, we address both theoretical and observational aspects of plasma turbulence in the interstellar medium. We successively consider radio wave propagation through a plasma and radio polarized emission.
Katia Ferriere
arxiv   +11 more sources

The Interstellar Environment of our Galaxy [PDF]

open access: yesRev.Mod.Phys.73:1031-1066,2001, 2001
We review the current knowledge and understanding of the interstellar medium of our galaxy. We first present each of the three basic constituents - ordinary matter, cosmic rays, and magnetic fields - of the interstellar medium, laying emphasis on their physical and chemical properties inferred from a broad range of observations.
Abbott, D. C.   +306 more
arxiv   +4 more sources

Detection of Buckminsterfullerene emission in the diffuse interstellar medium. [PDF]

open access: yesAstron Astrophys, 2017
Emission of fullerenes in their infrared vibrational bands has been detected in space near hot stars. The proposed attribution of the diffuse interstellar bands at 9577 and 9632 Å to electronic transitions of the buckminsterfullerene cation (i.e ...
Berné O, Cox NLJ, Mulas G, Joblin C.
europepmc   +3 more sources

GALACTIC COSMIC RAYS IN THE LOCAL INTERSTELLAR MEDIUM: VOYAGER 1 OBSERVATIONS AND MODEL RESULTS. [PDF]

open access: yesAstrophys J, 2016
Since 2012 August Voyager 1 has been observing the local interstellar energy spectra of Galactic cosmic-ray nuclei down to 3 MeV nuc−1 and electrons down to 2.7 MeV. The H and He spectra have the same energy dependence between 3 and 346 MeV nuc−1, with a
Cummings AC   +8 more
europepmc   +2 more sources

High-energy Gamma Rays from the Milky Way: Three-dimensional Spatial Models for the Cosmic-Ray and Radiation Field Densities in the Interstellar Medium. [PDF]

open access: yesAstrophys J, 2017
High-energy γ-rays of interstellar origin are produced by the interaction of cosmic-ray (CR) particles with the diffuse gas and radiation fields in the Galaxy.
Porter TA   +2 more
europepmc   +3 more sources

Top-down formation of fullerenes in the interstellar medium. [PDF]

open access: yesAstron Astrophys, 2015
Fullerenes have been recently detected in various circumstellar and interstellar environments, raising the question of their formation pathway. It has been proposed that they can form at the low densities found in the interstellar medium by the photo ...
Berné O, Montillaud J, Joblin C.
europepmc   +3 more sources

Linear or Cyclic? Theoretical Investigation of Astrophysically Relevant Magnesium-Bearing MgC<sub>n</sub>H Carbon Chains and Related Isomers. [PDF]

open access: yesJ Comput Chem
The global minimum energy structure of astrophysically relevant MgCnH systems is linear when n is even, and cyclic when n is odd. ABSTRACT Magnesium‐containing molecules, including MgC2H, MgC4H, and MgC6H, have been detected in the interstellar medium, largely facilitated by their high dipole moments.
Gomes AKMS   +3 more
europepmc   +2 more sources

Physical Processes in the Interstellar Medium [PDF]

open access: yesarXiv, 2014
Interstellar space is filled with a dilute mixture of charged particles, atoms, molecules and dust grains, called the interstellar medium (ISM). Understanding its physical properties and dynamical behavior is of pivotal importance to many areas of astronomy and astrophysics. Galaxy formation and evolution, the formation of stars, cosmic nucleosynthesis,
R. Klessen, S. Glover
arxiv   +2 more sources

The Cold Interstellar Medium of Galaxies in the Local Universe [PDF]

open access: yesAnnual Review of Astronomy and Astrophysics, 2022
The cold interstellar medium (ISM) plays a central role in the galaxy evolution process. It is the reservoir that fuels galaxy growth via star formation, the repository of material formed by these stars, and a sensitive tracer of internal and external ...
A. Saintonge, B. Catinella
semanticscholar   +1 more source

The Evolution of the Star-Forming Interstellar Medium Across Cosmic Time [PDF]

open access: yes, 2020
Over the past decade increasingly robust estimates of the dense molecular gas content in galaxy populations between redshift 0 and the peak of cosmic galaxy/star formation from redshift 1-3 have become available. This rapid progress has been possible due
L. Tacconi, R. Genzel, A. Sternberg
semanticscholar   +1 more source

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