Browsing by Subject "Semiconductors"
Now showing items 1-20 of 48
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A General Electromagnetic Simulation Tool to Predict the Microwave Nonlinear Response of Planar, Arbitrarily-Shaped HTS Structures
(IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 2001-03-31)
Article
Open AccessThis work describes a simulation tool being developed at UPC to predict the microwave nonlinear behavior of planar superconducting structures with very few restrictions on the geometry of the planar layout. The software ... -
A model for photocurrent generation in photoconductive antennas
(2019)
Conference lecture
Restricted access - publisher's policyThe laser-induced current carrier generation and transport under large biasing voltages in photoconductive materials located in electrode gap region of photoconductive antennas is a complex process involving many different ... -
A Novel commutation sequence for the three-level active neutral-point-clamped inverter to aid in splitting switching and conduction losses among the semiconductor devices
(Institute of Electrical and Electronics Engineers (IEEE), 2016)
Conference report
Restricted access - publisher's policyThe three-level neutral-point-clamped (3L-NPC) topology is competitive in the large wind energy conversion systems (WECS) thanks to its simple implementation and proper performance compared to other topologies. However, ... -
Automatització d'un forn de difusió i caracterització d'emissors de bor
(Universitat Politècnica de Catalunya, 2013-07-22)
Master thesis
Open Access[ENGLISH] In this project has presented the work of doing the diffusion furnace automation and of doing the fabrication and characterization of boron emitters. A programming from scratch has been designed in order to be ... -
Binary coherent beam combining with semiconductor TA at 705
(Universitat Politècnica de Catalunya, 2009-09-08)
Master thesis
Open AccessWe present a coherent-beam-combining (CBC) experiment using a 795 nm diode laser as a technique to achieve more power by combining two beams. Two Gaussian beams are made to interfere while controlling polarization, ... -
Communication system for a tooth-mounted RF sensor used for continuous monitoring of nutrient intake
(Universitat Politècnica de Catalunya, 2019-09-06)
Master thesis
Open Access
Covenantee: University of California, IrvineIn this Thesis, the communication system of a wearable device that monitors the user’s diet is studied. Based in a novel RF metamaterial-based mouth sensor, different decisions have to be made concerning the system’s ... -
Degradation study and calculation of density-of-states in PTCDI-C8 channel layer from the electrical characteristics of thin-film transistors
(American Institute of Physics (AIP), 2014-07-14)
Article
Restricted access - publisher's policyN-type organic thin film transistor (OTFT) with a top-contact structure was fabricated by thermal vapour deposition using N,N'-Dioctyl-3,4,9,10-perylenedicarboximide (PTCDI-C8) as an n-channel layer on Si/SiO2 substrate. ... -
Design and implementation of a power transistor temperature measurement circuit for a multilevel active-clamped power converter
(Universitat Politècnica de Catalunya, 2017-09-13)
Bachelor thesis
Open AccessSemiconductor power switches are largely considered the most fragile components in power electronic converters. In order to increase the reliability of power devices, it is important to avoid high junction temperatures and ... -
Development of a setup to measure photoconductivity of GeSn
(Universitat Politècnica de Catalunya, 2019-07-12)
Bachelor thesis
Open Access
Covenantee: École polytechnique fédérale de LausanneEsta tesis se focaliza en el diseño y desarrollo de un equipo para mesurar la fotoconductividad del GeSn. El equipo consiste en una lámpara de halógeno y tungsteno, un monocromador, un espejo parabólico y un circuito óptico ... -
Digital twin for supply chain improvements on the example of Infineon technologies AG
(Universitat Politècnica de Catalunya, 2019-10-09)
Master thesis
Restricted access - author's decision
Covenantee: Infineon TechnologiesThis project has been developed in the semiconductor manufacturing company Infineon Technologies AG, in Neubiberg (Germany). The project is focused on Digital Twins and Semantic Web. Digital Twins are the ultimate solutions ... -
Diseño de células solares utilizando CdSe QDs
(Universitat Politècnica de Catalunya, 2012-05-14)
Master thesis (pre-Bologna period)
Open Access[ANGLÈS] Throughout this project it is intended to study the electrical properties of Quantum Dots, semiconductor nanoparticles, by manufacturing various kinds of solar cells and to analyze their characteristics. Each new ... -
Dispersion management in spatially modulated broad band semiconductors
(IEEE, 2011)
Conference report
Restricted access - publisher's policy -
Disseny d'un programari de control per aplicacions basades en oscil·ladors digitals polsats (pdo)
(Universitat Politècnica de Catalunya, 2014-11)
Master thesis
Open Access[ANGLÈS] Nowadays the micro and nanotechnologies investigation group has three kinds of resonators technologies based in MEMS (micro-electro-mechanical devices) technology which are thermoelectric, electrostatic and ... -
Disseny i implementació d’un circuit de test de dispositius semiconductors de potència
(Universitat Politècnica de Catalunya, 2010-06)
Master thesis (pre-Bologna period)
Restricted access - author's decisionEl present projecte final de carrera s'emmarca dins de l’àmbit de dispositius semiconductors de potència emprats com a interruptors. El camp d’aplicació dels interruptors semiconductors de potència és ampli, sent-ne un ... -
Early 21st Century processors
(2001-04)
Article
Open AccessThe computer architecture arena faces exciting challenges as it attempts to meet the design goals and constraints that new markets, changing applications and fast-moving semiconductor technology impose. -
Espectroscopia de impedancias aplicada a dispositivos semiconductores
(Universitat Politècnica de Catalunya, 2016-10)
Master thesis (pre-Bologna period)
Open AccessEste proyecto consiste en el análisis y diseño de células solares de altas prestaciones de diferentes estructuras y características físicas, y otros dispositivos como un microcondensador de gran capacidad (supercondensador), ... -
Etudier la mise en ceuvre d'un équipement de protection à base de semi-conducteurs
(Universitat Politècnica de Catalunya / École Supérieure d’Electricité, 2008)
Master thesis (pre-Bologna period)
Restricted access - confidentiality agreement -
Experimental investigations into the effects of electrical stress on electromagnetic emission from integrated circuits
(2013-07-18)
Article
Restricted access - publisher's policyRecent studies have shown that the aging of integrated circuits may modify electromagnetic emission significantly. This paper reports on an experiment to elucidate the origins of emis- sion level changes in a test chip ... -
Fabricación de un sensor solar de alta precisión en dos ejes para el satélite SeoSat
(Universitat Politècnica de Catalunya, 2011-09-06)
Master thesis (pre-Bologna period)
Open AccessEnglish: The goal of this project is the fabrication of a two axis sun sensor for the attitude control of the SeoSat satellite. This sensor should detect the position of the sun with high accuracy and at an angle FOV (Field ... -
Fabrication of c-Si microstructures through reorganization at high temperatures
(Universitat Politècnica de Catalunya, 2015-06)
Bachelor thesis
Open AccessSilicon photonics has gained increasing interest in recent years as it promises high performance, cost-effective integrated optical devices. The advent of Si fabrication techniques at the micro and nano-scales, in conjunction ...
