Now showing items 27370-27389 of 41446

    Mechanistic insights into metal-catalyzed hydroamination reactions 

    Couce Ríos, Almudena (Date of defense: 2017-03-29)

    El tema de esta tesis es el estudio DFT del mecanismo de hidroaminaciones intermoleculares catalizadas por catalizadores de rodio y oro. Los compuestos que contienen nitrógeno son muy valiosos y tienen muchos usos que van ...

    Mechanistic insights into substrate-assisted catalysis in glycosidases by means of QM/MM molecular dynamics 

    Coines Lopez-Nieto, Juan (Date of defense: 2021-01-20)

    Carbohydrates are essential molecules in biotechnology and for the proper functioning of living organisms. They are involved in energy storage, being structural components or participating in crucial biological processes ...

    Mechanistic insights into the large-scale dynamics underlying different brain states 

    Jobst, Beatrice M. (Date of defense: 2018-05-11)

    Brain activity during rest exhibits a robust intrinsic spatio-temporal structure characterized by correlated patterns of neural activity. The study of the brain in altered states of vigilance or drug-induced brain states ...

    Mechanistic insights into the role of the CPEB4 neuronspecific microexon in neurodevelopmental disorders 

    Bartomeu i Galan, Anna (Date of defense: 2024-01-29)

    [eng] Cytoplasmic Polyadenylation Element Binding proteins (CPEBs) are a family of RNA-binding proteins that regulate cytoplasmic changes in poly(A) tail lengh and therefore mRNA-specific stability and translation. Since ...

    Mechanistic investigations of carotenoid and ketocarotenoid biosynthesis in rice 

    Bai, Chao (Date of defense: 2014-02-21)

    El meu programa de recerca està enfocat a identificar els passos limitants de la biosíntesi de carotenoids en arròs (Oryza sativa) de forma que mitjançant enginyeria genètica amb múltiples gens es puguin dividir els passos ...

    Mechanistic Investigations on Transition Metal-Catalyzed Asymmetric Allylic and Propargylic Substitution Reactions 

    Garcia Roca, Aleria (Date of defense: 2023-06-15)

    Forjar estereocentres altament congestionats de manera asimètrica és de gran interès per a la indústria química fina i farmacèutica, ja que aquests motius estressats estèricament (normalment són estereocentres terciaris ...

    Mechanistic Investigations to Enhance Carotenoid Content and Composition in Rice Endosperm 

    Alvarez, Derry (Date of defense: 2022-07-11)

    El meu projecte de recerca es centra en les investigacions per comprendre millor el mecanisme d'acumulació de carotenoides en call i endosperma d'arròs. Un dels principals objectius és comprendre millor el coll d'ampolla ...

    Mechanistic Studies of Water Oxidation Catalyzed by Homogeneous Iron and Ruthenium Complexes and Light-driven Organic Reductions with a Dual Cobalt/Copper Catalytic System 

    Casadevall Serrano, Carla (Date of defense: 2019-07-22)

    Aquesta tesi doctoral es centra a comprendre els mecanismes implicats en l'aplicació de la fotosíntesi artificial per emmagatzemar energia solar en enllaços químics, així com desenvolupar noves metodologies respectuoses ...

    Mechanistic studies on gold mediated cross-coupling reactions and total synthesis of (_+ )-epiglobulol 

    Livendahl, Madeleine (Date of defense: 2013-10-11)

    Tras la activación con complejos catiónicos de oro(I), los 1,6-eninos conteniendo alcoholes o éteres se pueden atrapar intra- o intermolecularmente con alquenos o éteres bencílicos. Esta reacción estereospecífica da lugar ...

    Mechanistic, temporal and spatial insights of the regulatory network controlling plant responses to vegetation proximity 

    Pastor Andreu, Pedro (Date of defense: 2021-12-17)

    La llum és essencial per a les plantes, no només com a font d’energia per a la fotosíntesi, sinó també com un senyal d’informació ambiental que els permet adaptar el seu desenvolupament per prosperar en diferents escenaris. ...

    Mechano-biochemical systems modelling for patient stratification in osteoarthritis 

    Segarra-Queralt, Maria (Date of defense: 2023-11-22)

    This doctoral thesis presents two different computational approaches to explore mechanistically chondrocyte dysregulation and identify biomarkers, to better understand patient stratification systems in primary knee ...

    Mechanochemical preparation of TiO2-based photocatalysts for hydrogen production 

    Chen, Yufen (Date of defense: 2023-05-19)

    (English) Metal clusters and single atoms have been considered as effective cocatalysts for the enhancement of photocatalytic hydrogen production dueto their singular geometric structures, electronic properties and unique ...

    Mechanochemical study of single living cells and biomolecules combining optical tweezers and raman spectroscopy 

    Raj, Saurabh (Date of defense: 2012-11-05)

    This thesis is devoted to the study of mechanochemistry of single cells and single biomolecules. Mechanochemistry relates to the association of mechanical and chemical occurrence at the molecular level. Using a combination ...

    Mechano–chemical study of rotatory molecular motors 

    Pérez Carrasco, Rubén (Date of defense: 2013-02-04)

    Cells are the minimum unit of life. They are born, they eat, the may grow, they may move, and, eventually, they die. By contrast, from a physicist point of view, cells are systems out of equilibrium continuously transducing ...

    Medellín : espacio público re-potenciado : caso de estudio "Proyecto Urbano Integral -PUI-Nororiental (2004-2007)" 

    Arteaga Rosero, Armando (Date of defense: 2016-06-15)

    As a concept "re-coined" in recent decades, the review of public space serves as theoretical framework to analyze, explain and interpret the amazing transformation of Medellln since the tum of the century, based on processes ...

    Medi local com a escala d'anàlisi de les Ciencies Socials. Educació Secundaria, El 

    Vilarrasa Cunillé, Araceli (Date of defense: 2004-03-22)

    La tesis és situa a l' àmbit d'investigació sobre disseny i desenvolupament curricular i, dins d'aquest, en una línia d'investigació sobre la dimensió espacial del currículum de Ciències Socials. En aquest marc, la qüestió ...

    Media aesthetics based multimedia storytelling. 

    Obrador Espinosa, Pere (Date of defense: 2011-07-08)

    Since the earliest of times, humans have been interested in recording their life experiences, for future reference and for storytelling purposes. This task of recording experiences --i.e., both image and video capture-- ...

    Media Aura: Mediatización de la obra de arte tradicional en Instagram 

    Monroy Galindo, Adriana (Date of defense: 2023-06-07)

    Actualment, milions de persones visiten museus i capturen fotografies de les obres d'art amb els seus telèfons intel·ligents i càmeres, descontextualitzant-les en posar-les en circulació a les xarxes socials. Aquesta ...

    Media Coverage for the Egyptian 25th January Events in Egyptian and American Newspapers: A Comparative Study 

    Kamel, Sofia Zohir Moustafa (Date of defense: 2021-09-27)

    This study adds to the critical discussion about international media coverage diversity during various contemporary political conflicts and social movements that recently occurred especially in the Middle East region. It ...

    Media literacy as an instrument for promoting the public sphere. A case study in Georgia (2018-2019) 

    Jologua, George (Date of defense: 2019-11-26)

    Las influencias de los medios de comunicación en las sociedades han sido objeto de investigación para muchas generaciones de investigadores. Uno de los autores que sugirió una teoría original de la interrelación de los ...