Publications

2004

Gaspar-Cunha, A.; Covas, J. A.RPSGAe - Reduced Pareto Set Genetic Algorithm : application to polymer extrusion , 2004
Conference paper

Pontes, A. J.; Ferreira, E.C.; Pouzada, A. S.The effect of temperature and surface roughness on coefficient of friction between thermoplastics and molding surfaces , 2004
Conference paper

2003

Barroso, Vitor C.; Ribeiro, Sandra P.; Maia, João Manuel Luís LopesUnusual extensional behavior of a polystyrene/HIPS blend , 2003
Article

Cramez, M. C.; Oliveira, M. J.; Crawford, R. J.Optimization of the rotational moulding process for polyolefins , 2003
Article

Afonso, I. M.; Hes, Lubos; Maia, J. M.; Melo, L. F.Heat transfer and rheology of stirred yoghurt during cooling in plate heat exchangers , 2003
Article

Barroso, V. C.; Ribeiro, Sandra P.; Maia, J. M.Stress relaxation after a step strain in uniaxial extension of polyisobutylene and polyethylene , 2003
Article

Fonseca, S. Cabral; Paiva, M. C.; Nunes, J. P.; Bernardo, C. A.A novel technique for the interfacial characterization of glass fiber-polypropylene systems , 2003-05-07
Article

Paiva, M. C.; Kotasthane, P.; Ogale, A. A.; Edie, D. D.UV stabilization route for melt-processible PAN-based carbon fibers , 2003-01-29
Article

Pontes, A. J.; Neves, N. M.; Pouzada, A. S.The role of the interaction coefficient in the prediction of the fiber orientation in planar injection moldings , 2003
Article

Pontes, A. J.; Araújo, Billy Jácome de; Pouzada, A. S.Development of efficient ejection systems for injection moulds , 2003
Article

Brostow, Witold; Cunha, A. M.; Simões, RicardoGeneration of polymeric structures on a computer , 2003
Article

Carneiro, O. S.; Nóbrega, J. M.; Oliveira, P. J.; Pinho, F. T.Flow balancing in extrusion dies for thermoplastic profiles Part II: Influence of the design strategy , 2003
Article

Duarte, F. M.; Covas, J. A.Infrared sheet heating in roll fed thermoforming: Part 2 - Factors influencing inverse heating solution , 2003
Article

Nunes, J. P.; Silva, J. F.Production of powder coated towpregs and composites , 2003
Article

Martins, J. A.; Zhang, W.; Carvalho, V.; Brito, A. M.; Soares, F. O.Evaluation of the sample temperature increase during the quiescent and shear-induced isothermal crystallization of polyethylene , 2003
Article

Nóbrega, J. M.; Carneiro, O. S.; Oliveira, P. J.; Pinho, F. T.Flow balancing in extrusion dies for thermoplastic profiles: Part I: Automatic design , 2003
Article

Van Duin, Martin; Martin, Philippe; Machado, A. V.; Legras, Roger; Van Gurp, MarnixInterfacial chemistry and morphology of blends of polybutyleneterephthalate and epoxide-containing rubber , 2003-10
Conference paper

Godinho, J. S.; Sampaio, M.; Cunha, A. M.Development of 3D porous scaffolds of starch based polymers by conventional injection moulding , 2003
Other

2002

Ezquerra, T. A.; Sics, I.; Nogales, A.; Denchev, Z.; Baltá-Calleja, F. J.Simultaneous crystalline-amorphous phase evolution during crystallization of polymer systems , 2002
Article

Barroso, V. C.; Covas, J. A.; Maia, J. M.Sources of error and other difficulties in extensional rheometry revisited: commenting and complementing a recent paper by T. Schweizer , 2002
Article

Gaspar-Cunha, A.; Poulesquen, A.; Vergnes, B.; Covas, J. A.Optimization of Processing Conditions for Polymer Twin-screw Extrusion , 2002
Article

Cunha, L.; Andritschky, M.; Pischow, K.; Wang, Z.; Zarychta, A.; Miranda, A. S.; Cunha, A. M.Performance of chromium nitride and titanium nitride coatings during plastic injection moulding , 2002
Article

Cramez, M. C.; Oliveira, M. J.; Crawford, R. J.Optimisation of rotational moulding of polyethylene by predicting antioxidant consumption , 2002
Article

Viana, J. C.; Cunha, A. M.; Billon, N.The thermomechanical environment and the microstructure of an injection moulded polypropylene copolymer , 2002
Article

Cuesta Arenas, Juan M.; Mano, J. F.; Gómez Ribelles, J. L.Phase heterogeneity in poly(methyl acrylate)-polystyrene sequential interpenetrating polymer networks studied by thermally stimulated recovery , 2002
Article

Machado, A. V.; Duin, M. van; Covas, J. A.Monitoring the Evolution of the Properties of PA-6/EPM-g-MA Blends in a Twin-Screw Extruder , 2002
Article

Alves, N. M.; Mano, J. F.; Gómez Ribelles, J. L.Molecular mobility in polymers studied with thermally stimulated recovery. II. Study of the glass transition of a semicrystalline PET and comparison with DSC and DMA results , 2002
Article

Godinho, J. S.; Cunha, A. M.; Crawford, R. J.Prediction of mechanical properties of Polyethylene parts produced by different moulding methods , 2002-08
Article

Brostow, Witold; Cunha, A. M.; Quintanilla, John; Simões, RicardoCrack Formation and Propagation in Molecular Dynamics Simulations of Polymer Liquid Crystals , 2002
Article

Alves, N. M.; Mano, J. F.; Gómez Ribelles, J. L.Influence of experimental variables on thermally stimulated recovery results: analysis of simulations and real data on a polymeric system , 2002
Article

Maia, J. M.; Carneiro, O. S.; Machado, A. V.; Covas, J. A.On-Line rheometry for twin-screw extrusion (along the extruder) and its applications , 2002
Article

Oliveira, M. J.; Bernardo, C. A.; Hemsley, D. A.The Effect of Flame Retardants on the Hot-Plate Welding of Talc-Filled Polypropylene , 2002
Article

Denchev, Z.; Ezquerra, T. A.; Nogales, A.; Sics, I.; Álvarez, C.; Broza, G.; Schulte, K.Relaxation Behavior of Poly(ethylene terephthalate)/Poly(ethylene naphthalene 2,6-dicarboxylate) Blends Prepared by Cryogenic Blending , 2002
Article

Mano, J. F.The viscoelastic properties of cork , 2002
Article

Pontes, A. J.; Brito, A. M.; Pouzada, A. S.Assessment of the Ejection Force in Tubular Injection Moldings , 2002
Article

Alves, N. M.; Lanceros-Méndez, S.; Mano, J. F.; Gómez Ribelles, J. L.The dynamics of the glass transition in a semicrystalline PET studied by mechanical and dielectric spectroscopic methods , 2002
Article

Covas, J. A.; Carneiro, O. S.; Maia, J. M.; Filipe, Susana A.; Machado, A. V.Evolution of chemistry, morphology and rheology of various polymer systems along a twin-screw extruder , 2002-12
Article

Carneiro, O. S.; Poulesquen, A.; Covas, J. A.; Vergnes, B.Visualisation and Analysis of the Flow along the Kneading Block of a Twin-screw Extruder , 2002
Article

Alves, N. M.; Mano, J. F.; Balaguer, E.; Meseguer-Dueñas, J. M.; Gómez Ribelles, J. L.Glass transition and structural relaxation in semi-crystalline poly(ethylene terephthalate): a DSC study , 2002
Article

Duarte, F. M.; Covas, J. A.IR sheet heating in roll fed thermoforming: Part 1 - Solving direct and inverse heating problems , 2002
Article

Mano, J. F.; Denchev, Z.Miscibility of a PET/PEN blend studied by dynamic mechanical analysis , 2002
Article

Viana, J. C.; Cunha, A. M.The Impact Behavior of Weld-Lines in Injection Molding , 2002
Article

Nunes, J. P.; Pouzada, A. S.; Bernardo, C. A.The use of a three-point support flexural test to predict the stiffness of anisotropic composite plates in bending , 2002
Article

Alves, N. M.; Mano, J. F.; Gómez Ribelles, J. L.Molecular mobility in polymers studied with thermally stimulated recovery : I. experimental procedures and data treatment , 2002
Article

Evstatiev, M.; Fakirov, Stoyko; Krasteva, B.; Friedrich, K.; Covas, J. A.; Cunha, A. M.Recycling of Poly(ethylene terephthalate) as Polymer-Polymer Composites , 2002
Article

Martins, J. A.; Pinto, J. J. C. CruzEvaluation of the instantaneous nucleation density in the isothermal crystallization of polymers , 2002
Article

Barroso, V. C.; Maia, J. M.Evaluation by means of stress relaxation (after a step strain) experiments of the viscoelastic behavior of polymer melts in uniaxial extension , 2002
Article

Pontes, A. J.Shrinkage and ejection forces in injection moulded products , 2002
PhD Theses

Martins, Manuel Rodrigues; Covas, J. A.Polymer Melt Flow Through Channels With Vibrating Walls , 2002
Conference paper

Lanceros-Méndez, S.; Moreira, M. V.; Mano, J. F.; Schmidt, V. H.; Bohannan, G.Dielectric behavior in an oriented β-PVDF film and chain reorientation upon transverse mechanical deformation , 2002
Conference paper