Ara es mostren els items 53968-53987 de 244457

    • Debye frequency-extended waveguide permittivity extraction for high complex permittivity materials. Concrete setting process characterization 

      Gonzalez, Giselle; Blanch Boris, Sebastián; Romeu Robert, Jordi; Jofre Roca, Lluís (2019-12)
      Article
      Accés obert
      A waveguide with central frequency 868 MHz is used in transmission/reflection operation regime to accurately measure the behaviour of the complex permittivity of high complex permittivity granular materials and it has been ...
    • Dec-CS: the computer science declining phenomenon 

      Porta, Marcela; Maillet, Katherine; Gil, Marisa (2010)
      Text en actes de congrés
      Accés obert
      Contrary to the continuing growth of the informatics industry in Europe the number of computer science experts (students, graduates, teachers, etc.) is declining. This decline is producing some negative consequences in ...
    • Decadal climate prediction at the BSC 

      Wild, Simon; Bilbao, Roberto (Barcelona Supercomputing Center, 2020-05)
      Text en actes de congrés
      Accés obert
      Initialised decadal climate predictions have been made available for users as a potential source of near-term climate information with the aim of supporting climate-related decisions in key economic and societal sectors ...
    • Decadal climate prediction with a refined anomaly initialisation approach 

      Volpi, Danila; Guemas, Virginie; Doblas-Reyes, Francisco; Hawkins, Ed; Nichols, Nancy K. (Springer International Publishing, 2016-06-04)
      Article
      Accés obert
      In decadal prediction, the objective is to exploit both the sources of predictability from the external radiative forcings and from the internal variability to provide the best possible climate information for the next ...
    • DECADE: Distributed Emergent Cooperation through ADaptive Evolution in mobile ad hoc networks 

      Mejía Fajardo, Marcela; Peña Traslaviña, Néstor; Muñoz Tapia, José Luis; Esparza Martín, Óscar; Alzate Monroy, Marco (Elsevier, 2012-09)
      Article
      Accés restringit per política de l'editorial
      The scarce resources of a mobile ad hoc network (MANET) should not be wasted attending selfish nodes (those nodes that use resources from other nodes to send their own packets, without offering their own resources to forward ...
    • Decarbonization of polluted air by solar-driven CO2 conversion into ethanol using animal solid waste as catalyst 

      Sans Milà, Jordi; Arnau Roca, Marc; Turon Dols, Pau; Alemán Llansó, Carlos (2022-12-12)
      Article
      Accés obert
      CO2 conversion to added value products using green processes in terms of source of energy, energy consumption, and/or management of raw materials obtained from waste materials are very attractive approaches for a modern ...
    • Decarbonization Pathways for the German Chemical and Steel Industry 

      Peper, Philipp Dominik Benjamin (Universitat Politècnica de Catalunya, 2020-11-20)
      Projecte Final de Màster Oficial
      Accés restringit per decisió de l'autor
      Currently Germany is failing to reach its set emission targets. To achieve the envisioned carbon neutrality until 2050 fundamental changes will have to be implemented in all productive and non-productive sectors in the ...
    • Decay estimate of the viscoelastic plate with type II heat conduction in the whole space 

      Quintanilla de Latorre, Ramón; Ueda, Yoshihiro (Elsevier, 2024-01)
      Article
      Accés restringit per política de l'editorial
      This paper is concerning the problem determined by a viscoelastic plate when the heat is determined by the type II Green–Naghdi theory. Meanwhile the usual modeling is the combination of a conservative equation for the ...
    • Decay for strain gradient porous elastic waves 

      Baldonedo, Jacobo; Fernández, José Ramón; Magaña Nieto, Antonio; Quintanilla de Latorre, Ramón (2023-02)
      Article
      Accés obert
      We study the one-dimensional problem for the linear strain gradient porous elasticity. Our aim is to analyze the behavior of the solutions with respect to the time variable when a dissipative structural mechanism is ...
    • Decay of HCoV-OC43 infectivity is lower in cell debris-containing media than in fresh culture media 

      Lázaro Ochoa, José Tomás; Elena, Santiago; Muñoz Sánchez, Juan Carlos; Hillung, Julia; Olmo Uceda, Maria-José; Sardañés, Josep (2024-02-16)
      Article
      Accés obert
      In the quantitative description of viral dynamics within cell cultures and, more broadly, in modeling within-host viral infections, a question that commonly arises is whether the degradation of a fraction of the virus could ...
    • Decay of quasi-static porous-thermo-elastic waves 

      Magaña Nieto, Antonio; Quintanilla de Latorre, Ramón (2021-06)
      Article
      Accés obert
      We study the behavior in time of the solutions to several systems of equations for porous-thermo-elastic problems when one of the variables is considered to be quasi-static or, in other words, whose second time derivative ...
    • Decay of solutions for a mixture of thermoelastic one dimensional solids 

      Muñoz Rivera, Jaime E.; Naso, Maria-Grazia; Quintanilla de Latorre, Ramón (2013-08-01)
      Article
      Accés restringit per política de l'editorial
      We study a PDE system modeling thermomechanical deformations for a mixture of thermoelastic solids. In particular we investigate the asymptotic behavior of the solutions. First, we identify conditions on the constitutive ...
    • Decay of solutions for a mixture of thermoelastic solids with different temperatures 

      Muñoz Rivera, Jaime E.; Naso, Maria Grazia; Quintanilla de Latorre, Ramón (2016-02-06)
      Article
      Accés obert
      We study a system modeling thermomechanical deformations for mixtures of thermoelastic solids with two different temperatures, that is, when each component of the mixture has its own temperature. In particular, we investigate ...
    • Decay of solutions for strain gradient mixtures 

      Magaña Nieto, Antonio; Magaña Centelles, Marc; Quintanilla de Latorre, Ramón (Wiley-VCH, 2023-02)
      Article
      Accés obert
      We study antiplane shear deformations for isotropic and homogeneous strain gradient mixtures of the Kelvin-Voigt type in a cylinder. Our aim is to analyze the behaviour of the solutions with respect to the time variable ...
    • Decay of solutions for strain gradient mixtures 

      Magaña Centelles, Marc (Universitat Politècnica de Catalunya, 2021-10)
      Projecte Final de Màster Oficial
      Accés restringit per decisió de l'autor
      We study the three-dimensional problem for antiplane shear deformations in the case of isotropic and homogeneous mixtures in a cylinder. Our aim is to analyze the behaviour of the solutions with respect to the time variable ...
    • Decay of solutions in nonsimple thermoelastic bars 

      Fernández-Sare, Hugo; Muñoz Rivera, Jaime E.; Quintanilla de Latorre, Ramón (2010-11-01)
      Article
      Accés restringit per política de l'editorial
      In this paper we investigate the asymptotic behavior of the semigroup associated to the solutions of the initial boundary value problem for a one-dimensional nonsimple thermoelastic solids. We show that the semigroup is ...
    • Decay of waves in strain gradient porous elasticity with Moore-Gibson-Thompson dissipation 

      Fernández García, José Ramon; Magaña Nieto, Antonio; Quintanilla de Latorre, Ramón (2022-09-05)
      Article
      Accés obert
      We study a one-dimensional problem arising in strain gradient porous-elasticity. Three different Moore–Gibson–Thompson dissipation mechanisms are considered: viscosity and hyperviscosity on the displacements, and weak ...
    • Decay rates of Saint-Venant type for a functionally graded heat-conducting hollowed cylinder 

      Leseduarte Milán, María Carme; Quintanilla de Latorre, Ramón (2019-05)
      Article
      Accés obert
      In this paper we consider the case of a functionally graded heat-conducting hollowed cylinder. Our purpose is to investigate the consequences of the material inhomogeneity on the decay of Saint-Venant end effects in the ...
    • Decay rates of Saint-Venant type for functionally graded heat-conducting materials 

      Leseduarte Milán, María Carme; Quintanilla de Latorre, Ramón (2019-06)
      Article
      Accés obert
      This paper investigates decay rates for the spatial behaviour of solutions for functionally graded heat-conducting materials. From a mathematical point of view, we obtain a new inequality of Poincarétype. This new result ...
    • Decay structures for the equations of porous elasticity in one-dimensional whole space 

      Quintanilla de Latorre, Ramón; Ueda, Yoshihiro (2020-12)
      Article
      Accés obert
      This paper investigates the solutions of the porous-elastic materials with dissipation in the case of the whole real line. We consider three different cases. First we consider the case when there are dissipation mechanisms ...