Exploració per autor "Jiménez Piqué, Emilio"
Ara es mostren els items 41-60 de 142
-
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
Accés obert -
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 ... -
Focused ion beam tomography of WC-Co cemented carbides
Jiménez Piqué, Emilio; Turón Viñas, Miquel; Chen, H.; Todorov Trifonov, Trifon; Fair, Jonathan; Tarrés, E.; Llanes, Angels (2017-09-01)
Article
Accés obertThe microstructure of three different grades of WC-Co cemented carbides (hardmetals) has been reconstructed in three dimensions after sequential images obtained by focused ion beam. The three dimensional microstructual ... -
Focused ion beam tomography of zirconia degraded under hydrothermal conditions
Jiménez Piqué, Emilio; Ramos, A.; Muñoz Tabares, José Alejandro; Hatton, A.; Soldera, Flavio; Mucklich, F.; Anglada Gomila, Marcos Juan (Elsevier, 2012-08)
Article
Accés restringit per política de l'editorialThree-dimensional tomography was performed on hydrothermal degraded zirconia by sequential focussed ion beam (FIB) sectioning and field emission scanning electron microscopy (FE-SEM) observation. By means of image analysis ... -
Formulation and screen printing of conductive silver inks onto zirconia ceramics for strain monitoring
Zhang, J.; Ahmadi, M.; Serra Fanals, Marc; Jiménez Piqué, Emilio; Llanes Pitarch, Luis Miguel; Fargas Ribas, Gemma (Universitat Politècnica de Catalunya, 2022-06-16)
Comunicació de congrés
Accés obert -
Fractura por contacto en recubrimientos feldespáticos sobre circona dental
Rueda Arango, Astrid Oasis; Anglada Gomila, Marcos Juan; Jiménez Piqué, Emilio (2011)
Text en actes de congrés
Accés restringit per política de l'editorialLas restauraciones dentales de circona con recubrimientos feldespáticos se están empleando de manera creciente en aplicaciones dentales debido a su estabilidad química, buena respuesta mecánica y apariencia externa. Sin ... -
Fracture and fatigue behavior of cement carbides:3D focused ion beam tomography of crack-microstructure interactions
Tarragó Cifre, Jose María; Jiménez Piqué, Emilio; Turón Viñas, Miquel; Rivero, Lorenzo; Al-Dawery, Ihsan; Schneider, Ludwig; Llanes Pitarch, Luis Miguel (2014-09-01)
Article
Accés obertThe fracture and fatigue phenomena in WC-cobalt cemented carbides (hard-metals) have been subjects extensively investigated in the last 30 years. From these studies, it is well established that the metallic binder phase ... -
Fracture mechanics analysis of hardmetals by using artificial small-scale flaws machined at the surface through short-pulse laser ablation
Ortiz Membrado, Laia; Cabezas i Peñalva, Laura; Jiménez Piqué, Emilio; Llanes Pitarch, Luis Miguel (2023-02)
Article
Accés obertLaser ablation has become an innovative treatment for cemented carbides, regarding edge rounding and surface modification, aiming to improve their tribomechanical performance. Meanwhile, the precision offered for this ... -
Fracture micromechanisms and mechanical behavior of YBCO bulk superconductors at 77 and 300 K
Konstantopoulou, K; Roa Rovira, Joan Josep; Jiménez Piqué, Emilio; Segarra Rubi, Merce; Pastor, J. Y. (2014-09-01)
Article
Accés restringit per política de l'editorialIn this study two YBa2Cu3O7-delta bulk superconductors were evaluated, with the aim of analyzing the influence of the processing method (TSMG and Bridgman) and the test temperature on their mechanical behavior. The ...