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International Journal of Applied Mathematics and Computer Science, ISSN 1641-876X, 06/2016, Volume 26, Issue 2, pp. 335 - 349
The main purpose of this contribution is the control of both torsional and axial vibrations occurring along a rotary oilwell drilling system. The model... 
ultimate boundedness | LMI approach | drilling vibrations | coupled wave-ODE system | MATHEMATICS, APPLIED | MECHANISM | STABILITY | COMPUTER SCIENCE, ARTIFICIAL INTELLIGENCE | D-OSKIL | H-INFINITY CONTROL | TORSIONAL VIBRATIONS | NONLINEAR-SYSTEMS | DELAY | AUTOMATION & CONTROL SYSTEMS | STICK-SLIP OSCILLATIONS
Journal Article
IET Control Theory & Applications, ISSN 1751-8644, 1/2020, Volume 14, Issue 1, pp. 175 - 186
This study presents a novel scheme for the synthesis of first-order and super-twisting sliding mode controllers for the robust stabilisation of a class of... 
Brief Paper
Journal Article
Fisioterapia Brasil, ISSN 1518-9740, 11/2016, Volume 13, Issue 1
Introdução: Em uma estrutura urbana, o sistema de deslocamento é o articulador das atividades econômicas, culturais e sociais. Porém, alguns gestores deixam de... 
Journal Article
The New England Journal of Medicine, ISSN 0028-4793, 07/2016, Volume 375, Issue 4, pp. 311 - 322
Journal Article
ENERGIES, ISSN 1996-1073, 05/2019, Volume 12, Issue 10, p. 1843
Solar energy harvesting using Photovoltaic (PV) systems is one of the most popular sources of renewable energy, however the main drawback of PV systems is... 
differential flatness | MPPT | nonlinear control | ALGORITHMS | ENERGY & FUELS | Maximum power tracking | Irradiance | Fuzzy logic | Climate change | Parameter modification | Algorithms | Alternative energy sources | Photovoltaic cells | Neural networks | Ambient temperature | Electric power | Solar energy | Methods | Photovoltaics
Journal Article
Pharmacognosy Magazine, ISSN 0973-1296, 07/2015, Volume 11, Issue 43, pp. 470 - 476
Background: Triterpenes as betulinic (BA), oleanolic (OA) and ursolic acids (UA) have increasingly gained therapeutic relevance due to their wide scope of... 
Eugenia | Alkaline extraction | triterpene acids | Syzygium | cutin depolymerization | Psidium | URSOLIC ACID | EXTRACTION | CHEMISTRY, MEDICINAL | BETULINIC ACID | OLIVE FRUIT | OLEANOLIC ACID | Solvents | Raw materials | Laboratories | Chromatography | Original
Journal Article