Now showing items 1-20 of 31

  • 3D printing of TiO2 photocatalysts for hydrogen production 

    Nigorra Barceló, Joan (Universitat Politècnica de Catalunya, 2019-06)
    Bachelor thesis
    Open Access
    This project consists in the production of pure hydrogen through a photocatalytic process. A series of models of different shapes and sizes have been printed using a 3D printer, which were made up of Pt / TiO2. The objective ...
  • 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 ...
  • Antenes de Grafè Fractal orientades a Network-on-Chip 

    Martinavarro Armengol, Àlex (Universitat Politècnica de Catalunya, 2018-02)
    Bachelor thesis
    Open Access
    Covenantee:  NanoNetworking Center in Catalunya
    This work treats in depth the possibility and restrictions of making antennas in order to communicate the cores of a massive multicore processor. Since these must be commensurable with the processor, we will perform ...
  • Computational Techniques for LED Optical Microcavities 

    García Santiago, Xavier (Universitat Politècnica de Catalunya, 2015-06-03)
    Master thesis (pre-Bologna period)
    Restricted access - confidentiality agreement
  • Depósito y caracterización de capas de Teflón sobre Silicio para la realización de dispositivos EWOD 

    Hernandez Coarasa, Antonio (Universitat Politècnica de Catalunya, 2011-06-14)
    Master thesis (pre-Bologna period)
    Open Access
    Català: Estudi de diferents mètodes de dipòsit de tefló i el seu efecte sobre la funcionabilitat final d'un sistema basat en la tecnologia EWOD
  • Dielectric metal dielectric antireflection plasmonic layers 

    Ros Costals, Eloi (Universitat Politècnica de Catalunya, 2017-06)
    Bachelor thesis
    Open Access
    Dielectric/Metal/Dielectric structures using Transition Metal Oxides (TMOs) as a dielectric layer and very thin-film layers of metal will be fabricated and their opto-electrical properties evaluated. In particular, ...
  • Diseño y fabricación mediante electrospray de cristales fotónicos Tandem 

    Bonfill Martorell, Clara (Universitat Politècnica de Catalunya, 2016)
    Master thesis (pre-Bologna period)
    Restricted access - author's decision
  • Enhancement of absorption and nonlinearities in nanostructures and metamaterials 

    Solerdelcoll i Vila, Núria (Universitat Politècnica de Catalunya, 2019-06-26)
    Bachelor thesis
    24 months embargo
    Humans have lived hand in hand with light since the beginning of time. The more the knowledge and technology advances, the more discoveries and applications involving electromagnetic waves are found and created. This thesis ...
  • Exploring ways towards the excitation and amplification of surface plasmon-polaritons 

    Martínez Soto, Gonzalo (Universitat Politècnica de Catalunya, 2015-05)
    Master thesis (pre-Bologna period)
    Open Access
    Covenantee:  State University of New York at Buffalo
    With the rapidly increasing demand for smaller and faster technology in the world of telecommunications over the past few years, there has come a time for nanotechnology to take over. Nanotechnology will provide with a new ...
  • Fabricating large area electrospray devices 

    Vives Martorell, Jordi (Universitat Politècnica de Catalunya, 2017-01)
    Bachelor thesis
    Open Access
  • Graphene-enabled Photonic Networks On-Chip 

    Hurtado Martínez, David (Universitat Politècnica de Catalunya, 2015-02)
    Bachelor thesis
    Restricted access - confidentiality agreement
  • Hole-selective contacts by RF magnetron sputtering for silicon heterojunction solar cell structures 

    Perea Causín, Raül (Universitat Politècnica de Catalunya, 2017-06)
    Bachelor thesis
    Open Access
    Research in photovoltaic devices is focusing towards cost-effective technologies to compete with traditional energy sources. In this sense, silicon heterojunction (SHJ) solar cells have excelled owing to their high efficiency ...
  • Investigation of Cathodoluminescence emission from Si and Au/Si nanostructures 

    Vila Gracia, Yago Nel (Universitat Politècnica de Catalunya, 2017-06)
    Bachelor thesis
    Open Access
    Covenantee:  King's College London
    Both high refractive index dielectric and plasmonic materials have proved being able to confine and direct light in the nanoscale. Thus, a complete investigation and comprehension of the plasmonic and optical excitation ...
  • Ionic liquid gating in encapsulated hBN/MoS2/hBN devices 

    Rodan Legrain, Daniel (Universitat Politècnica de Catalunya, 2016-05-25)
    Bachelor thesis
    Open Access
    Covenantee:  Massachusetts Institute of Technology
    The ability to produce few-atoms-thick two-dimensional materials of high quality such as graphene, transition-metal dichalcogenides and hexagonal boron nitride is a major improvement in condensed-matter physics and in ...
  • Light scattering self-assembled nanostructures for optoelectronic devices 

    Grande, Adrián (Universitat Politècnica de Catalunya, 2018-06)
    Bachelor thesis
    Open Access
    Covenantee:  Karlsruher Institut für Technologie. Licht nutzen und erforschen
    Light management based on nanostructured surfaces has been proved to be one of the most promising solutions for improving light absorption in thin film solar cells and light out- coupling in OLEDs. In this work, quasi-random ...
  • Liquid pixel based on electrowetting on dielectric 

    Gambón Brú, Germán (Universitat Politècnica de Catalunya, 2015-09-17)
    Master thesis
    Open Access
    In this thesis, a millimeter-scale liquid pixel based on EWOD and intended for optics applications is theoretically studied, fabricated in a clean room using standard microtechnology processes, and tested in the laboratory ...
  • Log-periodic optical antennas 

    Pavlov, Radostin Stefanov (Universitat Politècnica de Catalunya, 2011-09-07)
    Master thesis
    Open Access
    English: In recent years optical antennas have been attracting very strong interest due to the unique possibilities they offer for manipulating light on a sub-wavelength scale. Most published work deals with relatively ...
  • Modelización de un haz de rayos a través de una lente líquida 

    Calzada Salvia, Xavier (Universitat Politècnica de Catalunya, 2014-07-22)
    Bachelor thesis
    Open Access
    [ANGLÈS] This work is part of a larger project carried out by the Department of Electronic Engineering at the Polytechnic University of Catalonia, which aims to create prototypes of liquid lenses capable of varying its ...
  • Modification of ceria with enhanced catalytic properties 

    Navarro Acero, Pablo (Universitat Politècnica de Catalunya, 2019-06)
    Bachelor thesis
    12 months embargo
    Ceria has been studied during the last decades due to its unique properties and their corresponding applications. Is an important material in industry, state of the art energy research, optics and biomedicine, among other ...
  • Multi-layered nanodevices for biomedical applications 

    Cuesta Arcos, Sergi (Universitat Politècnica de Catalunya, 2018-06)
    Bachelor thesis
    Open Access
    In this Bachelor thesis, a novel method to fabricate a self-supporting multi-layered nanomembrane is presented. Three designs with different polymeric materials were prepared and studied to select the most optimal multi-layered ...