Listar por autoría "2994e56e-f707-4c29-8c91-c4f5046470a8"
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Alumina-zirconia coatings obtained by suspension plasma spraying from highly concentrated aqueous suspensions
Carpio Cobo, Pablo; Salvador, M. D.; Borell, A.; Sánchez-Vilches, Enrique; Moreno, R. Elsevier (2016)Suspension plasma spraying (SPS) deposition represents an innovative technique to produce coatings that exhibit improved properties. However, the key to obtain coatings with superior functional properties relies on the ... -
Characterization of thermal barriers coatings of Y-TZP/AL2O3/SiC composite obtained by suspension plasma spraying
Carnicer Cervera, Víctor; Cañas Recacha, Eugeni; Orts Tarí, María José; Moreno, R.; Salvador Moya, María Dolores; Carpio Cobo, Pablo; Navarro, Lucia; Sánchez-Vilches, Enrique Akadémiai Kiadó (2017-07-09)The aim of this work is to improve TBCs providing a self-healing ability. For that purpose, an aqueous suspension of SiCY-TZP and Al2O3 was prepared and deposited by suspension plasma spraying to avoid the oxidation of ... -
Comportamiento a fatiga térmica de la capa de anclaje de nuevas barreras térmicas cerámicas obtenidas mediante proyección por plasma atmosférico
Carpio Cobo, Pablo; Salvador Moya, María Dolores; Borrell, A.; Sánchez-Vilches, Enrique Universidad Pedágogica y Tecnológica de Colombia (UPTC) (2016-05)The development of new ceramic materials to protect the metallic components against corrosion and oxidation at high temperature, also known as thermal barriers coating (TBC), is of a great interest topic for many industrial ... -
Correlation of thermal conductivity of suspension plasma sprayed yttria stabilized zirconia coatings with some microstructural effects
Carpio Cobo, Pablo; Blochet, Quentin; Pateyron, Bernard; Pawłowski, L.; Salvador, M. D.; Borrell, A.; Sánchez-Vilches, Enrique Elsevier (2013)Yttria-stabilized zirconia (3YSZ) coatings were successfully obtained by suspension plasma spraying. The coatings present generally two-zones-microstructure comprising nanostructured zones contributed by unmolten, partially ... -
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 ... -
Effect of particle size distribution of suspension feedstock on the microstructure and mechanical properties of suspension plasma spraying YSZ coatings
Carpio Cobo, Pablo; Bannier, Emilie; Salvador Moya, María Dolores; Borrell, A.; Moreno, Rodrigo; Sánchez-Vilches, Enrique Elsevier (2015-04)In this work, aqueous suspension feedstocks with different particle size distribution from submicron- and nano-sized YSZ powders were prepared. A previous colloidal characterisation allowed concentrated suspensions (~ 40 ... -
Effect of particle size on processing of bioactive glass powder for atmospheric plasma spraying
Cañas Recacha, Eugeni; Vicent Cabedo, Mónica; Bannier, Emilie; Carpio Cobo, Pablo; Orts Tarí, María José; Sánchez-Vilches, Enrique Elsevier (2016)The work addresses the effect of the particle size of a bioactive glass feedstock on the processing and microstructure of the resulting coatings obtained by atmospheric plasma spraying (APS). It was observed that the ... -
Effect of the initial particle size distribution on the properties of suspension plasma sprayed Al2O3-TiO2 coatings
Vicent Cabedo, Mónica; Bannier, Emilie; Carpio Cobo, Pablo; Rayón, E.; Benavente, Rut; Salvador Moya, María Dolores; Sánchez-Vilches, Enrique Elsevier (2015-04)Al2O3–TiO2 coatings have been deposited by atmospheric plasma spraying from agglomerated, nanostructured powders showing better properties than those of their conventional (microstructured) counterparts. These nanostructured ... -
Effectiveness of nanoparticle exposure mitigation measures in industrial settings
Salmatonidis, Apostolos; Sanfélix Forner, Vicenta; Carpio Cobo, Pablo; Pawłowski, L.; Viana, Mar; Monfort, Eliseo Elsevier (2019-07)Inhalation of airborne nanoparticles is a well-known source of potentially health-hazardous occupational exposures. Effective mitigation measures are necessary to reduce exposure, but also challenging to implement due to ... -
Impact of Feedstock Nature on Thermal Conductivity of YSZ Thermal Barrier Coatings Obtained by Plasma Spraying
Carpio Cobo, Pablo; Salvador Moya, María Dolores; Benavente, Rut; Miranda, M.; Borrell, A.; Sánchez-Vilches, Enrique Göller Verlag GmbH (2016-09)Yttria-stabilized zirconia (YSZ) coatings with low thermal conductivity were obtained using three different particle size distributions as starting powder: nano-, submicron- and bimodal submicron/nano-sized particles. On ... -
Influencia de los parámetros de proyección por plasma atmosférico en recubrimientos de YSZ obtenidos a partir de polvos micro y nanoestructurados
Carpio Cobo, Pablo; Bannier, Emilie; Borrell, A.; Salvador, M. D.; Sánchez-Vilches, Enrique Elsevier (2014-07)En el presente trabajo se ha estudiado la influencia de cada uno de los parámetros de la proyección térmica por plasma atmosférico (atmospheric plasma spraying, APS) en la deposición de dos polvos comerciales de YSZ, uno ... -
Investigation of deformation behavior and fracture of ceramic coatings by the acoustic emission method
Klyatskina, Elizabeta; Salvador Moya, María Dolores; Segovia López, Francisco; Carpio Cobo, Pablo; Borrell, A.; Sánchez-Vilches, Enrique; Stolyarov, V. V. Springer Verlag (2017-03)The use of protective coatings on components of machines and mechanisms provides the greatest economic benefit at the lowest additional cost. Plasma spraying is one of the most productive, technologically advanced, and ... -
Mechanical properties of double-layer and graded composite coatings of YSZ obtained by atmospheric plasma spraying
Carpio Cobo, Pablo; Rayón, E.; Salvador Moya, María Dolores; Lusvarghi, Luca; Sánchez-Vilches, Enrique Springer Verlag (2016)Double-layer and graded composite coatings of yttria-stabilized zirconia were sprayed on metallic substrates by atmospheric plasma spray. The coating architecture was built up by combining two different feedstocks: one ... -
Microstructure and indentation mechanical properties of YSZ nanostructured coatings obtained by suspension plasma spraying
Carpio Cobo, Pablo; Rayón, E.; Pawłowski, L.; Cattini, A.; Benavente, Rut; Bannier, Emilie; Salvador, M. D.; Sánchez-Vilches, Enrique Elsevier (2013-04)A commercial nanosuspension of yttria-stabilised zirconia (YSZ) was successfully deposited on austenitic stainless steel substrate by suspension plasma spraying technique (SPS). A SG-100 torch with internal radial injection ... -
Microstructure and mechanical properties of plasma spraying coatings from YSZ feedstocks comprising nano-and submicron-sized particles
Carpio Cobo, Pablo; Borrell, A.; Salvador Moya, María Dolores; Gómez, Andrés; Martínez, Eduardo; Sánchez-Vilches, Enrique Elsevier (2015-04)Atmospheric plasma spraying (APS) is an attractive technique to obtain nanostructured coatings due to its versatility, simplicity and relatively low cost. However, nanoparticles cannot be fed into the plasma using conventional ... -
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 ... -
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 ... -
Thermal behaviour of multilayer and functionally-graded YSZ/Gd2Zr2O7 coatings
Carpio Cobo, Pablo; Salvador Moya, María Dolores; Borrell, A.; Sánchez-Vilches, Enrique Elsevier (2017)Zirconates with pyrochlore structure, such as Gd2Zr2O7, are new promising thermal barrier coatings because of their very low thermal conductivity and good chemical resistance against molten salts. However, their coefficient ...