Listar QUI_Articles por autoría "25adbf94-2162-4f0c-91c7-aa99a27a48a4"
Mostrando ítems 61-80 de 83
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Modelización mecánica del enfriamiento rápido en sistemas tipo gres porcelánico
Dal Bó, Marcelo; Cantavella Soler, Vicente; Sánchez-Vilches, Enrique; Hotza, Dachamir; Boschi, A. O. Sociedad Española de Cerámica y Vidrio (2012-03)This paper analyses the effect of cooling on mechanical behaviour, in particular, on the residual stresses that appear when materials of the porcelain tile type are involved. However, these compositions have a very complex ... -
Molten salt attack on multilayer and functionally-graded YSZ coatings
Carpio Cobo, Pablo; Salvador Moya, María Dolores; Borrell, A.; Navarro, Lucia; Sánchez-Vilches, Enrique Elsevier (2018-08-01)Thermal barrier coatings have been extensively studied in the last years in order to increase the operational temperature of the current gas turbines as well as to improve the coating lifetime. Many coating characteristics ... -
Multilayer and Particle Size-Graded YSZ Coatings Obtained by Plasma Spraying of Micro- and Nanostructured Feedstocks
Carpio Cobo, Pablo; Bannier, Emilie; Salvador, M. D.; Benavente, Rut; Sánchez-Vilches, Enrique Springer (2014)This study was undertaken to attempt to achieve a better balance between zirconia coating properties and high-temperature performance by combining the characteristics of coatings obtained from a micro- and a nanostructured ... -
Nanoindentation study of the mechanical and damage behaviour of suspension plasmasprayed TiO2 coatings
Sánchez-Vilches, Enrique; Rayón, E.; Bonache Bezares, Victoria; Salvador Moya, María Dolores; Bannier, Emilie; Denoirjean, A.; Ageorges, H. Elsevier (2012-01)TiO2 coatings can be used as self-cleaning surfaces owing to their photocatalytic and hydrophilic properties. Suspension plasma spray (SPS) has proven to be a feasible and cheap technique for producing self-cleaning surfaces ... -
Nanostructured alumina from freeze-dried precursors
Villanueva, Regina; Gómez, Andrés; Burguete, Pedro; Martínez, Eduardo; Beltrán, Aurelio; Sapiña, Fernando; Vicent Cabedo, Mónica; Sánchez-Vilches, Enrique Wiley-Blackwell (2011)Nanocrystalline alumina has been obtained on the 100 g scale by thermal decomposition of precursors resulting from the freeze-drying of aqueous solutions of different aluminum-containing products, namely aluminum acetate ... -
On the underestimated effect of the starch ash on the characteristics of low cost ceramic membranes
Lorente Ayza, Maria Magdalena; Mestre Beltrán, Sergio; Sanz-Solana, Vicente; Sánchez-Vilches, Enrique Elsevier (2016)Starches are commonly used as a pore generator in the fabrication of low-cost ceramic membranes, since they are cheap, innocuous, environmentally friendly and easy to burn. Nevertheless, the influence of starches residues ... -
Optimization of the technologycal properties of porcelain tile bodies containing rice straw ash using the deseign of experiments methodology
Álvaro Guzmán, A.; Marisol Gordillo, S.; Silvio Delvasto, A.; Quereda, M F; Sánchez-Vilches, Enrique Elsevier (2016-11)This study examines the effects of replacing fluxing and filler materials with rice straw ash (RSA) in manufacturing porcelain stoneware tile, using the design of experiments (DOE) methodology. The results of the ... -
Polishing of Porcelain Tiles in Industrial- and Laboratory-scale
Olenburg, A.; Sousa, F. J. P.; Sánchez-Vilches, Enrique; Aurich, Jan C. German Ceramic Society (2013)This work reports the design and use of a laboratory-scale tribometer and a new developed tool-holder to reproduce the industrial polishing process for ceramic tiles in laboratory-scale. The mechanical conditions in a ... -
Porcelain tile: Almost 30 years of steady scientific-technological evolution
Sánchez-Vilches, Enrique; García Ten, Francisco Javier; Sanz-Solana, Vicente; Moreno Berto, Arnaldo Vicente Elsevier (2010)Despite the great global significance of porcelain tile manufacture, the scientific activity in porcelain tile's almost 30-year existence does not match the importance of the business. Although scientific output has been ... -
Post-deposition heat treatment effect on microstructure of suspension plasma sprayed bioactive glass coatings
Cañas Recacha, Eugeni; Sanz-Solana, Vicente; Orts Tarí, María José; Sánchez-Vilches, Enrique Elsevier (2018-11)This research addresses a simple and easy method to improve the microstructure of suspension plasma sprayed bioactive glass coatings. Based on previous research of the group, a SPS bioactive glass coating was deposited ... -
Preparation and spray drying of Al2O3–TiO2 nanoparticle suspensions to obtain nanostructured coatings by APS
Sánchez-Vilches, Enrique; Moreno Berto, Arnaldo Vicente; Vicent Cabedo, Mónica; Salvador Moya, María Dolores; Bonache Bezares, Victoria; Klyatskina, Elizabeta; Santacruz, Isabel; Moreno, Rodrigo Elsevier (2010)Al2O3–TiO2 coatings were deposited on austenitic stainless steel coupons from nanostructured powders by atmospheric plasma spraying (APS). Commercial suspensions of nanosized Al2O3 and TiO2 particles were used as starting ... -
Preparation of feedstocks from nano/submicron-sized TiO2 particles to obtain photocatalytic coatings by atmospheric plasma spraying
Bordes Navarro, Mari Carmen; Vicent Cabedo, Mónica; Moreno Berto, Arnaldo Vicente; López, Verónica; Moreno, Rodrigo; Salvador Moya, María Dolores; Benavente, Rut; Sánchez-Vilches, Enrique Elsevier (2014-12)Atmospheric plasma spraying (APS) has been proved useful in obtaining TiO2 coatings with effective photocatalytic activity. However, the influence of feedstock characteristics on photocatalytic activity has hardly been ... -
Preparation of high solids content nano-titania suspensions to obtain spray-dried nanostructured powders for atmospheric plasma spraying
Vicent Cabedo, Mónica; Sánchez-Vilches, Enrique; Moreno Berto, Arnaldo Vicente; Moreno, Rodrigo Elsevier (2012)Nanosized TiO2powder with an average primary size of ∼20 nm and surface area of ∼50 m2/g (Aeroxide®P25, Degussa-Evonik, Germany) was used as starting material. A colloidal titania suspension from the same supplier was also ... -
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 ... -
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 ... -
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 ... -
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 ... -
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 ... -
Study of colloidal behaviour and rheology of Al2O3-TiO2 nanosuspensions to obtain free-flowing spray-dried granules for atmospheric plasma spraying
Vicent Cabedo, Mónica; Sánchez-Vilches, Enrique; Mallol Gasch, Gustavo; Moreno, Rodrigo Elsevier (2013-09)This work deals with the dispersion and stabilisation of nanosized Al2O3 and TiO2 particles in aqueous medium. The dispersing conditions were studied as a function of pH, dispersant content, solid loading and ageing. ... -
Study of erosion behaviour of conventional and nanostructured WC-12Co coatings sprayed by atmospheric plasma
Bonache Bezares, Victoria; Salvador Moya, María Dolores; García, J. C.; García, V.; Sánchez-Vilches, Enrique; Vicent Cabedo, Mónica Trans Tech Publications (2010)Thermal sprayed WC-Co coatings are used extensively to enhance the wear resistance of a wide range of engineering components. In this paper, erosive resistance of plasma atmospheric sprayed WC-12Co coatings has been ...