Now showing items 930-949 of 1776

    Improving resource utilization in carrier ethernet technologies 

    Caro Perez, Luis Fernando (Date of defense: 2010-01-19)

    Ethernet está empezando a pasar de las redes de área local a una red de transporte. Sin embargo, como los requisitos de las redes de transporte son más exigentes, la tecnología necesita ser mejorada. Esquemas diseñados ...

    In vitro production of porcine embryos. New insights into optimization of culture media with relevance to sex ratio purposes 

    Torner Bosch, Eva (Date of defense: 2014-06-20)

    This thesis is about challenges that currently concern in vitro production (IVP), sex determination procedures and sex-related survival of in vitro-produced porcine embryos. Specifically, the current thesis develops a new ...

    Incidencia de la reputación online en la ocupación y rentabilidad hotelera: estudios de caso en Latinoamérica 

    Moya Sánchez, Daissy Hatblathy (Date of defense: 2018-12-18)

    Purpose: To prove the incidence of online reputation in the occupation and profitability of hotels in Latin America. Methodology: Based on the information provided by the Hotel Chain GHL, financial and online reputation ...

    Incidència de microorganismes i de compostos orgànics volàtils en l'aparició de defectes sensorials en suro 

    Prat i Botanch, Chantal (Date of defense: 2010-02-26)

    La incidència sobre el suro de defectes sensorials amb descriptors de florit-humitat és un dels principals problemes amb què s'enfronta la indústria surera. Els principals compostos relacionats amb aquest defecte son ...

    Incorporació de la lògica borrosa en l'estudi de la viabilitat dels nous projectes empresarials 

    Linares Mustarós, Salvador (Date of defense: 2015-03-26)

    La predicció de despeses, vendes o cobraments en l’àmbit de l’emprenedoria planteja la dificultat afegida de treballar amb dades extremadament incertes. Aquest fet ocasiona que la previsió de tresoreria o la previsió de ...

    Incremental sheet forming applied to the manufacturing of biocompatible polymer prostheses 

    Bagudanch Frigolé, Isabel (Date of defense: 2017-11-16)

    Incremental Sheet Forming (ISF) technology has been mainly applied on metallic sheets during the last years. ISF is used due to its flexibility, low costs, low batch production, production of complex geometries and customized ...

    Indicació selectiva de "shunt" en l'endoarteriectomia carotídia, un nou mètode 

    Andrés Navarro, Omar (Date of defense: 2020-09-25)

    The protocol followed in this thesis is to indicate the EAC according to the NASCET criteria. Closure of the arteriotomy with patch. The criteria to indicate this have been based on an original method, which takes into ...

    Indicadors de qualitat de vida en demència avançada i relació amb la mortalitat 

    Ballester Ferrando, David (Date of defense: 2015-01-21)

    El objetivo de este trabajo fue identificar indicadores pronósticos de mortalidad en personas con demencias avanzadas a corto y largo plazo, introduciendo la calidad de vida como un nuevo posible indicador. Metodología: ...

    Industria y concentración de cultivos: la contribución de la industria del frío en la fruticultura leridana 

    Badia Roig, Carmina (Date of defense: 2005-10-28)

    Para avanzar en el estudio de la concentración espacial de cultivos, se ha elegido el caso de la manzana, la pera y el melocotón en Lleida, desde 1962 a 2000. La evolución de ese fenómeno se ha estudiado mediante técnicas ...

    Influence of anthropogenic pollution on the prevalence, maintenance and spread of antibiotic resistance in aquatic microbial communities 

    Subirats Medina, Jessica (Date of defense: 2018-07-24)

    This Thesis demonstrates that microorganisms derived from wastewater are the 2/2 main contributors to antibiotic resistance (AR) in the environment. Once there, the background chemical contamination with antibiotic ...

    Influence of feeding restriction and dietary phosphorus levels on body tissue composition evaluated in vivo by computed tomography, bone mineralisation and sensory properties of the meat from gilts 

    Luo, Xin (Date of defense: 2019-12-19)

    Feeding strategy is very important for farmers to improve pig productive parameters and keep its competitive advantage in the market. The computed tomography (CT) technology can evaluate the effect of feeding strategy on ...

    Influence of flow alteration and metal pollution on stream biota: from species to community-level responses 

    Rubio Gracia, Francesc (Date of defense: 2021-10-27)

    This thesis aimed to assess the responses of stream biota to flow alterations, in terms of water velocity increments and reductions of discharge, and to metal pollution. The investigations performed encompassed (i) ...

    Influence of individual dynamic managerial capabilities over business sustainability commitment, stakeholder engagement and gender 

    Buil Fabregà, Marian (Date of defense: 2017-06-22)

    In today's dynamic environment, which is characterized by continuous and unpredictable changes, companies need new strategies to maintain their competitive advantage in the market, ensure long-term sustainability and ...

    Influences of toxicants on freshwater biofilms and fish: from experimental approaches to statistical models 

    Tuulaikhuu, Baigal-Amar (Date of defense: 2016-06-10)

    The main aims of this thesis are: i) to evaluate arsenic toxicity in two major, interacting components of the freshwater ecosystem, biofilm and fish, to provide information on environmentally realistic exposures and on ...

    Influencia de la grasa epicárdica en la arritmia: fibrilación auricular, la cardioversión eléctrica, la recurrencia y el tratamiento 

    Valenzuela Leal, Helen (Date of defense: 2019-04-09)

    The thickness of epicartic fat can be directly measured by transthoracic echocardiography. Epicartic fat has recently been associated with the onset of atrial fibrillation (AF). In this work we will analyze the relationship ...

    Influencia de la suplementación de antioxidantes y de la administración de enrofloxacina en la calidad y seguridad de la carne de ave 

    Carreras Ferrer, Irene (Date of defense: 2005-04-14)

    Los fenómenos oxidativos y en particular la oxidación lipídica son uno de los principales responsables de la pérdida de calidad en la carne y en los productos cárnicos. Como consecuencia de estos procesos se generan ...

    Influencia del proceso de reciclado sobre las propiedades de los materiales compuestos obtenidos por inyección de poliestireno reforzado con fibras lignocelulósicas 

    López Sánchez, Ángel (Date of defense: 2004-07-27)

    The objective of this research is to study the influence of several recycling cycles on the mechanical properties of four different materials made by the injection of polystyrene. <br/>The four materials studied have ...

    Influència de l'adherència terapèutica i el suport social en la qualitat de vida percebuda de les persones amb diàlisi peritoneal 

    Sitjar Suñer, Miquel (Date of defense: 2018-03-15)

    Chronic renal insufficiency is a public health problem that affects about 11% of the world’s adult population. However, the impact of peritoneal dialysis on people who receive this treatment is little known. The present ...

    Informació i persuasió: en els orígens de la premsa catalana (c. 1500-1720) 

    Expósito Amagat, Ricard (Date of defense: 2014-07-14)

    The main objective of this thesis is to analyse public information in Early Modern Catalonia: its production, circulation and consumption from the end of the Middle Ages until the end of the War of the Spanish Succession ...

    Information sources selection methodology for recommender systems based on intrinsic characteristics and trust measure 

    Aciar, Silvana Vanesa (Date of defense: 2007-06-18)

    El treball desenvolupat en aquesta tesi presenta un profund estudi i proveïx solucions innovadores en el camp dels sistemes recomanadors. Els mètodes que usen aquests sistemes per a realitzar les recomanacions, mètodes com ...