Listar QUI_Articles por título

Mostrando ítems 61-80 de 298

    • closedAccess   Densification of monomodal quartz particle beds by tapping 

      Mallol Gasch, Gustavo; José Luis, Amorós Albaro; Orts Tarí, María José; Llorens, D. Elsevier (2008)
      A study has been undertaken to determine how the mean particle size of monomodal quartz particle beds and the bed preparation method affect initial and final bed apparent density and the kinetics of densification by tapping. ...

    • openAccess   Deposition of Al2O3-TiO2 Nanostructured Powders by Atmospheric Plasma Spraying 

      Sánchez-Vilches, Enrique; Bannier, Emilie; Cantavella Soler, Vicente; Salvador Moya, María Dolores; Klyatskina, Elizabeta; Morgiel, J.; Grzonka, J.; Boccaccini, Aldo R. Springer Verlag (2008)
      Al2O3-13%TiO2 coatings were deposited on stainless steel substrates from conventional and nanostructured powders using atmospheric plasma spraying (APS). A complete characterization of the feedstock confirmed its ...

    • openAccess   Depuración de emisiones ácidas en un horno de ladrillos que usa coque de petróleo como combustible 

      Moro, Eusebio; Monfort, Eliseo; Gomar Peiró, Salvador; Celades López, Irina; Martínez, Jesús; Márquez, Eduardo Pública (2008)
      En el trabajo que se presenta se ha estudiado un sistema de depuración de emisiones gaseosas de compuestos ácidos basado en el uso de hidróxido cálcico como reactante y filtros de mangas como sistema separador gas-sólido. ...

    • openAccess   Desarrollo de baldosas cerámicas para pavimentación urbana basadas en residuos industriales 

      García Ten, Francisco Javier; Quereda, M F; Mallol Gasch, Gustavo; Soriano, M.; Vicent Cabedo, Mónica Pública (2011)
      La utilización de baldosas cerámicas en espacios urbanos es una aplicación todavía incipiente en la que estos productos compiten tanto con materiales de bajo coste (terrazo, adoquín, etc.), como con otros materiales de ...

    • openAccess   Desarrollo de un sistema de esmaltado insensible a las variaciones de viscosidad del esmalte 

      Mallol Gasch, Gustavo; Boix, Juan; Llorens, D.; Bautista, Y.; Rodrigo Carbonell, María Dolores; Font, F. Pública (2008)
      En este trabajo se presenta un nuevo sistema de alimentación de esmalte para aplicación por campana insensible a las variaciones de viscosidad del esmalte. En una primera parte del trabajo se han descrito las ecuaciones que ...

    • openAccess   Desenvolvimento de um sistema de esmaltaçao insensivel as variaçoes de viscosidade do esmalte 

      Mallol Gasch, Gustavo; Boix, Juan; Llorens, D.; Bautista, Y.; Rodrigo Carbonell, María Dolores; Font, F. Associação Brasileira de Cerâmic (2008)
      Neste trabalho é apresentado um nuovo sistema de alimentação de esmalte para aplicação por campana intensível às variações de viscosidade do esmalte. Na primeira parte do trabalho são descritas as equações que explicam o ...

    • openAccess   Desenvolvimento de vidrados cerâmicos com propriedades bactericidas e fungicidas 

      Noguera Ortí, Juan F.; Moreno Berto, Arnaldo Vicente; Gozalbo Nebot, Ana; Orts Tarí, María José Associação Brasileira de Cerâmica (2011-05)
      Nos últimos anos foram desenvolvidas técnicas que permitem a síntese de materiais que, ao menos em uma de suas dimensões, são de tamanho nanométrico (1 a 100 nm), apresentando assim propriedades e funções significativamente ...

    • openAccess   Determinación de carbono orgánico en materias primas cerámicas en presencia de siderita, FeCO3 

      Gazulla Barreda, Maria Fernanda; Gómez, Carmen M.; Rodrigo Carbonell, María Dolores; Orduña, Mónica CSIC-Consejo Superior de Investigaciones Científicas (2013-05)
      La materia orgánica es una de las impurezas presentes en las materias primas utilizadas en la fabricación de pavimentos y revestimientos cerámicos. Durante el proceso de cocción, el carbono orgánico (Corgánico) puede ...

    • openAccess   Determinación de sales solubles y eflorescencias en tejas cerámicas 

      Gazulla Barreda, Maria Fernanda; Gómez-Tena, Maria Pilar; Orduña, Mónica; Vicente, S.; José Luis, Amorós Albaro Sociedad Española de Cerámica y Vidrio (2010)
      The appearance of efflorescences constitutes a serious problem for ceramic roofing tile quality, since efflorescences affect roofing tile technical and aesthetic qualities. This paper describes a method of determining the ...

    • openAccess   Determinants of workplace exposure and release of ultrafine particles during atmospheric plasma spraying in the ceramic industry 

      Viana, Marcelo; Fonseca, A.S.; Querol, Xavier; López Lilao, Ana; Carpio Cobo, Pablo; Salmatonidis, Apostolos; Monfort, Eliseo Elsevier (2017)
      Atmospheric plasma spraying (APS) is a frequently used technique to produce enhanced-property coatings for different materials in the ceramic industry. This work aimed to characterise and quantify the impact of APS on ...

    • closedAccess   Determination of Carbon, Hydrogen, Nitrogen and Sulfur in Geological Materials Using Elemental Analysers 

      Gazulla Barreda, Maria Fernanda; Rodrigo, Marta; Orduña, Mónica; Gómez, Carmen M. Wiley (2012)
      This article describes a series of methods developed for the determination of total carbon (CTotal), organic carbon (Corg), hydrogen, nitrogen and sulfur. The following elemental analysers were used: LECO model RC-412 for ...

    • openAccess   Determination of the packing fraction of silica naoparticles from the rheological and viscoelastic measurements of nanofluids 

      Mondragon, Rosa; Juliá Bolívar, José Enrique; Barba-Juan, Antonio; Jarque Fonfría, Juan Carlos elsevier (2012-10)
      Nanofluids have become of great interest due to the excellent properties and reduced size of nanoparticles making them useful for different applications. The agglomeration of nanoparticles depends on the interparticle ...

    • closedAccess   Determination of the wear resistance of traditional ceramic materials by means of micro-abrasion technique 

      Ibáñez, María Jesús; Gilabert, Jessica; Vicent Cabedo, Mónica; Gómez-Tena, Maria Pilar; Muñoz, D. Elsevier (2009)
      Micro-abrasion techniques enable the surface wear of materials to be studied with greater precision than provided by other methods. In addition to their reliability, micro-abrasion techniques allow the wear phenomenon of ...

    • closedAccess   Development of a WD-XRF analysis method of minor and trace elements in liquid petroleum products 

      Gazulla Barreda, Maria Fernanda; Orduña, Mónica; Vicente, S.; Rodrigo, Marta Elsevier (2013)
      This paper describes a methodology for the analysis of minor and trace elements in liquid petroleum products, with varying oxygen content between 0% w/w and 3.4% w/w and varying C/H ratio between 7 and 9, by wavelength-dispersive ...

    • closedAccess   Development of lightweight porcelain stoneware tiles using foaming agents 

      García Ten, Francisco Javier; Saburit Llaudis, Alejandro; Bernardo, Enrico; Colombo, Paolo Elsevier (2012)
      Recent market trends for porcelain stoneware tiles indicate that there is a growing interest for lightweight products, to be used vertically, in internal walls or ventilated facades. The decorative and structural functions ...

    • closedAccess   Development of a yellow ceramic pigment based on silver nanoparticles 

      Mestre Beltrán, Sergio; Chiva, C.; Palacios, Marta; José Luis, Amorós Albaro Elsevier (2012)
      In this study a yellow pigment was obtained for third-fire ceramic decorations, based on silver nanoparticles synthesised by the method of chemical reduction in aqueous phase, using silver nitrate and polyvinylpyrrolidone ...

    • closedAccess   Diffuse PM10emission factors associated with dust abatement technologies in the ceramic industry 

      Monfort, Eliseo; Sanfélix Forner, Vicenta; Celades López, Irina; Gomar Peiró, Salvador; Martín, F.; Aceña, B.; Pascual, A. Elsevier (2011-12)
      In this paper, an analytical methodology is proposed for estimating diffuse dust emissions from bulk solids managing (storage, handling, and transport) activities in the ceramic industry. The methodology is based on ...

    • openAccess   Dispersion of mixtures of submicrometer and nanometre sized titanias to obtain porous bodies 

      Vicent Cabedo, Mónica; Sánchez-Vilches, Enrique; Molina, Tamara; Nieto, María Isabel; Moreno, Rodrigo Elsevier (2013-12)
      The stability and rheological behaviour of bimodal titania suspensions was studied. Bimodal mixtures were prepared by mixing nanosized TiO2 powders with an average primary size of ∼20–40 nm and surface area of ∼50 m2 g−1 ...

    • closedAccess   Dispersion of TiO2nanopowders to obtain homogeneous nanostructured granules by spray-drying 

      Vicent Cabedo, Mónica; Sánchez-Vilches, Enrique; Santacruz, Isabel; Moreno, Rodrigo Elsevier (2011)
      This work deals with the dispersion and stabilisation of nanosized TiO2 particles in an aqueous medium as a first step in the preparation of spray-dried nanostructured powders. A colloidal route leading to the production ...

    • openAccess   Drivers of divergent trends in tropospheric ozone hotspots in Spain, 2008–2019 

      Massague, Jordi; Escudero Tellechea, Miguel; Alastuey, Andres; Monfort, Eliseo; Gangoiti, Gotzon; Petetin, Hervé; Pérez García-Pando, Carlos; Querol, Xavier Springer (2023)
      This study aimed to investigate the causes of contrasting ozone (O3) trends in Spanish O3 hotspots between 2008 and 2019, as documented in recent studies. The analysis involved data on key O3 precursors, such as nitrogen ...