Now showing items 738-757 of 1749

    Estudis cinètics i estructurals de la trans inteïna Npu DnaE de "Nostoc punctiforme" 

    Soler Campmajó, David (Date of defense: 2014-10-30)

    Les inteïnes són dominis proteics que mitjançant un procés de tall i unió s’autoescindeixen de la cadena polipeptídica precursora i catalitzen la unió de les seqüències flanquejants (exteïnes) mitjançant un enllaç peptídic. ...

    Evaluación de la biomasa como recurso energético renovable en Cataluña 

    Martínez Lozano, Sergio (Date of defense: 2009-04-21)

    El objetivo principal es la evaluación de la biomasa como recurso energético renovable en Cataluña. Su alcance requiere el estudio de diversas temáticas, desarrolladas en los doce capítulos que componen el documento.El ...

    Evaluación de la remoción de semillas por roedores y hormigas en pinares mediterráneos afectados por incendios forestales 

    Jones Román, Gabriela (Date of defense: 2012-06-11)

    This study was conducted in burned and harvested areas of Catalonia. It was evaluated the effect of the granivorous in predispersive fruit removal of Smilax aspera and Quercus coccifera and postdispersive seed removal. ...

    Evaluación de las propiedades de materiales compuestos fabricados a partir de fibras semiquímicas de Leucaena collinsii y polipropileno 

    Granda Garcia, Luis Angel (Date of defense: 2016-07-29)

    This thesis studies the effect produced by the reinforcement of polypropylene with a semichemical fibre of Leucaena collinsii in the mechanical, thermal and water uptake properties. Samples with different reinforcement ...

    Evaluación de las propiedades mecánicas y micromecánicas de los materiales compuestos de polipropileno reforzado con fibras residuales provenientes del reciclado de recortes en la industria textil 

    Serra Bruns, Albert (Date of defense: 2021-12-22)

    Every year, the textile industry generates large amounts of cellulosic waste during the production and fabrication stages. This waste is made up of fibers, with lengths are less than 10 mm that prevent its reintroduction ...

    Evaluación de los conocimientos didáctico-matemáticos para la enseñanza de la probabilidad de los profesores de educación primaria en activo 

    Vásquez Ortiz, Claudia Alejandra (Date of defense: 2014-10-17)

    The purpose of this research is to assess the depth of teacher’s didactic-mathematical knowledge for teaching Probability in elementary schools. It has lately gained relevance considering how this subject has been incorporated ...

    Evaluación de los conocimientos para la enseñanza del álgebra en profesores en ejercicio de educación primaria 

    Mejías Zamorano, Cristian Alejandro (Date of defense: 2019-06-26)

    The main purpose of this research is to assess the early algebra didactic-mathematical knowledge of primary school teachers. Its content has been introduced in the school curriculum of the National Council of Teachers of ...

    Evaluación de los efectos no intencionados de los transgenes en plantas modificadas genéticamente (MG) resistentes a plagas y diseñadas como biofactorías de péptidos antimicrobianos 

    Montero Mirabet, Maria (Date of defense: 2012-06-22)

    Genetically modified crops are submitted to strict regulation to ensure the safety of consumers and the environment. To complement the comparison between GM plants and their counterparts, in the present Thesis, we evaluated ...

    Evaluación de materiales compuestos por inyección a partir de fibras procedentes de la biomasa de maíz (Zea mays L.) y polipropileno 

    Rodríguez Monteagudo, Manuel (Date of defense: 2015-07-24)

    The present PhD work has been done within the research topics of the Laboratory of Paper Engineering and Polymer Materials (LEPAMAP) at the University of Girona. Composite materials from high yield corn biomass fibers ...

    Evaluación de modelos climáticos: el comportamiento de la variable nubosidad 

    Enríquez Alonso, Aarón (Date of defense: 2016-07-01)

    Las nubes constituyen uno de los fenómenos más importantes en cuanto a la regulación de la radiación entrante y saliente de la Tierra y por ende, del clima. El principal objetivo de esta tesis es analizar cómo se reproduce ...

    Evaluación de un modelo de gestión de la docencia basado en competencias en la educación preescolar 

    Antonio Tepetla, Susana (Date of defense: 2016-02-05)

    El objetivo de este trabajo es analizar y evaluar la contribución del modelo de gestión de la docencia “Competence Based Teaching” (CBT) en la gestión de la docencia de la educación preescolar de México. La investigación ...

    Evaluación evolutiva de la salud percibida según las etapas del cambio del modelo transteórico en el tabaquismo 

    Grau Martín, Armand (Date of defense: 2011-06-17)

    OBJETIVO: Evaluar la salud percibida en fumadores de cigarrillos según las etapas del cambio. METODOLOGIA: Se estudiaron 253 personas mediante el cuestionario de salud SF-36 cada 6 meses durante dos años. RESULTADOS: Después ...

    Evaluation and comparison of advanced treatment technologies to enhance the removal of pharmaceutical active compounds from wwtp secondary effluent 

    Sbardella, Luca (Date of defense: 2019-05-22)

    The presence of several pharmaceutical active compounds (PhACs) in water bodies has garnered increasing attention and worldwide concern. The effluents from wastewater treatment plants (WWTPs) are one of the main sources ...

    Evaluation of the role of Iran National Museum in the cultural tourism in Iran 

    Salek Farokhi, Omid (Date of defense: 2019-05-27)

    There has always been a controversy in relevant studies about the role of the museum in the tourism industry, particularly in cultural tourism has always remained controversial in relevant studies. The studies which have ...

    Expectativas y preferencias en la utilización de servicios en atención primaria 

    Alfranca Pardillos, Rebeca (Date of defense: 2014-06-03)

    The main aim of this thesis is to study the expectations and preferences of the Catalan population regarding the public health system, and an appraisal of the influence played by factors such as age, gender, geographical ...

    Experimental and analytical study of delamination caused by free-edges and matrix cracks in laminated composites 

    Zubillaga Eceiza, Lierni (Date of defense: 2014-07-11)

    In the last decades, the use of laminated composites, such as Carbon Fiber Reinforce Polymer has increased in many industrial sectors. Different failure mechanisms different damage mechanism can appear in laminated ...

    Experimental basis for the control of plant diseases caused by Xylella fastidiosa using synthetic antimicrobial peptides 

    Baró Sabé, Aina (Date of defense: 2021-07-30)

    Xylella fastidiosa is one of the most damaging phytopathogenic bacteria in the world, causing a variety of diseases with a major economic impact on agriculture and the environment. Until now, no therapeutic solution has ...

    Experimental characterization and numerical simulation of composite adhesive joints using the cohesive zone model approach 

    Sarrado Molina, Carlos (Date of defense: 2015-06-11)

    The present thesis aims at developing robust numerical and experimental methods for the simulation of composite adhesive joints. Firstly, a new method for the experimental characterization of adhesive joints is presented. ...

    Experimental study of simple and multi-leaf masonry slender elements under compressive stress loaded parallel to the face 

    Llorens Sulivera, Joan (Date of defense: 2020-10-21)

    The thin-tile vault is a structural system widely used in the Mediterranean area. The most spectacular development took place through modernist-style buildings designed by architects such as Antonio Gaudí o Luís Domènech ...

    Explaining the invasive success of the eastern mosquitofish (Gambusia holbrooki): the role of temperature 

    Carmona Catot, Gerard (Date of defense: 2013-12-09)

    The eastern mosquitofish (Gambusia holbrooki) is one of the most widely distributed and invasive inland fish. It is known that it has not been established in northern Europe or upstream of rivers, where the temperature is ...