Publications

154 entries « 1 of 4 »

2022

Nóbrega, J. Miguel

Computational rheology with OpenFOAM® computational library Journal Article

In: Science Talks, vol. 3, pp. 100059–100059, 2022.

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Costa, Ricardo; Clain, Stéphane; Machado, Gaspar J.; Nóbrega, João M.

Very high-order accurate finite volume scheme for the steady-state incompressible Navier–Stokes equations with polygonal meshes on arbitrary curved boundaries Journal Article

In: Computer Methods in Applied Mechanics and Engineering, vol. 396, pp. 115064, 2022.

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2021

Aali, Mohammadreza; Carneiro, Olga Sousa; Nóbrega, João Miguel

Profile extrusion die design: A comparative study between elastic and inelastic fluids Journal Article

In: Polymer Engineering & Science, vol. 62, no. 2, pp. 497–509, 2021.

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Costa, Ricardo; Nóbrega, João M.; Clain, Stéphane; Machado, Gaspar J.

High-order accurate conjugate heat transfer solutions with a finite volume method in anisotropic meshes with application in polymer processing Journal Article

In: International Journal for Numerical Methods in Engineering, vol. 123, no. 4, pp. 1146–1185, 2021.

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Aali, Mohammadreza; Fernandes, Célio; Carneiro, Olga Sousa; Nóbrega, João Miguel

Using Computational Modelling to Study Extensional Rheometry Tests for Inelastic Fluids Journal Article

In: Fluids, vol. 6, no. 12, pp. 464, 2021.

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Rodrigues, Pedro Veiga; Ramoa, Bruno; Machado, Ana Vera; Cardiff, Philip; Nóbrega, João Miguel

Assessing the Compressive and Impact Behavior of Plastic Safety Toe Caps through Computational Modelling Journal Article

In: Polymers, vol. 13, no. 24, pp. 4332, 2021.

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Costa, Ricardo; Nóbrega, João M.; Clain, Stéphane; Machado, Gaspar J.

Efficient very high-order accurate polyhedral mesh finite volume scheme for 3D conjugate heat transfer problems in curved domains Journal Article

In: Journal of Computational Physics, vol. 445, pp. 110604, 2021.

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Saucedo-Zendejo, Felix R.; Nóbrega, J. Miguel

A novel approach to model the flow of generalized Newtonian fluids with the finite pointset method Journal Article

In: Computational Particle Mechanics, 2021.

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Gaspar-Cunha, António; Costa, Paulo; Galuppo, Wagner Campos; Nóbrega, João Miguel; Duarte, Fernando; Costa, Lino

Multi-Objective Optimization of Plastics Thermoforming Journal Article

In: Mathematics, vol. 9, no. 15, pp. 1760, 2021.

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Teixeira, Rafaela; Coelho, Carlos; Oliveira, João; Gomes, Joana; Pinto, Vera Vaz; Ferreira, Maria José; Nóbrega, João Miguel; Silva, Alexandre Ferreira; Carneiro, Olga Sousa

Towards Customized Footwear with Improved Comfort Journal Article

In: Materials, vol. 14, no. 7, pp. 1738, 2021.

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2020

Ferrás, Lu'ıs Lima; Fernandes, Célio; Semyonov, Denis; Nóbrega, João Miguel; Covas, José António

Dispersion of Graphite Nanoplates in Polypropylene by Melt Mixing: The Effects of Hydrodynamic Stresses and Residence Time Journal Article

In: Polymers, vol. 13, no. 1, pp. 102, 2020.

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de Campos Galuppo, Wagner; Magalhães, Ana; Ferrás, Luís Lima; Nóbrega, João Miguel; Fernandes, Célio

New boundary conditions for simulating the filling stage of the injection molding process Journal Article

In: Engineering Computations, vol. 38, no. 2, pp. 762–778, 2020.

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Pedro, João; Ramôa, Bruno; Nóbrega, João Miguel; Fernandes, Célio

Verification and Validation of openInjMoldSim, an Open-Source Solver to Model the Filling Stage of Thermoplastic Injection Molding Journal Article

In: Fluids, vol. 5, no. 2, pp. 84, 2020.

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Ferrás, L. L.; Afonso, A. M.; Alves, M. A.; Nóbrega, J. M.; Pinho, F. T.

Newtonian and viscoelastic fluid flows through an abrupt 1:4 expansion with slip boundary conditions Journal Article

In: Physics of Fluids, vol. 32, no. 4, pp. 043103, 2020.

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Faroughi, S. A.; Fernandes, C.; Nóbrega, J. Miguel; McKinley, G. H.

A closure model for the drag coefficient of a sphere translating in a viscoelastic fluid Journal Article

In: Journal of Non-Newtonian Fluid Mechanics, vol. 277, pp. 104218, 2020.

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2019

Costa, Ricardo; Nóbrega, João M.; Clain, Stéphane; Machado, Gaspar J.

Very high-order accurate polygonal mesh finite volume scheme for conjugate heat transfer problems with curved interfaces and imperfect contacts Journal Article

In: Computer Methods in Applied Mechanics and Engineering, vol. 357, pp. 112560, 2019.

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Gross, H.; Gross, S.; Nobrega, M. J.; Vidal, J. P. O.

3D-printed minimalists Journal Article

In: Kunststoffe International, vol. 109, no. 1-2, pp. 40-43, 2019.

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Fernandes, C.; Vuk?evi?, V.; Uroi?, T.; Simoes, R.; Carneiro, O. S.; Jasak, H.; N'obrega, J. M.

A coupled finite volume flow solver for the solution of incompressible viscoelastic flows Journal Article

In: Journal of Non-Newtonian Fluid Mechanics, vol. 265, pp. 99-115, 2019.

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Cidade, M. T.; N'obrega, J. M.

Editorial for special issue ?Advances in experimental and Computational rheology? Journal Article

In: Fluids, vol. 4, no. 3, 2019.

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Fernandes, C.; Faroughi, S. A.; Carneiro, O. S.; N'obrega, J. M.; McKinley, G. H.

Fully-resolved simulations of particle-laden viscoelastic fluids using an immersed boundary method Journal Article

In: Journal of Non-Newtonian Fluid Mechanics, vol. 266, pp. 80-94, 2019.

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Fernandes, C.; Ferras, L. L.; Habla, F.; Carneiro, O. S.; Nobrega, J. M.

Implementation of partial slip boundary conditions in an open-source finite-volume-based computational library Journal Article

In: Journal of Polymer Engineering, vol. 39, no. 4, pp. 377-387, 2019.

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Fernandes, C.; Nóbrega, J. M.; Araujo, M. S. B.; Ferrás, Luís

Improving the numerical stability of a steady-state differential viscoelastic flow solvers in OpenFOAM® Book Chapter

In: (DD14-7E8A-7F7E), J. M. Nóbrega; Jaak, H. (Ed.): Springer, 2019.

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Rajkumar, A.; Habla, F.; Fernandes, C.; Mould, S.; Sacramento, A.; Carneiro, O. S.; N'obrega, J. M.

Profile Extrusion: Experimental Assessment of a Numerical Code to Model the Temperature Evolution in the Cooling/Calibration Stage Journal Article

In: Polymer Engineering and Science, vol. 59, no. 11, pp. 2367-2376, 2019.

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Lopes, D.; Fernandes, C.; N'obrega, J. M.; Patr'icio, S. G.; Oliveira, M. B.; Mano, J. F.

Screening of perfused combinatorial 3D microenvironments for cell culture Journal Article

In: Acta Biomaterialia, vol. 96, pp. 222-236, 2019.

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Costa, R.; N'obrega, J. M.; Clain, S.; Machado, G. J.; Loubère, R.

Very high-order accurate finite volume scheme for the convection-diffusion equation with general boundary conditions on arbitrary curved boundaries Journal Article

In: International Journal for Numerical Methods in Engineering, vol. 117, no. 2, pp. 188-220, 2019.

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2018

Araújo, M. S. B.; Fernandes, C.; Ferrás, L. L.; Tuković, Ž.; Jasak, H.; Nóbrega, J. M.

A stable numerical implementation of integral viscoelastic models in the OpenFOAM®computational library Journal Article

In: Computers &amp$mathsemicolon$ Fluids, vol. 172, pp. 728–740, 2018.

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Ferr'as, L. L.; Sitotaw, Y.; Fernandes, C.; N'obrega, J. M.; Carneiro, O. S.

A numerical and experimental study on weld lines formation and strength in extrusion Journal Article

In: Polymer Engineering and Science, vol. 58, no. 3, pp. 249-260, 2018.

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Rajkumar, A.; Ferr'as, L. L.; Fernandes, C.; Carneiro, O. S.; Sacramento, A.; N'obrega, J. M.

An open-source framework for the computer aided design of complex profile extrusion dies Journal Article

In: International Polymer Processing, vol. 33, no. 2, pp. 276-285, 2018.

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Fernandes, C.; Ferr'as, L. L.; Araujo, M. S.; N'obrega, J. M.

Development length in planar channel flows of inelastic non-Newtonian fluids Journal Article

In: Journal of Non-Newtonian Fluid Mechanics, vol. 255, pp. 13-18, 2018.

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Rajkumar, A.; Ferr'as, L. L.; Fernandes, C.; Carneiro, O. S.; N'obrega, J. M.

Guidelines for balancing the flow in extrusion dies: The influence of the material rheology Journal Article

In: Journal of Polymer Engineering, vol. 38, no. 2, pp. 197-211, 2018.

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Pedrosa, P.; Fiedler, P.; Pestana, V.; Vasconcelos, B.; Gaspar, H.; Amaral, M. H.; Freitas, D.; Haueisen, J.; N'obrega, J. M.; Fonseca, C.

In-service characterization of a polymer wick-based quasi-dry electrode for rapid pasteless electroencephalography Journal Article

In: Biomedizinische Technik, vol. 63, no. 4, pp. 349-359, 2018.

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Ribeiro, R.; Santos, L. P.; Nobrega, J. M.

Run-time heterogeneous-aware power-adaptive scheduling in openfoam Journal Article

In: Proceedings - 2018 International Conference on High Performance Computing and Simulation, HPCS 2018, pp. 390-397, 2018.

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Ferr'as, L. L.; Ford, N. J.; Morgado, M. L.; Rebelo, M.; McKinley, G. H.; N'obrega, J. M.

Theoretical and numerical analysis of unsteady fractional viscoelastic flows in simple geometries Journal Article

In: Computers and Fluids, vol. 174, pp. 14-33, 2018.

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Bj?rge, I. M.; Costa, A. M. S.; Silva, A. S.; Vidal, J. P. O.; N'obrega, J. M.; Mano, J. F.

Tuneable spheroidal hydrogel particles for cell and drug encapsulation Journal Article

In: Soft Matter, vol. 14, no. 27, pp. 5622-5627, 2018.

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Fernandes, C.; Semyonov, D.; Ferr'as, L. L.; N'obrega, J. M.

Validation of the CFD-DPM solver DPMFoam in OpenFOAM ? through analytical, numerical and experimental comparisons Journal Article

In: Granular Matter, vol. 20, no. 4, 2018.

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Ribeiro, Roberto; Santos, Lu'ıs Paulo; Nóbrega, João Miguel

nSharma: Numerical Simulation Heterogeneity Aware Runtime Manager for OpenFOAM Book Section

In: Lecture Notes in Computer Science, pp. 429–443, Springer International Publishing, 2018.

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2017

Ferrás, L. L.; Afonso, A. M.; Nóbrega, J. M.; Pinho, F. T.

A numerical and theoretical study on viscoelastic fluid slip flows Journal Article

In: Physics of Fluids, vol. 29, no. 5, pp. 053102, 2017.

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Marques, F.; Clain, S.; Machado, G. J.; Martins, B.; Carneiro, O. S.; N'obrega, J. M.

A new energy conservation scheme for the numeric study of the heat transfer in profile extrusion calibration Journal Article

In: Heat and Mass Transfer/Waerme- und Stoffuebertragung, vol. 53, no. 9, pp. 2901-2913, 2017.

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Ferr'as, L. L.; Ford, N. J.; Morgado, M. L.; Rebelo, M.; McKinley, G. H.; N'obrega, J. M.

A primer on experimental and computational rheology with fractional viscoelastic constitutive models Journal Article

In: AIP Conference Proceedings, vol. 1843, 2017.

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Carneiro, O. S.; Rajkumar, A.; Ferr'as, L. L.; Fernandes, C.; Sacramento, A.; N'obrega, J. M.

Computer aided die design: A new open-source methodology Journal Article

In: AIP Conference Proceedings, vol. 1843, 2017.

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Rajkumar, A.; Ferr'as, L. L.; Fernandes, C.; Carneiro, O. S.; Becker, M.; N'obrega, J. M.

Design guidelines to balance the flow distribution in complex profile extrusion dies Journal Article

In: International Polymer Processing, vol. 32, no. 1, pp. 58-71, 2017.

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Carneiro, O. S.; Rajkumar, A.; Fernandes, C.; Ferr'as, L. L.; Habla, F.; N'obrega, J. M.

Development and experimental assessment of a numerical modelling code to aid the design of profile extrusion cooling tools Journal Article

In: AIP Conference Proceedings, vol. 1896, 2017.

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Ferras, L. L.; Ford, N. J.; Morgado, M. L.; Rebelo, M.; McKinley, G. H.; Nobrega, J. M.

How non-integer order derivatives can be useful to rheology Journal Article

In: SYMCOMP 2017 - 3rd International Conference on Numerical and Symbolic Computation: Developments and Applications, Proceedings, pp. 406-421, 2017.

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Khaliq, M. H.; Gomes, R.; Fernandes, C.; N'obrega, J.; Carneiro, O. S.; Ferr'as, L. L.

On the use of high viscosity polymers in the fused filament fabrication process Journal Article

In: Rapid Prototyping Journal, vol. 23, no. 4, pp. 727-735, 2017.

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2016

Ferrás, L. L.; Afonso, A. M.; Alves, M. A.; Nóbrega, J. M.; Pinho, F. T.

Electro-osmotic and pressure-driven flow of viscoelastic fluids in microchannels: Analytical and semi-analytical solutions Journal Article

In: Physics of Fluids, vol. 28, no. 9, pp. 093102, 2016.

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Habla, Florian; Fernandes, C.; Maier, Maximilian; Densky, Lennart; Ferrás, L. L.; Rajkumar, Ananth; Carneiro, O. S.; Hinrichsen, Olaf; Nóbrega, J. Miguel

Development and validation of a model for the temperature distribution in the extrusion calibration stage Journal Article

In: Applied Thermal Engineering, vol. 100, pp. 538–552, 2016.

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Marques, F.; Clain, S.; MacHado, G. J.; Martins, B.; Carneiro, O. S.; N'obrega, J. M.

A novel heat transfer coefficient identification methodology for the profile extrusion calibration stage Journal Article

In: Applied Thermal Engineering, vol. 103, pp. 102-111, 2016.

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Pasion, R.; Paiva, T. O.; Pedrosa, P.; Gaspar, H.; Vasconcelos, B.; Martins, A. C.; Amaral, M. H.; N'obrega, J. M.; P'ascoa, R.; Fonseca, C.; Barbosa, F.

Assessing a novel polymer-wick based electrode for EEG neurophysiological research Journal Article

In: Journal of Neuroscience Methods, vol. 267, pp. 126-131, 2016.

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Sabet, S. M. M.; Marques, J.; Torres, R.; Nova, M.; N'obrega, J. M.

Design of a drying system for a rollover carwash machine using CFD Journal Article

In: Journal of Computational Design and Engineering, vol. 3, no. 4, pp. 398-413, 2016.

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Fernandes, C.; Habla, F.; Carneiro, O. S.; Hinrichsen, O.; N'obrega, J. M.

Development of a new 3D OpenFOAM? solver to model the cooling stage in profile extrusion Journal Article

In: AIP Conference Proceedings, vol. 1713, 2016.

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154 entries « 1 of 4 »