Now showing items 201-220 of 1771

    Bienestar subjetivo en niños, niñas y adolescentes que participan en programas públicos después de clases en Chile 

    Ditzel, Ana Loreto (Date of defense: 2022-06-07)

    This doctoral thesis aims to explore different aspects of the subjective well-being of children living in conditions of social vulnerability and participating in after-school programs in Chile. To this end, an investigation ...

    Producción, caracterización y aplicación de nanofibras procedentes de pulpas de alto rendimiento con elevado contenido de lignina 

    Serra Parareda, Ferran (Date of defense: 2022-06-02)

    Nanocellulose is a sustainable nanomaterial with outstanding physico-mechanical properties, a fact that confers the nanomaterial a huge potential in sectors such as the papermaking, nanocomposites, aerogels for selective ...

    Electrochemical control and minimization of hydrogen sulfide formation in anaerobic systems 

    Sergienko, Natalia (Date of defense: 2021-10-13)

    Formation of hydrogen sulfide represents a major challenge in the operation of wastewater collection systems. Hydrogen sulfide is malodourous and toxic gas, which causes corrosion of pipes, wells, and constructions, hence ...

    Capital intelectual y reporting financiero en España 

    Mayorga Ávalos, Myriam Jimena (Date of defense: 2021-03-05)

    Current accounting regulations do not allow intangible assets owned by companies to be fully accounted for in the Financial Statements. The objective of this research is to determine the relationship between the hidden ...

    Un Marte en armas. Vida del capitán Francisco de Aldana 

    Nievas Rojas, Adalid (Date of defense: 2022-06-02)

    This doctoral thesis constitutes a biography of Francisco de Aldana (1537-1578). The search for, and location of, documentation on this great Hispano-Florentine poet and soldier in numerous archives and libraries has made ...

    Los valores de la creatividad y del goce artístico en el imaginario del docente de arte 

    Cagigós Villacampa, Núria (Date of defense: 2022-02-25)

    Education in values is a cross educational process that develops unique, responsible, and socially conscious individuals who in turn form civic, democratic, and tolerant societies. In this context, art is one of the main ...

    Los conflictos de jurisdicción entre la Administración y los tribunales. Evolución histórica, análisis y propuestas de lege ferenda 

    Aurich Taberner, Jordi (Date of defense: 2022-04-05)

    Conflicts of jurisdiction, currently regulated in articles 38 to 41 of the LOPJ and in Organic Law 4/1987, of July 15, represent an oddity in the spanish constitutional system, particularly due to the especial features ...

    Estudio anatómico y funcional del ligamento colateral ulnar lateral. Análisis de su papel en la inestabilidad postero-lateral 

    Noriego Muñoz, Diana (Date of defense: 2021-03-19)

    We performed a descriptive and functional experimental study in various phases of the lateral elbow liamentous complex (LCL), with special relevance to the function of the lateral ulnar collateral ligament (LCUL). Initially,we ...

    Protectores ambientales de estrés laboral hospitalario 

    Astudillo-Díaz, Paula (Date of defense: 2021-07-13)

    In this study the development of the ENPROS instrument (Environmental Safeguards against hospital work Stress) is reported. It measures environmental safeguards from hospital work stress. ENPROS is a 45-item instrument ...

    Estudio de las representaciones sociales de la educación ambiental en estudiantes de la Universidad Intercultural de Chiapas 

    Horita Pérez, Luz Helena (Date of defense: 2022-05-19)

    Through the analysis of circulating SRs in the environmental field, social practices are explained from the different conceptions of the environment that societies possess, as well as from the epistemological paradigms ...

    Intervencionisme obstètric i altres factors associats a la satisfacció materna en el part 

    Roqueta Vall-llosera, Marta (Date of defense: 2022-05-30)

    Knowing maternal satisfaction linked to interventionism is essential to improve care processes. The aim of this research is to analyze women satisfaction according to the sociodemographic variables, clinical variables ...

    Analysis and impact of antibiotics in marine organisms. Laboratory experiments and field studies 

    Serra Compte, Albert (Date of defense: 2021-03-26)

    Antibiotic residues in the environment are amongst the most concerning micropollutants due to their potential impact on the natural ecosystems and human health. In this thesis, laboratory and field studies were conducted ...

    Medición del bienestar subjetivo en la adolescencia 

    Benavente Delgado, Mariavictoria (Date of defense: 2021-02-15)

    The present thesis aims to know the psychometric properties of two scales intended to assess the subjective wellbeing of schooled adolescents and residents in urban contexts in Chile. The results obtained show that both ...

    Algoritme diagnòstic en el laboratori. Impacte dels nous índex hematimètrics 

    Marull Arnall, Anna (Date of defense: 2021-06-21)

    Currently, automatic analyzers based on highly accurate methods can determine hematologic parameters in a fast and reliable way which is important to detect abnormalities in blood cells. In laboratories with a high care ...

    Una reconstrucción del concepto de daño desde las teorías de la referencia directa 

    Fernández Alle, Lucila (Date of defense: 2021-11-12)

    This research aims to achieve a greater understanding of the concept of damage according to its use in the legal practice of extra-contractual civil liability. The observation of both dogmatics and Spanish civil jurisprudence ...

    Enriqueta Tarrés (1934): una voz de gracia en la lírica catalana del siglo XX 

    Páez Martínez, María del Pilar (Date of defense: 2021-10-22)

    The soprano singer Enriqueta Tarrés (1934) is one outstanding first line voice from the Catalonian lyrical scene of the 20th Century. She was educated and trained in the Conservatori Superior de Música de Barcelona by ...

    Carboxylic acids as directing groups for intramolecular catalytic oxidation of unactivated C(sp3)-H bonds with bioinspired catalysts 

    Cianfanelli, Marco (Date of defense: 2021-12-03)

    In this thesis we developed a protocol for the intramolecular oxidation of prochiral secondary C-H bonds in which carboxylic acids, acting as directing groups for the oxidant species, promoted a highly site-selective and ...

    Validació d’un model predictiu per a la identificació de lesions intracranials en els pacients amb traumatisme cranial lleu assistits en el medi extrahospitalari 

    Portabella Serra, Anna (Date of defense: 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 ...

    Eficacia de los fármacos antihipertensivos en monoterapia y combinación 

    Paz Bermejo, Marco Antonio (Date of defense: 2022-05-30)

    Background. The relative efficacy of antihypertensive drugs/combinations is not well known; Identifying the most effective ones, and the patients’ characteristics associated to best performance of the drugs will improve ...

    La "Història moral de Cathalunya" de Pere Gil (1550-1622) i la historiografia catalana de l’època moderna 

    Galdeano Carretero, Rodolfo, 1963- (Date of defense: 2013-12-11)

    The thesis is the edition of the manuscript 112 of the Episcopal Public Library that contains Història moral de Cathalunya written by Pere Gil, a jesuit from Reus. This is the second book of a larger project, Història ...