Ara es mostren els items 1-19 de 19

    • A population synthesis study of the MS+WD population in the SDSS 

      García-Berro Montilla, Enrique; Torres Gil, Santiago; Camacho Díaz, Judit; Rebassa Mansergas, Alberto; Gänsicke, Boris T.; Schreiber, Mathias R.; Zorotovic, Mónica (Astronomical Society of the Pacific Conference Series (ASP), 2015-06-01)
      Article
      Accés obert
      Detached white dwarf + main sequence (WD+MS) systems represent the simplest population of post-common envelope binaries (PCEBs), and their ensemble properties carry important information about common-envelope phase. However, ...
    • A population synthesis study of the MS+WD population in the SDSS 

      García-Berro Montilla, Enrique; Torres Gil, Santiago; Camacho Díaz, Judit; Rebassa Mansergas, Alberto; Gänsicke, Boris T.; Schreiber, Mathias R.; Zorotovic, Mónica (2014)
      Comunicació de congrés
      Accés restringit per política de l'editorial
    • Detached cataclysmic variables are crossing the orbital period gap 

      Zorotovic, Mónica; Schreiber, Mathias R.; Parsons, S. G.; Gaensicke, B. T.; Hardy, A.; Agurto Gangas, C.; Nebot Gómez-Moran, Ada; Rebassa Mansergas, Alberto; Schowpe, A. D. (2016-04-21)
      Article
      Accés obert
      A central hypothesis in the theory of cataclysmic variable (CV) evolution is the need to explain the observed lack of accreting systems in the similar or equal to 2-3 h orbital period range, known as the period gap. The ...
    • Gaia white dwarfs within 40 pc – I. Spectroscopic observations of new candidates 

      Tremblay, P. E.; Hollands, M.; Izquierdo Tugas, Pere; Gänsicke, Boris T.; Koester, D.; Brown, W J; Hermes, J. J.; Kleinman, Scot J.; Manser, C. J.; Marsh, Thomas R.; Schreiber, Mathias R.; Silvotti, R.; Rebassa Mansergas, Alberto; Raddi, Roberto (Oxford University Press, 2020-09-01)
      Article
      Accés obert
      Realitzat a/amb:   University of Warwick / Universidad de La Laguna / Universitat Christian Albrecht de Kiel
      We present a spectroscopic survey of 230 white dwarf candidates within 40 pc of the Sun from the William Herschel Telescope and Gran Telescopio Canarias. All candidates were selected from Gaia Data Release 2 (DR2) and in ...
    • Monte Carlo simulations of post-common-envelope white dwarf + main sequence binaries: The effects of including recombination energy 

      Zorotovic, Monica; García-Berro Montilla, Enrique; Schreiber, Mathias R.; Camacho Díaz, Judit; Torres Gil, Santiago; Rebassa Mansergas, Alberto; Gänsicke, Boris T. (2014-08-20)
      Article
      Accés obert
      Context. Detached white dwarf + main sequence (WD+MS) post-common-envelope binaries (PCEBs) are perhaps the most suitable objects for testing predictions of close-compact binary-star evolution theories, in particular, ...
    • Monte Carlo simulations of post-common-envelope white dwarf plus main sequence binaries: comparison with the SDSS DR7 observed sample 

      Camacho Díaz, Judit; Torres Gil, Santiago; García-Berro Montilla, Enrique; Zorotovic, Monica; Schreiber, Mathias R.; Rebassa Mansergas, Alberto; Nebot Gómez-Moran, Ada; Gänsicke, Boris T. (2014-06-01)
      Article
      Accés obert
      Context. Detached white dwarf + main sequence (WD+MS) systems represent the simplest population of post-common envelope binaries (PCEBs). Since the ensemble properties of this population carries important information about ...
    • Monte Carlo simulations of the post-common envelope white dwarf-main sequence binary population 

      Camacho Díaz, Judit; Torres Gil, Santiago; García-Berro Montilla, Enrique; Zorotovic, Monica; Schreiber, Mathias R. (2010)
      Comunicació de congrés
      Accés obert
    • Orbital periods and component masses of three double white dwarfs 

      Rebassa Mansergas, Alberto; Parsons, S. G.; García-Berro Montilla, Enrique; Gaensicke, B. T.; Schreiber, Mathias R.; Rybicka, M.; Koester, D. (2017-04-01)
      Article
      Accés obert
      The merger of close double white dwarfs (CDWDs) is one of the favourite evolutionary channels for producing Type Ia supernovae (SN Ia). Unfortunately, current theories of the evolution and formation of CDWDs are still ...
    • Population Synthesis of Post-Common Envelope White-Dwarf-Main-Sequence Binaries in the Sloan Digital Sky Survey 

      Torres Gil, Santiago; Camacho Díaz, Judit; Rebassa Mansergas, Alberto; Zorotovic, Mónica; Schreiber, Mathias R.; García-Berro Montilla, Enrique (Astronomical Society of the Pacific, 2011-09-01)
      Capítol de llibre
      Accés obert
      We present preliminary results of detailed Monte Carlo simulations of the population of white dwarf-main sequence binary systems in the Sloan Digital Sky Survey Data Release 7 (SDSS DR7). We have used the most up-to-date ...
    • Population Synthesis of Post-Common Envelope White-Dwarf-Main-Sequence Binaries in the Sloan Digital Sky Survey 

      Torres Gil, Santiago; Camacho Díaz, Judit; Rebassa Mansergas, Alberto; Zorotovic, Monica; Schreiber, Mathias R.; García-Berro Montilla, Enrique (Astronomical Society of the Pacific Conference Series (ASP), 2011)
      Text en actes de congrés
      Accés obert
    • Testing the white dwarf mass-radius relationship with eclipsing binaries 

      Parsons, S. G.; Gänsicke, Boris T.; Marsh, T. R.; Ashley, R. P.; Bours, M. C. P.; Breedt, E.; Burleigh, M. R.; Copperwheat, C. M.; Dhillon, V. S.; Green, M.; Hardy, L. K.; Hermes, J. J.; Irawati, P.; Kerry, P.; Littlefair, S. P.; McAllister, M. J.; Rattanasoon, S.; Rebassa Mansergas, Alberto; Sahman, D. I.; Schreiber, Mathias R. (2017-10-01)
      Article
      Accés obert
      We present high-precision, model-independent, mass and radius measurements for 16 white dwarfs in detached eclipsing binaries and combine these with previously published data to test the theoretical white dwarf mass–radius ...
    • The effects of the Observational Selection Criteria on the post common envelope white dwarf-main sequence binary population 

      Camacho Díaz, Judit; Torres Gil, Santiago; García-Berro Montilla, Enrique; Zorotovic, Mónica; Schreiber, Mathias R.; Rebassa Mansergas, Alberto (American Institute of Physics (AIP), 2010)
      Comunicació de congrés
      Accés obert
      We present a detailed Monte Carlo simulator of the Galactic population of binary stars. Preliminary results are presented for the white dwarf-main sequence (WD+MS) binary population resulting from a common envelope (CE) ...
    • The SDSS spectroscopic catalogue of white dwarf-main-sequence binaries: new identifications from DR 9–12 

      Rebassa Mansergas, Alberto; Ren, J. J.; Parsons, S. G.; Gänsicke, Boris T.; Schreiber, Mathias R.; García-Berro Montilla, Enrique; Liu, X.; Koester, D. (2016-06-01)
      Article
      Accés obert
      We present an updated version of the spectroscopic catalogue of white dwarf-main-sequence (WDMS) binaries from the Sloan Digital Sky Survey (SDSS). We identify 938 WDMS binaries within the data releases (DR) 9-12 of SDSS ...
    • The white dwarf binary pathways survey - I. A sample of FGK stars with white dwarf companions 

      Parsons, S. G.; Rebassa Mansergas, Alberto; Schreiber, Mathias R.; Gänsicke, Boris T.; Zorotovic, Mónica; Ren, J. J. (2016-12-01)
      Article
      Accés obert
      The number of spatially unresolved white dwarf plus main-sequence star binaries has increased rapidly in the last decade, jumping from only ~30 in 2003 to over 3000. However, in the majority of known systems the companion ...
    • The white dwarf binary pathways survey - II. radial velocities of 1453 FGK stars with white dwarf companions from LAMOST DR4 

      Rebassa Mansergas, Alberto; Ren, J. J.; Irawati, P.; García-Berro Montilla, Enrique; Parsons, S. G.; Schreiber, Mathias R.; Gänsicke, Boris T.; Rodríguez-Gil, Pablo; Liu, X.; Manser, C. J.; Nevado, S.P.; Jiménez Ibarra, Felipe; Costero, R.; Michel, R.; Zorotovic, Mónica; Hollands, M.; Han, Z.; Luo, A.; Hita Villaverde, Enrique F.; Kong, X. (2017-12-21)
      Article
      Accés obert
      We present the second paper of a series of publications aiming at obtaining a better understanding regarding the nature of type Ia supernovae (SN Ia) progenitors by studying a large sample of detached F, G and K main-sequence ...
    • The White Dwarf Binary Pathways Survey - IV. Three close white dwarf binaries with G-type secondary stars 

      Schreiber, Mathias R.; Raddi, Roberto; Parsons, S. G.; Gänsicke, Boris T.; Toloza, Odette; Zorotovic, Mónica; Irawati, Puji; Rebassa Mansergas, Alberto; Ren, J. J.; Tappert, C. (Oxford University Press, 2021-02-01)
      Article
      Accés obert
      Constraints from surveys of post common envelope binaries (PCEBs) consisting of a white dwarf plus an M-dwarf companion have led to significant progress in our understanding of the formation of close white dwarf binary ...
    • The white dwarf binary pathways survey - VI. Two close post-common envelope binaries with TESS light curves 

      Hernandez, Stephania; Schreiber, Mathias R.; Parsons, Steven G.; Gänsicke, Boris T.; Toloza, Odette; Tovmassia, G.; Zorotovic, Mónica; Lagos, F.; Raddi, Roberto; Rebassa Mansergas, Alberto; Ren, J. J.; Tappert, C. (Oxford University Press, 2022-03-07)
      Article
      Accés obert
      Establishing a large sample of post-common-envelope binaries (PCEBs) that consist of a white dwarf plus an intermediate mass companion star of spectral type AFGK, offers the potential to provide new constraints on theoretical ...
    • The white dwarf binary pathways survey – VIII. A post-common envelope binary with a massive white dwarf and an active G-type secondary star 

      Hernandez, Stephania; Schreiber, Mathias R.; Parsons, Steven G.; Gänsicke, Boris T.; Toloza, Odette; Zorotovic, Mónica; Raddi, Roberto; Rebassa Mansergas, Alberto; Ren, Juanjuan (Oxford University Press, 2022-12-01)
      Article
      Accés obert
      The white dwarf binary pathways survey is dedicated to studying the origin and evolution of binaries containing a white dwarf and an intermediate-mass secondary star of the spectral type A, F, G, or K (WD+AFGK). Here we ...
    • The White Dwarf Binary Pathways Survey. V. The Gaia White Dwarf plus AFGK Binary Sample and the Identification of 23 Close Binaries 

      Ren, J. J.; Raddi, Roberto; Rebassa Mansergas, Alberto; Parsons, Steven G.; Irawati, Puji; Schreiber, Mathias R.; Gänsicke, Boris T.; Torres Gil, Santiago (Institute of Physics (IOP), 2020-12-10)
      Article
      Accés obert
      Close white dwarf binaries consisting of a white dwarf and an A-, F-, G-, or K-type main-sequence star, henceforth close WD+AFGK binaries, are ideal systems to understand the nature of type Ia supernovae progenitors and ...