Browsing Universitat de Barcelona by Title

Experiències traumàtiques en la infància i conductes suïcides en pacients amb un primer episodi psicòtic

Vila Badia, Regina (Date of defense: 2022-11-24)

[cat] INTRODUCCIÓ: L’impacte de les experiències traumàtiques en la infància (ETIs) té conseqüències importants en la salut física i mental d’infants i adolescents no només en aquesta etapa vital sinó també conseqüències ...

Experimental and human studies on aging of adipose tissues: Role for Parkin

Delgado Anglés, Alejandro (Date of defense: 2021-10-25)

Brown and beige adipose tissues are mediators of adaptive energy expenditure in mammals, in contrast with the energy storage role of white fat. Mitochondrial activity, including uncoupled respiration, and the release of ...

Experimental and numerical study of chemo-hydro-mechanical effects of CO2 injection on permeable limestone

Vafaie, Atefeh (Date of defense: 2023-07-07)

[eng] Carbon capture and storage (CCS) in saline aquifers is a proven technology aimed at reducing atmospheric CO2 emissions and mitigating the climate change crisis. CO2 injection acidifies the formation water inducing ...

An experimental and theoretical view of autocatalytic colloids interacting with interfases

Palacios Ruiz, Lucas Santiago (Date of defense: 2022-03-04)

This thesis contains my doctoral research in condensed soft matter physics prepared at the University of Barcelona. It covers the interaction of active Janus particles with liquid-liquid and liquid-solid interfaces, both ...

Experimental Approaches for Pulp Tissue Regeneration

Bucchi Morales, María Cristina (Date of defense: 2019-10-22)

The aim of this PhD thesis was to study experimental approaches for revitalization of necrotic teeth. Revitalization, also known as regenerative endodontic procedures (REPs), is a relatively new treatment for necrotic teeth ...

Experimentar l’extitució: relats de vida professional de sis comissàries independents a Barcelona

Almirall, Caterina, 1986- (Date of defense: 2022-05-09)

Este trabajo parte de la inquietud por encontrar maneras de explicar desde la experiencia compartida cómo opera el rol del comisariado independiente en el contexto artístico de Barcelona, y cuáles son los efectos de las ...

The Experimenters' Regress: A Conceptual and Historical Evaluation

Zuppone, Romina (Date of defense: 2018-12-18)

The goal of this thesis is to show, against Harry Collins, that there are scientific and internal grounds for the resolution of controversies in experimental practice. The approach I take is twofold: On the one hand, I ...

Experimentos y modelos en sistemas que presentan transiciones de fase de primer orden con dinámica de avalanchas

Pérez Reche, Francisco José (Date of defense: 2005-04-29)

En esta tesis se han estudiado algunos aspectos de sistemas que presentan transiciones de fase. Para ello se ha empleado tanto un enfoque experimental como teórico. En particular, se han investigado algunas transiciones ...

Experiments and models for human decision-making: social dilemmas, pedestrian movement and financial markets

Gutiérrez-Roig, Mario (Date of defense: 2016-01-28)

The revolution of ICT technologies in Digital Era combined with progress of ComplexitySciences have lead to the emergence of Computational Social Science, whose purposeis to analyze society in a quantitative way. ...

Experiments i models relativistes per a l'astrometria òptica des de l'espai. Aplicació a la missió Gaia.

Anglada Escudé, Guillem (Date of defense: 2007-09-25)

[spa] Gaia es un proyecto de la agencia espacial Europea (ESA) que pretende hacer un censo galáctico catalogando más de 1000 millones de objetos con una precisión astrometrica sin precedentes. La astrometria es la parte ...

Experiments on perturbed Saffman-Taylor flows

Ignés i Mullol, Jordi (Date of defense: 1997-06-26)

We have performed pattern formation experiments where a relatively well understood system (flow in a Hele-Shaw cell) is perturbed either by means of a lattice of grooves or by the use of viscoelastic fluids. We have extended ...

Explaining and reducing variability of distribution coefficients of radionuclides in soils: improvement of input data for radiological assessments

Ramírez Guinart, Josep Oriol (Date of defense: 2017-07-03)

The assessment of the potential radiological risk for the human health and the environment that a radioactive contamination episode may entail is one of the most concerning issues in the current society, due to the increasing ...

Explicació atomística de fenòmens físics relacionats amb el pes, la calor i l'aigua, a través de "De rerum natura" de Lucreci

Montserrat Sangrà, Jesús Maria (Date of defense: 1996-02-27)

Aquesta tesi està dedicada a l'estudi de les explicacions dels fenòmens físics relacionats amb el pes, la calor i l'aigua, ofertes pel poema De rerum Natura de l'atomista epicuri llatí Lucreci (Titus Lucretius Carus, ...

Explication from an Externalist Point of View

Alexandrov, Anton (Date of defense: 2023-06-22)

[eng] The dissertation investigates the method of explication from an externalist point of view. Chapter1 explains externalism in the philosophy of mind and language. Externalism holds that the meaning of many of our kind ...

Explicit Bound states and Resonance fields in Effective Field Theories

Tarrús Castellà, Jaume (Date of defense: 2012-06-07)

The first three chapters of this thesis have been devoted to the theoretical background. We presented the novel work of this thesis in chapters 4 and 5. In chapter 4 we have constructed a Chiral effective field theory for ...

Exploiting circulating lymphocytes and cell-free DNA as a source to develop minimally-invasive personalized T-cell therapies

Garcia Garijo, Andrea (Date of defense: 2023-05-26)

[eng] Adoptive cell transfer (ACT) of tumor-infiltrating lymphocytes (TILs) can medi- ate tumor regression in patients with metastatic melanoma. Retrospective studies of TIL products from responders and non-responders have ...

Exploració computacional de compostos bioactius: reactivitat i interacció lligand-receptor

Llabrés Prat, Salomé (Date of defense: 2015-07-09)

La present tesis doctoral, presentada com a compendi de publicacions, té com a objectiu general l’estudi de la diversitat en l’espai químic i l’establiment de relacions amb l’espai biològic mitjançant l’ús de tècniques ...

Exploración de aguas subterráneas en el Arco Seco de Panamá (Sector de Las Tablas) mediante métodos geofísicos

Caballero, Alberto (Date of defense: 2010-01-19)

La investigación se ha desarrollado en la región de Las Tablas, ubicada en el denominado Arco Seco de la República de Panamá. En esta región, el abastecimiento de agua potable, debido al aumento de la población, se ve ...

Exploración de la comunicación estratégica digital, Redes Sociales de equipamientos patrimonio mundial en Barcelona. El caso de: Casa Batlló, Casa Milà - La Pedrera y Casa Vicens

Salazar Morales, Lizeth (Date of defense: 2021-12-21)

La aparición en la última década de Redes Sociales digitales y de su papel indispensable como plataformas de comunicación en el contexto global de las organizaciones, así como la transformación de públicos, espectadores ...

Exploración de las prácticas de lectura digital académica en estudiantes de un grado de Educación: Investigación con métodos mixtos

Abarzúa Ceballos, Leonel (Date of defense: 2023-12-18)

[spa] La presente tesis aborda la lectura digital como una práctica social situada en un contexto de formación universitaria. Su fundamentación teórica proviene de los ámbitos de la lectura digital, la teoría de la práctica ...