Papers & Publications by W. A. Gifford
- Gifford, W.A., “On the Three-Dimensional Modeling of Polymer Processes”, ANTEC Tech. Papers, 51, 2316 (2005).
- Gifford, W.A., “The Determination of the “Best” Viscosity Model for Shear Thinning Fluids from Capillary Rheology Experiments”, SPE ANTEC Tech. Papers, 50, 438 (2004).
- Gifford, W.A., “Compensating for Die Swell in Profile Die Design”, Polym. Eng. Sci., 43, 1657 (2003).
- Gifford, W.A. "The Use of Three-Dimensional Computation Fluid Dynamics in the Design of Profile Dies", PLASTICS INSIGHTS (Dearborn, Mich.: Society of Manufacturing Engineers, v2, n3, 2003).
- Gifford, W.A., “Compensating for Die Swell in Profile Die Design”, SPE ANTEC Tech. Papers, 49, 11 (2003).
- Gifford, W.A., “The Design of Profile Extrusion Dies Using 3-D Computational Fluid Dynamics”, Society of Rheology 74th Annual Meeting, Minneapolis, MN, October 13-17, 2002.
- Gifford, W.A., “The Use of Three-Dimensional Computational Fluid Dynamics in the Design of Profile Dies”, SPE ANTEC Tech. Papers, 48, 142 (2002).
- Gifford, W.A., “The Effect of Wall Slip on the Performance of Flat Extrusion Dies”, Polym. Eng. Sci., 41, 1886 (2001).
- Gifford, W.A., “The Effect of Wall Slip on the Performance of Flat Extrusion Dies”, SPE ANTEC Tech. Papers, 47, 49 (2001).
- Gifford, W.A., “A Three-Dimensional Analysis of Coextrusion in a Single Manifold Flat Die”, Polym. Eng. Sci., 40, 2095 (2000).
- Gifford, W.A., B.G. Higgins and S.F. Mase. “Internet-Assisted Design/Analysis of Coating Flows”, International Society of Coating Science and Technology Symposium, Scottsdale, AZ, Sept. 25-27, 2000.
- Gifford, W.A., “A Three-Dimensional Analysis of Coextrusion in a Single Manifold Flat Die”, SPE ANTEC Tech. Papers, 46, 71 (2000).
- Gifford, W.A., The Design of Flat Extrusion Dies and Feedblocks for Film and Sheet”, Extrusion Die Design course, University of Wisconsin, Milwaukee WI, Apr. 13 -14, 2000.
- Gifford, W.A. “The Design of Flat Extrusion Dies and Feedblocks”, SPE ANTEC Tech. Papers, 45, 262 (1999).
- Gifford, W.A., The Design of Flat Extrusion Dies and Feedblocks for Film and Sheet”, Extrusion Die Design course, University of Wisconsin, Milwaukee WI, Apr. 15 -16, 1999.
- Gifford, W.A., "A Three-Dimensional Analysis of the Effect of Die Body Deflection in the Design of Extrusion Dies", Polym. Eng. Sci., 38(10), 1729 (1998).
- Gifford, W.A. “The Design of Flat Extrusion Dies and Feedblocks”, Extrusion Technical Conference, Society of Plastics Engineers, Asheville NC, Oct. 12, 1998.
- Gifford, W.A., "The Design of Flat Dies and Coextrusion Feedblocks for Cast Film", Cast & Blown Film Technology for Packaging, University of Wisconsin, Milwaukee WI, Oct. 5 -7, 1998.
- Gifford, W.A., "A Three-Dimensional Analysis of the Effect of Die Body Deflection in the Design of Extrusion Dies", TAPPI Polymers, Laminations and Coatings Conference, San Francisco CA, Aug. 30 - Sept. 3, 1998.
- Gifford, W.A., "A Effect of Surface Tension on Extrudate Swell from Square and Rectangular Channels", Polym. Eng. Sci., 38(7), 1167 (1998).
- Gifford, W.A., "Take the Guesswork Out of Flat Die Design", Plastics Fair Cleveland '98 Conference, Cleveland OH, June 23-25, 1998.
- Gifford, W.A., "A Three-Dimensional Analysis of the Effect of Die Body Deflection in the Design of Extrusion Dies", SPE ANTEC Tech. Papers, 44, 290 (1998).
- Gifford, W.A., "Early Flow Tuning and New Manifold Design for Film and Sheeting Applications", Film & Sheet Conference '97, Somerset, NJ, Dec. 9-11, 1997.
- Gifford, W.A., "A Three-Dimensional Analysis of Coextrusion", SPE ANTEC Tech. Papers, 43, 356 (1997).
- Gifford, W.A., "The Use of Three-Dimensional Computational Fluid Dynamics in the Design of Extrusion Dies", J. Reinf. Plast. Compos., 16(7), 661 (1997).
- Gifford, W.A., "The Use of 3-D CFD in the Design of Flat Extrusion Dies and Coextrusion Feedblocks", CAE in Polymer Processing, Gordon Research Conference, Ventura CA , Feb 18, 1997.
- Gifford, W.A., "A Three-Dimensional Analysis of Coextrusion", Polym. Eng. Sci.,37, 315 (1997).
- Gifford, W.A., "The Design of Extrusion Dies and Coextrusion Feedblocks", Extrusion Coating, Cast & Blown Film Seminar, TAPPI, Birmingham UK, November 6 -7, 1996.
- Gifford, W.A., "The Design of Extrusion Dies and Coextrusion Blocks", Plasform '96 Conference, Chicago IL, June 11, 1996.
- Gifford, W.A., "The Use of Three-Dimensional Computational Fluid Dynamics in the Design of Extrusion Dies", SPE ANTEC Tech. Papers, 42, 253 (1996).
- Gifford, W.A., "A Three-Dimensional Finite Element Analysis of the Effect of Reynolds Number on Extrudate Swell of Newtonian Liquids from Dies", Handbook of Applied Polymer Processing Technology, Marcel Dekker, New York (1996).
- Gifford, W.A., "New Die Geometries", Plasform '95 Conference, Cleveland OH, June 13, 1995.
- Gifford, W.A., "A 3-D Analysis of the Flow and Heat Transfer in a Flat Plate Cooler", Dow Chemical Report (1994).
- Gifford, W.A., "The Characterization and Optimization of Shear Mixers", Dow Chemical R&D Report (1993).
- Gifford, W.A., "The Effect of Reynolds Number on Extrudate Swell of Newtonian Liquids from Square Dies", Can. J. Chem. Eng., 71, 161 (1993).
- Gifford, W.A., "The Effect of Reynolds Number on Extrudate Swell of Newtonian Liquids from Square Dies", Dow Chemical R&D Report (1991).
- Gifford, W.A. "Natural Convection in a Square Cavity without the Boussinesq Approximation", SPE ANTEC, Montreal, (1991).
- Gifford, W.A., "The Determination of the Best Shear-Dependent Viscosity Model from Capillary Rheometer Data", Dow Chemical R&D Report (1990).
- Gifford, W.A., "The Estimation of the Minimum Density of a Polystyrene Foam Using a Thermodynamic Model", Dow Chemical R&D Report (1989).
- Gifford, W.A., "The Determination of Foam Density from Solubility Data", Dow Chemical R&D Report (1988).
- Gifford, W.A., "A Finite Element Analysis of the Extruded Foam Process", Dow Chemical R&D Report (1988).
- Gifford, W.A., "Finite Element Solutions of Three-Dimensional Flows", Proceedings of the International User Conference & Exposition (Scottsdale AZ. Sept. 24-27, 1985), SDRC International, Milford OH.
- Gifford, W.A., "A Finite Element Analysis of Isothermal Fiber Forming", Phys. Fluids, 25, 219 (1982).
- Gifford, W.A., "A Finite Element Analysis of Non-Isothermal Fiber Forming", Owens-Corning Technical Report (1981).
- Gifford, W.A., "A Finite Element Analysis of Isothermal Fiber Forming", Owens-Corning Technical Report (1981).
- Gifford, W.A., "Cone Angle Restrictions in Isothermal Fiber Forming", Owens-Corning Technical Report (1980).
- Gifford, W.A. and L.E. Scriven, "Unexpected Stable, Asymmetric Shapes of Rotating Liquid Drops", Am. Phys. Soc., Notre Dame IN, November 19, 1979.
- Gifford, W.A. and L.E. Scriven, "The Shapes and Stability of Rotating Liquid Drops", Am. Phys. Soc., Washington D.C., April 24-27, 1978.
- Gifford, W.A., "The Effect of Contact Angle on Ring Tensiometry", J. Col. Int. Sci.,64, 588 (1978).
- Gifford, W.A., M.A. Stadtherr, and L.E. Scriven, "Efficient Solutions of Sparse Sets of Design Equations", Chem. Eng. Sci., 29, 1025 (1974).
- Gifford, W.A. and L.E. Scriven, "On the Attraction of Floating Particles", Chem. Eng. Sci., 26, 287 (1971).