Now showing items 5287-5306 of 5525

    Transport of water, vapour, heat and solutes in concrete for storing radioactive waste 

    Chaparro Sánchez, M. Carme (Date of defense: 2016-03-04)

    Cementitious materials are used as barriers in radioactive waste storage. Hence, transport processes in this kind of material are important. The objective of this thesis is to improve the understanding of transport of water ...

    Tras el territorio circular : paisajes cotidianos de la periferia gallega 

    Somoza Medina, Marta (Date of defense: 2017-07-20)

    The thesis asks about the forms of the region and finds answer in the landscape. The work focuses on the study of a fragment of the interior of Galicia. The labyrinthine topography proper to the area, with significant slope ...

    Tratamiento y reutilización de efluentes de la industria textil mediante técnicas de membranas 

    Buscio Olivera, Valentina (Date of defense: 2015-12-12)

    Textile industry consumes large amount of water in their processes, mainly in dyeing and finishing operations. In general, during the dyeing process, up to 30% of dyes used can be discharged into wastewater. For this reason, ...

    Tratamientos de superficie sobre titanio comercialmente puro para la mejora de la osteointegración de los implantes dentales 

    Aparicio Bádenas, Conrado (Date of defense: 2005-04-15)

    El éxito clínico de los implantes dentales, fabricados en titanio comercialmente puro (Ti c.p.), está basado en la consecución de la osteointegración, es decir, la conexión directa estructural y funcional entre el hueso ...

    Tratamientos de tejidos de algodón con ozono: análisis de las variables de proceso, aproximación cinética, estudio del envejecimiento y caracterización superficial 

    Bautista Pérez, Lorenzo (Date of defense: 2013-04-09)

    Los tejidos de algodón se someten a procesos de preparación (desencolado, descrudado y blanqueo) basados en la eliminación de impurezas presentes en la superficie de la fibra. Actualmente se blanquean con peróxido de ...

    Tráfico de telefonía móvil: caracterización e implicaciones del tiempo de ocupación del canal 

    Barceló-Arroyo, Francisco (Date of defense: 1997-04-11)

    En el capítulo 1 se presentan algunos conceptos básicos relacionados con el tráfico de voz, junto a los modelos más comúnmente utilizados en la evaluación y dimensionado de sistemas de telefonía móvil. En todos los casos ...

    Treatment of textile surfaces by plasma technology for biomedical applications 

    Labay, Cédric (Date of defense: 2014-06-12)

    Medical applications of technical textiles are an expanding field of research. One of the added values of these new materials would be that they were suitable to contain and release active compounds in a controlled and ...

    Tree automata with constraints and tree homomorphisms 

    Creus López, Carles (Date of defense: 2016-05-24)

    Automata are a widely used formalism in computer science as a concise representation for sets. They are interesting from a theoretical and practical point of view. This work is focused on automata that are executed on ...

    Tres ciudades alineades : Cajamarca, La Paz y Asunción, tres desafíos de cultura primigenia para abordar la regeneración de sus centros 

    Rodríguez i Villaescusa, Eduard (Date of defense: 2018-02-23)

    The central concept of the present thesis is that the sense of belonging underlying heritage should be rooted in a strong community-based feeling. Sure enough, historical assets are looked at with a feeling of admiration ...

    Trophic cascade modelling in bathyal ecosystems 

    Mamouridis, Valeria (Date of defense: 2015-05-15)

    Different aspects of the bathyal ecosystem have been treated with the final aim to investigate trophic cascades driven by fishery (top-down control), a phenomenon that in bathyal systems has never been studied. This was ...

    Trophic ecology of hake, anchovy, sardine, round sardinella and bullet tuna larvae of NW Mediterranean: influence of trophic environment and ontogeny 

    Morote Córdoba, Elvira (Date of defense: 2011-12-02)

    En esta Tesis Doctoral se ha analizado las relación de la comunidad ictioplanctonica con su ambiente físico y trófico en dos condiciones hidrográficas contrastadas (estratificación estival y mezcla otoñal) y se ha caracterizado ...

    Tsunamis provoked by fast granular landslides : 3D laboratory experiments on generation and initial propagation of waves 

    Bregoli, Francesco (Date of defense: 2015-11-12)

    Landslides and debris flows falling into reservoirs, natural lakes, fjords or seas can generate impulsive waves, which can be assimilated to tsunamis. This phenomenon, also known as "landslide tsunami", can be highly ...

    Tuning the biological performance of calcium phosphates through microstructural and chemical modifications 

    Díez Escudero, Anna (Date of defense: 2017-11-13)

    Bone is the most transplanted tissue after blood. As pointed out by the World Health Organization, musculoskeletal diseases can potentially rise as the fourth largest cause of disability within the next years. Unfortunately, ...

    Turbulent structure in environmental flows: effects of stratification and rotation 

    Matulka, Anna Magdalena (Date of defense: 2010-03-19)

    Several series of experiments in stratified and in rotating/stratified decaying flows after a grid is used to stir the two layer stable fluid brine and fresh water set up. We measure by comparing the gained potential ...

    Two-component Bose-Einstein condensates with competing interactions 

    Sanz Sánchez, Julio (Date of defense: 2020-02-10)

    This thesis reports the experimental study of two-component Bose-Einstein condensates with tunable interactions, which are exploited as a platform to perform quantum simulation of many-body quantum systems. To perform ...

    UAV perception for safe flight under physical interaction 

    Cayero Becerra, Julián Francisco (Date of defense: 2019-06-07)

    The control of autonomous flying vehicles with navigation purposes is a challenging task. Complexity arises mainly due to the non-linearity and uncertainty inherently present in the flight mechanics and aircraft-air ...

    Ubiquitous supercomputing : design and development of enabling technologies for multi-robot systems rethinking supercomputing 

    Camargo Forero, Leonardo (Date of defense: 2019-10-25)

    Supercomputing, also known as High Performance Computing (HPC), is almost everywhere (ubiquitous), from the small widget in your phone telling you that today will be a sunny day, up to the next great contribution to the ...

    Ultra low-power, high-performance accelerator for speech recognition 

    Yazdani Aminabadi, Reza (Date of defense: 2019-07-25)

    Automatic Speech Recognition (ASR) is undoubtedly one of the most important and interesting applications in the cutting-edge era of Deep-learning deployment, especially in the mobile segment. Fast and accurate ASR comes ...

    Ultra-low power circuits based on tunnel FETs for energy harvesting applications 

    Cavalheiro, David (Date of defense: 2017-05-19)

    There has been a tremendous evolution in integrated circuit technology in the past decades. With the scaling of complementary metal-oxide-semiconductor (CMOS) transistors, faster, less power consuming and more complex chips ...

    Ultracold atoms in artificial gauge fields 

    Grass, Tobias (Date of defense: 2013-04-23)

    The present thesis studies a variety of cold atomic systems in artificial gauge fields. In the first part we focus on fractional quantum Hall effects, asking whether interesting topological states can be realized with cold ...