Now showing items 3980-3999 of 5478
Madrid Vázquez, Gustavo (Date of defense: 2012-03-28)
This thesis aims at observing the current situation of Oaxaca city, a medium-size urban area in the southwest of Mexico. After the industrial era, the globalization of economic and cultural issues in the information era ...
Montaño Sarria, Andrés Felipe (Date of defense: 2021-03-18)
In-hand dexterous manipulation of an object is the ability to change the configuration (position and/or orientation) of an object held in the hand. This is an ability that has allowed humans to use tools and interact with ...
Freixa Janariz, Jaume (Date of defense: 1993-12-21)
La hipótesis de este trabajo es que la obra americana del arquitecto Josep Lluis Sert (1902-1983) aparentemente homogénea, tiene tres etapas distintas, caracterizadas por la evolución de los intereses formales de su ...
Blanco Granado, Jaime (Date of defense: 2016-01-25)
The study of Xosé Bar Bóo work (1922-1994), has started from two postulates that have become established by different authors: on the one hand, it is considered a paradigm of professional ethics and, on the other hand, the ...
Villa Carrero, Juan Manuel (Date of defense: 2021-01-08)
The emergency of complex phenomena in our time has forced creators to reconnect knowledge in design, since at the moment, most of them have fragmentary and hyper specialized inertia. Due to this, nowadays, in architecture ...
Pié Ninot, Ricard, 1946- (Date of defense: 1988-05-30)
“Observant els mapes i plànols” es un trabajo de investigación sobre los principales documentos gráficos (publicados) de la cartografía mundial y sobre todo, de Catalunya y Barcelona, en el que se descubren y discuten ...
Morales Garoffolo, Antonia (Date of defense: 2016-03-08)
Core-collapse supernovae (CC-SNe) explosions represent the final demise of massive stars. Among the various types, there is a group of relatively infrequent CC-SNe termed type IIb, which appear to be hybrids between normal ...
Sáez Comet, Carlos (Date of defense: 2023-10-06)
(English) Surfaces with special functionalities owed to their surface topographies or textures are present all around us in nature. Millions of living organisms around us profit from those special functionalities thanks ...
Mattar, Ghadeer (Date of defense: 2023-07-21)
(English) Although mineral chelates have been produced for more than 70 years, neither production methods nor optimum conditions are well specified. The solid evidence that the complexes are true chelates is still missing. ...
Jordana Barnils, Josep (Date of defense: 1999-04-09)
La conservació i protecció del medi ambient estan adquirint cada cop més importància. Un dels factors que influeixen més en la seva degradació és la contaminació. Aquesta tesi es centra en la contaminació del subsòl. com ...
Frías Álvarez, Aroha (Date of defense: 2014-07-18)
The leather industry needs innovative products in order to satisfy the global market requirements.The current regulations are very strict,so it is necessary to preserve the environment and to take care about the people¿s ...
Escofet i Figueras, Josep Maria (Date of defense: 2016-11-11)
Aquesta tesi té el seu origen en la tesi del Màster de l'any 2008, en què es desenvolupava mitjançant ecologia factorial un indicador socioeconòmic que corresponia al primer factor de l'anàlisi. Els treballs que tracten ...
Rodríguez Rius, Daniel (Date of defense: 2000-02-28)
En la presente tesis doctoral se ha estudiado y caracterizado la obtención de capas de nitruro en titanio y Ti6Al4V mediante tratamiento termoquímico de nitruración para la mejora de la dureza superficial y de la resistencia ...
Gasulla Forner, Manuel (Date of defense: 1999-04-09)
El objetivo de este trabajo es la obtención de imágenes de la distribución de impedancia eléctrica en el subsuelo a partir de medidas realizadas desde la superficie. El estudio se centra en la localización de objetos locales ...
Fernández Chimeno, Mireya (Date of defense: 1996-07-02)
Para la detección no invasiva de la señal del haz de his latido a latido, es necesario que el nivel de ruido e interferencias presentes en el registro sea extremadamente bajo. El estudio del entorno de medida donde se ...
Roncero Vivero, Ma. Blanca (María Blanca) (Date of defense: 2001-06-25)
La motivació per a la realització d'aquest projecte sorgeix de la problemàtica ambiental ja coneguda que existeix amb relació a la contaminació produïda pels reactius utilitzats en el blanqueig de pastes per a paper, i per ...
Fernández Aguado, Enrique (Date of defense: 1996-12-18)
La presente Tesis Doctoral se titula "Obtención y caracterización de nuevos cementos óseos de fosfatos de calcio en el sistema DCP―alfa-TCP". Los cementos de fosfatos de calcio (CFC) son materiales biocompatibles que ...
Jurado Elices, Anna (Date of defense: 2013-10-21)
Ensuring good water quality is becoming a major challenge in urban areas. Urban aquifers may suffer pollution from different recharge sources such as water leakage from sewer and septic systems, seepage from rivers, seawater ...
Valencia Domènech, Enric (Date of defense: 2012-10-17)
The knowledge of sea surface salinity (SSS) is a key issue to understand and monitor the Earth¿s water cycle. Accurate and systematic measurement of SSS was not possible until the ESA¿s Soil Moisture and Ocean Salinity ...
González Haro, Cristina (Date of defense: 2015-05-22)
Ocean currents are a key component to understanding many oceanic and climatic phenomena and knowledge of them is crucial for both navigation and operational applications. Therefore, a key problem in oceanography is the ...