Results 31 to 40 of about 105,573 (267)

Magnetic fields and UHECR propagation [PDF]

open access: yesEPJ Web of Conferences, 2023
I review the main observational tools used to detect and measure magnetic fields in the interstellar medium of our Galaxy (considering both the Galactic disk and the Galactic halo), in the interstellar medium of external galaxies, and in the ...
Ferrière Katia
doaj   +1 more source

The Local Interstellar Medium [PDF]

open access: yesAstronomy and Astrophysics Review, 1999
Astron. Astrophys.
openaire   +4 more sources

STELLA—Potential European contributions to a NASA-led interstellar probe

open access: yesFrontiers in Astronomy and Space Sciences, 2022
The discovery of a myriad of exoplanets in the past decades has revolutionized the understanding of our place in the Universe. How different are exoplants and do some of them harbor life, just like Earth? To do so, their parent stars must drive a stellar
Robert F. Wimmer-Schweingruber   +12 more
doaj   +1 more source

Turbulence in the Diffuse Interstellar Medium [PDF]

open access: yesProceedings of the International Astronomical Union, 2011
AbstractThe diffuse interstellar medium (ISM) hosts the first steps of interstellar chemistry and the seeds of dense structures. Since its turbulent pressure by far exceeds its thermal pressure, turbulence must play a prominent role in its evolution.
Falgarone, Edith   +2 more
openaire   +2 more sources

Biomolecules in the interstellar medium and in comets [PDF]

open access: yesAdvances in Space Research, 2002
13 pages, 2 figures, uses psfig.sty and cospar.sty, accepted by Advances in Space ...
H. C. Huang   +3 more
openaire   +3 more sources

On carbon nanotubes in the interstellar medium [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, 2020
ABSTRACT Since their discovery in 1991, carbon nanotubes (CNTs) – a novel one-dimensional carbon allotrope – have attracted considerable interest worldwide because of their potential technological applications such as electric and optical devices.
Qi Li   +4 more
openaire   +2 more sources

Search for thermonuclear burst oscillations in the Swift/BAT data set

open access: yesFrontiers in Astronomy and Space Sciences
This study comprehensively analyzes type I X-ray bursts observed by Swift/BAT from 2005 to April 2024 to search for X-ray burst oscillations (XBOs) in neutron star low-mass X-ray binaries.
Qing-Xin Li   +5 more
doaj   +1 more source

CF+ excitation in the interstellar medium

open access: yesAstronomy & Astrophysics, 2020
The detection of CF+ in interstellar clouds potentially allows astronomers to infer the elemental fluorine abundance and the ionization fraction in ultraviolet-illuminated molecular gas. Because local thermodynamic equilibrium (LTE) conditions are hardly fulfilled in the interstellar medium (ISM), the accurate determination of the CF+ abundance ...
Benjamin Desrousseaux   +4 more
openaire   +6 more sources

Discovery of a Long Thermonuclear X-Ray Burst from the Ultracompact Binary 4U 1850–087

open access: yesThe Astrophysical Journal
We report the detection of a long X-ray burst from the ultracompact binary 4U 1850–087. The type I X-ray burst was observed on MJD 60171.65 by the Monitor of All-sky X-ray Image and Neutron Star Interior Composition Explorer (NICER). We analyze the NICER
Yongqi Lu   +4 more
doaj   +1 more source

ISM Simulations: An Overview of Models [PDF]

open access: yes, 2012
Until recently the dynamical evolution of the interstellar medium (ISM) was simulated using collisional ionization equilibrium (CIE) conditions. However, the ISM is a dynamical system, in which the plasma is naturally driven out of equilibrium due to ...
Asgekar, A.   +3 more
core   +2 more sources

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