Results 51 to 60 of about 985,930 (333)

Modules for Experiments in Stellar Astrophysics ( ): Convective Boundaries, Element Diffusion, and Massive Star Explosions [PDF]

open access: yes, 2017
We update the capabilities of the software instrument Modules for Experiments in Stellar Astrophysics (MESA) and enhance its ease of use and availability.
B. Paxton   +17 more
semanticscholar   +1 more source

The Advanced Spectral Library: The Evolution of Chromospheric Wind Characteristics from Noncoronal to Hybrid Giant Stars

open access: yesThe Astrophysical Journal, 2023
The Hubble Space Telescope (HST)/Space Telescope Imaging Spectrograph treasury program Advanced Spectral Library enables investigations of the characteristics and dynamics of the wind and chromosphere of cool stars using high-quality spectral data.
Krister E. Nielsen   +3 more
doaj   +1 more source

Physics of Rotation in Stellar Models [PDF]

open access: yes, 2009
32 pages, 7 figures, lectures, CNRS school, will be published by ...
openaire   +3 more sources

parsec: stellar tracks and isochrones with the PAdova and TRieste Stellar Evolution Code [PDF]

open access: yes, 2012
We present the updated version of the code used to compute stellar evolutionary tracks in Padova. It is the result of a thorough revision of the major in put physics, together with the inclusion of the pre‐main sequence phase, not present in our previous
A. Bressan   +6 more
semanticscholar   +1 more source

First results from the IllustrisTNG simulations: the stellar mass content of groups and clusters of galaxies [PDF]

open access: yes, 2017
The IllustrisTNG project is a new suite of cosmological magneto-hydrodynamical simulations of galaxy formation performed with the Arepo code and updated models for feedback physics.
A. Pillepich   +10 more
semanticscholar   +1 more source

Chemical element transport in stellar evolution models [PDF]

open access: yesRoyal Society Open Science, 2017
Stellar evolution computations provide the foundation of several methods applied to study the evolutionary properties of stars and stellar populations, both Galactic and extragalactic.
Maurizio Salaris, Santi Cassisi
doaj   +1 more source

Approximate input physics for stellar modelling [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, 1995
We present a simple and efficient, yet reasonably accurate, equation of state, which at the moderately low temperatures and high densities found in the interiors of stars less massive than the Sun is substantially more accurate than its predecessor by Eggleton, Faulkner & Flannery.
Zhanwen Han   +3 more
openaire   +3 more sources

The origin and evolution of the odd-Z iron-peak elements Sc, V, Mn, and Co in the Milky Way stellar disk ?,?? [PDF]

open access: yes, 2015
AIMS: The aim of this study is to investigate the origin and evolution of Sc, V, Mn, and Co for a homogeneous and statistically significant sample of stars probing the different populations of the Milky Way, in particular the thin and thick disks ...
C. Battistini   +5 more
semanticscholar   +1 more source

Fifty Years After the Discovery of the First Stellar-Mass Black Hole: A Review of Cyg X-1

open access: yesGalaxies
Around 50 years ago, the famous bet between Stephen Hawking and Kip Thorne on whether Cyg X-1 hosts a stellar-mass black hole became a well-known story in the history of black hole science.
Jiachen Jiang
doaj   +1 more source

Constraining stellar physics from red-giant stars in binaries – stellar rotation, mixing processes and stellar activity

open access: yesEPJ Web of Conferences, 2017
The unparalleled photometric data obtained by NASA’s Kepler Space Telescope has led to an improved understanding of stellar structure and evolution - in particular for solar-like oscillators in this context. Binary stars are fascinating objects.
Beck P. G.   +12 more
doaj   +1 more source

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