Envíos recientes

  • Study of medium range reordering by plastic deformation in Cu46Zr46Al8 

    Velasco Cruz, Jorge Enrique; Concustell, Amadeu; Pineda Soler, Eloi; Crespo Artiaga, Daniel (2018-05-05)
    Artículo
    Acceso restringido por política de la editorial
    The influence of shear in the atomic structure of ternary Cu46Zr46Al8 metallic glass was studied at different temperatures by molecular dynamics (MD) simulation. At temperatures above and below the glass transition temperature ...
  • Anti-aging in ultrastable metallic glasses 

    Lüttich, Martin; Giordano, Valentina; LeFloch, Sylvie; Pineda Soler, Eloi; Zontone, Federico; Luo, Yuansu; Samwer, Konrad; Ruta, Beatrice (2018-03-30)
    Artículo
    Acceso abierto
    As ultrastable metallic glasses (UMGs) are promising candidates to solve the stability issues of conventional metallic glasses, their study is of exceptional interest. By means of x -ray photon correlation spectroscopy, ...
  • Application of mechanically alloyed MnAl particles to de-colorization of azo dyes 

    AboliGhasemabadi, Mitra; Mbarek Wael, Ben; Casabella, Oriol; Roca Bisbe, Helena; Pineda Soler, Eloi; Escoda, Lluïsa; Suñol, Joan J. (2018-04-15)
    Artículo
    Acceso restringido por política de la editorial
    The use of metallic particles has been shown to be an effective, low-cost method for degradation of many contaminating compounds. In this work, we analyze the efficiency of MnAl metallic powders for degrading azo dyes, ...
  • A macroscopic performance analysis of NASA’s northrop grumman RQ-4A 

    Pastor Llorens, Enric; Pérez Batlle, Marcos; Barrado Muxí, Cristina; Royo Chic, Pablo; Cuadrado Santolaria, Raúl (Multidisciplinary Digital Publishing Institute (MDPI), 2018-01-10)
    Artículo
    Acceso abierto
    This paper presents the process of identification, from a macroscopic point of view, of the Northrop Grumman RQ-4A Global Hawk Remote-Piloted Aircraft System from real, but limited flight information. Performance parameters ...
  • Otterboard hydrodynamic performance testing in flume tank and wind tunnel facilities 

    Mellibovsky Elstein, Fernando; Prat Farran, Joana d'Arc; Notti, Emilio; Sala, Antonello (2018-02-01)
    Artículo
    Acceso restringido por política de la editorial
    © 2017 Elsevier LtdTwo pelagic otterboards, previously tested in a wind tunnel, have been tested in a flume tank prior to their analysis in real working conditions in sea trials. This intermediate step aims at providing ...
  • Using archaeomagnetism to improve the dating of three sites in Catalonia (NE Spain) 

    Casas, Lluís; Auguet Sangrá, Carlota E.; Cantoni, Gerard; López Vilar, Jordi; Guasch Ferré, Núria; Prevosti Monclús, Marta (2018)
    Artículo
    Acceso abierto
    Archaeomagnetic dating was performed on four archaeological structures in Catalonia (NE Spain) using magnetic inclination and declination values from three reference curves: the Iberian SVC and two curves computed using ...
  • Using large spectroscopic surveys to test the double degenerate model for Type Ia supernovae 

    Breedt, E.; Steeghs, Dani; Marsh, T. R.; Gentile Fusillo, N. P.; Tremblay, P. E.; Green, M.; De Pasquale, S.; Hermes, J. J.; Gänsicke, Boris T.; Parsons, S. G.; Bours, M. C. P.; Longa Peña, P.; Rebassa Mansergas, Alberto (2017-02-20)
    Artículo
    Acceso abierto
    An observational constraint on the contribution of double degenerates to Type Ia supernovae requires multiple radial velocity measurements of ideally thousands of white dwarfs. This is because only a small fraction of the ...
  • Evidence for a sub-Chandrasekhar-mass type Ia Supernova in the Ursa Minor Dwarf Galaxy 

    McWilliam, Andrew; Piro, Anthony; Badenes, Carles; Bravo Guil, Eduardo (2018-04-19)
    Artículo
    Acceso abierto
    A long-standing problem is identifying the elusive progenitors of Type Ia supernovae (SNe Ia), which can roughly be split into Chandraksekhar and sub-Chandrasekhar-mass events. An important difference between these two ...
  • Introduction to the special issue on ‘‘hydro-meteorological time series analysis and their relation to climate change’’ 

    Estévez, Javier; García Marín, Amanda; Báez Benítez, Julián; Casas Castillo, M. del Carmen; Telesca, Luciano (2018-04-16)
    Artículo
    Acceso restringido por política de la editorial
  • Feasibility of precise navigation in high and low latitude regions under scintillation conditions 

    Juan Zornoza, José Miguel; Sanz Subirana, Jaume; González Casado, Guillermo; Rovira Garcia, Adrià; Camps Carmona, Adriano José; Riba Sagarra, Jaume; Barbosa, José; Blanch Llosa, Estefania; Altadill, David; Orús Pérez, Raul (2018-02-06)
    Artículo
    Acceso abierto
    Scintillation is one of the most challenging problems in Global Navigation Satellite Systems (GNSS) navigation. This phenomenon appears when the radio signal passes through ionospheric irregularities. These irregularities ...
  • Natural ventilation potential of the Mediterranean coastal region of Catalonia 

    Pesic, Nikola; Roset Calzada, Jaime; Muros Alcojor, Adrián (2018-03-30)
    Artículo
    Acceso restringido por política de la editorial
    Most of the Catalonian population and urban areas are located along the Mediterranean coastal zone and for this analysis three largest Catalonia’s cities are chosen: Barcelona, Terrassa and Tarragona. Each city is a ...
  • Ordering kinetics evaluation of FeAl powders 

    Cinca Luis, Nuria; Isalgue Buxeda, Antonio; Auguet Sangrá, Carlota E.; Concustell, Amadeu; Cano, I. G.; Guilemany Casademont, Josep Maria; Fauth, F. (2017-12-01)
    Artículo
    Acceso abierto
    In this study, time resolved X-ray diffraction experiments using synchrotron X-ray radiation have been performed to get insight on the time and temperature dependent atomic ordering of an intermetallic Fe-40Al (at.%) ...

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