Exploració per autor "Jiménez Piqué, Emilio"
Ara es mostren els items 34-53 de 142
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Daño por contacto en materiales compuestos alúmina/mullita bajo solicitaciones estáticas y cíclicas
Botero Vega, Carlos Alberto; Burgos, O.; Jiménez Piqué, Emilio; Moreno, R.; Baudín, Carmen; Llanes Pitarch, Luis Miguel (2010)
Text en actes de congrés
Accés obertEn el presente trabajo se estudia la resistencia frente al daño por contacto de materiales compuestos de alúmina/mullita fabricados mediante el proceso de sintetización reactiva. -
Deformation mechanism induced under high cycle fatigue test in a metaestable austenitic stainless steel
Roa Rovira, Joan Josep; Fargas Ribas, Gemma; Jiménez Piqué, Emilio; Mateo García, Antonio Manuel (2014)
Article
Accés restringit per política de l'editorialAdvanced techniques were used to study the deformation mechanisms induced by fatigue tests in a metastable austenitic stainless steel AISI 301LN. Observations by Atomic Force Microscopy were carried out to study the evolution ... -
Deformation mechanisms induced under high cycle fatigue tests in a metastable austenitic stainless steel
Roa Rovira, Joan Josep; Fargas Ribas, Gemma; Jiménez Piqué, Emilio; Mateo García, Antonio Manuel (2014)
Article
Accés restringit per política de l'editorialAdvanced techniques were used to study the deformation mechanisms induced by fatigue tests in a metastable austenitic stainless steel AISI 301LN. Observations by Atomic Force Microscopy were carried out to study the evolution ... -
Deformation of polycrystalline TRIP stainless steel micropillars
Roa Rovira, Joan Josep; Wheeler, J.M.; Trifonov, T.; Fargas Ribas, Gemma; Mateo García, Antonio Manuel; Michler, J; Jiménez Piqué, Emilio (2015)
Article
Accés obertThe deformation mechanisms of the metastable austenite phase of a transformation induced plasticity (TRIP) stainless steel, AISI 301LN, have been investigated by compression of multicrystalline micropillars of different ... -
Dependence of nanoindentation hardness with crystallographic orientation of austenite grains in metastable stainless steels
Roa Rovira, Joan Josep; Fargas Ribas, Gemma; Mateo García, Antonio Manuel; Jiménez Piqué, Emilio (2015-10-01)
Article
Accés restringit per política de l'editorialThe mechanical behaviour of a metastable austenitic stainless steel has been studied by means of nanoindentation of individual grains. Hardness, elastic modulus and estimation of wear resistance were determined as a function ... -
Determinación de propiedades de interés estructural de materiales de titanato de circonio
López López, Emilio; Botero Vega, Carlos Alberto; Jiménez Piqué, Emilio; Llanes Pitarch, Luis Miguel; Moreno, Rodrigo; Baudín, Carmen (2009)
Article
Accés restringit per política de l'editorialEl titanato de circonio presenta anisotropía cristalográfica en su coeficiente de expansión térmica, lo que hace que tenga un alto interés como componente de materiales con bajo coeficiente de expansión. Por tanto, los ... -
Direct-methane anode-supported solid oxide fuel cells fabricated by aqueous gel-casting
Morales Comas, Miguel; Laguna Bercero, Miguel Ángel; Jiménez Piqué, Emilio (Elsevier, 2022-06)
Article
Accés restringit per política de l'editorialDirect methane Solid Oxide Fuel Cells (SOFCs) operated under catalytic partial oxidation (CPOX) conditions are investigated, focusing on the processing of the anode support and the anode deactivation caused by carbon ... -
Efecto de la morfología de grietas generadas por nanoindentación y su efecto en el cálculo de la tenacidad de fractura
Cuadrado, Núria; Jiménez Piqué, Emilio; Casellas Padró, Daniel; Anglada Gomila, Marcos Juan (2011)
Text en actes de congrés
Accés obertEn el presente trabajo se ha utilizado la técnica de nanoindentación para inducir grietas en diferentes materiales cerámicos y estudiar la morfología de grieta generada por la aplicación de un indentador tipo Berkovich. ... -
Effect of nanosecond laser texturing on the topography, low-temperature degradation behaviour and biological performance of 3Y-TZP
García de Albéniz López de Aberasturi, Nerea; Jiménez Piqué, Emilio; Roa Rovira, Joan Josep; Mas Moruno, Carlos (Universitat Politècnica de Catalunya, 2022-06-16)
Comunicació de congrés
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Enhanced hydrothermal resistance of Y-TZP ceramics through colloidal processing
Rayón Encinas, Emilio; Moreno, R.; Alcázar, C.; Salvador Moya, Maria Dolores; Manjon Herrera, Francisco Javier; Jiménez Piqué, Emilio; Llanes Pitarch, Luis Miguel (2013-02-28)
Article
Accés restringit per política de l'editorialTwo commercial zirconia powders with 3 mol% of yttria (TZ3YE and TZ3YS, labeled as ZE and ZS, respectively) sup- plied by Tosoh (Japan) were used for this study. Maximum colloidal stability for ZE was achieved by ... -
Enhancement of mechanical properties of ceria-calcia stabilized zirconia by alumina reinforcement
Tovar Vargas, Daniela; Turon Viñas, Miquel; Anglada Gomila, Marcos Juan; Jiménez Piqué, Emilio (Elsevier, 2020-01-01)
Article
Accés obertZirconia ceramics stabilized using 10 mol% CeO2 and 1 mol% CaO were studied with the addition of small amounts of a-alumina. The elaboration process of five different compositions was done by wet mixing of powders using ... -
Enzymatic degradation of polylactic acid fibers supported on a hydrogel for sustained release of lactate
Colombi, Samuele; Macor, Lorena Paola; Ortiz Membrado, Laia; Pérez Amodio, Soledad Graciela; Jiménez Piqué, Emilio; Engel López, Elisabeth; Pérez Madrigal, Maria del Mar; García Torres, José Manuel; Alemán Llansó, Carlos (American Chemical Society, 2023-01-01)
Article
Accés restringit per política de l'editorialThe incorporation of exogenous lactate into cardiac tissues is a regenerative strategy that is rapidly gaining attention. In this work, two polymeric platforms were designed to achieve a sustained release of lactate, ... -
Epoxy-silica/clay nanocomposite for silver-based antibacterial thin coatings: structure and ionic mobility
Giraldo Mejía, Hugo Fernando; Jiménez Piqué, Emilio; Valdés, Matías; Procaccini, Raúl; Pellice, Sergio (2020-07-28)
Article
Accés obertA novel material was developed using sol-gel chemistry and an environmental-friendly grafting process of clay nanoparticles. In a previous work of our group, highly compact coatings had been generated using silicon alkoxides, ... -
Estudio de la morfologia de grietas generadas por nanoindentación y su efecto en el cálculo de la tenacidad de fractura
Anglada Gomila, Marcos Juan; Jiménez Piqué, Emilio; Cuadrado Lafoz, Nuria (2011)
Text en actes de congrés
Accés obertEn el presente trabajo se ha utilizado la técnica de nanoindentación para inducir grietas en diferentes materiales cerámicos y estudiar la morfología de grieta generada por la aplicación de un indentador tipo Berkovich . ... -
Estudio de los mecanismos de deformación plástica inducidos por nanoindentación en materiales superconductores de YBCO
Roa Rovira, Joan Josep; Tromas, Christophe; Jiménez Piqué, Emilio; MARTÍN, V; Morales Comas, Miguel; Segarra Rubi, Merce (2016)
Comunicació de congrés
Accés obert -
Estudio por nanoindentación de 3Y-TZP envejecida por degradación hidrotérmica
Armas Sancho, Zamir de; García Marro, Fernando; Jiménez Piqué, Emilio; Anglada Gomila, Marcos Juan (2010)
Text en actes de congrés
Accés obertLa circona tetragonal policristalina estabilizada con 3% molar de itria (3Y-TZP) puede transformarse espontáneamente a la fase monoclínica en presencia de vapor de agua a temperaturas relativamente bajas, lo cual conlleva ... -
Evaluation of fracture toughness of small volumes by means of cube-corner nanoindentation
Cuadrado Lafoz, Nuria; Casellas Padró, Daniel; Anglada Gomila, Marcos Juan; Jiménez Piqué, Emilio (2012-03)
Article
Accés obertIn this work, the applicability of the two most commonly used equations for calculating the fracture toughness by nanoindentation is discussed in terms of the indenter geometry and the indentation crack morphology. These ... -
Extraction of microstructural parameters from sculptured thin films nanoindentation
Gaillard, Yves; Jiménez Piqué, Emilio; Oliva Ramírez, Manuel; Jiménez Rico, Manuel; Gonzalez Elipe, Agustin R. (Elsevier, 2021-11-15)
Article
Accés obertThis work deals with the indentation analysis of nanocolumnar thin films and the difficulties encountered to deduce relevant mechanical parameters by this methodology. SiO2 thin films prepared by physical vapour oblique ... -
Fatigue susceptibility under contact loading of hardmetals coated with ceramic films
Llanes Pitarch, Luis Miguel; Tarrés, E.; Ramírez, Giselle; Botero Vega, Carlos Alberto; Jiménez Piqué, Emilio (2010-04)
Article
Accés restringit per política de l'editorialThe contact fatigue behavior of a fine-grained hardmetal coated with two distinct ceramic films, either a TiN monolayer or a WC/C multilayer, is studied by means of indentation testing techniques. Spherical indentation ... -
FIB/FESEM experimental and analytical assessment of R-curve behavior of WC-Co cemented carbides
Tarragó Cifre, Jose María; Jiménez Piqué, Emilio; Schneider, Ludwig; Casellas Padró, Daniel; Torres, Y.; Llanes Pitarch, Luis Miguel (2015-10-01)
Article
Accés obertExceptional fracture toughness levels exhibited by WC-Co cemented carbides (hardmetals) are due mainly to toughening derived from plastic stretching of crack-bridging ductile enclaves. This takes place due to the development ...