Centro Universitario FEI: Envíos recientes
Mostrando ítems 261-280 de 2258
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Drain current model for junctionless nanowire transistors
(2012-03-17)Junctionless Nanowire Transistors (JNT) are considered as promising devices for sub-20 nm era due to the great scalability they provide. This work proposes a physically based analytical model for the drain current in JNTs. ... -
An analytical estimation model for the spreading resistance of Double-Gate FinFETs
(2012-03-17)The FinFET spreading resistance is the component of the parasitic resistance of FinFETs caused by the curved shape of the current lines in drain and source regions, close to the junctions. This work proposes a very simple ... -
Tensor-based multivariate statistical discriminant methods for face applications
(2012-09-10)This paper describes the use of tensor-based multivariate statistical discriminant methods in three-dimensional face applications for synthesis and modelling of face shapes and for recognition. The methods could recognise ... -
Dollar and the stock market: An approach using Haar wavelet
(2012)This paper presents a methodology to detect significant changes in the price of U.S. dollar in regarding to the stock exchange using the Haar wavelet as well as statistical analyzes of several parameters. The data used ... -
Methods for the experimental evaluation of true stress-strain curves after necking of conventional tensile specimens: Exploratory investigation and proposals
(2012-07-19)Numerical elastic-plastic simulations have undergone significant expansion during the last decades (e.g. refined fracture mechanics finite element models including ductile tearing). However, one limitation to increase the ... -
Speed neuro-fuzzy estimator applied to sensorless induction motor control
(2012)This work proposes the development of an Adaptive Neuro-fuzzy Inference System (ANFIS) estimator applied to speed control in a three-phase induction motor sensorless drive. Usually, ANFIS is used to replace the traditional ... -
Physical Characterization of TiOx layers deposited from sol-gel technique
(2013-09-06)Titanium Oxide (TiOx) is a material that can be used as optical spacer and injection/transport layer in organic devices as OLEDs and OPDs, as well as a high relative dielectric constant, (high-k), dielectric for organic ... -
A priori-driven PCA
(2013-11-05)Principal Component Analysis (PCA) is a multivariate statistical dimensionality reduction method that has been applied successfully in many pattern recognition problems. In the research area of analysis of faces particularly, ... -
Asymmetric self-cascode FD SOI nMOSFETS harmonic distortion at cryogenic temperatures
(2014-07-09)This paper presents an analysis on the linearity of Asymmetric Self-Cascode (A-SC) of FD SOI nMOSGET transistors at cryogenic temperatures. This is achieved by evaluating experimental results of associations of transistors ... -
The impact of a (Si)Ge heterojunction on the analog performance of vertical Tunnel FETs
(2014-10-05)© The Electrochemical Society.This work studies the impact of the germanium content in the source on analog parameters of vertical nanowire Tunnel-FETs (NW-TFETs) operating in a temperature range from room temperature to ... -
ZnO micro and nanofibers made by electrospinning: Fabrication and characterization
(2014-08-18)© 2014 IEEE.In this study, the best conditions to obtain Zinc Oxide (ZnO) nanofibers were studied for further development of a composite with a biopolymer for application in scaffolds. Although the electrospinning of ZnO ... -
Simulation comparison of self-heating effects in Junctionless Nanowire Transistos and FinFET devices
(2015-05-24)This paper aims at comparing the self-heating effects influence between FinFETs and Junctionless Nanowire Transistors (JNT) based on three-dimensional numerical simulations. The self-heating of JNT made with different ... -
Playing and learning with gamification: An in-class concurrent and distributed programming activity
(2015-10-21)© 2015 IEEE.It seems that education is working fine, especially in several good and traditional Universities around the world. Nokia was also doing very well in a business world until clients' needs change. Are we academics ... -
Active learning concepts applied on a automotive mechatronic system
(2016-08-18)Nowadays, managing the combustion engines by the usage of electronics, has become indispensable. Without the electronics in this management system, would not be possible, for example, achieving the low emissions required ... -
An occlusion calculus based on an interval algebra
(2016)© 2015 IEEE.This paper introduces a new qualitative spatial reasoning formalism, called Interval Occlusion Calculus (IOC), that takes into account multiple viewpoints of a scene. This formalism extends Allen's Algebra by ... -
Communication of spatial expressions on multi-agent systems using the qualitative Ego-Sphere
(2016)© 2016 IEEE.The need for spatial representations and spatial reasoning is omnipresent in various real world applications of autonomous systems. The task of the qualitative spatial reasoning sub-field of Artificial Intelligence ... -
Influence of reprocessing on the mechanical properties of polyamide 6 containing talc
(2016)© 2016 Author(s).In this study, polyamide 6 containing 30wt% talc was reprocessed via injection molding up to eight processing cycles. The effects of reprocessing on the mechanical properties and on the melt viscosity were ... -
The internationalisation of new technology-based firms from emerging markets
(2017)Copyright © 2017 Inderscience Enterprises Ltd.This paper offers an analysis of the factors influencing the accelerated internationalisation of new technology-based firms (NTBFs) from emerging economies. This type of firm ... -
Consistency check in a multiple viewpoint system for reasoning about occlusion
(2017-07-05)© Springer International Publishing AG 2017.This paper presents the implementation of a qualitative spatial reasoning formalism called Interval Occlusion Calculus based on Allen’s Algebra, that considers multiple viewpoints ... -
The impact of diversification in the operations strategy of capital goods companies
(2017-04-05)Considering that the analysis of the specific areas technology and market is reported in the literature as the main elements in the decision making process of diversification and the operations strategy, these have to ...