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Ara es mostren els items 21-40 de 187

    • An a priori error analysis of a Lord–Shulman poro-thermoelastic problem with microtemperatures 

      Baldonado, Jacobo; Bazarra, Noelia; Fernández, Jose R.; Quintanilla de Latorre, Ramón (2020-10)
      Article
      Accés obert
      In this paper, we deal with the numerical analysis of the Lord–Shulman thermoelastic problem with porosity and microtemperatures. The thermomechanical problem leads to a coupled system composed of linear hyperbolic partial ...

    • An a priori error analysis of a porous strain gradient model 

      Baldonedo, Jacobo; Fernández, José Ramón; Magaña Nieto, Antonio; Quintanilla de Latorre, Ramón (Wiley-VCH, 2022-01)
      Article
      Accés obert
      In this work, we consider, from the numerical point of view, a boundary-initial value problem for non-simple porous elastic materials. The mechanical problem is written as a coupled hyperbolic linear system in terms of ...

    • An a priori error analysis of a type III thermoelastic problem with two porosities 

      Bazarra, Noelia; Fernández, Jose R.; Quintanilla de Latorre, Ramón; Suarez, Sofia (2023-03)
      Article
      Accés obert
      In this work, we study, from the numerical point of view, a type III thermoelastic model with double porosity. The thermomechanical problem is written as a linear system composed of hyperbolic partial differential equations ...

    • An a priori error analysis of poro-thermoviscoelastic problems 

      Bazarra, Noelia; Fernández, Jose R.; Quintanilla de Latorre, Ramón (Elsevier, 2020-08-15)
      Article
      Accés obert
      In this paper, we study, from the numerical point of view, a dynamic one-dimensional problem arising in thermoelasticity and thermoviscoelasticity of types II and III. Porosity is also included into the models. The generic ...

    • Analysis for the strain gradient theory of porous thermoelasticity 

      Fernández, José Ramón; Magaña Nieto, Antonio; Masid, Maria; Quintanilla de Latorre, Ramón (2019-01-01)
      Article
      Accés obert
      In this paper, we analyse a model involving a strain gradient thermoelastic rod with voids. Existence and uniqueness, as well as an energy decay property, are proved by means of the semigroup arguments. The variational ...

    • Analysis of a higher order problem within the second gradient theory 

      Fernández García, José Ramón; Quintanilla de Latorre, Ramón (Elsevier, 2024-08)
      Article
      Accés obert
      In this note, we study analytically a higher order equation in a semi-infinite cylinder. First, we will recall some basic inequalities and we define the adequate energy function that we need to find our estimates. Then, ...

    • Analysis of a Moore-Gibson-Thompson thermoelastic problem 

      Bazarra, Noelia; Fernández, Jose R.; Quintanilla de Latorre, Ramón (2021-01-15)
      Article
      Accés obert
      In this work, we numerically consider a thermoelastic problem where the thermal law is modeled using the so-called Moore-Gibson-Thompson equation. This thermomechanical problem is written as a coupled system composed of a ...

    • Analysis of a thermoelastic problem of type III 

      Bazarra, Noelia; Fernández, Jose R.; Quintanilla de Latorre, Ramón (2020-06)
      Article
      Accés obert
      This paper investigates several aspects of the linear type III thermoelastic theory. First, we consider the most general system of equations for this theory in the case that the conductivity rate is not definite and we ...

    • Analysis of a thermoelastic problem with the Moore–Gibson–Thompson microtemperatures 

      Bazarra, Noelia; Fernández García, José Ramón; Liverani, Lorenzo; Quintanilla de Latorre, Ramón (Elsevier, 2024-03)
      Article
      Accés obert
      In this paper, we study, from both an analytical and a numerical point of view, a poro-thermoelastic problem with microtemperatures. The so-called Moore–Gibson–Thompson equation is used to model the contribution for the ...

    • Analysis of the equations governing the motion of a degrading elastic solid due to diffusion of a fluid 

      Quintanilla de Latorre, Ramón; Rajagopal, Kumbakonam (2014-10)
      Article
      Accés obert
      Degradation of solids bearing load due to the infusion of moisture when exposed to the environment can leads to a decrease in their load carrying capacity and can also lead to the failure of the body from performing its ...

    • Analysis of two thermoelastic problems with the Green–Lindsay model 

      Bazarra, Noelia; Fernández García, José Ramon; Quintanilla de Latorre, Ramón (Springer, 2023-06-01)
      Article
      Accés obert
      In this paper, we analyze, from the numerical point of view, two thermo-elastic problems involving the Green–Lindsay theory. The coupling term is different for each case, involving second order or first order spatial ...

    • Analyticity in porous-thermoelasticity with microtemperatures 

      Pamplona, Paulo Xavier; Muñoz Rivera, Jaime E.; Quintanilla de Latorre, Ramón (2012-10-15)
      Article
      Accés restringit per política de l'editorial
      In this note we study the analyticity of the solutions to the one-dimensional porouselasticity problem with temperatures and microtemperatures when viscoelasticity and porous viscosity effects are also present. We show ...

    • Analyticity of solutions in type III thermoelastic plates 

      Liu, Zhuangyi; Quintanilla de Latorre, Ramón (2010-06-01)
      Article
      Accés restringit per política de l'editorial
      In this paper, we consider the system of equations that governs the evolution of the homogeneous and isotropic prestressed type III thermoelastic plates. We prove that the semigroup that generates the solutions to this ...

    • Analyticity of solutions in type III thermoelastic plates [republished article] 

      Liu, Zhuangyi; Quintanilla de Latorre, Ramón (2010-08-01)
      Article
      Accés restringit per política de l'editorial
      In this paper, we consider the system of equations that governs the evolution of the homogeneous and isotropic prestressed type III thermoelastic plates. We prove that the semigroup that generates the solutions to this ...

    • Anisotropy can imply exponential decay in micropolar elasticity 

      Fernández García, José Ramon; Quintanilla de Latorre, Ramón (Elsevier, 2023-08)
      Article
      Accés obert
      In this note, two problems arisen in micropolar elasticity are considered from the analytical point of view. Following the Kelvin–Voigt theory of micropolar viscoelasticity, two dissipative mechanisms are imposed: in the ...

    • Asymptotic analysis of two thermoelastic plates with dissipative histories 

      Fernandez Sare, Hugo D.; Quintanilla de Latorre, Ramón (2024-05)
      Article
      Accés restringit per política de l'editorial
      In this paper we study the time decay of the solutions for the problems determined by two plates where the dissipation mechanisms are given by the history of the material. To be precise we consider the thermo-viscolestic ...

    • Asymptotic behavior of a Cahn-Hilliard/Allen-Cahn system with temperature 

      Miranville, Alain; Quintanilla de Latorre, Ramón; Saoud, Wafa (2020-04)
      Article
      Accés obert
      The main goal of this paper is to study the asymptotic behavior of a coupled Cahn-Hilliard/Allen-Cahn system with temperature. The work is divided into two parts: In the rst part, the heat equation is based on the usual ...

    • Asymptotic spatial behavior for the heat equation on noncompact regions 

      Knops, Robin J.; Quintanilla de Latorre, Ramón (John Wiley & sons, 2024-01-16)
      Article
      Accés obert
      We consider the isotropic initial boundary value problem for the heat equation on open regions with noncompact boundary and construct differential inequalities for a generalized heat flow measure defined over a spherical ...

    • Continuous dependence and convergence for a Moore-Gibson-Thompson thermoelastic problem 

      Fernández García, José Ramón; Pellicer Sabadí, Marta; Quintanilla de Latorre, Ramón (Taylor & Francis Group, 2023-08-05)
      Article
      Accés restringit per política de l'editorial
      In this article, we investigate how the solutions of the Moore-Gibson-Thompson thermoelasticity vary after a change of the relaxation parameter or the conductivity rate parameter, although, in the second case, only for ...

    • Continuous dependence and convergence for Moore–Gibson–Thompson heat equation 

      Pellicer Sabadí, Marta; Quintanilla de Latorre, Ramón (Springer Nature, 2023-08)
      Article
      Accés obert
      In this paper, we investigate how the solutions vary when the relaxation parameter, the conductivity rate parameter, or the thermal conductivity parameter change in the case of the Moore-Gibson-Thompson heat equation. In ...