Now showing items 1-17 of 17

  • Coupled dynamical processes in bacteria 

    Dies Miracle, Marta (Universitat Politècnica de Catalunya, 2015-10-27)
    Doctoral thesis
    Open Access
    The main object of this Thesis is the study of the dynamical coupling between cellular processes, and how this coupling gives rise to a well-defined behavior in the presence of non-linearities and noise. Cell functioning ...
  • Coupling and stochasticity in mesoscopic brain dynamics 

    Jedynak, Maciej (Universitat Politècnica de Catalunya, 2017-03-27)
    Doctoral thesis
    Open Access
    The brain is known to operate under the constant influence of noise arising from a variety of sources. It also organises its activity into rhythms spanning multiple frequency bands. These rhythms originate from neuronal ...
  • Data-driven neural mass modelling 

    Escuain i Poole, Lara Sofia (Universitat Politècnica de Catalunya, 2019-03-28)
    Doctoral thesis
    Open Access
    The brain is a complex organ whose activity spans multiple scales, both spatial and temporal. The computational unit of the brain is thought to be the neurone. At the microscopic level, neurones communicate via action ...
  • Dinámica de circuitos de regulación genética en bacterias 

    Espinar Calvo, María Lorena (Universitat Politècnica de Catalunya, 2012-12-21)
    Doctoral thesis
    Open Access
    El objetivo de esta Tesis es el estudio de diferentes comportamientos celulares dinámicos en Escherichia coli y Bacillus subtilis. Es interesante comprender cómo estos organismos sencillos poseen mecanismos complejos para ...
  • Diseño de un método para aplicar ruido dicotómico a la corriente de inyección de un láser de semiconductor 

    Goyeneche Marimon, Luis (Universitat Politècnica de Catalunya, 2010-01)
    Master thesis (pre-Bologna period)
    Open Access
  • Dynamical behavior of delay-coupled semiconductor lasers 

    Martínez González, Cristina (Universitat Politècnica de Catalunya, 2009-01-30)
    Doctoral thesis
    Open Access
    In this Thesis we have presented the results of a set of experimental investigations of the dynamics of delay-coupled semiconductor lasers. The characterization of these systems includes topics such as the processing of ...
  • Entrainment of semiconductor lasers : noise, modulation and synchronization 

    Martín Buldú, Javier (Universitat Politècnica de Catalunya, 2003-06-30)
    Doctoral thesis
    Open Access
    El objetivo de esta tesis es el estudio de la dinámica de los láseres de semiconductor (LS) con realimentación óptica, tanto desde el punto de vista experimental como numérico. La reflexión de la luz emitida por el láser, ...
  • Estudi de la caracterització d'un promotor combinatori en Escherichia coli 

    Marcó Mas, Mireia (Universitat Politècnica de Catalunya, 2011-08)
    Master thesis (pre-Bologna period)
    Open Access
    En el present projecte es realitza la caracterització d’un promotor combinatori en Escherichia coli. El promotor combinatori d’estudi, el Plac/ara-1, és sensible a dos proteïnes reguladores diferents que condicionen el ...
  • Estudio de la propagación de información en redes complejas de circuitos electrónicos no lineales con ruido 

    Garganta Laria, Rosendo (Universitat Politècnica de Catalunya, 2009-09)
    Master thesis (pre-Bologna period)
    Open Access
    En el presente trabajo diseñamos una red compleja de circuitos electrónicos no lineales para estudiar cómo se propaga la información a través de las redes locales de células nerviosas, en las que el ruido siempre está ...
  • Estudio del proceso de señales complejas en redes de circuitos electrónicos no lineales 

    De San Fulgencio Lagunas, Alex (Universitat Politècnica de Catalunya, 2009-09)
    Master thesis (pre-Bologna period)
    Open Access
    En este proyecto se describe el diseño, implementación y estudio de la propagación de información en una red compleja de circuitos electrónicos no lineales. Este estudio pone de manifiesto la existencia del fenómeno de ...
  • Integration of the information in complex neural networks with noise 

    Grau Moya, Jordi (Universitat Politècnica de Catalunya, 2011-09)
    Master thesis (pre-Bologna period)
    Open Access
  • In vivo study of the coupling between two cellular oscillators 

    Escuain i Poole, Lara Sofia (Universitat Politècnica de Catalunya, 2013-09)
    Master thesis (pre-Bologna period)
    Open Access
    The object of this project is to study the coupling between two cellular oscillators (the cell cycle and the chromosome replication cycle) in vivo in the bacteria Escherichia coli, and to establish a simple model of this ...
  • Neuronal oscillations: from single-unit activity to emergent dynamics and back 

    Sancristóbal Alonso, Belén de (Universitat Politècnica de Catalunya, 2013-07-22)
    Doctoral thesis
    Open Access
    L’objectiu principal d’aquesta tesi és avançar en la comprensió del processament d’informació en xarxes neuronals en presència d’oscil lacions subumbrals. La majoria de neurones propaguen la seva activitat elèctrica a ...
  • Spatiotemporal coordination of collective activity in neuronal ensembles 

    Barardi, Alessandro (Universitat Politècnica de Catalunya, 2016-06-03)
    Doctoral thesis
    Open Access
    The brain is a complex multiscale dynamical system made of neurons, connected with each other by synapses. Neurons are multidimensional nonlinear systems able to exhibit dynamical activities at different temporal and spatial ...
  • Stochastic and complex dynamics in mesoscopic brain networks 

    Malagarriga i Guasch, Daniel (Universitat Politècnica de Catalunya, 2017-01-13)
    Doctoral thesis
    Open Access
    The aim of this thesis is to deepen into the understanding of the mechanisms responsible for the generation of complex and stochastic dynamics, as well as emerging phenomena, in the human brain. We study typical features ...
  • Stochasticity,complexity and synchronization in semiconductor lasers 

    Tiana Alsina, Jordi (Universitat Politècnica de Catalunya, 2011-11-10)
    Doctoral thesis
    Open Access
    The purpose of this Thesis is study the dynamical behavior of semiconductor lasers with optical feedback, as well as analyze the synchronization of this kind of systems under different coupling arquitectures. This study ...
  • Transient and stochastic dynamics in cellular processes 

    Rué Queralt, Pau (Universitat Politècnica de Catalunya, 2013-07-25)
    Doctoral thesis
    Open Access
    This Thesis studies different cellular and cell population processes driven by non-linear and stochastic dynamics. The problems addressed here gravitate around the concepts of transient dynamics and relaxation from a ...