Mostrando ítems 38253-38272 de 42617

    Study and characterization of light pollution in Catalonia 

    Linares Arroyo, Hector (Fecha de defensa: 2021-07-27)

    The term light pollution refers to different harmful effects produced by artificial light sources. This phenomena affects observational astronomy, the flora and fauna of the species adapted to the natural cycles of light ...

    Study and characterization of mechanical properties of wood-PLA composite (Timberfill) material parts built through fused filament fabrication 

    Zandi, Mohammad Damous (Fecha de defensa: 2020-07-17)

    This research is based upon the additive manufacturing (AM) technology which aims to study the mechanical properties of innovative commercial wood-PLA composite material (Timberfill) and characterize its behavior. Specifically ...

    Study and characterization of microstructural and physio-chemical properties of potato products for 3D food printing 

    Dankar, Iman Talal (Fecha de defensa: 2019-01-09)

    3D food printing is a precise digitalized process that is based on monitoring the characteristics of the printed substrate in accordance with the process parameters. In this thesis mashed potatoes were first mixed with ...

    Study and characterization of the Drosophila wg(1)-enhancer in development, regeneration and tumorigenesis 

    Gracia Latorre, Elena (Fecha de defensa: 2023-06-01)

    [eng] Enhancers are the master regulators of gene expression. Genes rely on them to be differentially expressed in different tissues, developmental time points or contexts. In recent years, it has been reported that although ...

    Study and comprehension of barriers to mental health in Latino population. Social and cultural factors related to access and retention to mental health services 

    Falgàs Bagué, Irene (Fecha de defensa: 2017-12-19)

    Introducció: La població llatinoamericana esta permanentment creixent als Estats Units i a Espanya, fet que planteja importants reptes als sistemes de salut pública en ambdós països, des de la limitada accessibilitat als ...

    Study and conceptualization of Vusiness: a model for the creation and management of companies based on values 

    Costa Marcé, Albert (Fecha de defensa: 2019-10-25)

    The global economy has suffered a serious crisis and rapid slowdown. globalization significantly increases the unbalanced use of finite, non- 2/1 renewable sources of energy, aggravating climate change. Millions of ...

    Study and design of classification algorithms for diagnosis and prognosis of failures in wind turbines from SCADA data 

    Blanco Martínez, Alejandro (Fecha de defensa: 2018-06-18)

    Actualmente las operaciones de mantenimiento preventivo de los parques eólicos se soportan sobre técnicas de Machine Learning para reducir los costes de las paradas no planificadas. Por eso se necesita una predicción de ...

    Study and development of new biosensors based on nanoparticles and nanochannels 

    Espinoza Castañeda, Marisol (Fecha de defensa: 2014-07-21)

    En el capítulo 1, se presenta una introducción general sobre el uso de nanomateriales en sistemas de biosensores electroquímicos, centrada principalmente en nanopartículas de oro y de Azul de Prusia así como en nanocanales. ...

    Study and Modeling of Multi‐ Gate Transistors in the Context of CMOS Technology Scaling 

    Chaves Romero, Ferney Alveiro (Fecha de defensa: 2012-05-31)

    L’escalat dels transistors MOSFET convencionals ha portat a aquests dispositius a la nanoescala per incrementar tant les seves prestacions com el nombre de components per xip. En aquest process d’escalat, els coneguts ...

    Study and modelization of a neutrino-nucleus CCQE interaction model 

    Bourguille, Bruno (Fecha de defensa: 2020-07-21)

    En l'estudi de l'oscil·lació de neutrino, comprendre la interacció dels neutrins és important per predir el nombre esperat d'esdeveniments en el detector. A energies intermèdies, entre pocs MeV i 10 GeV, els neutrins ...

    Study and optimisation of copper bioleaching process for electronic waste valorisation 

    Benzal Montes, Eva (Fecha de defensa: 2021-01-28)

    In the current economical context, the use of waste material with economic potential should be a priority. In this sense, the increasing production of electrical and electronic equipment waste (WEEE) makes these materials ...

    Study and Prediction of Air Quality in Smart Cities through Machine Learning Techniques Considering Spatiotemporal Components 

    Iskandaryan, Ditsuhi (Fecha de defensa: 2023-03-07)

    Air quality is considered one of the top concerns. Information and knowledge about air quality can assist in effectively monitoring and controlling concentrations, reducing or preventing its harmful impacts and consequences. ...

    Study and validation of data structures with missing values. Application to survival analysis 

    Serrat i Piè, Carles (Fecha de defensa: 2001-05-21)

    En aquest treball tractem tres metodologies diferents -no paramètrica, paramètrica i semiparamètrica- per tal de considerar els patrons de dades amb valors no observats en un context d'anàlisi de la supervivència. Les dues ...

    Study for poly[(R)-3-hydroxybutyrate] production by bacterial strains and its modification for drug delivery systems 

    Rodríguez Contreras, Alejandra (Fecha de defensa: 2013-06-06)

    Nowadays biopolymers are a good alternative to petrochemical polymers. One of these biopolymers is Poly[(R)-3- Hydroxybutyrate] (PHB) which is produced from renewable resources by various microorganisms and, after its use ...

    Study of a class of compact complex manifolds 

    Manjarín Arcas, Mònica (Fecha de defensa: 2006-07-06)

    Study of a Compton camera based on CsI(Tl) scintillator bars for radiological environmental imaging 

    Rodríguez, María D. (Fecha de defensa: 2020-10-26)

    Compton cameras are used for radiological imaging, which can be useful in environmental applications and especially in determining the position of hidden sources. Current Compton cameras are based on pixelated detectors ...

    Study of a hybrid system : Moving Bed Biofilm Reactor-Membrane Bioreactor (MBBR-MBR) in the treatment and reuse of textile industrial effluents 

    Yang, Xuefei (Fecha de defensa: 2021-07-06)

    Textile wastewater often shows high color concentration, containing a large range of organic chemicals, with high chemical oxygen demand as well as hard-degradation materials. Therefore, understanding and developing effective ...

    Study of a master regulator of recombination in Mycoplasma genitalium 

    Torres Puig, Sergi (Fecha de defensa: 2017-09-29)

    Mycoplasma genitalium és un petit patogen humà causant d’uretritis no gonocòccica, cervicitis i algunes malalties d’inflamació pèlvica. Té un dels genomes més petits trobats en un organisme viu autònom i, per aquest motiu, ...

    STUDY OF A SMALL-SCALE COOLING SYSTEM BASED ON AN ICE-STORAGE AND A DC-POWERED VAPOUR COMPRESSION REFRIGERATION UNIT TO IMPLEMENT SOLAR ENERGY IN REMOTE AREAS 

    Hussen, Muaz Bedru (Fecha de defensa: 2020-12-18)

    La refrigeració manté la qualitat sensorial del productes i minimitza la pèrdua en les cadenes de valor del fred. Les àrees remotes dels països en desenvolupament es caracteritzen principalment pels baixos nivells de ...

    Study of a torus bioreactor for the enzymatic elimination of phenol 

    Pramparo, Laura Mariela (Fecha de defensa: 2008-06-19)

    Phenols are priority pollutants that are commonly found in a large number of industrial wastewaters. Different processes are currently available for the elimination of phenol from wastewater but present some disadvantages ...