A- Thesis
- A. Gaspar-Cunha, Modelling and Optimisation of Single Screw Extrusion, PhD Thesis, University of Minho, Guimarães (2000).
B- International Journals/Book Chapters
2004
- Gaspar-Cunha, A., Vieira, A., A Multi-Objective Evolutionary Algorithm Using Neural Networks To Approximate Fitness Evaluations, in Press, International Journal of Computers, Systems, and Signals, 2004.
- J.A. Covas, C.A. Bernardo, O.S. Carneiro, J.M. Maia, F.W.J. van Hattum, A. Gaspar-Cunha, L.P. Biró, Z.E. Horváth, I. Kiricsi, Z. Kónya, K. Niesz , Continuous Production of Polycarbonate-Carbon Nanotube Composites, in Press, Journal of Polymer Engineering (2004).
- A. Gaspar-Cunha , J.A. Covas, The use of Evolutionary Algorithms to Solve Practical Problems in Polymer Extrusion, in Applications of Multi-Objective Evolutionary Algorithms, C.A. Coello Coello, G.B. Lamont (Eds.), in press, World Scientific (2004).
- Gaspar-Cunha, A., Covas, J.A. - RPSGAe - A Multiobjective Genetic Algorithm with Elitism: Application to Polymer Extrusion, in Metaheuristics for Multiobjective Optimisation , Lecture Notes in Economics and Mathematical Systems, Gandibleux, X.; Sevaux, M.; Sörensen, K.; T'kindt, V. (Eds.), Springer, 2004.
… - 2003
- A.V. Machado, A. Gaspar-Cunha, J.A. Covas, Modelling of the Grafting of Maleic Anhydride onto Polyethylene in an Extruder, Advanced Materials Forum II , p. 763, 2003.
- A. Gaspar-Cunha, A. Poulesquen, B. Vergnes and J. A. Covas, “Optimization of Processing Conditions for Polymer Twin-Screw Extrusion”, Intern. Polym. Process., Vol. 17, 3, p. 201-213, 2002.
- A. Gaspar-Cunha and J. A. Covas, “The Design of Extrusion Screws: An Optimisation Approach”, Intern. Polym. Process., Vol. 16, 3, p. 229-240, 2001.
- J.A. Covas, A. Gaspar-Cunha and P. Oliveira, “An Optimization Approach to Practical Problems in Plasticating Single Screw Extrusion”, Polym. Eng. and Sci., 39, 3, pp. 443-456, 1999.
- J. Covas, A. Gaspar-Cunha and P. Oliveira, “Optimisation of single screw extrusion – experimental assessment of theoretical predictions”, International Journal of Forming Processes, 1, 3, pp. 323-343, 1998.
- A. Gaspar-Cunha, J.A. Covas and P. Oliveira, “Optimization of Polymer Extrusion With Genetic Algorithms”, IMA J. of Math. Appl. in Business and Industry, 9, pp. 267-277, 1998.
C- International Conferences
2004
- A. Gaspar-Cunha, J.C. Viana, Using Multi-Objective Evolutionary Algorithms To Optimize The Morphology Of Injection Moulded Parts For Enhanced Mechanical Properties, Polychar´04, Guimarães, Portugal, January, 2004.
- A. Gaspar-Cunha, A.V. Machado, J.A. Covas, Modeling of Grafting Reactions During Extrusion, Polychar´04, Guimarães, Portugal, January, 2004.
- F.W.J. van Hattum, A. Gaspar-Cunha, M.L. Lake, and C.A. Bernardo, Optimisation of the low-shear compounding of carbon nanofibre / polymer composites, eccm11, (2004).
- A. Gaspar-Cunha, B. Vergnes, J.A. Covas, Towards the design of co-rotating twin-screw extruders: selecting the location of a set of screw elements, PPS 20, Akron, USA, 2004.
- J. A. Covas, A. Gaspar-Cunha, O. S. Carneiro, J. M. Nóbrega, Advances in the design of plasticating and forming tools for extrusion lines, PPS Asia, Coreia, 2004.
- A. Gaspar-Cunha, Armando S. Vieira, A Hybrid Multi-Objective Evolutionary Algorithm Using an Inverse Neural Network, Hybrid Metaheuristics (HM 2004) Workshop at ECAI 2004, Valencia, Spain (2004).
- A. Gaspar-Cunha, L. Gonçalves, J.A. Covas, Application of Evolutionary Algorithms to the Design of Barrier Screws for Single Screw Extruders, 9th Online World Conference on Soft Computing in Industrial Applications, September- October, On the World Wide Web ( http://www.cs.nmt.edu/~wsc9/ ), 2004.
- A. Gaspar-Cunha, A.S. Vieira, C.M. Fonseca, Multi-Objective Optimization: Hybridization of an Evolutionary Algorithm with Artificial Neural Networks for fast Convergence, Workshop on Design and Evaluation of Advanced Hybrid Meta-Heuristics, November, Nottingham, UK, 2004.
- J. A. Covas, A. Gaspar-Cunha, Optimization-based design of extruders, softEXTRUSION 2004 Workshop, October, Alvor, Portugal, 2004.
- F.W.J. van Hattum, C. Leer, A. Gaspar-Cunha and C.A. Bernardo, An Optimisation Approach for the Extrusion Compounding of Thermoplastic Carbon Nanofibre Composites, softEXTRUSION 2004 Workshop, October, Alvor, Portugal, 2004.
- N. Domingues, A. Gaspar-Cunha, J. A. Covas, Modeling of mixing in single screw extruders, softEXTRUSION 2004 Workshop, October, Alvor, Portugal, 2004.
- J. A. Covas, A. Gaspar-Cunha, B. Machado, Extruders for Assessing Modelling Routines, softEXTRUSION 2004 Workshop, October, Alvor, Portugal, 2004.
- A. Gaspar-Cunha, M Cerqueira, J. Pereira, P. Figueiredo, P. Pereira, J. Cunha, J. A. Covas, Software for modeling optimization monitoring and training in polymer extrusion, softEXTRUSION 2004 Workshop, October, Alvor, Portugal, 2004.
2003
- Gaspar-Cunha, A, Covas, J., A real-World Test Problem for EMO Algorithms, Submitted to Second Int. Conf. On Evol. Multi-Objective Optimization (EMO’2003), Faro, Portugal (2003)
- Gaspar-Cunha, A., Vieira, A., A Multi-Objective Evolutionary Algorithm Using Approximate Fitness Evaluation, in International Congress on Evolutionary Methods for Design, Optimization and Control with Applications to Industrial Problems EUROGEN 2003, G. Bugeda, J. A- Désidéri, J. Periaux, M. Schoenauer and G. Winter (Eds), Ó CIMNE, Barcelona, 2003
- Covas, J.A., Nóbrega, J.M., Carneiro, O.S., Gaspar-Cunha, A. “ Designing equipment for extrusion lines”, PPS-19 Annual Meeting, Sidney, Australia, July 2003.
- Gonçalves, L., Gaspar-Cunha, A., Covas, J.A. “Modelling and Design Of Barriers Screws for Single Screw Extruders”, PPS- Europe-Africa Meeting, Athens, Greece, 2003.
2002
- Covas, J.A., Gaspar-Cunha, A. - The Effect of Polymer Viscosity on Single Screw Extrusion, Workshop on Recent Advances in Non-Newtonian Fluid Mechanics, Chamonix, France, January 2002
- A. Gaspar-Cunha, J. A. Covas and B. Vergnes, “ An optimisation methodology for setting the operating conditions in twin screw extrusion”, PPS-18 Annual Meeting, Guimarães, Portugal, July 2002
Gaspar-Cunha, A.- Reduced Pareto Set Genetic Algorithm (RPSGAe): Comparative Study, MPSN-II Workshop, Granada, Spain, September 2002
- Gaspar-Cunha, A., Covas, J.A. - RPSGAe - A Multiobjective Genetic Algorithm with Elitism: Application to Polymer Extrusion , Workshop on Multiple Objective Metaheuristics, Carre des Sciences, Paris, France, November 2002
- Gaspar-Cunha, A. - RPSGAe - Reduced Pareto Set Genetic Algorithm: A Multiobjective Genetic Algorithm with Elitism , Workshop on Multiple Objective Metaheuristics, Carre des Sciences, Paris, France, November 2002
2001
- A. Gaspar-Cunha and J. A. Covas, “Designing Screws for Polymer Extrusion”, 4 th Esaform Conf. on Material Forming, 2001.
- A. Gaspar-Cunha and J. A. Covas, “The Design of Screws for Polymer Extrusion using an Optimisation Approach”, PPS-17 Annual Meeting, Montreal, Canada, June, 2001.
- A. Gaspar-Cunha, J. A. Covas and P. Oliveira “Designing Screws for Polymer Extrusion using Genetic Algorithms”, Optimization´2001, Aveiro, Portugal, Julho, 2001.
- A. Gaspar-Cunha, B. Vergnes and J. A. Covas, “Optimisation of Polymer Twin-Screw Extrusion using Genetic Algorithms”, Eurogen´2001, Atenas, Grécia, September, 2001.
- A. Gaspar-Cunha, J. A. Covas and B. Vergnes, “Optimization of Polymer Twin-Screw Extrusion using Genetic Algorithms”, in International Congress on Evolutionary Methods for Design, Evolutionary Methods for Design, Optimization and Control with Applications to Industrial Problems EUROGEN 2001, K.C. Giannakoglou, D.T. Tsahalis, J. Periaux, K.D. Papailiou, T. Fogarty (Eds.), Athens, Greece, p. 355-360, 2002.
- A. Gaspar-Cunha and J. A. Covas, "Design Of Extrusion Screws Using An Optimisation Approach", ANTEC´2001 Proceedings of the 59 th Annual Technical Conference, Vol XLVII, Dallas, TX, May 6-10, Society of Plastics Engineers, pp 369-375 (2001).
2000
- J.A. Covas and A. Gaspar-Cunha, “The Use of an Optimisation Approach to the Design of Extrusion Screws”, PPS-16, Shanghai, China, 2000.
- J.A. Covas and A. Gaspar-Cunha, “Extrusão de Polímeros: Modelação e Optimização do Processo”, 2º Seminário Brasileiro de Polímeros, Brasil, 2000.
1999
- A. Gaspar-Cunha, P. Oliveira, and J.A. Covas, “Genetic Algorithms in Multiobjective Optimization Problems – An Aplication to Polymer Extrusion”, GECCO-99, WorkShop on Multi-criterion optimization using evolutionary methods, Orlando, USA, 1999.
1998
- J.A. Covas, A. Gaspar-Cunha and P. Oliveira, “An Optimization Methodology using Genetic Algorithms for Solving Polymer Single Screw Extrusion Problems”, 1 st ESAFORM Conf. on Mat. Forming, Sophia-Antipolis, Fance, 1998.
- A. Gaspar-Cunha, P. Oliveira and J.A. Covas, “Multiobjective Genetic Algorithms in Polymer Single Screw Extrusion Problems”, Optimisation 98, Coimbra, 1998.
1997
- J.A. Covas, A. Gaspar-Cunha and P. Oliveira, “Optimisation of Single Screw Extrusion With Evolutionary Algorithms”, Polychar´97, USA, 1997.
- J.A. Covas, A. Gaspar-Cunha and P. Oliveira, “Solving Extrusion Problems - Comparison Between Theoretical and Experimental Approaches”, PPS Europe/Africa - Regional Meeting, Gothenburg, Sweden, 1997.
- A. Gaspar-Cunha, P. Oliveira and J.A. Covas, “Use of Genetic Algorithms in Multicriteria Optimization to Solve Industrial Problems”, Seventh Int. Conf. on Genetic Algorithms, Michigan, USA, 1997.
- O.S. Carneiro, J.C.F. Teixeira, J.A. Covas, S.F. Teixeira and A. Gaspar-Cunha, “factores Affecting the Perfomance of Calibrators for the Extrusion of Plastics Profiles, PPS – 13, Secausus, USA, 1997.
- A. Gaspar-Cunha and J.A. Covas, “Modelação da Extrusão de Polímeros – Previsões e Sensibilidade aos Parâmetros do Processo”, ABPol – 4º Congresso Brasileiro de Polímeros, Salvador-BA, Brasil, 1997.
- P. Oliveira, A. Gaspar-Cunha and J.A. Covas, “Genetic Algoritms in Polymer Optimisation”, EURO XV – INFORMS XXXIV, Barcelona, Spain, 1997.
1996
- A. Gaspar-Cunha, P. Oliveira and J.A. Covas, “Application of Genetic Algorithms to Single Screw Extrusion”, PPS-12, Sorrento, Italy, 1996.
- J.A. Covas, P. Oliveira e A. Gaspar-Cunha, “Optimisation of Plasticating Single Screw Extrusion”, Nuphymat´96, Sophia-Antipolis, France, 1996.
1995
- A. Gaspar-Cunha, J.A. Covas and P. Oliveira, “Optimization of Single Screw Extrusion With Genetic Algorithms”, Optimization´95, Braga, 1995.
D- Portuguese Journals
- A. Gaspar-Cunha, J.A. Covas, “Estudo Comparativo da Modelação da Extrusão de Polímeros”, Ciência e Tecnologia do Materiais, 13, 2, 2001.
- Covas, J.A., Gaspar-Cunha, A., “A Computational Investigation on the Effects of Polymer Rheology on the Performance of a Single Screw Extruder”, e-rheo.pt, 1, 41-63. 2001.
- A. Gaspar-Cunha, J.A. Covas, "Plasbase ‑ Base de Dados para Termoplásticos", Ciên. e Tecnol. dos Materiais, 1991.
E- Portuguese Conferences
- A. Gaspar-Cunha, A.V. Machado, J.A. Covas, “Modeling of the Grafting of Maleic Anhydride onto Polyethylene in an Extruder”, Materiais 2003, Lisboa, Portugal, 2003.
- A. Gaspar-Cunha, J.A. Covas, “Estudo Comparativo da Modelação da Extrusão de Polímeros”, Materiais 99, Guimarães, Portugal, 1999.
- A. Gaspar-Cunha, J.A. Covas and P. Oliveira, “Uma Abordagem de Optimização na Resolução de Problemas de Extrusão de Polímeros”, Materiais 97, Marinha Grande, 1997.
- A. Gaspar-Cunha, J.A. Covas, P. Oliveira, "Aplicação de Algoritmos Genéticos na Optimização da Plasticização de Polímeros", 5ª Jornadas de PPP/AC, Guimarães, 1995.
- J.A. Covas, A. Gaspar-Cunha, "Simulação da Extrusão de Polímeros", Materiais 93, Porto, 1993.
- J.A. Covas, A. Gaspar-Cunha, "Selecçäo de Materiais Plásticos por Computador", Bol. Inf. APIP, 78, 8 1991.
- A. Gaspar-Cunha, J.A. Covas, "Plasbase ‑ Base de Dados para Termoplásticos", Materiais 91, 1991.
F – Other
- A Gaspar-Cunha,. - RPSGA – Um Algoritmo Genético de Optimização Multiobjectivo: Aplicação à Extrusão de Polímeros, Seminários ADEEC, Faculdade de Ciências e Tecnologia, Universidade do Algarve, Abril 2002
- A. Gaspar-Cunha, Algoritmos Evolutivos em Procura, Optimização e Design, Seminários do Departamento de Matemática para a Ciência e Tecnologia, Universidade do Minho, Guimarães, Dezembro de 2003.
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