Recent Submissions

  • Improving the quality of a tv sports production using custom polarizing filters 

    Alonso Mendoza, Jordi (Universitat Politècnica de Catalunya, 2015-02-26)
    Master thesis
    36 months embargo
    [ANGLÈS] Wooden polished floors of indoor stadiums, united to the light requirements of a nowadays broadcast production of live TV sport contents, come with a big issue: unwanted glares and reflections from the powerful ...
  • Development of a new Confocal Tracking sensor for shape measurement of optical surfaces 

    Sánchez Laforet, Albert (Universitat Politècnica de Catalunya, 2015-02-26)
    Master thesis
    24 months embargo
    [ANGLÈS] In this thesis work, a new contact sensor applied to the shape measurement of optical surfaces is presented. This contact sensor is based on confocal tracking technology. This technique consists on tracking the ...
  • Design of an integrated coherent receiver with polarization diversity 

    Villalba Jiménez, Isabel María (Universitat Politècnica de Catalunya, 2014-11-17)
    Master thesis
    Open Access
    [ANGLÈS] In this master thesis it has been designed a multimode interference device with great features, great bandwidth and strongly insensitive to hardware impairments. The device implements a 120º hybrid which may be ...
  • Single-Element Nanoantennas for Ultradirective Emission 

    Saggau, Christian Niclaas (Universitat Politècnica de Catalunya, 2014-11-17)
    Master thesis
    Open Access
    In this report we discuss the possibility of obtaining directional emission through the near-field interference of simultaneously driven electric and magnetic dipole moments in a nanoantenna. Further we discuss which phase ...
  • Thermodynamic analysis of a DNA hairpin using optical tweezers 

    Rico Pastó, Marc (Universitat Politècnica de Catalunya, 2014-11-17)
    Master thesis
    Open Access
    [ANGLÈS] Since their invention 30 years ago, optical traps have emerged as a powerful tool in physics and biology. Capabilities of optical traps have rapidly evolved to study molecular and atomic systems. In this work we ...
  • Modelling of general relativity phenomena with photonics 

    Fernández Núñez, Isabel Dèlia (Universitat Politècnica de Catalunya, 2014-07-18)
    Master thesis
    Open Access
    [ANGLÈS] Metamaterials are man-made artificial materials whose electromagnetic parameters the permittivity and permeability are determined by its internal structure rather than their substance. An analogy between the ...
  • Optomechanics using localized excitons in suspended carbon nanotubes 

    Morell Bennasser, Nicolás (Universitat Politècnica de Catalunya, 2014-09-10)
    Master thesis
    36 months embargo
    Carbon nanotubes have generated a huge research interest in the last two decades. It can be seen as a wire with a diameter of about 1 nm. Because of this reduced dimensionality, nanotubes offer unique scientific and ...
  • LCD handheld displays characterization by means of the MTF measurement 

    Martínez Navarro, Beatriz (Universitat Politècnica de Catalunya, 2014-09-09)
    Master thesis
    Open Access
    [ANGLÈS] The MTF of the display devices can be calculated using different methods. Among them, the square-wave and the LSF inputs are the most used. In this work, the MTF of three handheld devices (two tablets and a smart ...
  • Tuneable and portable Lighting system for Visible Light Communications (TP-VLC) 

    Verge Salvado, Blai (Universitat Politècnica de Catalunya, 2014-09-08)
    Master thesis
    Open Access
    [ANGLÈS] This work presents a low cost prototype implementing new IEEE 802.15.7 standard for Visible Light Communications (VLC). Mbed development platform is used to implement the firmware controlling the system. The system ...
  • Development of a packaged optical fiber sensor for temperature measurements in multiple environments 

    Costa Jimeno, Néstor (Universitat Politècnica de Catalunya, 2014-09-08)
    Master thesis
    60 months embargo
    [ANGLÈS] In this thesis, the design, fabrication and characterization of thermal optical probes based on Fiber Bragg Gratings are presented. The main focus was the optimization and manufacturing of a proper package for ...

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