Ara es mostren els items 31-47 de 47

    • P-process nucleosynthesis in detonating white dwarfs in the light of multidimensional hydrodynamical models 

      Goriely, S; García Senz, Domingo; Bravo Guil, Eduardo; José Pont, Jordi (2005-12)
      Article
      Accés obert
      The p-process nucleosynthesis in He-accreting white dwarfs with sub-Chandrasekhar mass is revisited in the light of multi-dimensional hydrodynamical simulations. Post-processing calculations are performed on a sample of ...
    • Pulsating reverse detonation models of Type Ia supernovae. I. Detonation ignition 

      Bravo Guil, Eduardo; García Senz, Domingo (2009-04)
      Article
      Accés restringit per política de l'editorial
    • 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'editorial
      Observational 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
    • Simulations of radiative shocks and jet formation in laboratory plasmas 

      Velarde, Pedro; González, Matthias; Oliva, Eduardo; Kasperczuk, Andrzej; Pisarczyk, Tadeusz; Ullschmied, Jiri; Stehlé, Chantal; Rus, Bedrich; García Senz, Domingo; Bravo Guil, Eduardo; Relaño, Antonio (IOP Publishing, 2007)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      We present the simulations of two relevant hydrodynamical problems related to astrophysical phenomena performed by three different codes. The numerical results from these codes will be compared in order to test both the ...
    • Single and multiple detonations in white dwarfs 

      García Senz, Domingo; Bravo Guil, Eduardo; Woosley, S (1999-09)
      Article
      Accés obert
      A currently favored model for Type Ia supernovae consists of a carbon-oxygen (CO) white dwarf ( 0.6–1.0 M), surrounded by a thick layer of helium ( 0.2–0.3 M), which explodes as a consequence of successive detonations in ...
    • SIXE: An X-ray experiment for the MINISAT platform 

      Bravo Guil, Eduardo; García-Berro Montilla, Enrique; Gutiérrez Cabello, Jordi; José Pont, Jordi; García Senz, Domingo; Cabestany Moncusí, Joan; Madrenas Boadas, Jordi (2001-01)
      Article
      Accés restringit per política de l'editorial
      SIXE (Spanish Italian X-ray Experiment) is an X-ray payload with geometric area of ~3200 cm2 , formed by four identical gas-filled Multiwire Proportional Counters devoted for a long term spectroscopy of selected X-ray ...
    • Smooth particle hydrodynamics simulations of deflagrations in supernovae 

      Bravo Guil, Eduardo; García Senz, Domingo (1995-09)
      Article
      Accés restringit per política de l'editorial
      Some results of a set of tridimensional calculations concerning the explosion of a white dwarf by means of a smooth particle hydrodynamics (SPH) code are presented. The burning front advance is solved along with the ...
    • 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
    • SPHYNX: an accurate density-based SPH method for astrophysical applications 

      Cabezon Gomez, Ruben Martin; García Senz, Domingo; Figueira, Joana (EDP Sciences, 2017-10)
      Article
      Accés obert
      Aims. Hydrodynamical instabilities and shocks are ubiquitous in astrophysical scenarios. Therefore, an accurate numerical simulation of these phenomena is mandatory to correctly model and understand many astrophysical ...
    • 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 obert
      The 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 obert
      Context. 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 obert
      R 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 ...
    • The Neutron Star Population in M28: A Joint Chandra/GBT Look at Pulsar Paradise 

      Vurgun, Eda; Linares Alegret, Manuel; Ransom, Scott; Papitto, Alessandro; Bogdanov, Slavko; Bozzo, Enrico; Rea, Nanda; García Senz, Domingo; Freire, Paulo; Stairs, Ingrid (Institute of Physics (IOP), 2022-12-01)
      Article
      Accés obert
      We present the results of a deep study of the neutron star (NS) population in the globular cluster M28 (NGC 6626), using the full 330 ks 2002–2015 ACIS data set from the Chandra X-ray Observatory and coordinated radio ...
    • Three-dimensional simulations of the interaction between the nova ejecta, accretion disk, and companion star 

      Figueira, Joana; José Pont, Jordi; García-Berro Montilla, Enrique; García Senz, Domingo (EDP Sciences, 2018-05-01)
      Article
      Accés obert
    • Type Ia Supernova models arising from different distributions of igniting points 

      García Senz, Domingo; Bravo Guil, Eduardo (2005-02)
      Article
      Accés obert
      In this paper we address the theory of type Ia supernovae from the moment of carbon runaway up to several hours after the explosion. We have concentrated on the boiling-pot model: a deflagration characterized by the (nearly-) ...
    • Type Ia supernovae: Can Coriolis force break the symmetry of the gravitational confined detonation explosion mechanism? 

      García Senz, Domingo; Cabezón, Rubén Martin; Domínguez, Inmaculada; Thielemann, Friedrich-K (Institute of Physics (IOP), 2016-03-10)
      Article
      Accés obert
      © 2016. The American Astronomical Society. All rights reserved.. Currently the number of models aimed at explaining the phenomena of type Ia supernovae is high and distinguishing between them is a must. In this work we ...