Centro Universitario FEI: Recent submissions
Now showing items 201-220 of 2182
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Hybrid Method CONWIP/KANBAN: A case study Método híbrido CONWIP/KANBAN: Um estudo de caso
(2011-01-05)KANBAN. CONWIP. CONWIP/KANBAN Hybrid Method.Production control systems have been widely discussed in the Production Engineering literature. The KANBAN system is the most known among professionals for the control and ... -
Asymmetric self-cascode configuration to improve the analog performance of SOI nMOS transistors
(2011-10-11)In this work an asymmetric self-cascode (SC) structure implemented in a 150nm technology have been studied as a function of the threshold voltage and length of both transistors in the structure, aiming to improve the analog ... -
Simulation of a miller OpAmp with FinFETs at high temperatures
For practical applications temperature can play an important role in the performance of a circuit. This paper describes the performance of a Miller Operational Amplifier with FinFET transistors operating in a wide temperature ... -
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 ... -
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, ... -
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 ... -
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 ... -
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 ... -
Experimental evaluation of mismatching on the analog characteristics of GC SOI MOSFETs
(2017-07-28)This paper presents an experimental study of mismatching on the analog characteristics of fully-depleted graded-channel SOI MOSFET in comparison to uniformly doped transistors. The study is carried out using dedicated ... -
Device for Measuring Efforts Generated by Tire in Steering Conditions
(2018-09-03)© 2018 SAE International. All Rights Reserved.Currently, large companies as well as universities have increased the studies into vehicular dynamic behavior, mainly in order to improve driver and passenger safety. Simulations ... -
Formal knowledge engineering for planning: Pre and post-design analysis
(2020-03-25)© Springer Nature Switzerland AG 2020.The interest and scope of the area of autonomous systems have been steadily growing in the last 20 years. Artificial intelligence planning and scheduling is a promising technology for ... -
Optimization of a low noise amplifier with two technology nodes using an interactive evolutionary approach
(2021-01-05)© 2021, Springer Science+Business Media, LLC, part of Springer Nature.Nowadays, wireless communications at frequencies of gigahertz have an increasing demand due to the ever-increasing number of electronic devices that ... -
Detecting Soccer Balls with Reduced Neural Networks: A Comparison of Multiple Architectures Under Constrained Hardware Scenarios
(2021-03-05)© 2021, The Author(s), under exclusive licence to Springer Nature B.V. part of Springer Nature.Object detection techniques that achieve state-of-the-art detection accuracy employ convolutional neural networks, implemented ... -
Homewear in Brazil: evolution from 1976 to present
(2019-11-07)The traditional bride trousseau (homewear) was composed of bedding, table and bath textiles and household utensils that were necessary for her married life. Social changes and technological advances provided a new perspective ... -
Aproveitamento de Fibra de Coco Verde para Aplicabilidade Têxtil
(2013-08-05)Resumo: A fibra de coco estudada é originária da comercialização da água de coco, uma das bebidas mais apreciadas nos litorais brasileiros e que ao longo dos anos vem conquistando os espaços urbanos. O consumo deste alimento ... -
A New Framework to Quantify the Wetting Behaviour of Carbonate Rock Surfaces Based on the Relationship between Zeta Potential and Contact Angle
(2020-02-23)This study introduces a new framework to quantify the wettability of powdered carbonate rock from existing correlations between zeta potential and contact angle. The new framework has the potential to be faster and cheaper ... -
Tire waste management: an overview from chemical compounding to the pyrolysis-derived fuels
(2020-02-05)The management of tire residues is still a challenge for the industry and governments due to the great volume occupied by the tires and the difficulty of recycling associated with the intricate structure. Thermal degradation ... -
Biomass-derived syngas production via gasification process and its catalytic conversion into fuels by Fischer Tropsch synthesis: A review
(2020-07-17)The Fischer–Tropsch (FT) synthesis has been investigated over decades as an alternative route to obtain synthetic fuels from synthesis gas. FT is a high-performance synthesis based on metallic catalysis, mainly using ...