Now showing items 11-30 of 100

    Caracterización por espectroscopia Raman de semiconductores Cu2ZnSnS4 para nuevas tecnologías fotovoltaicas 

    Fontané Sánchez, Xavier (Date of defense: 2013-12-10)

    El trabajo se ha centrado en el análisis del compuesto Cu2ZnSnS4 (CZTS) mediante la técnica de espectroscopia de dispersión Raman, para una mayor optimización de los procesos de crecimiento de capas absorbedoras y la ...

    Characterisation of CuInS2 Films for Solar Cell Applications by Raman Spectroscopy 

    Álvarez García, Jacobo (Date of defense: 2002-04-19)

    CuInS2 is a good candidate as photovoltaic absorber for the fabrication of high efficient and low cost solar cells. In this work, the vibrational properties of CuInS2 films have been studied by means of Raman Spectroscopy, ...

    Compositional Engineering of Colloidal Nanoparticles for Energy Conversion 

    Luo, Zhishan (Date of defense: 2016-12-19)

    The main objective of this thesis focuses on compositional design and engineering colloidal NPs and their application in energy conversion. This principally included the synthesis and characterization of colloidal NPs, and ...

    Conducting polymers for micro and nano electrodes. Application to biomolecule sensing and release 

    Galán Cascales, Teresa (Date of defense: 2015-05-14)

    This thesis aims at providing a better understanding of the micro- and nanofabrication of conducting polymers for biomedical devices and presents novel processes that widen the application range of conducting polymers in ...

    Construction of versatile biomolecule nano-platforms via Dip-pen Nanolithography and their application in bio-sensing and cell differentiation 

    Oberhansl, Sabine (Date of defense: 2012-10-29)

    The present thesis entitled “Construction of versatile biomolecule nano-platforms via Dip-pen Nanolithography and their application in bio-sensing and cell differentiation” aims at contributing to the field of Nanobiotechnology, ...

    COTS Analog Prototype for LHCb's Calorimeter Upgrade 

    Abellan Beteta, Carlos (Date of defense: 2015-01-30)

    The objective of this thesis is to present a proposal for the analogue signal processing chain needed for the LHCb calorimeter upgrade improving the design used originally. The design contains several novelties: the ...

    Crystalline and vibrational properties of kesterites 

    Dimitrievska, Mirjana (Date of defense: 2015-12-21)

    The main objective of this thesis is to deepen the knowledge of fundamental properties of kesterite materials (Cu2ZnSnS4 and Cu2ZnSnSe4) and their solid solutions Cu2ZnSn(S,Se)4, which are used as absorber layers in solar ...

    Desenvolupament de microgeneradors inercials electromagnètics en tecnologia de microsistemes per a la recuperació d’energia mecànica residual de l’ambient 

    Fondevilla Sala, Núria (Date of defense: 2012-07-20)

    Aquesta tesi descriu el desenvolupament d’un microgenerador ressonant compatible amb la tecnologia de Si, especialment adequat per extreure energia mecànica residual de l’ambient. Aquesta mena de font “perpètua” d’energia ...

    Detecció d'estats inadequats per la conducció d'un vehicle a partir de la degradació del control dinàmic 

    Bartra Cisa, Ariadna (Date of defense: 2016-01-29)

    Una de les principals causes d’accidents d’automòbil és l’estat inadequat del conductor. Diversos estudis situen entre el 16% i el 30% el nombre d'accidents de trànsit relacionats amb el cansament, fatiga, somnolència i ...

    Detection of Transcription Factor Binding Sites by Means of Multivariate Signal Processing Techniques 

    Pairó Castiñeira, Erola (Date of defense: 2015-07-21)

    Gene expression is a complex and highly regulated process. Most of the regulation is controlled by short DNA sequences that can be bound by some proteins called transcription factors (TF). Binding to these sites, the ...

    Development of a compact NDIR spectometer based on MOEMS components for fruit ripening monitoring 

    Fonollosa Magrinyà, Jordi (Date of defense: 2009-07-20)

    [spa] Actualmente el control de la concentración de etileno en las cámaras de almacenamiento de fruta proporciona información de gran interés sobre su estado. Por un lado, la fruta produce pequeñas concentraciones de etileno ...

    Development of a Complete Optical Microsystem for Particle Flow Detection 

    Bernat Ubiaga, Ivan (Date of defense: 2013-11-08)

    Esta tesis doctoral resume el trabajo realizado en el Departamento de Electrónica de la Facultad de Física, en la Universidad de Barcelona. El objetivo de la misma se centra en el diseño y fabricación de un microsistema ...

    Development of a multi-electrode impedimetric biosensor: detection of pathogenic bacteria and mycotoxins 

    Barreiros dos Santos, Marília (Date of defense: 2014-09-23)

    This thesis aims the development of a multi-electrode platform with applications on different biosensing fields: (i) detection of pathogenic bacteria E.coli O157:H7 and (ii) detection of the mycotoxin Ochratoxin A. For ...

    Development of a multichannel integrated circuit for Silicon Photo-Multiplier arrays readout 

    Comerma Montells, Albert (Date of defense: 2014-01-09)

    The aim of this thesis is to present a solution for the readout of Silicon Photo-Multipliers (SiPMs) arrays improving currently implemented systems. Using as a starting point previous designs with similar objectives a novel ...

    Development of a nano sensor for direct-electric free-label detection of DNA’s hybridization and single nucleotide polymorphism 

    Zaffino, Rosa Letizia (Date of defense: 2015-11-11)

    The search for analytical tools suitable for wide-scale application of DNA analysis is an hot research topic, although thanks to well-established microarray based technology, analysis of DNA sequences and SNP detection can ...

    Development of an advanced 3D culture system for human cardiac tissue engineering 

    Valls Margarit, Maria (Date of defense: 2017-07-07)

    Ischemic heart disease is a major cause of human death worldwide owing to the heart minimal ability to repair following injury. Other than heart transplantation, there are currently no effective or long-lasting therapies ...

    Development of cellular microarrays for stem cell culture and early stage differentiation evaluation 

    Rodríguez Seguí, Santiago Andrés (Date of defense: 2010-01-15)

    [spa] El desarrollo de microambientales artificiales ordenados en un formato de microarray (microarrays celulares, también conocidos en inglés como "cellular microarrays") se ha propuesto como una herramienta que permite ...

    Development of Cu(2)ZnSn(S,Se)(4) based solar cells 

    Fairbrother, Andrew (Date of defense: 2014-05-07)

    Thin film solar cell technologies are rapidly developing, and chalcopyrite (Cu(In,Ga)Se2) based devices have demonstrated the highest power conversion efficiencies on the laboratory scale. However, in spite of this promise, ...

    Development of Cu2ZnSnSe4 Based Thin Film Solar Cells by PVD and Chemical Based Processes 

    Neuschitzer, Markus (Date of defense: 2016-09-29)

    Nowadays mono- and multicrystalline silicon have the highest market share of all PV technologies but thin film solar cells based on CdTe or Cu(In,Ga)Se2 (CIGS) absorbers recently show promising high power conversion ...

    Development of electrochemical platforms for DNA sensing 

    Alfonso Pardo, Wilmer (Date of defense: 2016-02-08)

    The present doctoral thesis is framed in the research and development (R & D) project between a private biotechnology company of molecular diagnostics Genomica SAU, the Institute for Bioengineering of Catalonia (IBEC), the ...