Now showing items 1-20 of 43

    • 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 ...
    • Application of infrared spectroscopy (FTIR and NIR) in vegetable tanning process control 

      Canals Parelló, Trini; Morera Prat, Josep Maria; Combalia Cendra, Felip; Bartolí Soler, Esther (2013-05)
      Article
      Restricted access - publisher's policy
      The tanning industry is currently influenced by the globalization of international markets. Competitiveness among industries has increased substantially. This therefore results in the need to further control the tanning ...
    • Application of multivariate analysis coupled with near infrared spectroscopy for characterization of dietary Omega - 3 oil supplements 

      Plans Pujolràs, Marçal (Universitat Politècnica de Catalunya, 2015-06)
      Master thesis
      Restricted access - author's decision
      Nowadays, consuming dietetic oils supplements has become a common way to intake some nutrients that are not part of the diet. Omega-3 is one of the most popular dietetic supplements. Omega-3 purification is normally achieved ...
    • Boson peak in transitionally ordered and orientationally disordered phases 

      Bernet Garcia, Marc (Universitat Politècnica de Catalunya, 2020-06)
      Bachelor thesis
      Open Access
      Covenantee:   Tsukuba Daigaku
      Los vidrios y cristales desordenados han sido objeto de debate debido a su comportamiento anormal en sus propiedades dieléctricas y termodinámicas. En el siguiente trabajo, se ha estudiado un conjunto de dos muestras que ...
    • Characterization of 2D macroporous silicon photonic crystals: improving the photonic band identification in angular-dependent reflection spectroscopy in the mid-IR 

      Král, Z; Ferré Burrull, José; Pallarès Marzal, Josep; Todorov Trifonov, Trifon; Rodríguez Martínez, Ángel; Alcubilla González, Ramón; Marsal, L F (2008-02)
      Article
      Restricted access - publisher's policy
      We report the experimental characterization of two-dimensional (2D) macroporous silicon photonic crystals using angular-dependent reflectance spectroscopy in the mid-IR region. We have investigated different sample structures ...
    • 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 ...
    • Circular economy of post-consumer textile waste: classification through infrared spectroscopy 

      Riba Ruiz, Jordi-Roger; Cantero, Rosa; Canals, Trini; Puig Vidal, Rita (2020-11-01)
      Article
      Restricted access - publisher's policy
      The textile and fashion industry is amongst the most resource-intensive and polluting industries, thus impacting the natural environment. During the last decades, there has been an increase in the manufacturing of textiles. ...
    • Comparative Study of Multivariate Methods to Identify Paper Finishes Using Infrared Spectroscopy 

      Riba Ruiz, Jordi-Roger; Canals Parelló, Trini; Cantero Gómez, María Rosa (2012-03-09)
      Article
      Open Access
      Recycled paper is extensively used worldwide. In the last decades its market has expanded considerably. The increasing use of recycled paper in papermaking has led to the production of paper containing several types of ...
    • Construction and calibration of a diffuse optical hybrid device for brain monitoring 

      García Sanz, María (Universitat Politècnica de Catalunya, 2016-06-20)
      Bachelor thesis
      Open Access
      The aim of this project is the development of a new portable, compact and user-friendly device suitable for the intensive care areas in the hospitals. The increasing presence of technical machinery in medical environments ...
    • Desarrollo y caracterización de nanocompuestos híbridos 

      Rodríguez Campillo, Jaime (Universitat Politècnica de Catalunya, 2014-06-10)
      Bachelor thesis
      Restricted access - author's decision
    • Detección del índice de curtición de pieles curtidas al vegetal mediante la espectroscopía infrarroja (FTIR) 

      Canals Parelló, Trini; Morera Prat, Josep Maria; Combalia Cendra, Felip; Bartolí Soler, Esther (2010)
      Article
      Restricted access - publisher's policy
      Se ha desarrollado un método analítico para determinar el índice de curtición (IC), así como de los parámetros asociados a su cálculo, mediante la técnica instrumental de la espectroscopía de infrarrojo medio con Transformada ...
    • Determinación del índice de curtición de pieles curtidas al vegetal mediante la espectroscopía infrarroja (FTIR) 

      Canals Parelló, Trini; Morera Prat, Josep Maria; Combalia Cendra, Felip; Bartolí Soler, Esther (2010-05-07)
      Conference report
      Open Access
      Se ha desarrollado un método analítico para determinar el índice de curtición (IC), así como de los parámetros asociados a su cálculo, mediante la técnica instrumental de la espectroscopía de infrrojo medio con Transformada ...
    • Determination of the recovered-fiber content in paperboard samples by applying mid-infrared spectroscopy 

      Riba Ruiz, Jordi-Roger; Canals Parelló, Trini; Cantero Gómez, María Rosa (2015-04-01)
      Article
      Open Access
      Paperboard is widely used in different applications, such as packaging and graphic printing, among others. Consumption of recycled paper is growing, which has led the paper-mill packaging industry to apply strict quality ...
    • Effective medium theories for nanocomposite characterization 

      González de Arrieta, Iñigo (2021-05-13)
      Conference lecture
      Open Access
    • EMIR, the GTC NIR multi-object imager-spectrograph 

      Garzón López, Francisco; Abreu Rodríguez, David; Barrera Ordóñez, Sonia; Becerril, Santiago; Cairós, Luz Mª; Díaz García, José Javier; Fragoso López, Ana B.; Gago Rodríguez, Fernando; Grange, Robert; González Fernández, Carlos; López Ramos, Pablo; Patrón Recio, Jesús; Pérez Espinós, Jaime; Rasilla Piñeiro, José Luis; Redondo Caicoya, Pablo; Restrepo, René; Saavedra Inarajo, Pablo; Sánchez de la Rosa, Vicente; Tenegui, Fabio; Vallbé Mumbrú, Marc (2007-06)
      Article
      Open Access
      EMIR, currently entering into its fabrication and AIV phase, will be one of the first common user instruments for the GTC, the 10 meter telescope under construction by GRANTECAN at the Roque de los Muchachos Observatory ...
    • EMIR, the GTC NIR multiobject imager-spectrograph 

      Garzón López, Francisco; Abreu Rodríguez, David; Barrera Ordóñez, Sonia; Becerril, Santiago; Cairós, Luz Mª; Díaz García, José Javier; Fragoso López, Ana B.; Gago Rodríguez, Fernando; Grange, Robert; González Fernández, Carlos; López Ramos, Pablo; Patrón Recio, Jesús; Pérez Espinós, Jaime; Rasilla Piñeiro, José Luis; Redondo Caicoya, Pablo; Restrepo, René; Saavedra Inarajo, Pablo; Sánchez de la Rosa, Vicente; Tenegui, Fabio; Vallbé Mumbrú, Marc (Springer, 2007)
      Conference report
      Restricted access - publisher's policy
      Espectrógrafo Multi-objecto InfraRojo (EMIR), currently entering into its fabrication and AIV phase, will be one of the first common user instruments for the GTC, the 10 m telescope under construction by GRANTECAN at the ...
    • EMIR: the GTC NIR multi-object imager-spectrograph 

      Garzón López, Francisco; Abreu Rodríguez, David; Barrera Ordóñez, Sonia; Becerril, Santiago; Cairós, Luz Mª; Díaz García, José Javier; Fragoso López, Ana B.; Gago Rodríguez, Fernando; Grange, Robert; González Fernández, Carlos; López Ramos, Pablo; Patrón Recio, Jesús; Pérez Espinós, Jaime; Rasilla Piñeiro, José Luis; Redondo Caicoya, Pablo; Restrepo, René; Saavedra Inarajo, Pablo; Sánchez de la Rosa, Vicente; Tenegui, Fabio; Vallbé Mumbrú, Marc (International Society for Photo-Optical Instrumentation Engineers (SPIE), 2006)
      Conference report
      Open Access
      EMIR, currently entering into its fabrication and AIV phase, will be one of the first common user instruments for the GTC, the 10 meter telescope under construction by GRANTECAN at the Roque de los Muchachos Observatory ...
    • Espectroscopia de infrarrojo 

      Armelín Diggroc, Elaine Aparecida; Cadenato Matia, Ana María; Farran Marsà, Adriana; García Alvárez, Montserrat; Martínez Martínez, María del Rosario (2012-03)
      Audiovisual
      Open Access
    • Espectroscopia infraroja per la qualitat de les fruites 

      Morató Cañabate, Maria (Universitat Politècnica de Catalunya, 2021-02-08)
      Bachelor thesis
      Open Access
      Nowadays the food industry produces millions of tons of fruit, but a big part of it is wasted, either because it does not conform the consumer quality standards or because its state of maturity is not favorable. The fruit ...
    • Espectroscopía d'infraroig 

      Armelín Diggroc, Elaine Aparecida; Cadenato Matia, Ana María; Farran Marsà, Adriana; García Alvárez, Montserrat; Martínez Martínez, María del Rosario (2012-03)
      Audiovisual
      Open Access