Results 31 to 40 of about 115,080 (337)

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

Testing Noncommutativity-Like Model as a Galactic Density Profile

open access: yesGalaxies, 2021
Noncommutative-like model (NC-like) is an interesting alternative inspired by string theory to understand and describe the velocity rotation curves of galaxies without the inclusion of dark matter particles.
Juan Jordi Ancona-Flores   +2 more
doaj   +1 more source

Visualization in Astrophysics: Developing New Methods, Discovering Our Universe, and Educating the Earth [PDF]

open access: yesComputer graphics forum (Print), 2021
We present a state‐of‐the‐art report on visualization in astrophysics. We survey representative papers from both astrophysics and visualization and provide a taxonomy of existing approaches based on data analysis tasks.
Fangfei Lan   +8 more
semanticscholar   +1 more source

Holding the Cosmos in Your Hand: Developing 3D Modeling and Printing Pipelines for Communications and Research

open access: yesFrontiers in Earth Science, 2020
Three-dimensional (3D) visualization has opened up a Universe of possible scientific data representations. 3D printing has the potential to make seemingly abstract and esoteric data sets accessible, particularly through the lens of translating data into ...
Kimberly K. Arcand   +2 more
doaj   +1 more source

ASTROPHYSICS OF WORMHOLES [PDF]

open access: yesInternational Journal of Modern Physics D, 2007
We consider the hypothesis that some active galactic nuclei and other compact astrophysical objects may be current or former entrances to wormholes (WHs). A broad mass spectrum for astrophysical WHs is possible. We consider various new models of the static WHs including WHs maintained mainly by an electromagnetic field.
Igor D. Novikov   +3 more
openaire   +3 more sources

Toward Calibration of the Global Network of Gravitational Wave Detectors with Sub-Percent Absolute and Relative Accuracy

open access: yesGalaxies, 2022
The detection of gravitational-wave signals by the LIGO and Virgo observatories during the past few years has ushered us into the era of gravitational-wave astronomy, shifting our focus from detection to source parameter estimation.
Sudarshan Karki   +2 more
doaj   +1 more source

NUCLEAR ASTROPHYSICS [PDF]

open access: yesFundamental Interactions, 2005
To be published in the Proceedings of 19th Lake Louise Winter Institute (15-21 February 2004).
openaire   +5 more sources

AutoCal: A software application for calibrating photometric data

open access: yesSouth African Journal of Science, 2016
We present a software application for the calibration of stellar magnitudes in the absence of standard stars. It uses an existing algorithm to match stars in the target’s field of view to catalogue entries and computes the average offset between the two ...
Daniël J. Wium, Brian van Soelen
doaj   +1 more source

EXONEST: The Bayesian Exoplanetary Explorer

open access: yesEntropy, 2017
The fields of astronomy and astrophysics are currently engaged in an unprecedented era of discovery as recent missions have revealed thousands of exoplanets orbiting other stars.
Kevin H. Knuth   +6 more
doaj   +1 more source

Towards the first plasma-electron screening experiment

open access: yesFrontiers in Physics, 2023
The enhancement of fusion reaction rates in a thermonuclear plasma by electron screening of the Coulomb barrier is an important plasma-nuclear effect that is present in stellar models but has not been experimentally observed.
Daniel T. Casey   +11 more
doaj   +1 more source

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