LIST OF PUBLICATIONS


PUBLICATIONS IN SCIENTIFIC JOURNALS AND BOOKS
  1. M.J. Cieslinski, P. Wapperom, D.G. Baird, Fiber orientation evolution in simple shear flow from a repeatable initial fiber orientation, Journal of Non-Newtonian Fluid Mechanics 237, 2016, p. 65-75.

  2. M.J. Cieslinski, D.G. Baird, P. Wapperom, Obtaining repeatable initial fiber orientation for the transient rheology of fiber suspensions in simple shear flow, Journal of Rheology 60, 2016, p. 161-174.

  3. M.J. Cieslinski, P. Wapperom, D.G. Baird, Influence of fiber concentration on the startup of shear flow behavior of long fiber suspensions, Journal of Non-Newtonian Fluid Mechanics 222, 2015, p. 163-170.

  4. S.M. Mazahir, G.M. Vélez-García, P. Wapperom, D.G. Baird, Fiber orientation in the frontal region of a center-gated disk: Experiments and simulation, Journal of Non-Newtonian Fluid Mechanics 216, 2015, p. 31-44.

  5. S.M. Mazahir, G.M. Vélez-García, P. Wapperom, D.G. Baird, Evolution of fiber orientation in radial direction in a center-gated disk: experiments and simulation Composites Part A 51, 2013, p. 108-117.

  6. G.M. Vélez-García, P. Wapperom, V. Kunc, D.G. Baird, A. Zink-Sharp, Sample preparation and image acquisition using optical-reflective microscopy in the measurement of fiber orientation in thermoplastic composites, Journal of Microscopy 248, 2012, p. 23-33.

  7. K.C. Ortman, D.G. Baird, P. Wapperom, A. Whittington, Using startup of steady shear flow in a sliding plate rheometer to determine material parameters for the purpose of predicting long fiber orientation, Journal of Rheology 56, 2012, p. 955-981.

  8. K.C. Ortman, D.G. Baird, P. Wapperom, A. Aning, Prediction of fiber orientation in the injection molding of long fiber suspensions, Polymer Composites 33, 2012, p. 1360-1367.

  9. G.M. Vélez-García, P. Wapperom, D.G. Baird, A.O. Aning, V. Kunc, Unambiguous orientation in short fiber composites over small sampling area in a center-gated disk, Composites Part A 43, 2012, p. 104-113.

  10. K.C. Ortman, N. Agarwal, A.P.R. Eberle, D.G. Baird, P. Wapperom, A.J. Giacomin, Transient shear flow behavior of concentrated long glass fiber suspensions in a sliding plate rheometer, Journal of Non-Newtonian Fluid Mechanics 166, 2011, p. 884-895.

  11. G.M. Vélez-García, S.M. Mazahir, P. Wapperom, D.G. Baird, Simulation of injection molding using a model with delayed fiber orientation, International Polymer Processing 26, 2011, p. 331-339.

  12. G.M. Vélez-García, K.C. Ortman, N. Agarwal, P. Wapperom, D.G. Baird, Progress in simulations for short and long glass fiber thermoplastic composites, Automotive Plastics News 40, 2010, p. 12-21. Pdf file

  13. A.P.R. Eberle, G.M. Vélez-García, D.G. Baird, and P. Wapperom, Fiber orientation kinetics of a concentrated short glass fiber suspension in startup of simple shear flow, Journal of Non-Newtonian Fluid Mechanics 165, 2010, p. 110-119. Abstract Pdf file

  14. A.P.R. Eberle, D.G. Baird, P. Wapperom, and G.M. Vélez-García, Obtaining reliable transient rheological data on concentrated short fiber suspensions using a rotational rheometer, Journal of Rheology 53, 2009, p. 1049-1068. Abstract Pdf file

  15. A.P.R. Eberle, D.G. Baird, P. Wapperom, and G.M. Vélez-García, Using transient rheology to determine material parameters in fiber suspension theory, Journal of Rheology 53, 2009, p. 685-705. Abstract Pdf file

  16. A.P.R. Eberle, D.G. Baird, and P. Wapperom, The rheological properties of non-Newtonian fluids containing glass fibers: A review of experimental literature, Industrial & Engineering Chemistry Research 47, 2008, p. 3470-3488. Abstract Pdf file

  17. P. Wapperom, A.N. Beris, and M.A. Straka, A new transpose split method for three-dimensional FFTs: performance on an Origin2000 and Alphaserver cluster, Parallel Computing 32, 2006, p. 1-13. Abstract Pdf file

  18. E. Scribben, D.G. Baird, and P. Wapperom, The role of transient rheology in polymeric sintering, Rheologica Acta 45, 2006, p. 825-839. Abstract Pdf file

  19. P. Wapperom, A. Leygue, and R. Keunings, Numerical simulation of large amplitude oscillatory shear of a high-density polyethylene melt using the MSF model, Journal of Non-Newtonian Fluid Mechanics 130, 2005, p. 63-76. Abstract Pdf file

  20. P. Wapperom and M. Renardy, Numerical prediction of the boundary layers in the flow around a cylinder using a fixed velocity field, Journal of Non-Newtonian Fluid Mechanics 125, 2005, p. 35-48. Abstract Pdf file

  21. P. Wapperom and R. Keunings, Impact of decoupling approximation between tube stretch and orientation in rheometrical and complex flow simulation of entangled linear polymers, Journal of Non-Newtonian Fluid Mechanics 122, 2004, p. 33-43. Abstract Pdf file

  22. P. Wapperom, R. Keunings and G. Ianniruberto, Prediction of rheometrical and complex flows of entangled linear polymers using the double-convection-reptation model with chain stretch, Journal of Rheology 47, 2003, p. 247-265. Abstract Pdf file

  23. P. Wapperom and R. Keunings, Numerical simulation of branched polymer melts in transient complex flow using pom-pom models, Journal of Non-Newtonian Fluid Mechanics 97, 2001, p. 267-281. Abstract Pdf file

  24. P. Wapperom and R. Keunings, Simulation of linear polymer melts in transient complex flow, Journal of Non-Newtonian Fluid Mechanics 95, 2000, p. 67-83. Abstract Pdf file

  25. P. Wapperom, R. Keunings, and V. Legat, The Backward-tracking Lagrangian Particle Method (BLPM) for transient viscoelastic flows, Journal of Non-Newtonian Fluid Mechanics 91, 2000, p. 273-295. Abstract Pdf file

  26. P. Wapperom and M.F. Webster, Simulation for viscoelastic flow by a finite volume/element method, Computer Methods in Applied Mechanics and Engineering 180, 1999, p. 281-304. Abstract Pdf file

  27. P. Wapperom and O. Hassager, Numerical simulation of wire-coating: the influence of temperature boundary conditions, Polymer Engineering and Science 39, 1999, p. 2007-2018. Abstract Pdf file

  28. P. Wapperom and M.A. Hulsen, Response to "Comment on: `Thermodynamics of viscoelastic fluids: the temperature equation'", Journal of Rheology 42, 1998, p. 1569-1570. Pdf file

  29. P. Wapperom and M.F. Webster, A second-order hybrid finite element/volume method for viscoelastic flows, Journal of Non-Newtonian Fluid Mechanics 79, 1998, p. 405-431. Abstract Pdf file

  30. P. Wapperom and M.A. Hulsen, Thermodynamics of viscoelastic fluids: the temperature equation, Journal of Rheology 42, 1998, p. 999-1019. Abstract Pdf file

  31. P. Wapperom, M.A. Hulsen, and J.P.P.M. van der Zanden, A numerical method for steady and nonisothermal viscoelastic fluid flow for high Deborah and Péclet numbers, Rheologica Acta 37, 1998, p. 73-88. Abstract Pdf file

  32. P. Wapperom, Nonisothermal flow of viscoelastic fluids: thermodynamics, analysis and numerical simulation, PhD thesis, Delft 1996. Abstract Pdf file

  33. P. Wapperom and M.A. Hulsen, A lower bound of the invariants of the configuration tensor for some well-known differential models, Journal of Non-Newtonian Fluid Mechanics 60, 1995, p. 349-355. Abstract Pdf file

  34. P. Wapperom and M.A. Hulsen, Numerical simulation of a viscoelastic fluid with anisotropic heat conduction, In: Numerical simulation of nonisothermal flow of viscoelastic liquids, eds. J.F. Dijksman and G.D.C. Kuiken, p. 37-55, Kluwer Academic Publishers, Dordrecht, 1995. Abstract Pdf file



PUBLICATIONS IN CONFERENCE PROCEEDINGS
  1. H. Chen, P. Wapperom, D.G. Baird, Simulation of long semi-flexible fiber orientation during injection molding, Proceedings of the Annual Technical Conference and Exhibition, SPE Antec 2016, p. 483-487.

  2. H. Chen, P. Wapperom, D.G. Baird, Simulation of long semi-flexible fiber orientation during injection molding, Proceedings of the ASME 11th International Manufacturing Science and Engineering Conference, Blacksburg, VA, USA, June 2016, 6 pages.

  3. H. Chen, M.J. Cieslinski, D.G. Baird, P. Wapperom, Long fiber (glass) breakage in capillary and contraction flow, Proceedings of the Annual Technical Conference and Exhibition, SPE Antec 2015.

  4. M.J. Cieslinski, K.J. Meyer, J.T. Hofmann, P. Wapperom, D.G. Baird, Simulating orientation of long, semi-flexible glass fibers in three-dimensional injection molded thermoplastic composites, 13th Annual Automotive Composites Conference and Exhibition, SPE ACCE 2013, Novi, MI, USA, September 2013,
    http://www.speautomotive.com/SPEA_CD/SPEA2013/vpt.htm.

  5. G.M. Vélez-García, S.M. Mazahir, P. Wapperom, D.G. Baird, Experimental and predicted evolution of short fiber orientation in the entrance, lubrication, and advancing front region of a center-gated disk, Proceedings of 2012 PPS Americas Conference, Polymer Processing Society, Niagara Falls, Canada, 2012, p. 139-140. Pdf file

  6. S.M. Mazahir, G.M. Vélez-García, P. Wapperom, D.G. Baird, Channel flow simulation with delayed Folgar-Tucker fiber orientation model, Proceedings of the 70th Annual Technical Conference and Exhibition, SPE Antec 2012, 6 pages.

  7. K.J. Meyer, K.C. Ortman, J.T. Hoffmann, P. Wapperom, A.R. Whittington, D.G. Baird, Progress on simulating orientation of long glass fibers in composites molding, Proceedings of the 11th Annual Automotive Composites Conference and Exhibition, SPE ACCE 2011, 9 pages,
    http://www.speautomotive.com/SPEA_CD/SPEA2011/vpt.htm.

  8. S.M. Mazahir, G.M. Vélez-García, P. Wapperom, D.G. Baird, Preliminary results for injection molded short glass fiber thermoplastic composites with a circular front, Proceedings of the 69th Annual Technical Conference and Exhibition, SPE Antec 2011.

  9. K.C. Ortman, D.G. Baird, P. Wapperom, and A.J. Giacomin, Preliminary results in rheologically obtaining model parameters for the purpose of predicting the orientation of concentrated long glass fibers in processing flows, Proceedings of the 69th Annual Technical Conference and Exhibition, SPE Antec 2011.

  10. G.M. Vélez-García, S.M. Mazahir, J. Hofmann, P. Wapperom, D.G. Baird, A. Zink-Sharp, V. Kunc, Improvement in orientation measurement for short and long fiber injection molded composites, Proceedings of the 10th Annual Automotive Composites Conference and Exhibition, SPE ACCE 2010, 11 pages,
    http://www.speautomotive.com/SPEA_CD/SPEA2010/vpt.htm. Pdf file

  11. S.M. Mazahir, G.M. Vélez-García, P. Wapperom, D.G. Baird, Improvement in the simulation of injection molded short glass fiber thermoplastic composites, Proceedings of the 10th Annual Automotive Composites Conference and Exhibition, SPE ACCE 2010, 10 pages,
    http://www.speautomotive.com/SPEA_CD/SPEA2010/vpt.htm. Pdf file

  12. K.C. Ortman, N. Agarwal, D.G. Baird, P. Wapperom, and J. Giacomin, Preliminary efforts in the simulation of a polypropylene melt reinforced with long glass fibers using transient shear rheology, Proceedings of 26th Annual Meeting, Polymer Processing Society, Banff, Canada, 2010, 5 pages. Pdf file

  13. G.M. Vélez-García, P. Wapperom, S.M. Mazahir, D.G. Baird, Progress in the simulation of orientation in injection molding of short fiber thermoplastic composites, Proceedings of 26th Annual Meeting, Polymer Processing Society, Banff, Canada, 2010, 5 pages. Pdf file

  14. G.M. Vélez-García, S.M. Mazahir, P. Wapperom, D.G. Baird, Improvements in the simulation of orientation in injection molding of short fiber thermoplastic composites, Proceedings of Composites Manufacturing 2010, Society of Manufacturing Engineers, 2010, 5 pages. Pdf file

  15. K.C. Ortman, N. Agarwal, D.G. Baird, P. Wapperom, and J. Giacomin, Preliminary efforts in the simulation of a polypropylene melt reinforced with long glass fibers using transient shear rheology, Proceedings of Composites Manufacturing 2010, Society of Manufacturing Engineers, 2010. Pdf file

  16. K.C. Ortman, N. Agarwal, D.G. Baird, P. Wapperom, and J. Giacomin, Transient rheology of a polypropylene melt reinforced with long glass fibers, Proceedings of the 68th Annual Technical Conference and Exhibition, SPE Antec 2010, p. 277-283. Pdf file

  17. G.M. Vélez-García, K.C. Ortman, N. Agarwal, P. Wapperom, D.G. Baird, Progress in simulations for short and long glass fiber thermoplastic composites, Proceedings of the 9th Annual Automotive Composites Conference and Exhibition, SPE ACCE 2009, 11 pages,
    http://www.speautomotive.com/SPEA_CD/SPEA2009/vpt.htm. Pdf file

  18. G.M. Vélez-García, K.C. Ortman, A.P.R. Eberle, P. Wapperom, D.G. Baird, Simulation of orientation in injection molding of a highly concentrated, short glass fiber thermoplastic composite, Proceedings of the 67th Annual Technical Conference and Exhibition, SPE Antec 2009, 5 pages. Pdf file

  19. K. Ortman, G.M. Vélez-García, A.P.R. Eberle, D.G. Baird, and P. Wapperom, Long glass fiber orientation in thermoplastic composites using a model that accounts for the flexibility of the fibers, Proceedings of the 67th Annual Technical Conference and Exhibition, SPE Antec 2009, 5 pages. Pdf file

  20. G.M. Vélez-García, K.C. Ortman, A.P.R. Eberle, P. Wapperom, D.G. Baird, 2-D simulations of orientation in highly concentrated short glass fiber thermoplastic composites made by injection molding, Proceedings of Americas Regional Meeting, Polymer Processing Society, Charleston, South Carolina, 2008, 2 pages. Pdf file

  21. A.P.R. Eberle, G.M. Vélez-García, D.G. Baird, P. Wapperom, Fiber orientation kinetics of a concentrated short glass fiber suspension in start up of shear flow, Proceedings of Americas Regional Meeting, Polymer Processing Society, Charleston, South Carolina, 2008, 2 pages. Pdf file

  22. K.C. Ortman, G.M. Vélez-García, A.P.R. Eberle, D.G. Baird, P. Wapperom, Long glass fiber orientation in thermoplastic composites using a model that accounts for the flexibility of the fibers, Proceedings of Americas Regional Meeting, Polymer Processing Society, Charleston, South Carolina, 2008, 2 pages. Pdf file

  23. A.P.R. Eberle, G.M. Vélez-García, D.G. Baird, P. Wapperom, K.C. Ortman, The dynamic behavior of a concentrated non-Brownian glass fiber suspension in simple shear flow, Proceedings of the International Congress on Rheology, eds. A. Co, L. G. Leal, and A. J. Giacomin, American Institute of Physics, Melville, New York, 2008, p. 722-724. Pdf file

  24. G.M. Vélez-García, K.C. Ortman, A.P.R. Eberle, P. Wapperom, D.G. Baird, Simulation of orientation in injection molding of high aspect ratio particle thermoplastic composites, Proceedings of the International Congress on Rheology, eds. A. Co, L. G. Leal, and A. J. Giacomin, American Institute of Physics, Melville, New York, 2008, p. 42-44. Pdf file

  25. A.P.R. Eberle, G.M. Vélez, D.G. Baird, and P. Wapperom, Behavior of a concentrated polymeric suspension containing non-Brownian glass fibers in simple shear flow, Proceedings of the 66th Annual Technical Conference and Exhibition, SPE Antec 2008, 2008, p. 868-872. Pdf file

  26. A.P.R. Eberle, D.G. Baird, and P. Wapperom, Modeling the rheology and orientation distribution of short glass fibers suspended in polymeric fluids: simple shear flow, Proceedings of the 65th Annual Technical Conference and Exhibition, SPE Antec 2007, 2007, p. 2823-2827. Pdf file

  27. A.P.R. Eberle, D.G. Baird, and P. Wapperom, Modeling the transient rheology of a polypropylene melt reinforced with long and short glass fibers, Proceedings of the 64th Annual Technical Conference and Exhibition, SPE Antec 2006, 2006, p. 2315-2319. Pdf file

  28. P. Wapperom, Numerical simulation of transient flow of polymer melts, In: Proceedings of the Fifth National Congress on Theoretical and Applied Mechanics, Belgium, p. 123-126, 2000. Pdf file

  29. P. Wapperom and M.F. Webster, A study of finite volume methods for viscoelastic flow, In: Proceedings of the Fifth European Rheology Conference, eds. I. Imri and R. Cvelbar, Ljubljana, p. 371-372, Steinkopff Verlag, 1998. Pdf file



REPORTS
  1. P. Wapperom, The finite element/finite volume hybrid code (user manual), University of Wales Swansea, Swansea, United Kingdom, 1998.

  2. P. Wapperom, Nonisothermal flow of viscoelastic fluids (user manual), Delft University of Technology, Delft, Netherlands, 1996.

  3. P. Wapperom, A comparison between the numerical packages Sepran and Polyflow for a viscoelastic flow problem, MEAH report, Delft University of Technology, Delft, Netherlands, 1991.

  4. P. Wapperom, A 3D numerical coning simulation with local grid refinement (in Dutch), Master thesis and internal report at the Netherlands Organization for Applied Scientific Research TNO, Delft, Netherlands, 1990.