Departament d'Electrònica: Enviaments recents
Ara mostrant els elements 41-60 de 100
Conducting polymers for micro and nano electrodes. Application to biomolecule sensing and release
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 ...
Integración de la tecnología cerámica multicapa
En esta tesis doctoral se estudia la problemática existente en la aplicación de los nanomateriales y la nanotecnología para la preparación de dispositivos basados en tecnología cerámica multicapa. Un punto clave de la ...
COTS Analog Prototype for LHCb's Calorimeter Upgrade
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 ...
Study of natural nanovesicles carrying olfactory receptors for the development of biosensing platforms
Natural vesicles produced from genetically engineered cells with tailored membrane receptor composition are promising building blocks for sensing biodevices. This is particularly true for the case of G-protein coupled ...
A Novel Sensor Concept for Selective and Self-Powered Gas Detection
Les tecnologies de sensors de gas basades en semiconductors presenten limitacions importants de selectivitat i consum d'energia. Per tant, esdevé necessari l’assaig de nous conceptes de dispositius capaços de satisfer ...
Elements de captació i emmagatzematge d'energies residuals del medi
Bona part dels processos naturals i de les activitats humanes impliquen processos de transferència d’energia, que en part, o en la seva totalitat es dissipen en el medi. L’aprofitament de l’energia residual present en ...
Rare earth- and Si nanostructure-based light emitting devices for integrated photonics
This thesis presents experimental work on developing rare-earth ions and Si nanostructures as a material platform for light emitting devices (LEDs) in the visible and near-infrared range. The realization of the different ...
Novel sensors technologies applied to force spectroscopy in molecular biology
Force plays an essential role in all fields of biology. Measurement of these forces with high precision provides information about the structure, dynamics, intra and intermolecular interactions, and the mechanical properties ...
Microfluidic devices with integrated biosensors for biomedical applications
In recent years, the LOC community has focused most of its research in the biomedical and biotechnology fields, due to the need of portable, low power consumption and low cost theranostics microdevices. Some developing ...
Electric polarization properties of single bacteria measured with electrostatic force microscopy. Theoretical and practical studies of Dielectric constant of single bacteria and smaller elements
The present thesis is included in the field of nanobioelectricity. That is, understanding the electrical properties of biological specimens at the nanoscale (< 200 nm). To do so we used an electrical variation of the ...
Development of a multi-electrode impedimetric biosensor: detection of pathogenic bacteria and mycotoxins
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 ...
Ordered mesoporous metal oxides for solid oxide fuel cells and gas sensors
Nanomaterials have received increasing attention during the last decades in the solid state field since they play a major role as catalyst and catalyst supports for many applications including fuel cells or gas sensors. ...
Estudio de los procesos celulares inducidos por campos eléctricos en sistemas Lab-on-a-Chip
En esta tesis doctoral se ha estudiado de forma sistemática la relación entre los campos eléctricos y las células, y los efectos que éstos tienen a diferentes niveles (supervivencia, metabolismo, expresión proteica, ...
Energy Harvesting-Aware Resource Management for Wireless Body Area Networks
The rationale for a telemedicine system is the use of Information and Communications Technology (ICT) for the remote transmission of biomedical data and the remote control of biomedical equipment, in order to improve the ...
Atomistic study of structural and electronic transport properties of silicon quantum dots for optoelectronic applications
Introduction It is undisputed that the silicon became the material most widely used in electronics in recent decades[1,2]. The qualities of silicon are well known, from its abundance and low cost to its ability to easily ...
Development of Cu(2)ZnSn(S,Se)(4) based solar cells
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, ...
Structure nanoengineering of functional nanomaterials. Advanced electron microscopy study
In this report novel materials for advanced applications are studied by means of the latest microscopy technologies and methodologies which have had a dramatic impact on progress of materials science. The aim was to study ...
Towards a new dimension in analytical TEM: EELS, Tomography and the Spectrum Volume
The main goal of this thesis is to combine electron tomography and electron energy loss spectroscopy (EELS) in the TEM, in order to obtain chemical and electronic information in 3D in the nanoscale. Tomography in the ...
New strategies in metal oxide nanowire based gas sensors
This thesis presents the results of applying new strategies to understand the mechanism and explore the sensing performance of metal oxide (MOX) nanowire based gas sensors by testing individual nanowire gas sensors, running ...
Sistemas nanoestructurados y propiedades de transporte en capas delgadas de manganita
En esta memoria se recogen los resultados sobre preparación y caracterización de las propiedades físicas de sistemas magnéticos nanoestructurados. Para la fabricación de las nanoestructuras se han empleado dos estrategias ...
