Now showing items 1-14 of 14

    • Characterization of nanoparticles deposition with electrospray 

      Coll Valentí, Arnau (Universitat Politècnica de Catalunya, 2010-09)
      Master thesis
      Open Access
      Nowadays the nanotechnology is pushing hard in almost every direction of the technology. Creating patterns with nanoparticles would be a very useful technique in order to manipulated nanoparticles. Here comes the ...
    • Comportamiento a la fractura de composites con matriz de poliestireno 

      Jiménez Arevalo, Omar Aconeltzin (Universitat Politècnica de Catalunya, 2003-02-05)
      Doctoral thesis
      Open Access
      El objetivo de este trabajo se centra en la evaluación de las propiedades mecánicas de materiales poliméricos a altas velocidades de solicitación, planteándose para ello el uso de modelos no lineales y no conservativos ...
    • Comportamiento mecánico y fractura de mezclas de poliestireno y microesferas de vidrio 

      Sánchez Soto, Miguel (Universitat Politècnica de Catalunya, 2000-10-31)
      Doctoral thesis
      Open Access
      En esta Tesis se ha estudiado fundamentalmente el efecto que la introducción de una carga rígida formada por microesferas de vidrio tiene sobre las propiedades mecánicas y sobre la fractura de los compuestos poliestireno ...
    • Composition determination of rubber blends by applying differential scanning calorimetry and SPA-PLS treatment 

      Riba Ruiz, Jordi-Roger; Mansilla, Marcela Ángela; Canals, Trini; Cantero, Rosa (2019-01-07)
      Article
      Open Access
      This paper proposes an innovative approach to determine the composition of natural rubber (NR) and styrene butadiene rubber (SBR) blends from the analysis of the data provided by the differential scanning calorimetry (DSC) ...
    • Descripción de una planta para la obtención de poliestireno de alto impacto 

      Maynegre Santiago, Judit (Universitat Politècnica de Catalunya, 2009-06-18)
      Master thesis (pre-Bologna period)
      Open Access
      L’objectiu d’aquest projecte consisteix en el disseny d’una planta per la producció de 50.000 tonelades/any de poliestirè d’alt impacte (HIPS). L’estudi s’ha realitzat per obtenir un producte estàndard amb un contingut en ...
    • Development of novel nanostructured devices for photonic touch sensing 

      Grau Martínez, Alberto (Universitat Politècnica de Catalunya, 2021-07-10)
      Master thesis
      60 months embargo
      In this work the first attempt of developing a novel pressure sensor based on the use of ordered nanostructures embedded on a custom made PDMS optical fiber is shown. When building a nanostructure, the order highly affects ...
    • Diseño, prototipado y validación funcional de una CNC de porex de 4 ejes 

      Gómez López, Víctor (Universitat Politècnica de Catalunya, 2019-06-10)
      Bachelor thesis
      Open Access
      Se propone diseñar y prototipar una máquina que permita el control de 4 ejes de movimiento mediante placas low cost tipo ARDUINO, RASPBERRY-PI, así como el diseño del hardware de la maquina. Se propone que el diseño permita ...
    • Fabrication of photonic devices based on nanosphere colloidal suspensions for sensing applications 

      Linares Quirós, Fernando (Universitat Politècnica de Catalunya, 2021-07-20)
      Master thesis
      60 months embargo
      In this thesis work we will fabricate different types of colloidal crystals, made of electrosprayed layers of polystyrene nanospheres of 300nm size, some of them with an upper deposition of alumina (Al2O3). The colloidal ...
    • Influence of the notch-sharpening technique on styrene-acrylonitrile fracture behavior 

      Martínez Benasat, Antonio; Salazar López, Alicia; León, N.; Illescas Fernandez, Silvia; Rodríguez Pérez, Jesús (2016-08-20)
      Article
      Open Access
      The Centre Catala del Plastic and Universidad Rey Juan Carlos laboratories joined forces to investigate the effect of the notch-sharpening technique on the fracture parameters of styrene-acrylonitrile. Contact notch-sharpening ...
    • Influencia de polímeros convencionais e condutor em membranas cátion-seletivas: Síntese e caracterizaçao 

      Müller, Franciélli; Ferreira, Carlos; Armelín Diggroc, Elaine Aparecida; Alemán Llansó, Carlos; Schramm, Juliana (2011)
      Conference lecture
      Open Access
      Tecnologia de membranas vem recebendo muita atenção nos últimos anos, tanto da indústria quanto de centros de pesquisas, devido à necessidade de versatilidade e desenvolvimento de processos econômicos de separação. Neste ...
    • Màquina de tallar perfils aerodinàmics en escuma de poliestirè 

      Ayneto Pou, Jordi (Universitat Politècnica de Catalunya, 2006-05)
      Master thesis (pre-Bologna period)
      Open Access
    • Modelling and simulation of nano-materials for robotic sensors 

      Fito Estevan, Vicente (Universitat Politècnica de Catalunya, 2021-07-20)
      Master thesis
      36 months embargo
      Nano-structures based on polystyrene nanostructures are studied in this work as a possibility for developing a synthetic skin sensible to pressure. Simulations of nano-materials based in polystyrene nano-spheres of different ...
    • New masking methods for nano-structured optical surfaces with antireflective and superhydrophobic properties 

      Casademont Cavero, Maria (Universitat Politècnica de Catalunya, 2014-09-08)
      Master thesis
      Open Access
      [ANGLÈS] In this Thesis, three new masking techniques are studied and developed to nano-structure optical surfaces. The three nano-structuring techniques can provide antireflection and/or superhydrophobic behaviour. ...
    • Poliestireno de alto impacto (HIPS) 

      Tutusaus Domingo, Vanessa (Universitat Politècnica de Catalunya, 2006)
      Master thesis (pre-Bologna period)
      Open Access
      Primerament, és important definir el principal objectiu d’aquest projecte, aquest consisteix en el disseny d’una planta per a la producció de 50.000 tonelades/any de poliestiré d’alt impacte (HIPS). L’estudi s’ha realitzat ...