• A. Ammar, F. Chinesta, P. Diez, A. Huerta
    Comput. Methods Appl. Mech. Engrg., (2010). Vol. 199 (25-28), pp. 1872-1880

    Abstract
    Fine modeling of the structure and mechanics of materials from the nanometric to the micrometric scales uses descriptions ranging from quantum to statistical mechanics. Most [...]

  • F. Verdugo, N. Parés, P. Diez
    Computational Mechanics (2014). Vol. 54 (2), pp. 331-352

    Abstract
    This article presents a space-time adaptive strategy for transient elastodynamics. The method aims at computing an optimal space-time discretization such that the computed [...]

  • F. Verdugo, N. Parés, P. Diez
    Archives of Comp. Meths. Engng. (2014). Vol. 21 (1), pp. 59-90

    Abstract
    This paper presents in a unified framework the most representative state-of-the-art techniques on a posteriori error assessment for second order hyperbolic problems, i.e., [...]

  • F. Verdugo, N. Parés, P. Diez
    Int. J. Numer. Meth. Engng. (2013). (preprint) Vol. 95 (8), pp. 685-720

    Abstract
    This article presents a new approach to assess the error in specific quantities of interest in the framework of linear elastodynamics. In particular, a new type of quantities [...]

  • P. Diez, R. Cottereau, S. Zlotnik
    Int. J. Numer. Meth. Engng. (2013). (Preprint) Vol. 96 (5), pp. 303-322

    Abstract
    When applied to diffusion problems in a multi‐phase setup, the popular extended finite element method (XFEM) strategy suffers from an inaccurate representation of the local [...]

  • V. Ivannikov, C. Tiago, J. Almeida, P. Díez
    Engineering Analysis with Boundary Elements (2013). Vol. 37 (12), pp. 1728-1744

    Abstract
    This paper presents a meshless implementation of dual analysis for 2D linear elasticity problems. The derivation of the governing systems of equations for the discretized [...]

  • L. Casadei, P. Diez, F. Verdugo
    Int. J. Computational Meths. (2013). (preprint) Vol. 10 (4), pp. 1-31

    Abstract
    A procedure to locally refine and un-refine an unstructured computational grid of four-node quadrilaterals (in 2D) or of eight-node hexahedra (in 3D) is presented. The chosen [...]

  • Int. J. Numer. Meth. Engng. (2013). Vol. 94 (13), pp. 1216-1232

    Abstract
    This work is a first attempt to address efficient stabilizations of high dimensional advection–diffusion models encountered in computational physics. When addressing [...]

  • N. Parés, P. Diez, A. Huerta
    Int. J. Numer. Meth. Engng. (2013). Vol. 93 (5), pp. 483-509

    Abstract
    The paper introduces a methodology to compute strict upper and lower bounds for linear-functional outputs of the exact solutions of the advection-reaction-diffusion equation. [...]

  • P. Diez, S. Zlotnik, R. Cottereau
    Oberwolfach Reports (2012). Vol. 9 (1), pp. 523-526

    Abstract
    The finite element method is the established simulation tool for the numerical solution of partial differential equations in many engineering problems with many mathematical [...]

  • F. Verdugo, P. Diez
    Comput. Methods Appl. Mech. Engrg., (2012). (preprint) Vol. 245-246, pp. 313-330

    Abstract
    This work presents a new technique yielding computable bounds of quantities of interest in the framework of linear visco-elastodynamics. A novel expression for the error representation [...]

  • E. Florentin, P. Diez
    Comput. Methods Appl. Mech. Engrg., (2012). (preprint) Vol. 225, pp. 116-127

    Abstract
    In the framework of stochastic non-intrusive finite element modeling, a common practice is using Monte Carlo simulation. The main drawback of this approach is the computational [...]

  • A. Pros, P. Diez, C. Molins
    Comput. Methods Appl. Mech. Engrg., (2012). (preprint) Vol. 90 (1), pp. 65-86

    Abstract
    Steel fiber reinforced concrete (SFRC) allows overcoming brittleness and weakness under tension, the main drawbacks of plain concrete. The influence of the fibers on the behavior [...]

  • L. Steffens, N. Parés, P. Diez
    Int. J. Numer. Meth. Engng. (2011). Vol. 86 (10), pp. 1197-1224

    Abstract
    An estimator for the error in the wave number is presented in the context of finite element approximations of the Helmholtz equation. The proposed estimate is an extension [...]

  • A. Pros, P. Diez, C. Molins
    Int. J. Solids and Structures (2011). Vol. 48 (7-8), pp. 1229-1238

    Abstract
    Double punch test is used to indirectly assess the tensile strength of plain concrete, ft. For this normalized test, the tensile strength is obtained as a function of the [...]

  • L. Steffens, N. Parés, P. Diez
    Computational Mechanics (2011). Vol. 47 (6), pp. 681-699

    Abstract
    This paper introduces a new goal-oriented adap- tive technique based on a simple and effective post-process of the finite element approximations. The goal-oriented character [...]

  • European Journal of Environmental and Civil Engineering (2011). Vol. 15 (8), pp. 1187-1206

    Abstract
    We present in this paper a numerical model of the erosion of a soil that accounts for both the flow in the open fluid and the flow of fluid through the porous soil. The interface [...]

  • R. Cottereau, L. Chamoin, P. Diez
    Mécanique & Industries (2010). Vol. 11 (3-4), pp. 249-254

    Abstract
    We discuss, in this paper, a common flux-free method for the computation of strict error bounds for linear and nonlinear Finite Element computations. In the linear case, the [...]

  • P. Diez, N. Parés, A. Huerta
    Encyclopedia of Aerospace Engineering (2010). Vol. 3 (15), pp. 1725-1734

    Abstract
    This chapter provides a description of the error assessment tools available for general finite element analysis, in particular those for solid and structural mechanics. The [...]

  • F. Larsson, P. Diez, A. Huerta
    Comput. Methods Appl. Mech. Engrg., (2010). Vol. 199 (37-40), pp. 2383-2402

    Abstract
    In this contribution, we present an a posteriori error estimator for the incom- pressible Stokes problem valid for a conventional mixed FE formulation. Due to the saddle-point [...]

  • R. Cottereau, P. Diez, A. Huerta
    Computational Mechanics (2010). Vol. 46 (2), pp. 315-327

    Abstract
    This paper builds on the flexibility of the level-set representation to model in a unified manner the expansion of a hollow in the ground under different physical phenomena. [...]

  • Comput. Methods Appl. Mech. Engrg., (2010). Vol. 199, pp. 2607-2621

    Abstract
    This paper introduces a recovery-type error estimator yielding upper bounds of the error in energy norm for linear elastic fracture mechanics problems solved using the extended [...]

  • D. Gonzalez, L. Debeugny, E. Cueto, F. Chinesta, P. Diez, A. Huerta
    Int. J. of Material Forming (2010). Vol. 3 (1), pp. 883-886

    Abstract
    We have developed a new method for the construction of Streamline Upwind Petrov Galerkin (SUPG) stabilization techniques for the resolution of convection-diffusion equations [...]

  • T. Pannachet, P. Diez, H. Askes, L. Sluys
    Comput. Methods Appl. Mech. Engrg., (2010). Vol. 199 (17-20), pp. 961-978

    Abstract
    This paper deals with the adaptive finite element analysis of structural failure. A gradient-enhanced damage model has been chosen to simulate material degradation. Since [...]

  • S. Zlotnik, P. Diez
    Commun. Numer. Meth. Engng (2010). Vol. 26 (6), pp. 760-769

    Abstract
    The assembly of sparse matrices is a key operation in finite element methods. In this study we analyze several factors that may have an influence on the efficiency of the [...]

  • N. Parés, H. Santos, P. Diez
    Int. J. Numer. Meth. Engng. (2009). Vol. 79 (10), pp. 1203-1244

    Abstract
    A method to compute guaranteed upper bounds for the energy norm of the exact error in the finite element solution of the Poisson equation is presented. The bounds are guaranteed [...]

  • N. Parés, P. Diez, A. Huerta
    Journal on Scientific Computing (SIAM) (2009). Vol. 31 (4), pp. 3064-3089

    Abstract
    The paper introduces a methodology to compute strict upper and lower bounds for linear-functional outputs of the exact solutions of the advection-reaction-diffusion equation. [...]

  • S. Zlotnik, P. Diez
    Comput. Methods Appl. Mech. Engrg., (2009). Vol. 198 (30-32), pp. 2329-2338

    Abstract
    The eXtended Finite Element Method (X-FEM) has been successfully used in two-phase flow problems involving a moving interface. In order to simulate problems involving more [...]

  • R. Cottereau, P. Diez, A. Huerta
    Computational Mechanics (2009). Vol. 44 (4), pp. 533-547

    Abstract
    We discuss, in this paper, a flux-free method for the computation of strict upper bounds of the energy norm of the error in a Finite Element (FE) computation. The bounds are [...]

  • L. Steffens, P. Diez
    Comput. Methods Appl. Mech. Engrg., (2009). Vol. 198 (15-16), pp. 1389-1400

    Abstract
    The standard approach for goal oriented error estimation and adaptivity uses an error representation via an adjoint problem, based on the linear functional output representing [...]

  • Y. Vidal, N. Parés, P. Diez, A. Huerta
    Int. J. Numer. Meth. Engng. (2008). Vol. 76 (11), pp. 1782-1818

    Abstract
    A novel approach for implicit residual-type error estimation in mesh-free methods and an adaptive refinement strategy are presented. This allows computing upper and lower [...]

  • S. Zlotnik, J. Alfonso, P. Diez, M. Fernández
    Philosophical Magazine (2008). Vol. 88 (28-29), pp. 3197-3217

    Abstract
    Sublithospheric small-scale convection (SSC) is thought to be responsible for the flattening of the seafloor depth and surface heat flow observed in mature plates. Although [...]

  • S. Zlotnik, M. Fernández, P. Diez, J. Vergés
    Pure and Applied Geophysics (2008). Vol. 165 (8), pp. 1491-1510

    Abstract
    A non-standard new code to solve multiphase viscous thermo–mechanical problems applied to geophysics is presented. Two numerical methodologies employed in the code are [...]

  • N. Parés, P. Diez, A. Huerta
    Comput. Methods Appl. Mech. Engrg., (2008). Vol. 197 (19-20), pp. 1641-1660

    Abstract
    Classical implicit residual type error estimators require using an underlying spatial finer mesh to compute bounds for some quantity of interest. Consequently, the bounds [...]

  • N. Parés, P. Diez, A. Huerta
    Comput. Methods Appl. Mech. Engrg., (2008). Vol. 197 (19-20), 1661-1679

    Abstract
    The paper introduces a methodology to compute upper and lower bounds for linear-functional outputs of the exact solutions of parabolic problems. In this second part, the bounds [...]

  • S. Zlotnik, P. Diez, M. Fernández, J. Vergés
    Comput. Methods Appl. Mech. Engrg., (2007). Vol. 196 (41-44), pp. 4283-4293

    Abstract
    The numerical modelling of plate subduction requires solving a coupled thermo-mechanical highly-nonlinear transient problem. The mechanical description of the phenomenon results [...]

  • P. Diez, J. Ródenas, O. Zienkiewicz
    Int. J. Numer. Meth. Engng. (2007). Vol. 69 (10), pp. 2075-2098

    Abstract
    This paper introduces a new recovery‐type error estimator ensuring local equilibrium and yielding a guaranteed upper bound of the error. The upper bound property requires [...]

  • P. Diez, G. Calderón
    Computational Mechanics (2007). Vol. 39 (5), pp. 631-646

    Abstract
    This work focuses on controlling the error and adapting the discretization in the context of parabolic problems. In order to obtain a sound mathematical framework, the time [...]

  • P. Diez, G. Calderón
    Comput. Methods Appl. Mech. Engrg., (2007). Vol. 196 (4-6), pp. 719-733

    Abstract
    A key ingredient in h-adaptivity pertains to the transformation of output data from a given error estimator into input data, usually in the form of an element-size distribution, [...]

  • N. Parés, P. Diez, A. Huerta
    Comput. Methods Appl. Mech. Engrg., (2006). Vol. 195 (4-6), pp. 297-323

    Abstract
    A new residual type flux-free error estimator is presented. It estimates upper and lower bounds of the error in energy norm. The proposed approach precludes the main drawbacks [...]

  • Journal of Fluids and Structures (2019). Vol. 90, pp. 230-245

    Abstract
    An efficient method for the aeroelastic analysis of wind effects on inflatable structures is presented. The solution scheme is staggered and uses an explicit finite-element [...]

  • P. Diez, N. Parés, A. Huerta
    European Journal of Finite Elements (2004). Vol. 13 (5-7), pp. 497-507

    Abstract
    Two implicit residual type estimators yielding upper bounds of the error are presented which do not require flux equilibration. One of them is based on the ideas introduced [...]

  • S. Fernández-Méndez, P. Diez, A. Huerta
    Numerische Mathematik (2003). Vol. 96 (1), pp. 43-59

    Abstract
    A combined hierarchical approximation based on finite elements and mesh-less methods is proposed and studied. Finite Elements are enriched adding hierarchical shape functions [...]

  • Applied Numerical Letters (2003). Vol. 16 (8), pp. 1211-1215

    Abstract
    The secant method is one of the most popular methods for root finding. Standard text books in numerical analysis state that the secant method is super linear: the rate of [...]

  • P. Diez, I. Morata, A. Huerta
    European Journal of Finite Elements (2003). Vol. 12 (6), pp. 691-715

    Abstract
    The reliable computation of shell structures requires a tool to assess and control the quality of the finite element solution. For practical purposes, the quality of the numerical [...]

  • P. Diez, N. Parés, A. Huerta
    Int. J. Numer. Meth. Engng. (2003). Vol. 56 (10), pp. 1465-1488

    Abstract
    Classical residual type error estimators approximate the error flux around the elements and yield upper bounds of the exact (or reference) error. Lower bounds of the error [...]

  • A. Huerta, S. Fernández-Méndez, P. Diez
    Mathematical Modelling and Numerical Analysis (2002). Vol. 36 (6), pp. 1027-1042

    Abstract
    In the framework of meshless methods, the interpolation is based on a distribution of particles: it is not necessary to define connectivities. In these methods the interpolation [...]

  • P. Diez, J. Egozcue
    Mathematical Models and Methods in Applied Sciences (2001). Vol. 11 (5), pp. 841-854

    Abstract
    A residual type a posteriori error estimator for finite elements is analyzed using a new technique. In this case, the error estimate is the result of two consecutive [...]

  • P. Diez, M. Arroyo, A. Huerta
    Mechanics of Cohesive-Frictional Materials (2000). Vol. 5 (2), pp. 87-112

    Abstract
    This paper focuses on the numerical simulation of strain softening mechanical problems. Two problems arise: (1) the constitutive model has to be regular and (2) the numerical [...]

  • A. Huerta, P. Diez
    Comput. Methods Appl. Mech. Engrg., (2000). Vol. 181 (1-3), pp. 21-41

    Abstract
    A residual type error estimator for nonlinear finite element analysis is introduced. This error estimator solves local problems avoiding both the computation of the flux jumps [...]

  • P. Diez, A. Huerta
    European Journal of Finite Elements (2000). Vol. 9 (1-3), pp. 49-66

    Abstract
    The finite element discretization of a shell structure introduces two kinds of errors: the error in the functional approximation and the error in the geometry approximation. [...]

  • A. Huerta, A. Rodríguez-Ferran, P. Diez, J. Sarrate
    Int. J. Numer. Meth. Engng. (1999). Vol. 46 (10), pp. 1803-1818

    Abstract
    Two main ingredients are needed for adaptive finite element computations. First, the error of a given solution must be assessed, by means of either error estimators or error [...]

  • P. Diez, A. Huerta
    Comput. Methods Appl. Mech. Engrg., (1999). Vol. 176 (1-4), pp. 215-229

    Abstract
    In h-adaptivity, a remeshing strategy is needed to compute the distribution of required element size using the estimated error distribution. Several authors have introduced [...]

  • P. Díez, J. Egozcue, A. Huerta
    Comput. Methods Appl. Mech. Engrg., (1998). Vol. 163 (1-4), pp. 141-157

    Abstract
    A new residual type estimator based on projections of the error on subspaces of locally-supported functions is presented. The estimator is defined by a standard element-by-element [...]

  • J. Egozcue, G. Grande, P. Diez
    Revista Internacional de Cálculo de Estructuras (1997). Vol. 2 (1), pp. 35-58

    Abstract
    Vulnerability of civil structures and systems under seismic actions have been extensively used and studied in the last decade. However, the goals of those studies are very [...]

  • L. Peña, L. Hurtado
    Rev Vzlana Salud Pub (2019). 11

    Abstract
    Sr Director. Hemos realizado, con interés, un seguimiento de las acciones de la Dra. Susana Raffalli, nutricionista y activista venezolana que ha realizado cuantiosas [...]

  • L. Traviezo
    Rev Vzlana Salud Pub (2019). 10

    Abstract
    Sr. Director, leyendo con detenimiento un interesante artículopresentado en la Revista Evidencias en Odontología Clínica 1que trataba sobre “Manifestaciones [...]

  • W. García
    Rev Vzlana Salud Pub (2019). 9

    Abstract
    Con la incorporación del Dr. Placido Daniel Rodríguez Riveroa la Academia Nacional de la Historia con su obra “Origen yDesarrollo de San Felipe El Fuerte”, [...]

  • W. García
    Rev Vzlana Salud Pub (2019). 8

    Abstract
    La ciudad de siempre ha visto con ojos de agradecimiento las cosas que la han hecho sentir honrada y profundamente humana. Y ve como ha sido altamente positiva la llegada [...]

  • R. Franco
    Rev Vzlana Salud Pub (2019). 6

    Abstract
    This essay lays out some thoughts regarding the social healing practices that coexist with scientific Medicine in Venezuela, pursuant towhat has been expressed by expert doctors, [...]

  • A. Rodríguez, M. Ortunio
    Rev Vzlana Salud Pub (2019). 5

    Abstract
    Health professionals are subject to stressful situations almost daily, the current Venezuelan reality means that thesesituations are not limited only to the workplace but [...]

  • Y. Barrada, P. Castillo, M. Orozco, G. Rojas, R. Mejía, L. Ybarra, R. Rondón
    Rev Vzlana Salud Pub (2019). 4

    Abstract
    Malaria is a hemoparasitosis caused by intracellular protozoa belonging to the genus Plasmodium and transmitted by the bite of femalemosquitoes of the genus Anopheles . A [...]

  • I. Colmenárez, N. Quero
    Rev Vzlana Salud Pub (2019). 3

    Abstract
    Interpersonal relationships are fundamental for the development of society, however, disagreements, needs and particularinterests are the perfect breeding ground to generate [...]

  • R. Gásperi
    Rev Vzlana Salud Pub (2019). 1

    Abstract
    Tomando como punto de partida reflexiones de editoriales anteriores, nos referiremos al paradigma de lacomplejidad para tratar de explicar problemas sociales y salud enfermedad [...]

  • Videos of Plenary Lectures presented at the XIV International Conference on Computational Plasticity (COMPLAS 2017).

  • F. Witel
    Videos of Plenary Lectures presented at the IV International Conference on Particle-Based Methods. Fundamentals and Applications. (PARTICLES 2015).

    Abstract
    The nature of fracture phenomena strongly limits engineering solutions to cases, a little bit beyond the regime of linear fracture mechanics. Nevertheless, fracture in brittle [...]

  • J. Williams
    Videos of Plenary Lectures presented at the IV International Conference on Particle-Based Methods. Fundamentals and Applications. (PARTICLES 2015).

    Abstract
    This talk addresses the application of SPH to problems of hydro-fracturing and fluid-structure interaction. Simulating a hydraulic-fracture propagating in a rock with in-situ [...]

  • P. Wriggers
    Videos of Plenary Lectures presented at the XIV International Conference on Computational Plasticity (COMPLAS 2017).

  • K. Terada
    Videos of Plenary Lectures presented at the XIV International Conference on Computational Plasticity (COMPLAS 2017).

  • R. Taylor
    Videos of Plenary Lectures presented at the XIV International Conference on Computational Plasticity (COMPLAS 2017).

  • B. Schrefler
    Videos of Plenary Lectures presented at the XIV International Conference on Computational Plasticity (COMPLAS 2017).

  • E. Ramm
    Videos of Plenary Lectures presented at the XIV International Conference on Computational Plasticity (COMPLAS 2017).

  • A. Pandolfi
    Videos of Plenary Lectures presented at the XIV International Conference on Computational Plasticity (COMPLAS 2017).

  • R. Owen
    Videos of Plenary Lectures presented at the XIV International Conference on Computational Plasticity (COMPLAS 2017).

  • M. Ortiz
    Videos of Plenary Lectures presented at the XIV International Conference on Computational Plasticity (COMPLAS 2017).

  • J. Oliver
    Videos of Plenary Lectures presented at the XIV International Conference on Computational Plasticity (COMPLAS 2017).

  • H. Mang
    Videos of Plenary Lectures presented at the XIV International Conference on Computational Plasticity (COMPLAS 2017).

  • J. Llorca
    Videos of Plenary Lectures presented at the XIV International Conference on Computational Plasticity (COMPLAS 2017).

  • W. Liu
    Videos of Plenary Lectures presented at the XIV International Conference on Computational Plasticity (COMPLAS 2017).

  • P. Ladevèze
    Videos of Plenary Lectures presented at the XIV International Conference on Computational Plasticity (COMPLAS 2017).

  • T. Hughes
    Videos of Plenary Lectures presented at the XIV International Conference on Computational Plasticity (COMPLAS 2017).

  • A. Gens
    Videos of Plenary Lectures presented at the XIV International Conference on Computational Plasticity (COMPLAS 2017).

  • L. Fourment
    Videos of Plenary Lectures presented at the XIV International Conference on Computational Plasticity (COMPLAS 2017).

  • S. Forest
    Videos of Plenary Lectures presented at the XIV International Conference on Computational Plasticity (COMPLAS 2017).

  • L. Lorenzis
    Videos of Plenary Lectures presented at the XIV International Conference on Computational Plasticity (COMPLAS 2017).

  • J. Chen
    Videos of Plenary Lectures presented at the XIV International Conference on Computational Plasticity (COMPLAS 2017).

  • (2019). Jayson Andrey Bernate, Adriana Maritza Martínez Torres, Pedro Nel Urrea Roa, Mauro Freddy García Celis, Zaily Del Pilar García Gutiérrez, Ingrid Patricia Fonseca Franco, María Elisa Alfaro Urtatiz, Gonzalo De Jesús Amaya Fuentes, Paola Andrea Rubiano Cárdenas y Milton Javier Betancourt Jiménez

    Abstract
    Abstract Resumen: En la actualidad, el mundo de la educación superior presenta diferentes cambios e innovaciones, que responden a un proceso de globalización [...]

  • Boletin Medico de post grado (2014). Boletín Médico de Postgrado. Vol. XXX Nº 1 Enero – Marzo. Año 2014

    Abstract
    RESUMEN La caries dental y las enfermedades periodontales son consideradas un grave problema de salud pública por su gran magnitud y graves repercusiones físicas, [...]

  • Biblioteca Las Casas. Fundación Index (2015). www.//:php Biblioteca Lascasas, 2011; 7(2 index-f.com/lascasas/documentos/lc0594.php

    Abstract
    Resumen Con el objetivo de diseñar un Programa educativo de atención domiciliaria en cuidados paliativos dirigidos al cuidador informal de enfermos en estado [...]

  • E. Linarez, R. Gasperi Romero
    Salud arte y cuidados (2015). Salud, Arte y Cuidado Vol. 8 (2) 49-60 Julio-Diciembre 2015 La Revista de Enfermería y Ciencias de la Salud Recepción: 16/01/2014 Salud, Arte y Cuidado; Salud, Arte y Cuidado Vol. 8 (2) 49-60 Julio-Diciembre 2015 SAC 49 ISSN Nº: 1856-9528 Depósito legal: PP200802LA3047 Artículo Original

    Abstract
      Con el objetivo de determinar la frecuencia de conductas saludables en una institución de la tercera etapa de la escuela básica en el Municipio Iribarren, [...]

  • Revista de Obras Públicas (2007). Vol. 154 (3477), pp. 7-10

    Abstract
    The article refers to the role of the University, and particularly public universities, in the professional guidance of the public in the broadest sense of the term and, namely, [...]

  • E. Oñate, Á. Gaona, J. Oliver, B. Suarez
    Revista de Obras Públicas (1983). Vol. 130 (3212), pp. 231-248

  • J. Oliver, B. Suárez, E. Blanco, E. Oñate
    Acero y Hormigón (1982). Vol. 145, pp. 65-78

  • A. Franci, I. de-Pouplana, G. Casas, M. Celigueta, J. González-Usúa, E. Oñate
    Comp. Part. Mech (2019). pp. 1-20

    Abstract
    This work proposes a fully Lagrangian formulation for the numerical modeling of free-surface particle-laden flows. The fluid phase is solved using the particle finite element [...]

  • J. Baiges, R. Codina, I. Castañar, E. Castillo
    Comput. Methods Appl. Mech. Engrg., (2019). (prepint) pp. 1-14

    Abstract
    In this work a reduced order model based on adaptive finite element meshes and a correction term obtained by using an artificial neural network (FAN-ROM) is presented. The [...]

  • C. Bayona, J. Baiges, R. Codina
    Int. J. Numer. Meth. Fluids (2018). Vol. 86, pp. 313-328

    Abstract
    A numerical approximation for the one-dimensional Burgers equation is proposed by means of the orthogonal subgrid scales–variational multiscale (OSGS-VMS) method. We [...]

  • O. Guasch, R. Codina
    Comput. Methods Appl. Mech. Engrg., (2013). Vol. 261-262, pp. 145-166

    Abstract
    Abstract Numerical simulations have proved that Variational Multiscale Methods (VMM) perform well as pure numerical large eddy simulation (LES) models. In this paper we focus [...]

  • O. Zienkiewicz, K. Morgan, B. Sai, R. Codina, M. Vasquez
    Int. J. Numer. Meth. Fluids (1995). Vol. 20 (8-9), pp. 887-913

    Abstract
    The algorithm introduced in Part I of this paper is applied in its explicit form to a variety of problems in order to demonstrate its wide range of applicability and excellent [...]

  • I. Contreras, J. Cusipuma, L. Trujillo, L. Rivera
    Educa - UMCH (2018). N°11

    Abstract
    The present article is the review of an investigation that had as objective to develop an Educational Robotics Program to improve the significant learning of the Area of ​​Science [...]

  • J. Casas
    Educa - UMCH (2018). N°11

    Abstract
    The objective of this study was to determine patterns of drug use in subjects held in a penitentiary in Lima. It is a descriptive cross-sectional study and the sample consisted [...]