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Ponencia
Piezoelectric lead-free nanocomposites for sensing applications: the role of CNT reinforced matrices
(Editorial Club Universitario, 2019)
Piezoelectric materials are employed in a wide range of sensing devices. At present, the vast majority of piezoelectric materials used for industrial applications are ceramic and exhibit a high lead content in their ...
Tesis Doctoral
Estudio numérico de problemas de fractura en materiales anisótropos elásticos y piezoeléctricos
(2005)
Se implementa la formulación hipersingular del método de los elementos de contorno con el objetivo de resolver problemas de fractura estática y dinámica armónica en dominios bidimensionales anisótropos elásticos y ...
Artículo
Lead-free piezocomposites with CNT-modified matrices: Accounting for agglomerations and molecular defects
(Elsevier, 2019-09)
Piezoelectric matrix-inclusion composites based on lead-free ceramics have attracted attention due to the possibility of manufacturing environmentally friendly devices using scalable emerging technologies such as 3D printing. ...
Artículo
Discontinuous quarter-point boundary elements revisited: Computation of T-stress in two-dimensional cracked components
(Elsevier, 2023-12)
This paper analyzes the use of discontinuous quarter-point quadratic elements in a dual or hypersingular boundary element context to compute the T-stress for cracked 2-D isotropic components. The performance of this ...
Tesis Doctoral
Artículo
Crack-induced electrical resistivity changes in cracked CNT-reinforced composites
(Elsevier, 2020-04)
Carbon nanotube (CNT)-reinforced composites exhibit a piezoresistive behavior that permits their use as sensors in novel structural health monitoring (SHM) applications, by measuring the electrical resistivity change of ...
Artículo
Problemas antiplanos de mecánica de la fractura en materiales anisótropos
(Asociación Española de Ingeniería Mecánica, 2002)
Se presenta la formulación mixta del Método de los Elementos de Contorno (MEC) para problemas de mecánica de fractura antiplanos en medios anisótropos. Se implementan las ecuaciones integrales (El) en desplazamientos y ...
Artículo
Crack-face frictional contact modelling in cracked piezoelectric materials
(Springer, 2019-06)
Actuators, sensors, micro- and nano-electromechanical systems and other piezoelectirc components are generally constructed in block form or as a thin laminated composites. The study of the integrity of such materials in ...
Tesis Doctoral
Artículo
Improving the performance of lead-free piezoelectric composites by using polycrystalline inclusions and tuning the dielectric matrix environment
(IOP Publishing Ltd, 2019-07)
Piezoelectric composites are a class of smart materials which can be manufactured in a scalable manner by additive processes, while catering to a wide range of applications. Recent efforts are directed towards composites ...