Now showing items 1-20 of 22

    • A cross-anisotropic formulation for elasto-plastic models 

      Mánica Malcom, Miguel Ángel; Gens Solé, Antonio; Vaunat, Jean; Ruiz Restrepo, Daniel Felipe (2016-06)
      Article
      Restricted access - publisher's policy
      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 ...
    • Angular control of anisotropy-induced bound states in the continuum 

      Mukherjee, Samyobrata; Gomis Bresco, Jordi; Pujol Closa, Maria del Pilar; Artigas García, David; Torner Sabata, Lluís (2019-11-01)
      Article
      Open Access
      Radiation of leaky modes existing in anisotropic waveguides can be cancelled by destructive interference at special propagation directions relative to the optical axis orientation, resulting in fully bound states surrounded ...
    • Anisotropic features on the thermal conductivity of a deep argillaceous formation 

      Romero Morales, Enrique Edgar; Sau Valenzuela, Núria; Lima, Analice; Van Baelen, H; Sillen, X.; Li, Xiang Ling (IOS Press, 2015)
      Conference report
      Restricted access - publisher's policy
      An experimental study on Ypresian clays – one of the potential deep and sedimentary clay formations in Belgium for the geological disposal of heat-emitting radioactive waste – has been undertaken to systematically study ...
    • Caracterització de l'anisotropia dels acers inoxidables dúplex mitjançant assaigs micromecànics 

      Gil López, Xavier (Universitat Politècnica de Catalunya, 2017-10-03)
      Bachelor thesis
      Open Access
      Els acers inoxidables dúplex posseeixen una microestructura bifàsica composta de ferrita i austenita, presents en proporcions similars. El seu interès industrial rau en el bon compromís entre propietats mecàniques i ...
    • Comportamiento dinámico de placas anisótropas con distinas combinaciones de las clásicas condiciones de borde 

      Ciancio, Patricia M.; Rossit, Carlos A.; Laura, Patricio A. A. (Universitat Politècnica de Catalunya, 2007)
      Article
      Open Access
      En el presente trabajo se determinan las frecuencias naturales de vibración en placas delgadas rectangulares anisótropas, sustentadas en sus cuatro bordes por combinaciones diferentes de las clásicas condiciones de vínculos. ...
    • Efecte de l'anisotropia dels teixits de calada sobre el comportament del caient 

      López Pozo, Irene (Universitat Politècnica de Catalunya, 2015-06)
      Bachelor thesis
      Open Access
    • Estudi de l'efecte de l'anisotropia sobre el comportament electroplàstic d'aliatges d'alumini 

      Fernández Cobos, Adrià (Universitat Politècnica de Catalunya, 2016-04-26)
      Bachelor thesis
      Open Access
      En aquest treball s’ha investigat si el fenomen de la electroplasticitat en provetes de microtracció es veu afectat per la influència de la direcció de laminació del material i la velocitat d’assaig durant la tracció. El ...
    • Estudio de la anisotropia y homogeneidad del hormigón proyectado 

      Gámez Rey, Mauricio (Universitat Politècnica de Catalunya, 2017-05)
      Master thesis
      Restricted access - author's decision
      A través de los años se ha visto de manera muy notable la utilización de mezclas proyectadas para diferentes tipos de construcción, como túneles, refuerzo de taludes, además de construcción de viviendas proyectadas, entre ...
    • Existence loci of bound states in the continuum in the parameter space of anisotropic planar structures 

      Mukherjee, Samyobrata; Gomis Bresco, Jordi; Pujol Closa, Maria del Pilar; Artigas García, David; Torner Sabata, Lluís (Optical Society of American (OSA), 2019)
      Conference lecture
      Open Access
      Bound states in the continuum (BICs), first predicted in the field of quantum physics [1], are localized radiationless states existing in the part of the spectrum that corresponds to radiative modes. BICs are a general ...
    • Glassy Anomalies in the Low-Temperature Thermal Properties of a Minimally Disordered Crystalline Solid 

      Gebbia, Jonathan Fernando; Ramos, M. A.; Szewczyk, Daria; Jezowski, Andrzej; Krivchikov, Alexander; Horbatenko, Y.V; Guidi, T.; Bermejo, F. J.; Tamarit Mur, José Luis (2017-11-21)
      Article
      Open Access
      The low-temperature thermal and transport properties of an unusual kind of crystal exhibiting minimal molecular positional and tilting disorder have been measured. The material, namely, low-dimensional, highly anisotropic ...
    • Multi Jet Fusion PA12 manufacturing parameters for watertightness, strength and tolerances 

      Morales Planas, Sergio; Minguella Canela, Joaquim; Llumà Fuentes, Jordi; Travieso Rodriguez, Jose Antonio; García Granada, Andrés-Amador (Multidisciplinary Digital Publishing Institute (MDPI), 2018-08-18)
      Article
      Open Access
      The aim of this paper is to explore the watertightness behaviour for high pressure applications using Multi Jet Fusion technology and polyamide 12 as a material. We report an efficient solution for manufacturing functional ...
    • New evidence of visual space anisotropy with autostereograms 

      Lupón Bas, Núria; Torrents Gómez, Aurora; Cardona Torradeflot, Genís; da Silva, José Aparecido; Aznar-Casanova, J. Antonio (2014-11-25)
      Article
      Open Access
    • Nuevas evidencias de la anisotropía del espacio visual en el juicio de distancias en profundidad 

      Lupón Bas, Núria; Torrents Gómez, Aurora; Aznar Casanova, José Antonio (2013-03-05)
      Article
      Open Access
    • Plastic deformation induced anisotropy in metallic glasses: A molecular dynamics study 

      Velasco Cruz, Jorge Enrique; Concustell, Amadeu; Pineda Soler, Eloi; Crespo Artiaga, Daniel (2017-06-15)
      Article
      Open Access
      The atomic structure of a Cu13Ni34Pd53 metallic glass was studied by molecular dynamics simulation at different temperatures along a shear deformation cycle. A simulation box of 1 million atoms was deformed in the x axis ...
    • Scaling of a slope: the erosion of tilted landscapes 

      Pastor Satorras, Romualdo; Rothman, Daniel H. (1998-11)
      Article
      Open Access
      We formulate a stochastic equation to model the erosion of a surface with fixed inclination. Because the inclination imposes a preferred direction for material transport, the problem is intrinsically anisotropic. At zeroth ...
    • Stochastic equation for the erosion of inclined topography 

      Pastor Satorras, Romualdo; Rothman, Daniel H. (American Institute of Physics (AIP), 1998-05-11)
      Article
      Open Access
      We present a stochastic equation to model the erosion of topography with fixed inclination. The inclination causes the erosion to be anisotropic. A zero-order consequence of the anisotropy is the dependence of the prefactor ...
    • 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)
      Article
      Open Access
      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 ...
    • Temperature Imaging around Plasmonic Structures 

      Donner, Jon Sean (Universitat Politècnica de Catalunya, 2010-06-03)
      Master thesis
      Open Access
      In the course of this work a novel microscope was constructed that is able to obtain a temperature map on the micro and nanoscale. The principle is demonstrated by presenting thermal maps of heated gold micro and nano ...
    • Topological properties of bound states in the continuum in geometries with broken anisotropy symmetry 

      Mukherjee, Samyobrata; Gomis Bresco, Jordi; Pujol Closa, Maria del Pilar; Artigas García, David; Torner Sabata, Lluís (2018-12-18)
      Article
      Open Access
      Waveguiding structures made of anisotropic media support bound states in the continuum (BICs) that arise when the radiation channel of otherwise semileaky modes is suppressed. Hitherto, only structures with optical axes ...
    • Topological sensitivity analysis in heterogeneous anisotropic elasticity problem: theoretical and computational aspects 

      Giusti, Sebastian Miguel; Ferrer Ferré, Àlex; Oliver Olivella, Xavier (2016-11)
      Article
      Open Access
      The topological sensitivity analysis for the heterogeneous and anisotropic elasticity problem in two-dimensions is performed in this work. The main result of the paper is an analytical closed-form of the topological ...