Now showing items 21-27 of 27

    • Portable 3D-printed sensor to measure ionic strength and pH in buffered and non-buffered solutions 

      Mehrdel, Pouya; Karimi, Shadi; Farré Lladós, Josep; Casals Terré, Jasmina (2020-01-01)
      Restricted access - publisher's policy
      A miniaturized 3D-printed device has been designed, manufactured and validated to perform as a low-cost sensor for compositional analysis of buffered and non-buffered solutions in industrial or remote areas. The proposed ...
    • Preliminary results of the development of a multispectral imaging system for colour measurements 

      Lasarte Rigueiro, Marta de; Pujol Ramo, Jaume; Arjona Carbonell, Mª Montserrat; Vilaseca Ricart, Meritxell (2007)
      Conference report
      Open Access
    • Spectroscopy as a tool for the restoration of stained glass windows 

      Fuentes Marigo, Eduard (Universitat Politècnica de Catalunya, 2011-07-19)
      Master thesis (pre-Bologna period)
      Open Access
      Covenantee:   Vrije Universiteit Brussel
      English: The application of non-invasive analytical techniques is an essential part of the ongoing process of restoration and conservation. These techniques can detect a variety of attributes of pieces forming part of the ...
    • Study and Implementation of ionic liquids in paper-based analytical device. 

      Lorente Soteras, Itzel (Universitat Politècnica de Catalunya, 2018-03)
      Master thesis
      Restricted access - author's decision
      In this work, the implementation of plasticized ISOs (Ion Selective Optodes) combined with an ionic liquid (IL) into PADs (Paper-based Analytical Devices) for selective colorimetric determination of anions (e.g. Chloride ...
    • Suitability of school textbooks for 5 to 7 year old children with colour vision deficiencies 

      Torrents Gómez, Aurora; Bofill Gracià, Francesc; Cardona Torradeflot, Genís (2011-10)
      Restricted access - publisher's policy
      The aim of the present study was to determine, through colorimetric analysis, whether school textbooks for children aged 5 to 7 years contained tasks requiring normal colour vision discrimination for their resolution. ...
    • The minimum number of measurements for colour, sparkle, and graininess characterisation in gonio-apparent panels 

      Chorro Calderón, Elisabet; Perales Romero, Esther; Burgos Fernández, Francisco Javier; Gómez Lozano, Omar; Vilaseca Ricart, Meritxell; Viqueira, Valentín; Pujol Ramo, Jaume; Martínez Verdú, Francisco Miguel (2015-08-01)
      Open Access
      Materials with new visual appearances have emerged over the last few years. In the automotive industry in particular there is a growing interest in materials with new effect finishes, such as metallic, pearlescent, sparkle, ...
    • Visual and Instrumental Assessments of Color Differences in Automotive Coatings 

      Gómez, Omar; Perales Romero, Esther; Chorro Calderón, Elisabet; Burgos Fernández, Francisco Javier; Viqueira, Valentín; Vilaseca Ricart, Meritxell; Martínez Verdú, Francisco Miguel; Pujol Ramo, Jaume (2015-06-23)
      Open Access
      The interest in gonioapparent pigments (metallic, pearlescent, interference, or diffractive) has increased in the last few years, especially for applications in the automotive industry. To assure a proper characterization ...