Centre for Mechanical and Aerospace Science and Technologies
ENERGIES 2024, 17(6), 1328 P. Oliveira, F. Brójo (https://doi.org/10.3390/en17061328) Diesel engines are known for their excellent efficiency and are therefore used in a variety of applications. However, they are also one of the main sources of hazardous emissions such as nitrogen Read more
JOURNAL OF CLEANER PRODUCTION Vol. 275, 2020, 124167 R. Silva, A. Silva, T. Lima b, F. Charrua-Santos, G. Osório (https://doi.org/10.1016/j.jclepro.2020.124167) There are numerous methodologies to measure sustainability, but there are few models on Energy Sustainability (ES) that focus on the Read more
PROCESSES 2022, 10(7), 1384 Ana Proença, Pedro Gaspar, Tânia Lima (https://doi.org/10.3390/pr10071384) The organizations of horticultural producers and, particularly, those that deal with extremely perishable endogenous fruits, such as peaches and cherries, have a greater need to optimize production flows and Read more
ACTA ASTRONAUTICA Volume 203, February 2023, Pages 48-59 Odelma Teixeira, José Páscoa (doi.org/10.1016/j.actaastro.2022.11.031) This paper investigates the effects of wall catalytic activity in hypersonic nozzle flows. Non-equilibrium Navier–Stokes–Fourier equations were here applied within a density-based algorithm in the OpenFOAM framework. Read more
PHYSICS OF FLUIDS Vol. 35, 075119 (2023) Mohammad-Reza Pendar, Sílvio Cândido, José Páscoa (doi.org/10.1063/5.0156571) The impetus of the current three-dimensional Eulerian–Lagrangian work is to analyze the impact of simultaneously using the inventive high-voltage conductors and Nitrotherm spraying technique for maximizing Read more
INTERNATIONAL JOURNAL OF ENGINEERING SCIENCE Volume 193, 2023, 103947 Sílvio Cândido, José C. Páscoa (doi.org/10.1016/j.ijengsci.2023.103947) The dynamics of the interface of a fluid jet subjected to an external electrostatic field forming a Taylor cone jet is investigated using a numerical Read more
PHYSICS OF FLUIDS Vol. 34, 033110 (2022) M. Davoodi, K. Zografos,P. J. Oliveira, R. J. Poole (doi.org/10.1063/5.0083717) For many commonly used viscoelastic constitutive equations, it is well known that the limiting behavior is that of the Oldroyd-B model. Here, we Read more
COMPOSITE STRUCTURES Volume 245, 1 August 2020, 112305 Thiago Dutra, Rafael Ferreira, Hugo Resende, Alessandro Guimarães, José Guedes (doi.org/10.1016/j.compstruct.2020.112305) Homogenization techniques are very important in describing the mechanical behavior of high performance composite materials. Among the different techniques applied to Read more
TECHNOLOGICAL FORECASTING AND SOCIAL CHANGE Volume 175, February 2022, 121387 L.C.M. Miranda, Tessaleno Devezas (doi.org/10.1016/j.techfore.2021.121387) In this article it is presented a multi-logistic model to describe the time evolution of the Covid-19 pandemics. The model is not intended as paragon Read more
POLYMERS 2023, 15(9), 1979 André Vieira, Enio Da Silva, Marcelo Ribeiro (doi.org/10.3390/polym15091979) Biodegradable polymers find applications in many market segments. The ability to meet mechanical requirements within a certain time range, after which it degrades and is naturally absorbed, can Read more
ACTA ASTRONAUTICA Volume 192, March 2022, Pages 15-29 Danil Ivanov, Rui Gondar, Uliana Monakhova, Anna Guerman, Mikhail Ovchinnikov (doi.org/10.1016/j.actaastro.2021.12.014) A swarm of ChipSats equipped with miniature magnetorquers is considered, the electromagnetic interaction force is used for relative motion control at Read more
ENERGIES 2024, 17(6), 1328 Pedro Oliveira, Francisco Brójo (doi.org/10.3390/en17061328) Diesel engines are known for their excellent efficiency and are therefore used in a variety of applications. However, they are also one of the main sources of hazardous emissions such as Read more
ENERGIES 2020, 13(16), 4157 Pedro Alves, Miguel Silvestre, Pedro Gamboa (doi;10.1615/InterJEnerCleanEnv.2022044414) The race for speed ruled the early Jet Age on aviation. Aircraft manufacturers chased faster and faster planes in a fight for pride and capability. In the early 1970s, Read more
INTERNATIONAL JOURNAL OF FATIGUE Volume 142, December 2022, 106785 Luís Reis, Pedro R. Da Costa, Ricardo Pereira, Diogo Montalvão, Manuel Freitas (doi.org/10.1016/j.engfailanal.2022.106785) Ultrasonic fatigue specimens require rigorous design. The entire machine and specimen setup must vibrate in resonance at high Read more
INTERNATIONAL JOURNAL OF FATIGUE Volume 136, July 2020, 105581 Pedro R. da Costa, Henrique Soares, Luís Reis, Manuel Freitas(doi;10.1016/j.ijfatigue.2020.105581) Ultrasonic fatigue testing is a relative recent fatigue study methodology that applies resonant principles for the induction of stress cycles in Read more
INTERNATIONAL JOURNAL OF ENERGY FOR A CLEAN ENVIRONMENT Volume 24, 2023, pp. 45-59 R. Nanga, J. Curto, P.D. Gaspar, P.D. Silva, J. Cruz (doi;10.1615/InterJEnerCleanEnv.2022044414) Temperature is the parameter that most affects the rate of deterioration of horticultural products and their Read more
AIRCRAFT ENGINEERING AND AEROSPACE TECHNOLOGY Vol. 94 No. 2, pp. 255-267 J. de Sousa, P. Gamboa (doi:10.1108/AEAT-01-2021-0015) The purpose of this paper is to generate optimised trajectories for an unmanned aerial vehicle (UAV) during a forest fire detection mission. It Read more
ENGINEERING FAILURE ANALYSIS Volume 151, September 2023, 107404. T. Barros, B. Santos, V. Infante, M. Freitas, B. Fernandes, P. Gamboa, A. Moura (doi:10.1016/j.engfailanal.2023.107404) Military aircraft perform demanding maneuvers with a wide range of load factor levels, allowing the growth of Read more
JOURNAL OF THE EUROPEAN CERAMIC SOCIETY Volume 43, Issue 14, November 2023, Pages 6112-6121. K.O. Shvydyuk, F.F. Rodrigues, J. Nunes-Pereira, J.C. Páscoa, S. Lanceros-Mendez, A.P. Silva (doi:10.1016/j.jeurceramsoc.2023.05.040) The developed research presents a novel experimental study of the cost-effective MgO-Al2O3, MgO-CaZrO3 perovskite, Read more
ANNUAL REVIEW OF FLUID MECHANICS Volume 53, 2021 M.A. Alves, P.J. Oliveira, and F.T. Pinho (doi:10.1146/annurev-fluid-010719-060107) Complex fluids exist in nature and are continually engineered for specific applications involving the addition of macromolecules to a solvent, among other means. This Read more