Ara es mostren els items 1733-1752 de 94640

  • A coupled Eulerian-PFEM model for the simulation of overtopping in rockfill dams 

    Larese De Tetto, Antonia; Oñate Ibáñez de Navarra, Eugenio; Rossi, Riccardo (Centre Internacional de Mètodes Numèrics en Enginyeria (CIMNE), 2012)
    Llibre
    Accés obert
  • A coupled volume-of-fluid/level-set method for simulation of two-phase flows in unstructured meshes 

    Balcázar Arciniega, Néstor; Lehmkuhl Barba, Oriol; Jofre Cruanyes, Lluís; Rigola Serrano, Joaquim; Oliva Llena, Asensio (Elsevier, 2016-01)
    Article
    Accés restringit per política de l'editorial
    This paper presents a methodology for simulation of two-phase flows with surface tension in the framework of unstructured meshes, which combines volume-of-fluid with level-set methods. While the volume-of-fluid transport ...
  • A course in the mathematics of design 

    Kappraff, Jay (Université du Québec à Montréal, 1983)
    Article
    Accés obert
  • A course on digital electronics based on solving design-oriented exercises by means of a PBL strategy 

    Jordana Barnils, José; Sánchez Robert, Francesc Josep (2015-02)
    Article
    Accés obert
    Recently, new syllabuses are being implemented accordingly to the European Higher Education Area (EHEA) in Spain. This paper describes the methodology and assessment strategy applied in the subject ‘‘Digital Circuits and ...
  • A crack-tracking technique for localized cohesive-frictional damage 

    Saloustros, Savvas; Pelà, Luca; Cervera Ruiz, Miguel (2015-12-01)
    Article
    Accés restringit per política de l'editorial
    This paper extends the use of crack-tracking techniques within the smeared crack approach for the numerical simulation of cohesive-frictional damage on quasi-brittle materials. The mechanical behaviour is described by an ...
  • A critical analysis of human-subject experiments in virtual reality and 3D user interfaces 

    Andújar Gran, Carlos Antonio; Brunet Crosa, Pere (Springer International Publishing, 2015)
    Capítol de llibre
    Accés obert
    This paper is about the major peculiarities and difficulties we encounter when trying to validate research results in fields such as virtual reality (VR) and 3D user interfaces (3DUI). We review the steps in the empirical ...
  • A critical analysis on the role of back surface passivation for a-Si/c-Si heterojunction solar cells 

    Chatterji, N; Khatavkar, Sanchit; Voz Sánchez, Cristóbal; Morales Vilches, Ana Belén; Puigdollers i González, Joaquim; Mohan Arora, Brij; Antony, Aldrin; Naip, Praadep R (Institute of Electrical and Electronics Engineers (IEEE), 2014)
    Comunicació de congrés
    Accés restringit per política de l'editorial
    Back surface passivation is a well-known method to reduce carrier recombination and hence improves the efficiency of crystalline silicon solar cells. In this manuscript, we critically analyze the role of this process for ...
  • A Critical Assessment of Human Element Regarding Maritime Safety 

    Martínez de Osés, Francesc Xavier; Ventikos, Nikolaos P. (2003-05)
    Article
    Accés obert
    The paper presents the findings, derived from a structured questionnaire, that cover various aspects of the relation between human factor and maritime safety. In general, human element holds a very important share compared ...
  • A critical comparison of methods for the analysis of indigo in dyeing liquors and effluents 

    Buscio Olivera, Valentina; Crespi Rosell, Martin; Gutiérrez Bouzán, María Carmen (2014-08-29)
    Article
    Accés obert
    Indigo is one of the most important dyes in the textile industry. The control of the indigo concentration in dyeing liquors and effluents is an important tool to ensure the reproducibility of the dyed fabrics and also to ...
  • A critical comparison of two discontinuous galerkin methods for the navier-stokes equations using solenoidal aproximations 

    Villardi de Montlaur, Adeline de; Peraire Guitart, Jaume; Huerta, Antonio (2009-06-08T07:49:26Z)
    Text en actes de congrés
    Accés obert
    This paper compares two methods to solve incompressible problems, in particular the Navier-Stokes equations, using a discontinuous polynomial interpolation that is exactly divergence-free in each element. The first method ...
  • A critical evaluation of the strategy project 

    Howard, B. J.; Liland, A.; Beresford, N. A.; Andersson, K. G; Gil Roig, José María; Hunt, J.; Nisbet, A.; Oughton, D.H.; Voigt, G. (http://rpd.oxfordjournals.org/, 2004)
    Article
    Accés obert
  • A cross-anisotropic formulation for elasto-plastic models 

    Mánica Malcom, Miguel Ángel; Gens Solé, Antonio; Vaunat, Jean; Ruiz Restrepo, Daniel Felipe (2016-06)
    Article
    Accés restringit per política de l'editorial
    A cross-anisotropic formulation for elasto-plastic constitutive models based on a non-uniform scaling of the stress tensor is described. Taking advantage of the material symmetries characterising cross-anisotropy, only two ...
  • A cross-cultural, comparative morphology-study of two composite cities: courtyard design in Barcelona and Kermanshah 

    Saura Carulla, Magdalena; Beltran Borràs, Júlia; Pakseresht, Sahar (Cambridge Scholars Publishing, 2017-10-01)
    Capítol de llibre
    Accés restringit per política de l'editorial
    Developments in science and technology, demand-driven education and practices, climate change, the gradual decrease in natural resources, and economic constraints all combine to drive increased interest in research in ...
  • A Cross-layer architecture for DVB-S2 Broadband Satellite systems with QoS support 

    Rendón Morales, Elizabeth; Mata Diaz, Jorge; Muñoz Tapia, José Luis (Institute of Electrical and Electronics Engineers (IEEE), 2013)
    Text en actes de congrés
    Accés restringit per política de l'editorial
    In this paper we propose an architecture to provide Quality of Service (QoS) guarantees for DVB-S2 broadband satellite systems. The proposed architecture provides low complexity on its implementation and can seamlessly ...
  • A cross-layer energy-saving mechanism for an enhancement of 802.11 WLAN systems 

    Begoña, Otal; Alonso Zárate, Luis Gonzaga (Institute of Electrical and Electronics Engineers (IEEE), 2004)
    Comunicació de congrés
    Accés restringit per política de l'editorial
    Most multiple access collision avoidance-based (MAC) protocols for WLAN systems have been using fixed transmission power and have not considered energy-saving techniques targeted on channel estimation models. In order to ...
  • A cross-layer scheduling algorithm for DQCA-based WLAN systems with heterogeneous voice-data traffic 

    Kartsakli, Elli; Cateura, Alex; Verikoukis, Christos; Alonso Zárate, Luis Gonzaga (ieee, 2005-09-30)
    Comunicació de congrés
    Accés restringit per política de l'editorial
    This paper proposes a cross-layer priority-based scheduling algorithm for WLAN systems using the DQCA MAC protocol where heterogeneous voice-data traffic is present. In this algorithm voice users have always the highest ...
  • A cross-layer scheduling strategy for the downlink of a MIMO-OFDMA system with heterogeneous traffic 

    Tralli, V.; Pérez Neira, Ana Isabel; Henarejos, P. (2009)
    Text en actes de congrés
    Accés obert
    in this paper we propose and investigate a cross-layer multiuser scheduling strategy for the support of heterogeneous traffic in the downlink of a MIMO-OFDMA system. It jointly considers different objectives: maximize ...
  • A cross-sectional study comparing strength profile of dorsal and palmar flexor muscles of the wrist in epicondylitis and healthy men 

    Unyó, Carme; Chaler Vilaseca, Joaquim Lluís; Rojas Martínez, Mónica; Pujol Medina, Eduard; Müller, Bertram; Garreta, Roser; Mañanas Villanueva, Miguel Ángel (2013-08)
    Article
    Accés obert
    Background: Strength training has been proposed by several authors to treat Lateral Epicondylitis. However, there is still a lack of information concerning muscle weakness and its relationship to imbalances and fatigability ...
  • A crosstalk latch circuit design 

    Rubio Sola, Jose Antonio; Pons Nin, Joan; Anglada, Raimon (Institute of Electrical and Electronics Engineers (IEEE), 1990)
    Text en actes de congrés
    Accés restringit per política de l'editorial
    A D-latch sequential circuit design is presented that exhibits an elevated degree of tolerance to common and differential mode noise in the clock lines. The circuit tolerates noise voltages in the clock signals in the range ...
  • A cryptographic solution for private distributed simple meeting scheduling 

    Herranz Sotoca, Javier; Matwin, Stan; Meseguer González, Pedro; Nin Guerrero, Jordi (IOS Press, 2009)
    Text en actes de congrés
    Accés obert
    Meeting scheduling is a suitable application for distributed computation motivated by its privacy requirements. Previous work on this problem have considered some cryptographic and conceptually clear approach to solve a ...