Now showing items 1486-1505 of 1749

    Reproductive and condition status of “cold water” marine fish: new insights from a changing environment 

    Serrat Llinàs, Alba (Date of defense: 2019-04-10)

    Exploited marine fish species with an affinity for cold waters inhabiting close to the warmer edge of their distribution area are exposed to stress caused by fishing and climate change. Three case studies of “cold water ...

    Resilience of aquatic metacommunities: implications for disturbance recovery 

    Cunillera-Montcusí, David (Date of defense: 2020-02-21)

    During the last years, there has been an increase in the number and intensity of disturbances, and their consequences related with global change, which have corroborated the already forecasted scenarios. One example are ...

    Resilience of water resource recovery facilities: a framework for quantitative model-based assessment 

    Juan García, Pau (Date of defense: 2019-02-04)

    The water sector is entering a period of uncertainty, as stressors such as climate change pose unknown risks to its infrastructure. Utilities need to build resilience to handle unpredictable changes, but the field of ...

    Resolució de l'estructura tridimensional de l'helicasa hexamètrica DnaB 

    Arribas Bosacoma, Raquel (Date of defense: 2009-07-22)

    Es presenta el model atòmic a 4.5 Å de DnaB, la principal helicasa replicativa bacteriana, d'Aquifex aeolicus. És un anell hexamèric de 100 Å d'amplada i 80 Å d'alçada amb dues capes de simetria diferenciada, la dels dominis ...

    La responsabilidad civil del principal por hecho de sus auxiliares. En especial, la relación de dependencia 

    Casadellà Sánchez, Mònica (Date of defense: 2014-06-13)

    If the person who actually caused the damage is not a sufficiently solvent debtor, if he is impossible to identify or does not have sufficient liability insurance coverage, liability of the actual wrongdoer will not help ...

    La responsabilidad patrimonial de la Administración pública urbanística 

    Lleal Grau, Mariona (Date of defense: 2013-11-29)

    The PhD thesis analyzes the town planning liability of Public Authority, based on section 35 of the Royal Decree – Act 2/2008, of 20th June, regulating the Land Act. The research focuses on the key new aspects introduced ...

    Response of composite laminates under out-of-plane loading 

    Wagih Abdallah Abdel Hady, Ahmed (Date of defense: 2018-05-28)

    The objective of the thesis is to provide scaling tool predicting the response of composite structures under out-of-plane loading by testing small coupons. This global objective cannot be achieved without understanding the ...

    Response of the benthic macroinvertebrate community to a point source in La Tordera stream (Catalonia, NE Spain) 

    Ortiz Durà, Jesús (Date of defense: 2005-06-30)

    Vam monitoritzar paràmetres físics i químics, macroinvertebrats bentònics, clorofil·la a, productors primaris i matèria orgànica durant un any (2001-2002) per examinar els efectes d'una font puntual sobre la composició ...

    Rethinking the governance of local cultural policy from the perspective of sustainability 

    Baltà Portolès, Jordi (Date of defense: 2023-12-05)

    This thesis considers how the climate crisis and broader sustainability challenges call for a revision of approaches to cultural policy and, more specifically, what this implies for the governance of local cultural policy. ...

    Revaloració de la fracció cel·lular de la sang de porc procedent d'escorxadors industrials 

    Toldrà i Alegret, Mònica (Date of defense: 2002-11-22)

    La sang de porc és un subproducte comestible que es genera als escorxadors industrials durant el procés d'obtenció de la canal. Aquest subproducte es caracteritza per presentar una elevada càrrega contaminant i, degut a ...

    Revisiting STEAM in the interplay between extrinsic and intrinsic goals of education: Implications for teaching and teacher training 

    Rodrigues-Silva, Jefferson (Date of defense: 2023-07-28)

    Considering non-consensual understandings, we aim to revisit STEAM exploring its distinctiveness as an educational approach embedded within the broader discourses of education and tensions between the extrinsic and intrinsic ...

    El règim jurídic del litoral català 

    Aguirre i Font, Josep M. (Date of defense: 2013-03-07)

    This thesis focuses on regional coastal planning, starting with a look at the scope of the new coastal planning responsibilities assumed by the Catalan Government as established in article 149.3 of the Statute of Autonomy ...

    Régimen fiscal especial de las aportaciones no dinerarias 

    Chasco Arellano, Benjamín (Date of defense: 2024-02-23)

    The economic environment in which companies operate has changed dramatically in recent decades. From a stable and local environment, we have moved to a global ecosystem, where technological and organizational changes happen ...

    Régimen jurídico de la seguridad alimentaria. De la policía administrativa a la gestión de riesgos 

    Rodríguez Font, Mariola (Date of defense: 2006-07-04)

    La policia administrativa, una de les més clàssiques formes d'intervenció pública en l'esfera jurídica dels particulars, ha vingut caracteritzant fins a temps recents l'acció administrativa en el sector dels aliments. No ...

    Rhode. Caracterització del jaciment i de les produccions dels seus tallers ceràmics 

    Puig i Griessenberger, Anna M. (Date of defense: 2006-12-22)

    RESUM<br/>En la primera part de la tesi es revisen els materials arqueològics i els documents de les excavacions antigues al jaciment grec de la Ciutadella de Roses (Alt Empordà). Es fan estudis comparatius i de conjunt ...

    Rhodium(I) catalyzed [2+2+2] cycloaddition reactions: experimental and theoretical studies 

    Dachs Soler, Anna (Date of defense: 2011-07-29)

    The [2+2+2] cycloaddition reaction involves the formation of three carbon-carbon bonds in one single step using alkynes, alkenes, nitriles, carbonyls and other unsaturated reagents as reactants. This is one of the most ...

    Rhodium-catalysed [2+2+2] cycloaddition reactions for the preparation of highly functionalised cyclic compounds 

    Cassú Ponsatí, Daniel (Date of defense: 2018-04-20)

    Transition metal-catalysed [2+2+2] cycloaddition reactions involving unsaturated substrates represent one of the most elegant methods in organic chemistry to prepare functionalised cyclic compound. This doctoral thesis is ...

    Rhodium-catalyzed cyclization reactions of 1,5-bisallenes involving alkenes and alkynes: experimental and theoretical studies 

    Vila Vadrí, Jordi (Date of defense: 2023-04-21)

    The development of novel catalytic methodologies involving the formation of carbon – carbon/heteroatom bonds to produce cyclic systems constitutes a field of great interest in the modern synthetic organic chemistry. Over ...

    Ricard Giralt i Casadesús, un noucentista transversal (1884-1970): arquitectura, urbanisme i municipi a la Catalunya del segle XX 

    Gil, Rosa Maria, 1962- (Date of defense: 2014-07-18)

    The present thesis studies in depth a perspective of the noucentista movement focusing on the professional career of the architect Ricard Giralt Casadesús (1884-1970) and particularly on his urban design approach and social ...

    Rice seeds as biofactories of the production of antimicrobial peptides 

    Montesinos Barreda, Laura (Date of defense: 2014-05-16)

    A series of antimicrobial peptides (AMPs) derived from the BP134 peptide (a member of the CECMEL11 library) exhibited potent bactericidal effect and low cytotoxicity, and were selected for expression in transgenic rice. ...