Exploració per autor "Crespo Artiaga, Daniel"
Ara es mostren els items 63-82 de 99
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On the static strength of aluminium and carbon fibre aircraft lap joint repairs
Pitta, Siddharth; de la Mora Carles, Victor; Roure Fernández, Francisco; Crespo Artiaga, Daniel; Rojas Gregorio, José Ignacio (2018-10-01)
Article
Accés obertThe behaviour of various aircraft lap joint repair configurations is investigated experimentally and numerically under static loading. The lap joints consist of aluminium alloy (AA) 2024-T3 substrates repaired with twin ... -
On the validity of Avrami formalism in primary crystallization
Bruna Escuer, Pere; Crespo Artiaga, Daniel; González Cinca, Ricardo; Pineda Soler, Eloi (American Institute of Physics, 2006-09-30)
Article
Accés obertCalorimetric data of primary crystallization is usually interpreted in the framework of the Kolmogorov Dokl. Akad. Nauk SSSR 1, 355 1937 , Johnson and Mehl Trans. AIME 135, 416 1939 , and Avrami J. Chem. Phys. 7, ... -
Onset frequency of fatigue effects in pure aluminum and 7075 (AlZnMg) and 2024 (AlCuMg) alloys
Rojas Gregorio, José Ignacio; Crespo Artiaga, Daniel (2016-03)
Article
Accés obert -
Phase-field modeling of microstructural evolution in primary crystallization
Bruna Escuer, Pere; Pineda Soler, Eloi; Rojas Gregorio, José Ignacio; Crespo Artiaga, Daniel (2014)
Comunicació de congrés
Accés obert -
Phase-field modelling of microstructural evolution in primary crystallization
Bruna Escuer, Pere; Pineda Soler, Eloi; Crespo Artiaga, Daniel (2007)
Article
Accés obertOne of the main routes to obtain nanostructured materials is through the primary crystallization of metallic glasses. In such transformations, crystallites with a different composition than the amorphous precursor grow with ... -
Phonon dispersion relation of metallic glasses
Crespo Artiaga, Daniel; Bruna Escuer, Pere; Vallés Sales, Araceli; Pineda Soler, Eloi (American Physical Society, 2016-10-13)
Article
Accés obertExperimental data on the phase sound speed of metallic glasses show anomalies in the terahertz range, reflecting an underlying complex behavior of their phonon dispersion spectrum not yet explained. We determine the phonon ... -
Physical aging effects on the dynamic relaxation behavior and mechanical properties of Cu46Zr46Al8 metallic glass
Qiao, Jichao; Feng, S. D.; Pelletier, J. M.; Crespo Artiaga, Daniel; Pineda Soler, Eloi; Yao, Yao (2017-12-05)
Article
Accés obertMechanical relaxation of glassy materials is strongly influenced by their mechanical and physical properties. In the current study, dynamic mechanical relaxation of Cu46Zr46Al8 metallic glass has been investigated by ... -
Plastic deformation induced anisotropy in metallic glasses: A molecular dynamics study
Velasco Cruz, Jorge Enrique; Concustell, Amadeu; Pineda Soler, Eloi; Crespo Artiaga, Daniel (2017-06-15)
Article
Accés obertThe atomic structure of a Cu13Ni34Pd53 metallic glass was studied by molecular dynamics simulation at different temperatures along a shear deformation cycle. A simulation box of 1 million atoms was deformed in the x axis ... -
Polyamorphic transitions in Ce-based metallic glasses by synchrotron radiation
Duarte Correa, María Jazmín; Bruna Escuer, Pere; Pineda Soler, Eloi; Crespo Artiaga, Daniel; Garbarino, Gaston; Verbeni, Roberto; Zhao, Kun; Wang, Wei Hua; Romero Castro, Aldo Humberto; Serrano Gutiérrez, Jorge (2011-12-01)
Article
Accés obertWe report here on a polyamorphic-phase transition upon application of pressure on a Ce-based metallic glass, Ce70Al10Ni10Cu10, investigated by x-ray diffraction and inelastic x-ray scattering. This alloy is found to display ... -
Pràctiques de Fonaments físics
Crespo Artiaga, Daniel (Universitat Politècnica de Catalunya, 2009)
Pràctica
Accés obert -
Relaxation dynamics of Fe55Cr10Mo14C15B6 metallic glass explored by mechanical spectroscopy and calorimetry measurements
Liu, Chaoren; Madinehei, Seyed Milad; Pineda Soler, Eloi; Crespo Artiaga, Daniel (2016-08-01)
Article
Accés obertIn this work, the mechanical relaxation dynamics of Fe55Cr10Mo14C15B6 metallic glass is explored by mechanical spectroscopy. The temperature-dependent loss modulus E″(T) shows the features of β relaxation well below glass ... -
Relaxation dynamics of metallic systems in the liquid/glass transition region
Liu, Chaoren; Pineda Soler, Eloi; Crespo Artiaga, Daniel (2016)
Text en actes de congrés
Accés obert -
Relaxation of internal friction and shear viscosity in Zr57Nb5Al10Cu15.4Ni12.6 metallic glass
Duan, Y.J.; Qiao, Jichao; Crespo Artiaga, Daniel; Pelletier, J. M. (2020-09-01)
Article
Accés obertRelaxation of internal friction of Zr57Nb5Al10Cu15.4Ni12.6 metallic glass was investigated by mechanical spectroscopy. The stress relaxation of internal friction with different aging temperature was described by ... -
Role of Mo in the local configuration and structure stabilization of amorphous steels, a Synchrotron X-ray diffraction and Mossbauer study
Pineda Soler, Eloi; Bruna Escuer, Pere; Serrano Gutiérrez, Jorge; Torrens Serra, Joan; Crespo Artiaga, Daniel (2011-07)
Article
Accés restringit per política de l'editorialAmorphous steels are promising materials with potential structural applications. The glass-forming ability (GFA) and mechanical properties of metallic glasses are intimately related to the local structure. In Fe-based ... -
Role of Nb in glass formation of Fe-Cr-Mo-C-B-Nb BMGs
Zhai, Fuqiang; Pineda Soler, Eloi; Duarte, Maria Jazmin; Crespo Artiaga, Daniel (2014-08-15)
Article
Accés obertA new Fe-based bulk metallic glass with superior glass-forming ability (GFA), Fe46Cr15Mo14C15B6Nb4, was developed based on the Fe-Cr-Mo-C-B alloy system by minor addition of Nb. The effects of Nb addition on glass formation ... -
Setmana d'Acollida 2011: informar, transformar, deformar
Crespo Artiaga, Daniel (Edicions ETSAB, 2011-05)
Article
Accés obert -
Silver Nanoparticle Coatings on Optical Glass
Torres Heredia, Víctor Elías; Popa, Mónica Mihaela; Crespo Artiaga, Daniel; Calderón Moreno, José María (2007-07)
Text en actes de congrés
Accés obertEs reporta la deposició de monocapes de nanopartícules de Plata en substrats òptics -
Silver Nanoparticle Coatings on Optical Glass
Torres Heredia, Víctor Elías; Popa, Mónica Mihaela; Crespo Artiaga, Daniel; Calderón Moreno, José María (2007-07)
Text en actes de congrés
Accés obertEs presenta un mètode de producció i deposició de nanopartícules per una via química de baixa energía. Es mostra que les capes dipositades presenten resonància plasmònica -
Simplistic correlations between molecular electronic properties and inhibition efficiencies: Do they really exist?
Kokalj, Anton; Neupane, Shova; Losada Pérez, Patricia; Xie, Chenyang; Crespo Artiaga, Daniel; Renner, Frank U.; Mol, Arjan; Milosev, Ingrid; Lozinšek, Matic; Kapuna, Barbara; Taherib, Peyman; Stavbera, Stojan (2020-07-23)
Article
Accés obertThe often used simplistic correlations between molecular electronic parameters and experimentally determined corrosion inhibition efficiencies are critically evaluated for a set of 24 heterocyclic organic compounds, tested ... -
Slow beta relaxation in La-based metallic glasses based on mechanical spectroscopy measurements
Qiao, Jichao; Pelletier, J. M.; Li, Ning; Crespo Artiaga, Daniel; Yao, Yao (2017-04-01)
Article
Accés obertDynamic mechanical relaxations of La-based metallic glasses were investigated by mechanical spectroscopy. In the framework of the mixing enthalpy of constituent atoms, it was found that ß relaxation was less evident by the ...