Exploració per autor "Cabezón Gómez, Rubén Martín"
Ara es mostren els items 1-16 de 16
-
A moderately-sized nuclear network to assist multi-D hydrodynamic simulations of supernova explosions
Sanz, Axel; Cabezón Gómez, Rubén Martín; García Senz, Domingo (2022)
Article
Accés obertA key ingredient in any numerical study of supernova explosions is the nuclear network routine that is coupled with the hydrodynamic simulation code. When these studies are performed in more than one dimension, the size ... -
Axisymmetric smoothed particle hydrodynamics with self-gravity
García Senz, Domingo; Relano, A; Cabezón Gómez, Rubén Martín; Bravo Guil, Eduardo (2009-01)
Article
Accés obertThe axisymmetric form of the hydrodynamic equations within the smoothed particle hydrodynamics (SPH) formalism is presented and checked using idealized scenarios taken from astrophysics (free fall collapse, implosion and ... -
Axisymmetric smoothed particle magnetohydrodynamics
García Senz, Domingo; Wissing, Robert; Cabezón Gómez, Rubén Martín; Vurgun, Eda; Linares Herreros, María Paz (Oxford University Press, 2023-01-01)
Article
Accés obertMany astrophysical and terrestrial scenarios involving magnetic fields can be approached in axial geometry. Although the smoothed particle hydrodynamics (SPH) technique has been successfully extended to magneto-hydrodynamics ... -
Building initial models of rotating white dwarfs with SPH
Blanco Iglesias, José Miguel; García Senz, Domingo; Cabezón Gómez, Rubén Martín (2019)
Comunicació de congrés
Accés obertA general procedure to build self-gravitational, rotating equilibrium structures with the Smoothed Particle Hydrodynamics (SPH) technique does not exist. In particular, obtaining stable rotating configurations for white ... -
Conservative, density-based smoothed particle hydrodynamics with improved partition of the unity and better estimation of gradients
García Senz, Domingo; Cabezón Gómez, Rubén Martín; Escartín, José Antonio (EDP Sciences, 2022-03-01)
Article
Accés obertContext. The accurate evaluation of gradients is a cornerstone of the smoothed particle hydrodynamics (SPH) technique. Using an integral approach to estimating gradients has been proven to substantially enhance its accuracy, ... -
Constraining deflagration models of type Ia supernovae through intermediate-mass elements
García Senz, Domingo; Bravo Guil, Eduardo; Cabezón Gómez, Rubén Martín; Woosley, S E (2007-05)
Article
Accés restringit per política de l'editorialThe physical structure of a nuclear flame is a basic ingredient of the theory of Type Ia supernovae (SNe Ia). Assuming an exponential density reduction with several characteristic times, we have followed the evolution of ... -
Explosion of fast spinning Sub-Chandrasekhar mass white dwarfs
Cabezón Gómez, Rubén Martín; García Senz, Domingo (Springer International Publishing, 2018)
Comunicació de congrés
Accés restringit per política de l'editorialWe study the explosion of rotating sub-Chandrasekhar mass white dwarfs using three-dimensional hydrodynamic simulations. High rotational speeds are assumed in order to significantly distort the initial spherical geometry ... -
High-temperature combustion: Approaching equilibrium using nuclear networks
Cabezón Gómez, Rubén Martín; García Senz, Domingo; Bravo Guil, Eduardo (2004-04)
Article
Accés restringit per política de l'editorial -
Improving smoothed particle hydrodynamics with an integral approach to calculating gradients
García Senz, Domingo; Cabezón Gómez, Rubén Martín; Escartín Vigo, José Antonio (2012-01-26)
Article
Accés obertContext. The smoothed particle hydrodynamics (SPH) technique is a well-known numerical method that has been applied to simulate the evolution of a wide variety of systems. Modern astrophysical applications of the method ... -
Integral SPH: Connecting the partition of unit to accurate gradient estimation
García Senz, Domingo; Cabezón Gómez, Rubén Martín (University of Exeter, 2019)
Comunicació de congrés
Accés obert -
Pulsating reverse detonation models of Type Ia supernovae. II. Explosion
Bravo Guil, Eduardo; García Senz, Domingo; Cabezón Gómez, Rubén Martín; Domínguez, Inmaculada (2009-04)
Article
Accés restringit per política de l'editorialObservational evidences point to a common explosion mechanism of Type Ia supernovae based on a delayed detonation of a white dwarf (WD). However, all attempts to find a convincing ignition mechanism based on a delayed ... -
Self-gravitating barotropic equilibrium configurations of rotating bodies with smoothed particle hydrodynamics
García Senz, Domingo; Cabezón Gómez, Rubén Martín; Blanco Iglesias, José Miguel; Lorén Aguilar, Pablo (EDP Sciences, 2020-05-14)
Article
Accés obert -
Smoothed particle hydrodynamics: checking a tensor approach to calculating gradients
Escartín Vigo, José Antonio; García Senz, Domingo; Cabezón Gómez, Rubén Martín (2013)
Comunicació de congrés
Accés obert -
Surface and core detonations in rotating white dwarfs
García Senz, Domingo; Cabezón Gómez, Rubén Martín; Domínguez, I. (Institute of Physics (IOP), 2018-07-20)
Article
Accés obertThe feasibility of the double detonation mechanism—surface helium detonation followed by complete carbon detonation of the core—in a rotating white dwarf with mass ;1Me is studied using three-dimensional hydrodynamic ... -
Testing the concept of integral approach to derivatives within the smoothed particle hydrodynamics technique in astrophysical scenarios
Cabezón Gómez, Rubén Martín; García Senz, Domingo; Escartín Vigo, José Antonio (2012)
Article
Accés obertContext. The smoothed particle hydrodynamics (SPH) technique is a well-known numerical method that has been applied to simulating the evolution of a wide variety of systems. Modern astrophysical applications of the method ... -
The elusive nature of the r-stars
Domínguez, Inmaculada; Piersanti, Luciano; Cabezón Gómez, Rubén Martín; Zamora, O.; García Senz, Domingo; Abia, C.; Straniero, Oscar (2010-10-10)
Article
Accés obertR stars are carbon stars, less luminous and hotter than the carbon stars evolving along the AGB phase. Thus, their carbon enrichment cannot be a consequence of the third dredge-up, a fact also in agreement with the lack ...