Evaluación computacional en andamios por prototipado rápido para la ingeniería de tejidos 

    Olivares Miyares, Andy Luis (Date of defense: 2012-02-10)

    In tissue engineering, the ultimate goal of the development of degradable porous scaffolds integrated with cells is the regeneration of new living tissue to repair biological defects. Scaffolds have certain requirements ...

    Relación estructura-propiedades de films de nanocompuestos de pla 

    Velázquez Infante, Julio Cesar (Date of defense: 2012-07-25)

    The development of the present Ph.D. thesis implied the preparation of PLA and nanoclay reinforced PLA films as well as the application of different thermo-mechanical treatments. Two commercial grade PLA matrices were ...

    Influence of sandblasting on zirconia in restorative dentistry 

    Chintapalli, Ravi Kiran (Date of defense: 2012-09-28)

    La utilización de circona tetragonal policristalina estabilizada con 3 % mol de itria (3Y-TZP) para fabricar coronas e implantes ha sufrido una fuerte expansión recientemente debido a las buenas propiedades mecánicas, ...

    Aplicación de criterios de conformabilidad en productos planos de aceros de alta resistencia 

    Gutiérrez Castillo, Joan David (Date of defense: 2012-11-28)

    La conformabilidad de chapas metálicas suele evaluarse mediante los diagramas FLD (Forming Limit Diagrams), que informan sobre el límite de conformado de un material representado por la curva FLC (Forming Limit Curve). ...

    Mechanical behaviour of tools for shearing Ultra High-Strength Steels: influence of the microstructure on fracture and fatigue micro-mechanisms of tool steels and evaluation of micro-mechanical damage in tools 

    Picas Anfruns, Ingrid (Date of defense: 2012-12-10)

    On account of environmental and safety related requirements, the majority of the most popular automotive manufacturers convey to introduce Ultra High Strength Steels (UHSS) and Press Hardened Steels (PHS) in the vehicle ...

    Micro and nanomecanical behavior of mullite-based environmental barrier coatings 

    Botero Vega, Carlos Alberto (Date of defense: 2012-12-14)

    Mullite coatings deposited by chemical vapor deposition (CVD) have been introduced and proven as excellent candidates to protect silicon carbide (SiC) from severe pitting corrosion and recession, becoming part of the new ...

    Relación microestructura y propiedades de cobre sometido a deformación plástica severa mediante presión en canal angular de sección constante 

    Higuera Cobos, Oscar Fabián (Date of defense: 2013-07-12)

    Muestras de cobre electrolítico (ETP) y refinado al fuego (FRHC) previamente recocidas durante 30 minutos a una temperatura de 600 ºC, fueron sometidas a presión en canal angular de sección constante (ECAP) a temperatura ...

    Caracterización y estudio comparativo de materiales celulares poliméricos obtenidos mediante moldeo por inyección con espumación física o química 

    Gómez-Gómez, Jaime Francisco (Date of defense: 2013-07-15)

    En el presente trabajo se analizan las estructuras celulares de espumas poliméricas inyectadas a través de los métodos de espumación física o química. Como polímero base para el estudio preliminar de moldeo por inyección ...

    Functionalization of titanium surfaces with TGF-beta inhibitor peptides 

    Sevilla Sánchez, Pablo (Date of defense: 2013-07-16)

    Esta tesis queda enmarcada en el ámbito de los biomateriales metálicos, concretamente en superficies de titanio desarrolladas para la regeneración ósea. Las aplicaciones más habituales del titanio como biomaterial son los ...

    Evaluación del daño por contacto en porcelana feldespática sobre circona dental 

    Rueda Arango, Astrid Oasis (Date of defense: 2013-07-19)

    Los materiales cerámicos son ampliamente utilizados en las restauraciones dentales como implantes y prótesis debido a sus excelentes propiedades mecánicas y estéticas y a su buena interacción con el ambiente fisiológico ...

    Caracterización termomecánica de dos aceros de construcción. Influencia de la microaleación conjunta de Nb y V 

    Cartaya Ruesga, Elio Armando (Date of defense: 2013-07-29)

    En este trabajo se estudia la influencia de la microadición conjunta de Nb y V sobre los fenómenos de ablandamiento dinámico y estático durante y trás la deformacion en caliente. En la primera etapa del estudio se realizaron ...

    Biofuncionalización de superficies de titanio con colágeno tipo I para mejorar el sellado biológico de implantes dentales 

    Marín Pareja, Nathalia (Date of defense: 2014-02-14)

    To obtain a regeneration and integration of gingival tissues onto the dental implant surface, is essential to achieve an appropriate cellular response. To promote an appropriate cellular response, materials surface has ...

    Effects of melt blended poss nanofillers on pom and ABS thermal stability 

    Vilà Ramírez, Narciso (Date of defense: 2014-02-28)

    This PhD thesis investigated the incorporation of Polyhedral Oligomeric Silsesquioxanes (POSS) in thermoplastic base materials via melt-blending procedures. Particularly, a focus is taken on the enhancement of the thermal ...

    Development of 3D-printed biodegradable composite scaffolds for tissue engineering applications 

    Serra, Tiziano (Date of defense: 2014-04-29)

    The design of smart biodegradable scaffolds plays a crucial role in the regeneration of tissues and restoration of their functionality. Advances in material science and manufacturing and in the understanding on the effects ...

    Design of hybrid fibers for bone tissue engineering 

    Sachot, Nadège (Date of defense: 2014-07-03)

    Most of the conventional organic-inorganic composite materials developed for bone tissue engineering do not possess intimate interactions between their constituents. As a consequence, they generally degrade in a non-homogeneous ...

    Study of the properties of modified cyclic butylene terephthalate and its composites 

    Abt, Tobias (Date of defense: 2014-07-11)

    The thesis at hand deals with the modification of cyclic butylene terephthalate (CBT) with the aim to improve its final properties. CBT polymerizes in an entropically-driven ring-opening polymerization into polymerized CBT ...

    Estudio de la biomecánica del procedimiento de vertebroplastia 

    Gómez González, Sergio (Date of defense: 2014-11-05)

    Vertebroplasty (VP) is a surgical procedure used to treat osteoporosis induced vertebral compresion fractures. This procedure involves the injection of bone cement into the porous vertebral body through a cannula. The ...

    Influencia de la distribución bimodal de grano, contenido en oxígeno y vías de consolidación sobre la resistencia y la ductilidad para hierro UF obtenido por molienda mecánica 

    Casas Quesada, Casimir (Date of defense: 2015-01-21)

    In this thesis, the microstructure and mechanical properties of bulk samples manufactured with nanocrystalline iron powder are analyzed. This iron powder was obtained by a severe plastic deformation process carried in a ...

    Surface stability and small-scale testing of zirconia 

    Camposilvan, Erik (Date of defense: 2015-07-08)

    Tetragonal polycrystalline zirconia stabilized with 3 mol% of yttria (3Y-TZP) is a biocompatible ceramic showing superior mechanical properties, which are partly the consequence of phase transformation: the tetragonal ...

    A computational study of intervertebral disc degeneration in relation to changes in regional tissue composition and disc nutrition 

    Ruiz Wills, Carlos (Date of defense: 2015-07-17)

    Up to 85% of the world population suffers from low back pain, a clinical condition often related to the intervertebral disc (IVD) degeneration (DD). Altered disc cell nutrition affects cell viability and can generate ...