Ara mostrant els elements 1727-1746 de 1776
Santamaría Pérez, Jorge (Data de defensa: 2021-09-27)
Biological invasions have become one of the most pervasive threats to native ecosystems worldwide, causing species extinctions, disrupting the functioning of ecosystems, altering the provision of critical ecosystem services ...
Trias Mansilla, Albert (Data de defensa: 2013-07-19)
The village paradigm presents some benefits compared with the library paradigm; people can adapt the answer content as a function of who is requesting the information, or furthermore, people can perform clarifications of ...
Cuyás Palazón, Mercedes (Data de defensa: 2005-10-07)
La tesis doctoral "Urbanismo Ambiental y Evaluación Estratégica" investiga y propone un renovado papel del urbanismo y muy especialmente de la ordenación del territorio como instrumentos no tan sólo de valor para la ...
Martín Perpiñá, Mercedes (Data de defensa: 2019-05-28)
The excessive use of ICT and Social Networks, and Media Multitasking among adolescents is a complex phenomenon due to the multiplicity of factors involved in its genesis. The main objective is the study of the excessive ...
Baleato González, Sandra (Data de defensa: 2012-12-12)
PURPOSE: To determine the role of MRI and MR spectroscopy (MRSI) in the diagnosis of infertility. To stablish normal values of the metabolites involved in the spermatogenesis (choline, creatine, and lipids) and to quantify ...
Iglesias Juncà, Mònica (Data de defensa: 2000-03-03)
The present study focuses on the characterization of solid-liquid extraction techniques for the separation and preconcentration of rare-earth elements and precious metals. We developed an impregnated resin with di ...
Badosa i Franch, Jordi (Data de defensa: 2005-09-27)
En les últimes dècades, l'increment dels nivells de radiació solar ultraviolada (UVR) que arriba a la Terra (principalment degut a la disminució d'ozó estratosfèric) juntament amb l'augment detectat en malalties relacionades ...
Portabella Serra, Anna (Data de defensa: 2022-06-01)
The severity of traumatic brain injury (TBI) depends on the primary injury and subsequent complications. The Glasgow Coma Scale (GCS) is used to assess its initial severity. We talk about mild TBI when the GCS score ranges ...
Maldonado López, Ferney A. (Data de defensa: 2017-09-12)
SDN is a network technology that separates control functions and the data plane. This separation allows flexibility in the management and use of network resources because the software is specialized in controlling the ...
Balló Peña, Elisabet (Data de defensa: 2020-07-31)
Electronic Health Record are legal documents where all the bio-psycho-social information of care received by the healthcare system is recorded throughout their lives. The first causes of death in Spain are cardiovascular ...
Salleras Duran, Laia (Data de defensa: 2019-02-20)
Patients often require venous access. The lack of a scale to predict this difficulty in the emergency department makes the validation of an instrument all the more necessary. The use of ultrasounds to locate veins makes ...
Carrera Boix, Alícia (Data de defensa: 2022-11-04)
Urinary incontinence (UI) is a dysfunction that has a very negative impact on the quality of life of women who suffer from it (low self-esteem, shame, restriction of social contacts, etc.). Different factors involved in ...
Suárez Chaparro, Rosa (Data de defensa: 2016-02-17)
El paisaje se ha considerado un elemento fundamental en la preferencia para visitar espacios naturales, con alto valor ecológico y paisajístico, con el propósito de realizar actividades turísticas y recreativas. Esta tesis ...
Bayer Resplandis, Jordi (Data de defensa: 2013-10-18)
Natural fibers have been used recently as reinforcement of polymer-matrix based composites. The present thesis examines the mechanical properties of high density polyethylene (HDPE) composite reinforced with sisal fiber, ...
Castanera Duro, Aaron (Data de defensa: 2017-12-22)
Pain control is an important objective, although postoperative pain continues to be observed in hospitals. We performed a quasi-experimental study with a non-equivalent control group applying a Nursing Care Guide that ...
Escudero Oñate, Carlos (Data de defensa: 2009-03-27)
En la presente tesis se han realizado estudios de eliminación de metales pesados y arsénico de aguas contaminadas mediante procesos de adsorción sobre materiales de bajo coste. Dichos materiales son, en todos los casos, ...
Viñas de Puig, Jordi (Data de defensa: 2001-07-23)
Aquest treball es centra en el coneixement de l'estructura poblacional de tres espècies piscícoles de la família Scombridae, el bonítol (Sarda sarda), la bacora (Thunnus alalunga) i la tonyina (Thunnus thynnus) en la seva ...
Coll Rius, Anna (Data de defensa: 2010-09-10)
Amb la finalitat de garantir la seguretat dels consumidors i del medi ambient, a la UE els aliments modificats genèticament (MG) estan sotmesos a un rigorós procés d'autorització que inclou: caracterització molecular del ...
Caballero-Huertas, Marta (Data de defensa: 2023-05-26)
Small pelagic fish play an important ecological role mainly due to their contribution in transferring energy from low to higher trophic levels. Likewise, the capture of these species is in many cases an important nutritional ...
Blanco Villaverde, Norbert (Data de defensa: 2005-01-21)
La majoria de les fallades en elements estructurals són degudes a càrrega per fatiga. En conseqüència, la fatiga mecànica és un factor clau per al disseny d'elements mecànics. En el cas de materials compòsits laminats, el ...