Now showing items 1-20 of 49

  • Ageing of resin from Pinus species assessed by infrared spectroscopy 

    Beltran Sanchidrian, Victòria; Salvadó Cabré, Nativitat; Buti Papiol, Salvador; Pradell Cara, Trinitat (2016-04-06)
    Article
    Open Access
    Resins obtained from Pinus genus species have been widely used in very different fields throughout history. As soon as the resins are secreted, molecular changes start altering their chemical, mechanical and optical ...
  • Análisis arqueométrico de la cerámica dorada andalusí de la Alcazaba de Onda (Castellón) 

    Molera Marimon, Judit; Pérez Asensio, José Noel; Pradell Cara, Trinitat; Molina Giralt, Glòria; Estall-Poles, V. (2012)
    Conference report
    Open Access
    In the present article there are exposed the results of the analysis of the bodies and the glazes of 21 ceramic representative fragments of a set found in the excavations of the Alcazaba of Onda and that can be dated in ...
  • Chemical Changes in Pictorial Models: Characterization by FT-IR Spectroscopy 

    Urbina, Veronica; Pradell Cara, Trinitat; Salvadó Cabré, Nativitat; Buti Papiol, Salvador; Ruvalcaba, José Luis (2009)
    Conference report
    Restricted access - publisher's policy
    In order to understand the interaction between copper containing pigments and the organic binders in paintings, as well as reaction/alteration products, a series of pictorial models have been prepared and ...
  • Cloisonné stained glass: material analysis and conservation issues 

    Pradell Cara, Trinitat; Bonet, Jordi (2014-01-01)
    Article
    Restricted access - publisher's policy
  • Composition, nanostructure, and optical properties of silver and silver-copper lusters 

    Pradell Cara, Trinitat; Pavlov, R.S.; Gutiérrez Repiso, Carolina; Climent Font, Aurelio; Molera Marimon, Judit (American Institute of Physics (AIP), 2012-09-01)
    Article
    Open Access
    Lusters are composite thin layers of coinage metal nanoparticles in glass displaying peculiar optical properties and obtained by a process involving ionic exchange, diffusion, and crystallization. In particular, the origin ...
  • Estudi de les colradures sobre or i plata del retaule barroc de sant Ruf de la catedral de Santa Maria de Tortosa 

    Clemente Martínez, Carme; Salvadó Cabré, Nativitat; Buti Papiol, Salvador; Pradell Cara, Trinitat (2015-07)
    Article
    Open Access
    Els segles XVII i XVIII són el moment de màxim esplendor a tota Europa en l’ús de les colres de colors. La tècnica de les colres de colors sobre fulls d’or o plata de l’època barroca està poc estudiada des del punt de ...
  • Fe in P-doped basaltic melts: a Mössbauer spectroscopy study 

    Tarragó Aymerich, Mariona; García-Vallès, Maite; Méndez Martínez, Salvador; Pradell Cara, Trinitat; Bruna Escuer, Pere (2018-10-01)
    Article
    Restricted access - publisher's policy
    The addition of P to a basalt causes a change in the environment of Fe. At low P contents iron is located in the glass structure and the Fe3+/Fe2+ ratio is about 80/20. Further addition of P causes a collapse of the glass ...
  • Final exam 

    Pineda Soler, Eloi; Pradell Cara, Trinitat (Universitat Politècnica de Catalunya, 2015-01-12)
    Exam
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  • Final exam 

    Pineda Soler, Eloi; Pradell Cara, Trinitat (Universitat Politècnica de Catalunya, 2017-01-09)
    Exam
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  • Final exam 

    Pineda Soler, Eloi; Pradell Cara, Trinitat (Universitat Politècnica de Catalunya, 2018-01-10)
    Exam
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  • Final exam 

    Pineda Soler, Eloi; Pradell Cara, Trinitat (Universitat Politècnica de Catalunya, 2016-01-15)
    Exam
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  • Final TCSB 

    Pradell Cara, Trinitat; Pineda Soler, Eloi; López Codina, Daniel (Universitat Politècnica de Catalunya, 2011-06-14)
    Exam
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  • Final TMSB 

    Pradell Cara, Trinitat; Pineda Soler, Eloi (Universitat Politècnica de Catalunya, 2017-01-20)
    Exam
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  • Final TMSB 

    Pineda Soler, Eloi; Pradell Cara, Trinitat (Universitat Politècnica de Catalunya, 2016-01-15)
    Exam
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  • Glaze production at an early Islamic workshop in al-Andalus 

    Salinas Pleguezuelo, María Elena; Pradell Cara, Trinitat; Molera Marimon, Judit (2018-06-26)
    Article
    Open Access
    The study and analysis of the materials found in one of the earliest Islamic glazed ceramics workshop in al-Andalus (Pechina) dating from the second half of the 9th century, including fritting vessels, kiln furniture, ...
  • Identification of reaction compounds in micrometric layers from gothic paintings using combined SR-XRD and SR-FTIR 

    Salvadó Cabré, Nativitat; Buti Papiol, Salvador; Nicholson, J; Emerich, H; Labrador, A; Pradell Cara, Trinitat (2009-07)
    Article
    Restricted access - publisher's policy
    Synchrotron radiation X-ray diffraction ( -SR-XRD) and Fourier transform infrared spectroscopy ( -SRFTIR) are used in the non-destructive identification of reaction and aging compounds from micrometric ancient painting ...
  • Jun ware glazes: Chemistry, nanostructure and optical properties 

    Jiayu, Hou; Pradell Cara, Trinitat; Yuan, Li; Jianmin, Miao (Elsevier, 2018-09-13)
    Article
    Restricted access - publisher's policy
    A set of the Classic and official Jun ware shards found at various kilns at Yuzhou (Henan) are analyzed. The blue color and milky appearance of the glazes subject of intense debate as being due to either the glaze nanostructure ...
  • Low molecular weight organic acid salts, markers of old fungi activity in wall paintings 

    Salvadó Cabré, Nativitat; Buti Papiol, Salvador; Pradell Cara, Trinitat; Beltran Sanchidrian, Victòria; Cinque, Gianfelice; Juanhuix, Jordi; Font, Lídia; Senserrich, Rosa (2016-02-21)
    Article
    Open Access
    Micro-Infrared Spectroscopy (mSR-FTIR) and X-ray diffraction (mSR-XRD) with synchrotron light, Gas Chromatography/Mass Spectrometry (CG/MS), Optical Microscopy (OM) and Scanning Electron Microscopy (SEM/EDS) were used ...
  • Lustre and glazed ceramic collection from Mas Llorens, 16-17th centuries (Salt, Girona). Provenance and technology 

    Molera Marimon, Judit; Iñañez, Javier G.; Molina Giralt, Glòria; Burch, Josep; Alberch, Xavier; Glascock, Michael D; Pradell Cara, Trinitat (2015-04-01)
    Article
    Open Access
    Lustre pottery unearthed at Mas Llorens constitutes one of most interesting collections of late 16th and early 17th centuries lustre pottery from Catalonia. The collection is formed by an unparalleled set of more than 200 ...
  • Markers, reactions, and interactions during the aging of pinus resin assessed by Raman spectroscopy 

    Beltran Sanchidrian, Victòria; Salvadó Cabré, Nativitat; Buti Papiol, Salvador; Cinque, Gianfelice; Pradell Cara, Trinitat (2017-04-28)
    Article
    Restricted access - publisher's policy
    The resin extracted from the species of the Pinus genus (Pinaceae family) is a widely used material. Primarily, resins are made up of two types of diterpenoids: abietanes and pimaranes. Their composition changes with aging, ...