Exploració per autor "Fargas Ribas, Gemma"
Ara es mostren els items 7-26 de 79
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Characterization study of an oxide film layer produced under CO2/steam atmospheres on two different maraging steel grades
Cerra Flórez, Mauro Andrés; Fargas Ribas, Gemma; Roa Rovira, Joan Josep (Multidisciplinary Digital Publishing Institute (MDPI), 2021-05-01)
Article
Accés obertCurrently, surface treatments lead to inducing a superficial layer of several nanometers up to micrometer, which in some cases can be protective. In this experimental work, an oxide layer was generated under different ... -
Comportamiento a fractura de aceros metaestables
Mateo García, Antonio Manuel; Gutierrez, D.; Lara, A.; Zapata Dederle, Ana Cristina; Rodríguez Calvillo, Pablo; Fargas Ribas, Gemma; Calvo Muñoz, Jessica; Casellas Padró, Daniel (2012)
Article
Accés obert -
Contact fatigue of WC-6%wtCo cemented carbides: Influence of corrosion-induced changes on emergence and evolution of damage
Fargas Ribas, Gemma; Lavigne, Olivier; Llanes Pitarch, Luis Miguel (2022-02)
Article
Accés obertThe effect of corrosion-induced changes on the contact fatigue response and associated damage in a medium-grained WC-6%wtCo hardmetal grade is investigated. Cyclic contact loading tests are conducted by means of Hertzian ... -
Correlation between microstructure and mechanical properties before and after reversion of metastable austenitic stainless steels
Fargas Ribas, Gemma; Zapata, Ana; Roa Rovira, Joan Josep; Sapezanskaia, Ina; Mateo García, Antonio Manuel (2015)
Article
Accés obertReversion treatments are a way to improve the mechanical response of metastable austenitic stainless steels by means of grain refinement. To effectively apply those treatments, the steel must be previously deformed to ... -
Corrosion damage in WC-Co cemented carbides: residual strength assessment and 3D FIB-FESEM tomography characterisation
Tarragó Cifre, Jose María; Fargas Ribas, Gemma; Jiménez Piqué, Emilio; Felip, Alba; Isern, Lluis; Coureaux Mustelier, David; Roa Rovira, Joan Josep; Al-Dawery, Ihsan; Fair, Jonathan; Llanes Pitarch, Luis Miguel (2014-12-01)
Article
Accés restringit per política de l'editorialThe effect of corrosion damage on cemented carbides was investigated. The study included residual strength assessment and detailed fractographic inspection of corroded specimens as well as detailed 3D FIB-FESEM tomography ... -
Corrosion damage in WC-Co cemented carbides: Residual strength assessment and 3D FIB-FESEM tomography characterization
Tarragó Cifre, Jose María; Fargas Ribas, Gemma; Jiménez Piqué, Emilio; Felip, Alba; Isern, Lluis; Coureaux Mustelier, David; Al-Dawery, Ihsan; Roa Rovira, Joan Josep; Fair, Jonathan; Llanes Pitarch, Luis Miguel (2014)
Text en actes de congrés
Accés obertThe effect of corrosion damage on cemented carbides was investigated. The study included residual strength assessment and detailed fractographic inspection of corroded specimens as well as detailed 3D FIB-FESEM tomography ... -
Corrosion effects on hertzian contact fatigue behavior of a WC-Co cemented carbide
Fargas Ribas, Gemma; Llanes Pitarch, Luis Miguel (2021)
Text en actes de congrés
Accés obertThe effect of corrosion on the damage induced under cyclic contact loading for a medium-grained WC-6%wtCo hardmetal grade is investigated. Contact fatigue tests are conducted by means of Hertzian indentation techniques. ... -
Corrosion evaluation of austenitic and duplex stainless steels in molten carbonate salts at 600 °C for thermal energy storage
Morales Comas, Miguel; Cabezas Peñalva, Laura; Castro Alloca, Manuel; Fargas Ribas, Gemma; Llanes Pitarch, Luis Miguel; Mateo García, Antonio Manuel (Multidisciplinary Digital Publishing Institute (MDPI), 2022-12-19)
Article
Accés obertNext-generation concentrated solar power (CSP) plants are required to operate at temperatures as high as possible to reach a better energy efficiency. This means significant challenges for the construction materials in ... -
Corrosion-induced changes on Hertzian contact damage in cemented carbides
Zheng, Yafeng; Fargas Ribas, Gemma; Lavigne, Olivier; Roitero, Erica; Llanes Pitarch, Luis Miguel (2020-11-01)
Article
Accés obertIn this study, the influence of corrosion on the mechanical response and damage induced under Hertzian indentation is assessed for three cemented carbides with metallic binders of different chemical nature. Corrosion ... -
Corrosion-induced damage and residual strength of WC-Co,Ni cemented carbides: influence of microstructure and corrosion medium
Zheng, Yafeng; Fargas Ribas, Gemma; Armelín Diggroc, Elaine Aparecida; Lavigne, Olivier; Llanes Pitarch, Luis Miguel (Multidisciplinary Digital Publishing Institute (MDPI), 2019-09-19)
Article
Accés obertThe corrosion behavior of cemented carbides with binders of different chemical nature (Co and Ni) and carbides with distinct mean grain size (ultrafine and coarse) was studied. The investigation also included corrosion ... -
Deformation kinetics of a TRIP steel determined by in situ high-energy synchrotron X-ray diffraction
Barriobero Vila, Pere; Jerez Mesa, Ramón; Guitar, Agustina; Gavaldà Díaz, O; Travieso Rodríguez, José Antonio; Stark, A; Schell, N.; Llumà Fuentes, Jordi; Fargas Ribas, Gemma; Mateo García, Antonio Manuel; Roa Rovira, Joan Josep (2021-12-09)
Article
Accés obertThe microstructure design and the development of predictive approaches exploiting the transformation-induced plasticity (TRIP) effect require a keen understanding of the kinetics governing the strain-induced martensitic ... -
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 by nanoindentation tests on a metastable austenitic stainless steel: a FIB/SIM investigation
Sapezanskaia, Ina; Roa Rovira, Joan Josep; Fargas Ribas, Gemma; Turón Viñas, Miquel; Trifonov, T.; Kouitat Njiwa, R.; Redjaïmia, A.; Mateo García, Antonio Manuel (2017-09)
Article
Accés obertMetastable austenitic stainless steels are materials that can undergo austenite to martensite phase transformation when subjected to deformation and thus they represent a multiphase material with interesting mechanical ... -
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 ... -
Duplex stainless steels for thermal energy storage: characterization of oxide scales formed in carbonate salts at 500 °C
Morales Comas, Miguel; Gordón, S.; García Marro, Fernando; Mateo García, Antonio Manuel; Llanes Pitarch, Luis Miguel; Fargas Ribas, Gemma (Multidisciplinary Digital Publishing Institute (MDPI), 2022-12-15)
Article
Accés obertNext generation concentrated solar power (CSP) plants promise a higher operating temperature and better efficiency. However, new issues related to the corrosion against protection of the construction alloys need to be ... -
Dynamic deformation of metastable austenitic stainless steels at the nanometric length scale
Roa Rovira, Joan Josep; Sapezanskaia, Ina; Fargas Ribas, Gemma; Kouiat, R.; Redjaïmia, Abdelkrim; Mateo García, Antonio Manuel (2018-09-17)
Article
Accés obertCyclic indentation was used to evaluate the dynamic deformation on metastable steels, particularly in an austenitic stainless steel, AISI 301LN. In this work, cyclic nanoindentation experiments were carried out and the ... -
Effect of cold rolling on the high cycle fatigue
Zapata Dederle, Ana Cristina; Fargas Ribas, Gemma; Mateo García, Antonio Manuel (2011-04-06)
Article
Accés restringit per política de l'editorialPlastic deformation can induce the austenite transformation to martensite in metastable austenitic stainless steels. To analyze this issue, a metastable austenitic stainless steel grade AISI 301 LN was studied in two ... -
Effect of cold rolling on the high cycle fatigue behaviour of and ANSI 301 LN stainless steel
Zapata Dederle, Ana Cristina; Fargas Ribas, Gemma; Mateo García, Antonio Manuel (2011)
Text en actes de congrés
Accés restringit per política de l'editorialPlastic deformation can induce the austenite transformation to martensite in metastable austenitic stainless steels. To analyze this issue, a metastable austenitic stainless steel grade AISI 301 LN was studied in two ...