Results 1 to 10 of about 2,612,079 (186)

Plasma Astrophysics: Kinetic Processes in Solar and Stellar Coronae, Second Edition [PDF]

open access: bronzeEos, Transactions American Geophysical Union, 2003
A collision‐less plasma is an ionized fluid that is so hot and tenuous that interactions between individual particles are unimportant. In such a plasma, electric and magnetic fields mediate interactions among particles, and fundamental physics is addressed by kinetic theories that describe not only the spatial and temporal variations of the medium, but
S. Peter Gary
openalex   +3 more sources

Advances in Solar-Stellar Astrophysics [PDF]

open access: bronzePublications of the Astronomical Society of the Pacific, 1996
The discovery on stars of coronae and of X-ray emission from flares in the 1970's opened up the investigation of stellar activity. Solar-stellar astrophysics has now become a two-way street. The rich detail of the Sun provides a close-up view of physical phenomena, while the stellar observations provide a way to, in effect, vary the otherwise fixed ...
Bernhard Haisch, J. H. M. M. Schmitt
openalex   +3 more sources

Solar, Stellar and Galactic Connections Between Particle Physics and Astrophysics [PDF]

open access: closed, 2007
The very small and the very large are intimately connected in Nature. Particle physics and astrophysics meet in fundamental questions: the structure and evolution of stars; their end and how this is manifested; how we think galaxies are created from matter we have yet to discover and why we believe the most energetic particles cannot come from the ...
A. Carramiñana   +2 more
openalex   +3 more sources

New Discoveries in Stars and Stellar Evolution through Advances in Laboratory Astrophysics [PDF]

open access: yes, 2009
As the Stars and Stellar Evolution (SSE) panel is fully aware, the next decade will see major advances in our understanding of these areas of research.
:   +12 more
core   +3 more sources

Simulations of stellar convection, pulsation and semiconvection [PDF]

open access: yes, 2010
We report on modelling in stellar astrophysics with the ANTARES code. First, we describe properties of turbulence in solar granulation as seen in high-resolution calculations.
Bascoul   +13 more
core   +1 more source

Optimized gyrosynchrotron algorithms and fast codes [PDF]

open access: yes, 2010
Gyrosynchrotron (GS) emission of charged particles spiraling in magnetic fields plays an exceptionally important role in astrophysics. In particular, this mechanism makes a dominant contribution to the continuum solar and stellar radio emissions. However,
Alexey A. Kuznetsov   +5 more
core   +1 more source

Astrophysical Rates for Explosive Nucleosynthesis: Stellar and Laboratory Rates for Exotic Nuclei [PDF]

open access: yesNucl.Phys.A834:635c-638c,2010, 2009
A selected overview of stellar effects and reaction mechanisms with relevance to the prediction of astrophysical reaction rates far off stability is provided.
arxiv   +1 more source

The HARPS search for southern extra-solar planets [PDF]

open access: yesAstronomy & Astrophysics, 2015
Context. Planetary companions of a fixed mass induce larger amplitude reflex motions around lower-mass stars, which helps make M dwarfs excellent targets for extra-solar planet searches. State of the art velocimeters with $\sim$1m/s stability can detect very low-mass planets out to the habitable zone of these stars.
Astudillo-Defru, N.   +15 more
openaire   +10 more sources

The Role of Mixing in Astrophysics [PDF]

open access: yesAstrophys.J.Suppl. 127 (2000) 213-218, 1999
The role of hydrodynamic mixing in astrophysics is reviewed, emphasizing connections with laser physics experiments and inertial confinement fusion (ICF). Computer technology now allows two dimensional (2D) simulations, with complex microphysics, of stellar hydrodynamics and evolutionary sequences, and holds the promise for 3D.
arxiv   +1 more source

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