Now showing items 2967-2986 of 5480

    Investigating quantum many-body systems with tensor networks, machine learning and quantum computers 

    Kottmann, Korbinian Gebhard (Date of defense: 2022-10-14)

    (English) We perform quantum simulation on classical and quantum computers and set up a machine learning framework in which we can map out phase diagrams of known and unknown quantum many-body systems in an unsupervised ...

    Investigation of continuous-wave range-resolved lidar systems for gas detection and concentration measurement 

    Batet Torrell, Óscar (Date of defense: 2011-07-27)

    The techniques for detection of the atmosphere constituents and their distribution in the space have evolved in the last years driven by needs in the environmental, meteorological and climate science fields and backed by ...

    Investigation of reflective optical network units for bidirectional passive optical access networks 

    Arellano Pinilla, Cristina (Date of defense: 2007-07-25)

    Esta investigación está conducida a la resolución del problema de encontrar soluciones rentables para el despliegue de redes de fibra hasta el hogar (Fibre to the Home - FTTH). En una red de FTTH, el equipo transmisor-receptor ...

    Investigation of the antioxidant properties of five aromatic plants in model food systems 

    Azman, Nurul Aini Binti Mohd (Date of defense: 2015-12-22)

    In this PhD it has been analyzed the antioxidant activity of five plants: Camelia sinensis, Gentian lutea, Betula pendula, Convolvulus arvensis and Arctostaphylos uva-ursi. An Electronic Paramagnetic Resonance has been ...

    Investigations of topological phases for quasi-1D systems 

    Tirrito, Emanuele (Date of defense: 2020-07-13)

    For a long time, quantum states of matter have been successfully characterized by the Ginzburg-Landau formalism that was able to classify all different types of phase transitions. This view changed with the discovery of ...

    Invoice factoring through blockchain technology 

    Mohammadzadeh, Nasibeh (Date of defense: 2022-10-06)

    (English) Invoice factoring has been a popular way to provide cash flow for businesses. The primary function of a factoring system is to prevent an invoice from being factored twice. In order to prevent double factoring, ...

    Ion binding landscapes and molecular dynamics of phospholipid membranes 

    Yang, Jing (Date of defense: 2015-12-11)

    This thesis aims at studying the physical-chemical properties of model lipid bilayers in physiological environments. Since in such conditions biological membranes composed of phospholipids and cholesterol are surrounded ...

    Ionic complexes of biodegradable polyelectrolytes 

    Tolentino Chivite, Ainhoa (Date of defense: 2014-04-29)

    Biopolymers are polymers produced by living organisms. A more broad classification would embrace also those polymers synthesized from renewable sources which are able to display biodegradability. The demand of biopolymers ...

    Ionic complexes of naturally-occurring biopolymers and cationic surfactants : a platform for industrial and biomedical applications 

    Gamarra Montes, Ana (Date of defense: 2018-07-13)

    In recent years, the increasing public concern about the environmental pollution caused by persistent plastic wastes has stimulated the interest in replacing synthetic polymers by biopolymers. The term biopolymer refers ...

    Ionic copolyesters and their nanocomposites: synthesis, characterization and properties 

    Bautista Betancur, Mayka Irina (Date of defense: 2015-09-21)

    A polymer containing small amounts of ionic groups either along the polymer backbone chains or as pendant groups is defined as ionomer. As originally proposed by Eisenberg, the interaction between ionic groups leads to the ...

    Ionic liquid-assisted the preparation of transparent cellulosic biocomposite films 

    Amini, Elahe (Date of defense: 2023-12-14)

    (English) Interest in new environmentally friendly cellulose-based products has tremendously increased in recent years. Cellulose-based composites come in various forms and have potential applications in construction, ...

    Irradiation impact on optimized 4H-SiC MOSFETs 

    Florentín, Matthieu (Date of defense: 2016-05-20)

    Silicon (Si) power device’ technologies have reached a high maturity level, but current limitations on mechanic, temperature operation and electric performances require to investigate other semiconductor materials that ...

    ISFAA : Implicit SPH for astrophysical apllications 

    Escartín Vigo, José Antonio (Date of defense: 2016-01-21)

    Computational simulation is one of the basic techniques of modern Astrophysics. The long-term time astrophysical processes cannot be treated with explicit approaches because that they are limited, in their maximum time ...

    Island-based polygeneration systems : feasibility of bBiomass-driven distributed concepts 

    Wegener, Moritz (Date of defense: 2021-02-12)

    The colossal risks and challenges posed by climate change require innovative solutions that must fulfil energy service demands sustainably. The concept of small-scale, biomass-based polygeneration (SBP) is one such ...

    La jardineria urbana y los trastornos musculoesqueléticos en España 

    Ciudad Valls, Iván (Date of defense: 2015-07-10)

    This work corresponds to an exploratory study into the reasons why different stakeholders of clase interest to gardeners have an explanation on the musculoskeletal disorders affecting them . lts objectives seek to respond, ...

    Job scheduling for disaggregated memory in high performance computing systems 

    Vieira Zacarias, Felippe (Date of defense: 2023-10-09)

    (English) In a typical HPC cluster system, a node is the elemental component unit of this architecture. Memory and compute resources are tightly coupled in each node and the rigid boundaries between nodes limits compute ...

    Joint access-backhaul mechanisms in 5G cell-less architectures 

    Rony, Rakibul Islam (Date of defense: 2022-05-13)

    Older generations of wireless networks, such as 1G and 2G were deployed using leased line, copper or fibre line as backhaul. Later, in 3G and 4G, microwave wireless links have also worked as backhaul links while the ...

    Joint parsing of syntactic and semantic dependencies 

    Lluís, Xavier (Date of defense: 2015-07-13)

    Syntactic Dependency Parsing and Semantic Role Labeling (SRL) are two main problems in Natural Language Understanding. Both tasks are closely related and can be regarded as parsing on top of a given sequence. In the ...

    Josep Puig i Cadafalch : obres i projectes des del 1911 

    Romeu, Jordi (Romeu Costa) (Date of defense: 1989-01-01)

    Justificació. A la pàgina del seu llibre l’Arquitectura modernista, Oriol Bohigas reclama, de manera suggerent, la necessitat d'una major atenció a l'obra classicista de Josep Puig i Cadafalch, és a dir, la realitzada ...

    Juha Leiviskä : una aproximación fenomenológica a su arquitectura 

    Molarinho Marques, Sara Cristina (Date of defense: 2022-03-22)

    The interest in the impact of architecture on its inhabitants and their perception of space lead to question how the spatial experience is considered during the project phase to understand the influence of project decisions ...