Listar QUI_Articles por título

Mostrando ítems 245-264 de 296

    • openAccess   Reactores catalíticos de membrana para la eliminación de nitratos 

      Lorente Ayza, Maria Magdalena; Sánchez-Vilches, Enrique; Mestre Beltrán, Sergio; García-Castillo, F. J; Berlanga Clavijo, José Guillermo; Ferrer, C.; Herguido, J.; Menéndez, M. C & M Publicaciones (2015-01)
      El objetivo del proyecto es desarrollar un sistema eficaz para eliminar los nitra­tos presentes en aguas subterráneas, en procesos de potabilización, transfor­mándolos en nitrógeno mediante una reacción de hidrogenación ...

    • closedAccess   Receptor models application to multi-year ambient PM10 measurements in an industrialized ceramic area: comparison of source apportionment results 

      Pandolfi, Monica; Viana, Marcelo; Minguillón Bengochea, María Cruz; Querol, Xavier; Alastuey, Andres; Amato, F.; Celades López, Irina; Escrig, Alberto; Monfort, Eliseo Elsevier (2008-12)
      Ambient PM10 data collected in one of the largest industrialized ceramic areas of Europe were used to study similarities and differences in the source apportionment results from three widespread receptor models: chemical ...

    • openAccess   Reduction of CO2-emissions in ceramic tiles manufacture by combining energy-saving measures 

      Mezquita, Ana; Monfort, Eliseo; Vaquer, Enrique; Ferrer, S.; Pitarch, J. M.; Arnal, M. A.; Cobo, F. German Ceramic Society (2014)
      Ceramic tile manufacture requires a great quantity of energy, mainly in the form of heat. The heat is principally used in the kilns and dryers, and it is obtained by natural gas combustion. The increasing cost ...

    • closedAccess   Relation between the scratch resistance and the chemical structure of organic-inorganic hybrid coatings 

      Bautista, Y.; Gómez-Tena, Maria Pilar; Ribés Vidal, Celia; Sanz-Solana, Vicente Elsevier (2011)
      Organic–inorganic hybrid materials can be defined as materials combining organic and inorganic domains in a nanometric scale. The development of these organic–inorganic hybrids has achieved properties from both organic and ...

    • closedAccess   Relationship between certain ceramic roofing tile characteristics and biodeterioration 

      Gazulla Barreda, Maria Fernanda; Sánchez-Vilches, Enrique; González, J. M.; Portillo, M. C.; Orduña, Mónica Elsevier (2011)
      This paper examines the relationship of certain red ceramic roofing tile properties to roofing tile biodeterioration. The following properties were studied: apparent porosity, roughness, and the presence or absence of two ...

    • openAccess   Relationship between Young's modulus and temperature in porcelain tiles 

      De Oliveira, Antonio Pedro Novaes; Sánchez-Vilches, Enrique; Cantavella Soler, Vicente; Gilabert Villegas, Francisco A. Elsevier (2012)
      A focused research was conducted on samples prepared from an industrial porcelain tile composition containing quartz, used to produce ceramic floor tiles, with the aim of evaluating the variation of fired specimens’ Young's ...

    • openAccess   Respirable crystalline silica in the ceramic industries, sampling, exposura and toxicology. 

      Monfort, Eliseo; Ibáñez, María Jesús; Escrig, Alberto; Jackson, Peter; Cartidge, D.; Gorbonov, B.; Creutzenberg, Otto; Ziemann, Christina Göller Verlag GmbH (2008)
      This paper describes the work carried out during the development of the SILICERAM project, executed during the years 2004 to 2007, explaining both its goals and the actions carried out. It presents the equipment designed ...

    • openAccess   Revestimentos cerâmicos: acima e além das aplicações tradicionais 

      Moreno Berto, Arnaldo Vicente Associação Brasileira de Cerâmica (2008)
      Nos últimos anos os revestimentos cerâmicos têm seguido a mesma tendência de inúmeros outros produtos dos chamados setores industriais tradicionais: a busca de novos usos e aplicações, que permitam ampliar seus mercados ...

    • openAccess   Role of starch characteristics in the properties of low-cost ceramic membranes 

      Lorente Ayza, Maria Magdalena; Orts Tarí, María José; Pérez-Herranz, Valentín; Mestre Beltrán, Sergio Elsevier (2015)
      Starch is used as porosity generator in membranes and other porous ceramics. A study was conducted to evaluate the effects of the characteristics of starches (impurities, particle size), obtained from potato, pea, maize ...

    • openAccess   Role of suspension preparation in the spray drying process to obtain nano/submicrostructured YSZ powders for atmospheric plasma spraying 

      Carpio Cobo, Pablo; Moreno, Rodrigo; Gómez, Andrés; Salvador, M. D.; Sánchez-Vilches, Enrique Elsevier (2015)
      Thermal barrier coatings were manufactured by atmospheric plasma spray process from YSZ powders. These powders were made by a reconstitution process which consists in a spray-drying of suspensions followed by thermal ...

    • openAccess   Shear-thinning behaviour of dense, stabilised suspensions of plate-like particles. Proposed structural model. 

      José Luis, Amorós Albaro; Blasco Roca, Encarna; Beltrán Porcar, Vicente Elsevier (2015-09)
      A structural model was developed to describe the shear-thinning behaviour of dense, stabilised suspensions of plate-like particles. The model is based on the following main assumptions: the particles are distributed in ...

    • closedAccess   Simple estimates of vehicle-induced resuspension rates 

      Escrig Barberá, José; Amato, F.; Pandolfi, Monica; Monfort, Eliseo; Querol, Xavier; Celades López, Irina; Sanfélix Forner, Vicenta; Alastuey, Andres; Orzac, J. A. G. Elsevier (2011-10)
      Road dust emissions are considered to be a major source of airborne particulate matter (PM). This is particularly true for industrial environments, where there are high resuspensionrates of deposited dust. The calculation ...

    • openAccess   Sinter-crystallisation kinetics of a SiO2–Al2O3–CaO–MgO–SrO glass-ceramic glaze 

      José Luis, Amorós Albaro; Blasco Roca, Encarna; Moreno Berto, Arnaldo Vicente; Marín, N.; Feliu Mingarro, Carlos Elsevier (2020-03-15)
      This paper examines the microstructural development and kinetics of the sintering and crystallisation processes of a SiO2–Al2O3–RO (R = Ca, Mg, Sr) glass-ceramic glaze. Crystallisation and sintering kinetics were studied ...

    • openAccess   Sintered microstructure effect on RF-wave shielding properties of a Cu-doped Ni–Zn-polycrystalline ferrite 

      Clausell-Terol, Carolina; Barba-Juan, Antonio; Nuño, Luis Elsevier (2021)
      The shielding properties of a Cu-doped Ni–Zn polycrystalline ferrite in the frequency range 1 MHz to 1 GHz were explored. Samples of composition (Cu0.12Ni0.23Zn0.65)Fe2O4 were prepared by the traditional ceramic route. The ...

    • closedAccess   Sintering of raw glazes for floor and porcelain tiles: A non-isothermal kinetic model 

      José Luis, Amorós Albaro; Blasco Roca, Encarna; Moreno Berto, Arnaldo Vicente; Gómez-Tena, Maria Pilar Elsevier (2016-11)
      New fritless glaze compositions have been developed for floor and porcelain tiles from a new boron raw material obtained by calcination. The complexity of this type of composition also translates into complex behaviour ...

    • openAccess   Síntesis de un pigmento rojo a partir de nanopartículas de oro 

      Mestre Beltrán, Sergio; Palacios Tejero, María Dolores; Agut, P. Sociedad Española de Cerámica y Vidrio (2012-03)
      A simple method of synthesising red pigments for ceramic glazes, based on gold nanoparticles protected by a refractory oxide capsule, was developed. Gold nanoparticles of an appropriate size were obtained by reaction in ...

    • openAccess   Solution combustion synthesis of (Co,Ni)Cr2O4 pigments: Influence of initial solution concentration 

      Gilabert, Jessica; Palacios Tejero, María Dolores; Sanz-Solana, Vicente; Mestre Beltrán, Sergio Elsevier (2017-09)
      Initial solution concentration effect was studied on the synthesis of mixed spinels Co1-ΨNiΨCr2O4 (0≤Ψ≤1) obtained by Solution Combustion Synthesis. Fd-3m spinel structure was developed in all range of compositions analysed, ...

    • openAccess   Solution combustion synthesis of (Ni,Fe)Cr2O4 pigments: Effect of post-synthesis thermal treatments 

      Gilabert, Jessica; Palacios Tejero, María Dolores; Orts Tarí, María José; Mestre Beltrán, Sergio Elsevier (2017-10-15)
      Mixed spinel pigments Ni1− ΨFeΨCr2O4 (0 ≤ Ψ ≤ 1) were synthesized by means of a method known as Solution Combustion Synthesis, using urea as fuel. Effects on mineralogy, microstructure and colouring power of composition ...

    • closedAccess   Solution Combustion Synthesis of (Co,Fe)Cr2O4 pigments 

      Mestre Beltrán, Sergio; Palacios, Marta; Agut, P. Elsevier (2012)
      The synthesis of mixed cobalt–iron chromites, Fe1−ΨCoΨCr2O4 (0 ≤ Ψ ≤ 1), has been studied by Solution Combustion Synthesis using urea as fuel. Characterization by XRD and SEM showed that crystallinity, cell parameters, ...

    • openAccess   Solution precursor plasma spraying (SPPS): a novel and simple process to obtain bioactive glass coatings 

      Cañas Recacha, Eugeni; Orts Tarí, María José; Boccaccini, Aldo R.; Sánchez-Vilches, Enrique Elsevier (2018)
      This research addresses the use of an emerging plasma spray technique known as SPPS (Solution Precursor Plasma Spraying) to obtain bioactive glass coatings. In SPPS, the feedstock is a sol precursor of the bioactive glass ...