Park, C.B. and Suh N.P., “Rapid Heating for Microcellular Nucleation,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Vol. 38, pp. 1513 1518, 1992.

Park, C. B. and Suh, N.P., “Extrusion of Microcellular Filament: a Case Study of Axiomatic Design,” American Society of Mechanical Engineers, Materials Division (Publication) MD, Vol. 38, pp. 69-91, 1992.

Suh, N.P., Baldwin, D.F., Cha, S.W., Park, C.B., Ota, T., Yang, J. and Shimbo, M., “Synthesis and Analysis of Gas/Polymer Solutions for Ultra Microcellular Plastics Production,” Proceedings of the 1993 NSF Design and Manufacturing Systems Conference, pp. 315 326, Charlotte, North Carolina, 1993.

Park, C.B. and Suh, N.P., “Extrusion of Microcellular Polymers Using a Rapid Pressure Drop Device,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Vol. 39, pp. 1818-1822, 1993.

Park, C.B., Baldwin, D.F. and Suh, N.P., “Cell Nucleation by Rapid Pressure Drop in Continuous Processing of Microcellular Plastics,” American Society of Mechanical Engineers, Materials Division (Publication) MD, Vol. 46, pp. 537-552, 1993.

Baldwin, D.F., Park, C.B. and Suh, N.P., “A Comparison of the Microcellular Processing of Semi-Crystalline and Amorphous Poly(ethylene Terephthalate),” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Vol. 40, pp. 1951-1958, 1994.

Park, C.B., Baldwin, D.F. and Suh, N.P., “Formation and Application of Polymer/Gas Mixtures in Continuous Processing of Microcellular Polymers,” American Society of Mechanical Engineers, Materials Division (Publication) MD, Vol. 53, pp. 109-124, 1994.

Baldwin, D.F., Park, C.B. and Suh, N.P., “A Processing System for the Extrusion of Microcellular Polymer Sheets: Shaping and Cell Growth Control,” American Society of Mechanical Engineers, Materials Division (Publication) MD, Vol. 53, pp. 85-107, 1994.

Matuana-Malanda, L., Park, C.B. and Balatinecz, J.J., “Characterization of Microcellular PVC/Wood-Fiber Composites,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Vol. 41, pp. 2394-2399, 1995.

Doroudiani, S., Park, C.B., Kortschot, M.T. and Cheung, L.K., “Effect of Morphology on Microcellular Foaming of Semi-Crystalline Polymers,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Vol. 41, pp. 2183-2188, 1995.

Baldwin, D.F., Park, C.B. and Suh, N.P., “An Axiomatic Approach to the Design of a Continuous Microcellular Polymer Processing System II: Shaping and Cell Growth Control,” American Society of Mechanical Engineers, Manufacturing Engineering Division, MED, Proceedings of the 1995 ASME, Vol. 1, pp. 267-277, San Francisco, CA, Nov 12-17, 1995.

(Best 5 Technical Papers) Matuana-Malanda, L., Park, C.B. and Balatinecz, J.J., “Production of Microcellular Foamed PVC/Wood-Fiber Composites: Processing and Cell Morphology Relationship,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Vol. 42, pp. 1900-1907, 1996.

Doroudiani, S., Park, C.B. and Kortschot, M.T., “Characterization of Microcellular Foamed HDPE/PP Blends,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Vol. 42, pp. 1914-1919, 1996.

Cheung, L.K., Park, C.B. and Behravesh, A.H., “Effect of Branched Structure on the Cell Morphology of Extruded Polypropylene Foams I: Cell Nucleation,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Vol. 42, pp. 1941-1947, 1996.

Behravesh, A.H., Park, C.B., Cheung, L.K. and Venter, R.D., “Extrusion of Polypropylene Foams with Hydrocerol and Isopentane,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Vol. 42, pp. 1862-1867, 1996.

Mulrooney, J.L., Park, C.B. and Fenton, R.G., “Microcellular Foaming of Poly(methyl methacrylate) with Water: A Preliminary Investigation,” CSME, 13th Symposium on Engineering Applications of Mechanics: Manufacturing Science and Engineering, pp. 93-99, 1996.

Zak, G., Chan, A.Y.F., Park, C.B., James, D.F. and Benhabib, B., “Rapid Layered Manufacturing of Short-Fiber-Reinforced Parts: Investigation of the Material Properties,” CSME, 13th Symposium on Engineering Applications of Mechanics: Manufacturing Science and Engineering, pp. 458-464, 1996.

Behravesh, A.H., Park, C.B., Pan, M. and Venter, R.D., “Effective Suppression of Cell Coalescence during Shaping in the Extrusion of Microcellular HIPS Foams,” 212th National ACS Meeting, Polymer Preprints, Vol. 37, pp. 767-768, 1996.

Zak, G., Sela, N.M., Park, C.B. and Benhabib, B., “A Stereolithography Method for the Rapid Manufacture of Glass-Fiber-Reinforced Composites,” American Society of Mechanical Engineers, Design for Manufacturing and Assembly, DE, Vol. 89, pp. 29-36, Atlanta, Georgia, November 17-22, 1996.

Behravesh, A.H., Park, C.B. and Venter, R.D., “Extrusion of Low-Density, Microcellular HIPS Foams Using CO₂,” American Society of Mechanical Engineers, Materials Division (Publication) MD, Vol. 76, pp. 47-64, Atlanta, Georgia, November 1996.

Cheung, L.K. and Park, C.B., “Effect of Talc on the Cell-Population Density of Extruded Polypropylene Foams,” American Society of Mechanical Engineers, Materials Division (Publication) MD, Vol. 76, pp. 81-103, Atlanta, Georgia, November 1996.

Matuana, L.M., Park, C.B. and Balatinecz, J.J., “Effect of Cell Morphology on the Properties of Microcellular Foamed PVC/Wood-Fiber Composites,” American Society of Mechanical Engineers, Materials Division (Publication) MD, Vol. 76, pp. 1-16, Atlanta, Georgia, November 1996.

(Best 5 Technical Papers) Lee, M., Park, C.B. and Tzoganakis, C., “On-Line Measurement of PS/CO₂ Solution Viscosities,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Vol. 43, pp. 1991-1995, 1997.

Doroudiani, S., Kortschot, M.T. and Park, C.B., “Structure and Mechanical Properties Study of Foamed Wood-Fiber/Polyethylene Composites,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Vol. 43, pp. 2046-2050, 1997.

Matuana, L.M., Balatinecz, J.J. and Park, C.B., “Influence of Plasticizer on the Melt Flow and Mechanical Properties of PVC/Newsprint-Fiber Composites,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Vol. 43, pp. 3580-3585, 1997.

(Best Thesis Paper Award) Matuana, L.M., Balatinecz, J.J. and Park, C.B., “Evaluation of Adhesion between PVC and Surface-Treated Wood Veneer Laminates,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Vol. 43, pp. 3568-3573, 1997.

(Invited) Park, C.B., Pan, M. and Yeung, A.K., “Microcellular Processing of Low-Density PS Foams in Extrusion,” Cellular Polymers IV, Paper 13, pp. 1-5, 1997.

Liu, G., Park, C.B. and Lefas, J.A., “Rotational Molding of Low-Density LLDPE Foams,” American Society of Mechanical Engineers, Materials Division (Publication) MD, Vol. 79, pp. 33-49, Dallas, Texas, November 1997.

Zak, G., Sela, N.M., Park, C.B. and Benhabib, B., “A Layered-Manufacturing Process for the Fabrication of Glass-Fiber-Reinforced Composites,” The 8th Solid Freeform Fabrication Symposium, pp. 17-24 1997.

Lee, M., Park, C.B. and Tzoganakis, C., “Modeling of PS/Supercritical CO₂ Solution Viscosities,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Vol. 44, pp. 1902-1906, 1998.

Lee, M., Tzoganakis, C. and Park, C.B., “Effects of Supercritical Carbon Dioxide on PE/PS Blend Viscosity and Morphology,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Vol. 44, pp. 2570-2574, 1998.

Matuana, L.M., Park, C.B. and Balatinecz, J.J., “Characterization of Microcellular Foamed Plastic/Cellulosic Fiber Composites,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Vol. 44, pp. 1968-1974, 1998.

Matuana, L.M., Woodhams, R.T., Park, C.B. and Balatinecz, J.J., “Influence of Interfacial Interactions on the Properties of PVC/Cellulosic Fiber Composites,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Vol. 44, pp. 3313-3318, 1998.

Liu, G., Park, C.B. and Lefas, J.A., “Rotational Molding of Low-Density LLDPE Foams,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Vol. 44, pp. 1822-1831, 1998.

Behravesh, A.H., Park, C.B. and Venter, R.D., “Approach to the Production of Low-Density, Microcellular Foams In Extrusion,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Vol. 44, pp. 1958-1967, 1998.

Park, C.B., Behravesh, A.H. and Venter, R.D., “Challenge to the Production of Low-Density, Fine-Cell HDPE Foams,” FoamPlas ’98, pp.259-276, 1998.

Yevko, V., Zak, G., Park, C.B., Coyle, T. and Benhabib, B., “Laser-Beam Fusion of Predeposited Metal for Layered Manufacturing – Modeling, Simulation, and Experiment,” American Society of Mechanical Engineers, Design Engineering Division (Publication) DE, Paper # DAC5564, Atlanta, Georgia, September 1998.

(Invited) Matuana, L.M. and Park, C.B., “Effects of Additives and Compatibilizing Agents on the Processability and Performance of PVC/Wood-Fiber Composites,” Third International Conference Compounding ’98: Advances in Plastics Compounding for Performance and Profit, Paper# 9, 1998.

Pop-Iliev, R., Liu, G., Liu, F., Park, C.B., D’Uva, S. and Lefas, J.A., “Comparison of Dry Blending-Based and Melt Compounding-Based Rotomolding Techniques for LLDPE Foams,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Vol. 45, pp. 1457-1467, 1999.

Park, S., Park, C.B., Ladin, D., Naguib, H.E. and Tzoganakis, C., “On-Line Measurement of Polymer Melt Specific Volume Using a Gear Pump,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Vol. 45, pp. 2471-2478, 1999.

(Best 5 Technical Papers) Rizvi, G., Matuana, L.M. and Park, C.B., “Foaming of PS/Wood-Fiber Composites Using Moisture as a Blowing Agent,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Vol. 45, pp. 2040-2048, 1999.

Lee, M., Tzoganakis, C. and Park, C.B., “Extrusion of PE/PS Blends with Supercritical CO₂ in a Twin-Screw Extruder and a Twin/Single Tandem System,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Vol. 45, pp. 2806-2810, 1999.

Lee, M., Park, C.B., Tzoganakis, C. and Naguib, H.E., “Comparison of Various Viscosity Models for PS/CO₂ Solutions,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Vol. 45, pp. 1241-1426, 1999.

Rizvi, G., Zhang, H. and Park, C.B., “Fine-Celled Foaming of PS/Wood-Fiber Composites,” 5th International Conference on Woodfiber-Plastic Composites, Madison, Wisconsin, 1999.

(Invited) Pop-Iliev, R., Liu, G., Liu, F., Park, C.B., D’Uva, D. and Lefas, J.A., “Rotational Foam Molding of Polyethylene and Polypropylene,” SPE, RETEC, Innovations in Rotational Molding in the Year 2000 and Beyond, pp. 95-104, Strongsville, Ohio, June 1999.

Lee, M., Tzoganakis, C. and Park, C.B., “Morphology of PS/LDPE/Supercritical CO₂ Blends in a Tandem Extrusion System,” Polymer Processing Society, 15th Annual Meeting, ‘S-Hertogenbosch, Netherlands, June 1999.

Zak, G., Park, C.B. and Benhabib, B., “Mechanical Properties of Short-fibre Layered Composites,” 8th European Conference on Rapid Prototyping & Manufacturing, Nottingham, UK, July 6-8, 1999.

Park, C.B., Liu., Y. and Naguib, H.E., “Challenge to Forty-Fold Expansion of Biodegradable Polyester Foams Using Carbon Dioxide as a Blowing Agent,” Foams ’99, pp. 35-51, Parsippany, NJ, October 1999.

Lee, M., Tzoganakis, C. and Park, C.B., “Extrusion of Polymer Blends in the Presence of Supercritical CO₂,” Polyblends 99, pp. 381-389, Boucherville, Quebec, October 13-15.

Pop-Iliev, R., Park, C.B., Liu, G. and Liu, F., “Control of the Melt Strength of Polypropylene in Rotational Foam Molding,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Vol. 46, pp. 1986-1907, 2000.

Pop-Iliev, R. and Park, C.B. “Processing of Polypropylene Foams in Melt Compounding-based Rotational Foam Molding,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Vol. 46, pp. 1314-1325, 2000.

Park, S.S., Park, C.B., Ladin, D., Naguib, H.E. and Tzoganakis, C., “Development of a Dilatometer for Measurement of the PVT Properties of a Polymer/CO2 Soution Using a Foaming Extruder and a Gear Pump,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Vol. 46, pp. 1978-1986, 2000.

Ladin, D., Park, C.B., Park, S.S. and Naguib, H.E., “Measurements and Modeling of Rheological Properties of Biodegradable PBS/CO2 Solutions,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Vol. 46, pp. 1955-1975, 2000.

Naguib, H.E., Song, S.-W., Park, C.B. and Byon, Y.J., “Effect of Supercritical CO₂ and N₂ on the Crystallization of Linear and Branched Propylene Resins Filled with Foaming Agents,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Vol. 46, pp. 1867-1873, 2000.

Naguib, H.E. and Park, C.B., “A Study of Melt Fracture of Linear and Branched Propylene/Butane Solutions with Additives,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Vol. 46, pp. 1025-1031, 2000.

Pop-Iliev, R. and Park, C.B., “Sintering and its Relationship to Chemical Blowing Agent Decomposition in Rotational Foam Molding of Polypropylene,” FoamPlas 2000, Chicago, Illinois, pp. 103-125, 2000.

Haberer, M., Zak, G., Park, C.B., Paraschivoiu, M. and Benhabib, B., “Slot-Coating for Rapid Manufacturing of Fibre-Reinforced Parts,” 11th Annual Solid Freeform Fabrication Symposium, Texas, August 7-9, 2000.

Naguib, H.E. and Park, C.B., “Challenge to the Production of Low-Density Propylene Foams in Extrusion,” Foams 2000, pp. 149-161, 2000.

Rizvi, G.M. and Park, C.B., “ A Novel Design for Producing Fine-Celled Foams of Plastic/Wood-Fiber Composites,” American Society of Mechanical Engineers, Materials Division (Publication) MD, Vol. 91, pp. 83-90, 2000.

(invited) Pop-Iliev, R., Rizvi, G.M. and Park, C.B., “Compounding-Based Rotational Foam Molding of Polyolefin Foams,” Blowing Agents and Foaming Processes, Paper #4, 11 pages, 2001.

Naguib, H.E., Park, C.B., Hesse, A., Panzer, U. and Reichelt, N., “Strategies for Achieving Fine-celled Low-Density PP Foams,” Blowing Agents and Foaming Processes 2001, Paper #7, 9 pages, 2001.

Naguib, H.E., Xu, J.X., Park, C.B., Hesse, A., Panzer, U. and Reichelt, N., “Effects of Blending of Branched and Linear Polypropylene Materials on the Foamability,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Vol. 47, pp. 1623-1630, 2001.

Naguib, H.E., Richards, E.V., Pop-Iliev, R., Xu, X. and Park, C.B., “Measurement of the Swelling of Propylene Melts with Dissolved Butane,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Vol. 47, pp. 1537-1546, 2001.

Pop-Iliev, R., Rizvi, G.M. and Park, C.B., “Formulating Foamable Resins for Achieving a Given Volume Expansion Ratio in Rotational Foam Molding,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Vol. 47, pp. 1598-1613, 2001.

Pop-Iliev, R., Rizvi, G.M. and Park, C.B., “Importance of Timely Polymer Sintering Versus Blowing Agent Decomposition in Rotational Foam Molding of Polypropylene,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Vol. 47, pp. 1312-1316, 2001.

Zhang, H., Rizvi, G.M., Lin, W.S., Guo, G. and Park, C.B., “Development of an Extrusion System for Fine-Celled Foaming of Wood-Fiber Composites Using a Physical Blowing Agent,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Vol. 47, pp. 1746-1758, 2001.

Rizvi, G.M. and Park, C.B., “Production of Fine-Celled HDPE/Wood-Fiber Composite Foams Using an Innovative System Design,” PPS-17, Montreal, Quebec, May 2001.

Naguib, H.E., Xu, X., Richards, E.V. and Park, C.B., “Measurement of the PVT Properties of Propylene/Butane Solutions,” PPS-17, Montreal, Quebec, May 2001.

Park, C.B., Pop-Iliev, R., De Torre, P., Di Geronimo, F., Pereira, J. and S.S. Park, “Introducing a CAD/CAM Laboratory to Support an Undergraduate Course in Manufacturing Engineering,” 12th Canadian Conference on Engineering Education (C2E2), Victoria, Vancouver, pp. 201-206, August 2001.

Haberer, M., Zak, G., Park, C.B., Paraschvoiu, M. and Benhabib, B., “Fluid Mechanics of Slot Coating in Layered Manufacturing,” Proceedings of the ASME Design Engineering Technical Conference and Computers and Information in Engineering Conference, Vol. 2, pp. 1329-1339, September 9-12, 2001.

Haberer, M., Zak, G., Park, C.B. and Benhabib, B., “Layered Composites Manufacturing: Design of a Layer Formation System“, Canadian Society for Mechanical Engineering, International Conference on Multidisciplinary Design Engineering (MDE), Montreal, November 21-22, 2001.

Rizvi, G.M., Lin, W.S., Guo, G., Pop-Iliev, R. and Park, C.B., “Role of Moisture in Degradation of the Cell Morphology of Plastic/Wood-Fiber Composite Foams” SPE Topical Conference, pp. 35-49, Montreal, December 2001.

Xu, X., Xu, D., Chen, W., Pop-Iliev, R. and Park, C.B., “Effects of the Die Geometry on Cell Nucleation of PS Foams Blown with CO₂,” SPE Topical Conference, pp. 89-103, Montreal, December 2001.

Pop-Iliev, R. and Park, C.B., “Single-Step Rotational Foam Molding of Skin-Surrounded Polyethylene Foams,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, 2002.

Xu, X., Park, C.B., Xu, D. and Pop-Iliev, R., “Effects of the Die Geometry on Cell Nucleation of PS Foams Blown with CO₂,” CSME Forum 2002, Kingston, Ontario, May 21-24, 2002.

Naguib, H.E., Park, C.B., Wang, J., Mukhopadhyay, A.K. and Reichelt, N., “Effect of Recycling on the Rheological Properties and Foaming Behaviors of Branched PP,” 4^th Blowing Agents and Foaming Processes, Paper 20, pp. 213-226, 2002.

Xu, X., Park, C.B., Xu, D. and Pop-Iliev, R., “Effects of the Die Geometry on Cell Nucleation of PS Foams Blown with CO₂,” 4^th Blowing Agents and Foaming Processes, Paper #4, pp. 39-55, 2002.

Pop-Iliev, R., Park, C.B. and D’Uva, S., “Importance of Processing Temperature Control in Single-Step Rotational Molding of Skin-Surrounded Polyolefin Foams,” SPE RETEC, Cleveland, Ohio, June 9-11, 2002.

Pop-Iliev, R., Park, C.B. and Lee, K.H., “The Potentials for Processing Metallocene Polyethylene Grades in Rotational Molding,” PPS-18, Guimaraes, Portugal, June 2002.

Rizvi, G.M., Lin, W.S., Park, C.B. and Guo, G., “Volatile Emissions From Wood-Fiber in Extrusion of Plastic/Wood-Fiber Composite,” PPS-18, Guimaraes, Portugal, June 2002.

Xu, X., Park, C.B., Xu, D. and Moulinie, P., “PVT Data Modeling of PS/CO2 Mixtures Using Lattice-Hole Theory,” PPS-18, Guimaraes, Portugal, June 2002.

Guo, G., Rizvi, G.M., Park, C.B. and Lin, W.S., “Critical Processing Temperature in Manufacture of Fine-Celled Plastic/Wood-Fiber Composite Foams,” Foams 2002, pp. 153-162, 2002.

Naguib, H.E., Park, C.B., Yoon, E. and Reichelt, N., “Fundamental Foaming Mechanisms Governing Volume Expansion of Extruded PP Foams,” Foams 2002, pp. 133-139, 2002.

Pop-Iliev, R., Xu, D. and Park, C.B., “Manufacturability of Fine-Celled Cellular Structures in Rotational Foam Molding,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #610, 2003.

Naguib, H.E., Park, C.B., Lee, P.C., Xu, D., and Reichelt, N., “Effect of Talc Content on the Volume Expansion Behavior of Extruded PP Foams,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #796, pp. 1817-1822, 2003.

Rizvi, G.M., Park, C.B., Guo, G. and Wang, K., “Effects of CBA on Extrusion Processing of Foamed Plastic/Wood-Fiber Composites,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #1041, 2003.

Xu, X. and Park, C.B., “Effects of the Die Geometry on the Expansion Ratio of Polystyrene Foams Blown with CO₂,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #1058, 2003.

Park, C.B., Xu, X. and Zhu, X., “The Fundamentals of Microcellular Foaming in Injection Molding,” NRC Workshop, Advanced Manufacturing Technologies for the Automotive Industry, London, Ontario, May 13-14, 2003.

Rizvi, G.M., Guo, G., Wang, K.H. and Park, C.B., “Critical Processing Starategies for Making Fine-celled WF Composites for Automotive Applications,” 7th Woodfibre Conference, University of Wisconsin, Madison, Wisconsin, May 2003.

Reichelt, N., Stadlbauer, M., Folland, R., Wang, J. and Park, C.B., “PP-Blends with Tailored Foamability and Mechanical Properties,” 5th Blowing Agents and Foaming Processes, Munich, Germany, May 19-20, 2003.

Guo, Q., Park, C.B., Xu, X. and Wang, J., “Comparison of the Occupied Volumes and Fractional Free Volumes Derived from the Equations of State (EOS) and the Doolittle Equation,” PPS-19, Melbourne, Australia, July 7-10, 2003.

(Keynote paper) Padareva, V., Park, C.B., Lee, P.C. and Naguib, H.E., “Extruded Open-Celled LDPE-Based Foams Using Non-Homogeneous Melt Structure,” PPS-19, Melbourne, Australia, July 7-10, 2003.

Naguib, H.E., Wang, J., Park, C.B., Mukhopadhyay, A. and Reichelt, N., “Effect of Recycling on the MW, Rheological Properties, and Foaming Behaviors of Branched PP,” PPS-19, Melbourne, Australia, July 7-10, 2003.

(Keynote paper) Park, C.B., Xu, X. and Xu, D., “Cell Nucleation and Expanding Behaviors of Extruded PS Foams Blown with scCO₂,” Polymer-Supercritical Fluid Systems and Foams, Tokyo, Japan, December 4-5, 2003.

Stadlbauer, M., Reichelt, N., Folland, R., Park, C.B. and Lorenz, J., “Tailoring Mechanical Properties and Foamability of Blends of Branched and Linear Polypropylenes,” Polymer-Supercritical Fluid Systems and Foams, Tokyo, Japan, December 4-5, 2003.

Park, C.B., Padareva, V., Lee, P.C. and Naguib, H.E., “Extruded Open-Celled LDPE-based Foams Using scCO₂,” Polymer-Supercritical Fluid Systems and Foams, Tokyo, Japan, December 4-5, 2003.

Lee, J.W.S., Wang, K.H. and Park, C.B., “Challenge to the Manufacture of Low-Density Microcellular Polycarbonate Foams Using CO₂,” Polymer-Supercritical Fluid Systems and Foams, Tokyo, Japan, December 4-5, 2003.

Guo, G., Wang, K.H., Park, C.B., Kim, Y.S, and Li, G., “Effects of Nano-Particles on Cell Morphology and Foam Exansion in Extrusion Foaming of Nano/mPE/Wood-Fiber Composites,” 8th Woodfibre Conference, Toronto, Ontario, May 10-11, 2004.

Guo, G., Wang, K.H., Rizvi, G.M., Kim, Y.S., and Park, C.B., “Effects of Wood-Fiber Content on Cell Morphology of mPE/Wood-Fiber Composite Foams,” 8th Woodfibre Conference, Toronto, Ontario, May 10-11, 2004.

Guo, G., Wang, K.H., Kim, Y.S., Rizvi, G.M., and Park, C.B., “Extrusion of Fine-Celled HDPE/Wood-fiber Composite Foams Using N₂ Injection,” 8th Woodfibre Conference, Toronto, Ontario, May 10-11, 2004.

Xu, D., Pop-Iliev, R., Park, C.B., Fenton, R.G. and Jiang, H., “Fundamental Study of CBA-Blown Bubble Growth and Collapse Under Atmospheric Pressure,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #276, May 16-19, 2004.

Li, G., Wang, J., Park, C.B., Moulinie, P. and Simha, R., “Comparison of SS-Based and SL-Based Estimation of Gas Solubility,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #421, May 16-19, 2004.

Xu, X., Xu, D. and Park, C.B., “Effects of CO₂ Content on the Expansion Behaviors of PS Foams,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #450, May 16-19, 2004.

Guo, Q., Wang, J., Park, C.B. and Ohshima, M., “Design of a Foaming Simulation System with a High Pressure Drop Rate,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #510, May 16-19, 2004.

Guo, G., Wang, K.H., Park, C.B., Kim, Y.S, and Li, G., “Effects of Nano-Particles on Density Reduction and Cell Morphology of Extruded mPE/Wood-fiber/Nano Composites,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #520, May 16-19, 2004.

Lee, P.C., Naguib, H.E., Park, C.B. and Wang, J., “Increase of Open-Cell Content by Plasticizing the Soft Regions with a Secondary Blowing Agent,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #521, May 16-19, 2004.

Pop-Iliev, P. and Park, C.B., “Rotofoamability of Polyolefin Resins,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #796, May 16-19, 2004.

Kim, Y.S., Guo, G., Wang, K.H., Park, C.B. and Maine, F.W., “Processing/Structure/Property Relationships for Artificial Wood Made from Stretched PP/Wood-fiber Composites,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #809, May 16-19, 2004.

Wang, K.H., Lee, Y.H. and Park, C.B., “Optimum Content of Clay for Microcellular LDPE/Clay Nanocomposite Foams Blown with CO₂,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #879, May 16-19, 2004.

Lee, J.W.S., Wang, K.H. and Park, C.B., “Challenge to Manufacture of Low-Density Microcellular Polycarbonate Foams Using CO₂,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #895, May 16-19, 2004.

Lee, K.-H., Pop-Iliev, R. and Park, C.B., “Processing Strategies for Rotational Molding of Integral Skin Polyolefin Foams,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #904, May 16-19, 2004.

Carter, R., Wang, J., Lee, P.C. and Park, C.B., “Continuous Foam Extrusion of Rigid-Rod Polyphenylenes,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #1316, May 16-19, 2004.

Guo, G., Wang, K.H., Park, C.B., Kim, Y.S. and Li, G., “Manufacture of Nano/mPE/Wood-Fiber Composite Foams in Extrusion,” CSME Forum 2004, London, Ontario, June 1-4, 2004.

Kim, Y.S., Guo, G., Wang, K.H., Park, C.B. and Maine, F.W., “Processing/Structure/Property Relationships of Stretched PP/Wood-fiber Composites,” CSME Forum 2004, London, Ontario, June 1-4, 2004.

Pop-Iliev, R., Park, C.B. and D’Uva, S., “The Role of Temperature Control in Rotational Foam Molding of Integral Skin Polyolefin Foams,” CSME Forum 2004, London, Ontario, June 1-4, 2004.

Honarmandi, P., Kamran, B., Zu, J.W., and Park, C.B., “Fatigue Life Improvement of Bolt-Nut Joint Using Axiomatic Design and FEM Approach,” CSME Forum 2004, London, Ontario, June 1-4, 2004.

Guo, G., Wang, K.H., Rizvi, G.M., Kim, Y.S. and Park, C.B., “Effects of Wood-Fiber Content on the Density and Morphology of mPE/Wood-fiber Composites,” PPS-20, Paper #105, Akron, Ohio, June 20-24, 2004.

(Keynote paper) Li, G., Wang, J., Park, C.B., and Simha R., “Challenge to Measurement of The Solubility of CO₂ In Polycarbonates,” PPS20-Polymer Processing Society 20th Annual Meeting, Paper # 109, Akron, Ohio, June 20-24, 2004.

Lee, P.C., Wang, J. and Park, C.B., “Extrusion of Microcellular Open-Cell LDPE-Based Sheet Foams,” PPS-20, Paper #110, Akron, Ohio, June 20-24, 2004.

Park, H., Chen, P., Park, C.B. and Tzoganakis, C., “Surface Tension of Polystyrene Melts in Supercritical Carbon Dioxide,” PPS-20, Paper #117, Akron, Ohio, June 20-24, 2004.

Fang, M., Chandra, S. and Park, C.B., “Remelting and Coalescence of Molten Metal Droplets Deposited on a Plate,” Proceedings of the ASME Heat Transfer Fluids Engineering Summer Conference 2004, HT/FED, Vol. 3, pp.939-944, Charlotte, North Carolina, July 11-15, 2004.

Kim, Y.S., Guo, G., Wang, K.H., Park, C.B. and Maine, F.W., “Processing/Structure/Property Relationships for Artificial Wood Made from Stretched PP/Wood-fiber Composites,” Wood-Plastic Composites 2004, Vienna, Austria, September 14-16, 2004.

Kim, Y.S., Guo, G., Wang, K.H. and Park, C.B., “The Effects of a Coupling Agent on the Structure and on the Property of Stretched PP/Wood-fiber Composites-Based Artificial Wood,” Foams 2004, pp. 25-42, Wilmington, Delaware, October 5-6, 2004.

Li, G. Wang, J., Li, G.Y., Park, C.B. and Simha, R., “Measurements of Gas Solubility for PP/Blowing-Agent Mixtures,” Foams 2004, pp. 219-235, Wilmington, Delaware, October 5-6, 2004.

Kim, Y-W., Kim, S-H., Park, C.B., and Kim, H.D., “Processing and Mechanical Properties of Microcellular Ceramics,” EnCera04, Osaka, Japan, October 31-Nov 3, 2004.

Guo, G., Lee, Y.H., Park, C.B., Kim, Y.S, and Sain, M. “Flame Retarding Effects of Nano-Clay on Wood-fiber Composites,” Natural Fiber and Wood Composites 2004, New Orleans, Louisiana, December 8-10, 2004.

Lee, Y.H., Park, C.B., and Kontopoulou, M., “Effects of Clay Dispersion on the Mechanical Properties, Flammability and Foam Morphology of Polyethylene/Clay Nanocomposites,” Polyolefins 2005, Vol. 1, pp. 140-145, Houston, TX, Feb 27-Mar 2, 2005.

Zheng, W.G., Lee, Y.H. and Park, C.B., “The Effects of Nano-Clay on Extrusion Microcellular Foaming of Nylon,” SAE Technical Papers, 05M-109, Detroit, Michigan, April 11-14, 2005.

Li, G., Wang, J., Park, C.B., and Simha, R., “Measurements of Gas Solubility for PP/Blowing-Agent Mixtures,” SAE Technical Papers, 05M-192, Detroit, Michigan, April 11-14, 2005.

Li, Y.G., Wang, J., and Park, C.B., “Measurement of Swelling for PP/Gas Mixtures,” SAE Technical Papers, 05M-199, Detroit, Michigan, April 11-14, 2005.

Guo, G., Lee, Y.H., Rizvi, G. M. and Park, C.B., “PBA-Based Extrusion Foaming of HDPE/Wood-Fiber Composites,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #102038, Boston, Massachusetts, May 1-4, 2005.

Guo, Q., Xu, D., Chang, S.S.Y., Wang, J., Park, C.B., and Fenton, R.,”Study of CBA-Blown Bubble Nucleation and Life Span Under High Pressure Gas Environment,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #102029, Boston, Massachusetts, May 1-4, 2005.

Kim, S.G., Kang, B.S. and Park, C.B., “Foamability of Thermoplastic Vulcanizate (TPV) Blown with Carbon Dioxide (CO₂) and Nitrogen (N₂),” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #102062, Boston, Massachusetts, May 1-4, 2005.

Lee, P.C., Wang, J. and Park, C.B., “Extruded Open-Cell Foams Using Two Semi-Crystalline Polymers with Different Crystallization Temperatures,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #101217, Boston, Massachusetts, May 1-4, 2005.

Lee, Y. H., Park, C.B., Wang, K.H. and Lee, M.H., “HDPE/Clay Nanocomposite Foams Blown with Supercritical CO₂,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #102100, Boston, Massachusetts, May 1-4, 2005.

Lee, Y.H., Zheng, W.G., Park, C.B. and Kontopoulou, M., “Effects of Clay Dispersion on the Mechanical Properties and Flammability of Polyethylene/Clay Nanocomposites,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #102105, Boston, Massachusetts, May 1-4, 2005.

Leung, S.N., Park, C.B. and Li, H., “Evaluation of Classical Nucleation Theory Using Visualization Data,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #101506, Boston, Massachusetts, May 1-4, 2005.

Li, G., Li, H., Wang, J. and Park, C.B., “The Solubilities of CO₂ in Polypropylene: Comparison of Various EOS Models,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #101993, Boston, Massachusetts, May 1-4, 2005.

Li, H., Li, G., Leung, S.N. and Park, C.B, “The Consequences of Approximating the Classical Nucleation Theory in Simulation of Polymer Foaming Processes,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #101327, Boston, Massachusetts, May 1-4, 2005.

Li, Y.G., Li, H.B., Wang, J., Park, C.B., Park, H.S. and Chen, P., “Measurement of Swollen Volume of Polymer Melt Due to Gas Dissolution,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #102060, Boston, Massachusetts, May 1-4, 2005.

Pop-Iliev, R., Lee, K.-H. and Park, C.B., “Manufacture of Integral Skin PP Foam Composites in Rotational Molding,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #102074, Boston, Massachusetts, May 1-4, 2005.

(invited) Rizvi, G.M., Guo, G., Kim, Y.S, and Park, C.B., “Critical Issues in Extrusion Foaming of Plastic/Woodfiber Composites,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, May 1-5, 2005.

Wang, J., Lee, P.C. and Park, C.B., “Initial Expansion Behavior of Butane-Blown LDPE Foam at Extrusion Die Exit,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #101861, Boston, Massachusetts, May 1-4, 2005.

Xu, D., Park, C.B. and Fenton, R.G., “Strategies for the Manufacture of Low-Density, Fine-Celled PBS Sheet Foams Blown with CO₂ Using an Annular Die,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #101179, Boston, Massachusetts, May 1-4, 2005.

Zheng, W. and Park, C.B., “Clay Exfoliation and Content Effect on Nylon Nanocomposite Foams,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #100839, Boston, Massachusetts, May 1-4, 2005.

Zhu, Z., Xu, D., Park, C.B., and Fenton, R., “Finite Element Analysis of Cell Coarsening in Polymer Foaming,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #102110, Boston, Massachusetts, May 1-4, 2005.

Xu, D., Park, C.B. and Fenton, R.G., “Effects of the Convergent-Filamentary Die Geometry on Volume Expansion of PS Foams Blown with CO₂,” 7^th Blowing Agents and Foaming Processes, Stuttgart, Germany, May 10-11, 2005.

Guo, G., Rizvi, G.M, Park, C.B., and Lee, Y.H., “Effects of Woodfiber Grade on Plastic/Wood-fiber Composites with CO₂ Injection,” 8th Woodfibre Conference, Madison, Wisconsin, May 23-25, 2005.

(keynote lecture) Leung, S.N., Li, H. and Park, C.B., “Numerical Simulation of Cell Nucleation in Polymer Foaming Using a Modified Classical Nucleation Theory,” PPS-21, Paper # 3824, Leipzig, Germany, June 19-23, 2005.

Xu, D., Park, C.B. and Fenton, R.G., “Manufacturing of Low-density, Fine-celled PBS Sheet Foams Blown with CO₂ Using an Annular Die,” PPS-21, Paper #194, Leipzig, Germany, June 19-23, 2005.

Guo, G., Rizvi, G.M., Park, C.B. and Lee, Y.H., “Extrusion Foaming of Woodfiber/Plastic Composites with Gas Injection,” PPS-21, Paper #3761, Leipzig, Germany, June 19-23, 2005.

Zhu Z., Xu D., Park, C.B. and Fenton, R.G. “Numerical Modeling of Contraction of Extruded Foam Sheet,” PPS2005, Paper #3838, Leipzig, Germany, June 19-23, 2005.

Guo, G., Rizvi, G.M., Lee, Y.H. and Park, C.B., “Effects of Nano Clay on Extrusion Foaming of Plastic/Woodfiber Composites with a Physical Blowing Agent,” 3rd International Conference on Advanced Engineered Wood Composites, Maine, July 10-14, 2005.

Fang, M., Chandra, S., and Park, C.B., “Experiments on Remelting and Solidification of Molten Metal Droplets Deposited in Vertical Columns”, 2005 ASME Summer Heat Transfer Conference, HT, HT2005-72421, Vol. 2, pp. 461-466, San Francisco, California, July 17-22, 2005.

Kim, Y-W., Jang, D.-H., Park, C.B., and Kim, H.D., “New Processing Techniques of Ceramic Foams,” 20th Technical Conference of the American Society for Composites 2005, Vol. 2, pp. 906-920, Philadelphia, September 7-9, 2005.

Fang, M., Chandra, S., and Park, C.B., “Building vertical walls by deposition of molten metal droplets”, 2005 American Society of Mechanical Engineers, Heat Transfer Division, (Publication) HTD, Vol. 376, No. 2, pp. 325-330, Orlando, Florida, Nov 5-11, 2005.

Lee, Y.H., Kuboki, T., Park, C.B. Sain, M., and Rizvi G.M., “Processing-Property Behaviors of Rice Hull/PP and Rice Hull/Clay/PP Composites,” The Global Outlook for Natural Fiber & Wood Composites 2005, Florida, November 14-16, 2005.

(Best Poster Award) Park C.B., Xu, X., Lee J.W.S., and Zhu, X., “Advanced Structural Foam Molding Using a Continuous Polymer/Gas Melt Flow Stream“, 2006 Innovation Conference and New Products Design Competition, Columbus, Ohio, April 3-4, 2006.

Ahmed, M.Y.S., Lee, P.C., Atalla, N., and Park, C.B., “Application of Novel Viscoelastic Microcellular Foams for Passive Noise Control in Automotive Body Structures,” SAE Technical Papers, Paper # 06AC-232, Detroit, MI, April 3-6, 2006.

Guo, Q., Chang, S.S.Y., Wang, J. and Park, C.B., “Cell Nucleation and Growth Study of PP Foaming with CO₂ in a Batch-Simulation System,” SAE Technical Papers, Paper # 06M-85, Detroit, Michigan, April 3-6, 2006.

Kaewmesri, W., Lee, P.C., Park, C.B. and Pumchusak, J., “Effect of CO₂ Content on Foaming Behavior of Recyclable High-Melt-Strength PP,” SAE Technical Papers, Paper # 06M-391, Detroit, Michigan, April 3-6, 2006.

Kim, S.G., Park, C.B. and Sain, M., “Foamability of Thermoplastic Vulcanizates (TPVs) with Various Physical Blowing Agent (PBAs),” SAE Technical Papers, Paper # 06M-208, Detroit, Michigan, April 3-6, 2006.

Lee, Y.H., Park, C.B. and Sain M., “Strategies for Intercalation and Exfoliation of PP/Clay Nanocomposites,” SAE Technical Papers, Paper #06M-09, Detroit, Michigan, April 3-6, 2006.

Li, G., Wang, J. and Park, C.B., “Measurement of N₂ Solubility in Polypropylene and Ethene/Octene Copolymer,” SAE Technical Papers, Paper #06M-61, Detroit, Michigan, April 3-6, 2006.

Li, Y.G., Li, H.B. and Park, C.B., “Accurate Measurement of PVT Data for PP/Gas and TPO/Gas Mixtures,” SAE Technical Papers, 06M-83, Detroit, Michigan, April 3-6, 2006.

Zheng, W.G., Lee, Y.H., and Park, C.B., “Foaming Behaviors of PP/Clay Nanocomposites,” SAE Technical Papers, 06M-78, Detroit, Michigan, April 3-6, 2006.

Lee, Y.H., Kuboki, T., Park, C.B., Sain, M., and Rizvi, G.M., “Effect of Clay Dispersion on the Mechanical Properties and Flammability of Wood-fiber/Clay/HDPE Composites“, 6th Global Wood & Natural Fibre Composites Symposium, Kassel, Germany, April 5-6, 2006

Ahmed, M.Y.S., Lee, P.C., Park, C.B. and Atalla, N., “Microcellular Open-Cell Foams for Noise Control in Automotive Body Structures,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #104059, Charlotte, North Carolina, May 7-11, 2006.

Guo, G., Rizvi, G.M., Lee, Y.H. and Park, C.B., “Morphology in WPC during Extrusion Foaming with N₂,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #103795, Charlotte, North Carolina, May 7-11, 2006.

Guo, Q., Wang, J. and Park, C.B., “Visualization of PP Foaming with Nitrogen,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #103899, Charlotte, North Carolina, May 7-11, 2006.

Kaewmesri, W., Lee, P.C., Park, C.B. and Pumchusak, J., “Effects of CO₂ and Talc Contents on Recyclable HMS PP Foaming,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #103118, Charlotte, North Carolina, May 7-11, 2006.

Kuboki, T., Lee, Y.H., Park, C.B. and Sain, M., “Mechanical Properties of Rice Hull/Polypropylene Composites,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #103202, Charlotte, North Carolina, May 7-11, 2006.

Lee, J.W.S. and Park, C.B., “Fine-Celled Foaming of HDPE Using Nitrogen,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #103906, Charlotte, North Carolina, May 7-11, 2006.

Lee, P.C., Li, G., Lee, J.W.S. and Park, C.B., “Extruded Open-Cell Foams Using Brittle Polymers with CO₂,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #104073, Charlotte, North Carolina, May 7-11, 2006.

Leung, S.N. and Park, C.B., “Effects of Gas Content and Pressure Drop Rate on Foaming,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #103027, Charlotte, North Carolina, May 7-11, 2006.

Li, Y.G., Li, H.B, Wang, J. and Park, C.B., “PP Melt Swelling due to Gas Dissolution,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #103903, Charlotte, North Carolina, May 7-11, 2006.

Wang, C., Bussmann, M. and Park, C.B., “Numerical Modeling of Polymer Melt Flow in a Cooling Extruder,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #104028, Charlotte, North Carolina, May 7-11, 2006.

Wang, J. and Park, C.B., “Pressure Profile in Annular Die Using PP/CO₂ Solution Viscosity,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #103904, Charlotte, North Carolina, May 7-11, 2006 .

Zheng, W.G., Lee, Y.H. and Park, C.B., “Effect of Nano Particles on Foaming Behaviors of PP,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #103069, Charlotte, North Carolina, May 7-11, 2006.

Zhu, Z., and Park, C.B., “Challenge to the Formation of Nano-Cells in Foaming Processes,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #103195, Charlotte, North Carolina, May 7-11, 2006.

McCallum, T., Kontopoulou, M. and Park, C.B., “Rheology and Properties of Linear/Branched Polypropylene Blends,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #103184, Charlotte, North Carolina, May 7-11, 2006.

Pop-Iliev, R., Dong, N., Xu, D. and Park, C.B., “CBA-based Foaming of Thermoplastics Under Ambient Pressure,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #104054, Charlotte, North Carolina, May 7-11, 2006.

Audenaerde, K., Lorenz, J., Park, C.B., Kim, S.G., Kaewmesri, W. and Pumchusak , J., “Influence of Catalyst Scavengers on the Foam Structure of Extruded PP Foams,” 8th Blowing Agents and Foaming Processes, Munich, Germany, May 16-17, 2006.

Wang, J., Park, C.B., Stadlbauer, M., Folland, R., and Pirgov, W., “Extending PP’s Foamability through Tailored Melt Strength and Crystallisation Kinetics,” 8th Blowing Agents and Foaming Processes, Munich, Germany, May 16-17, 2006.

Zhang, X., Pop-Illiev, R. and Park, C.B., “PP and PS Behaviors After Impregnated By Hydrocarbons,” CSME 2006 Materials Technology Symposium, Banff, Alberta, May 21-23, 2006.

Leung, S.N., Park, C.B. and Li, H., “Impact of Approximating the Initial Bubble Pressure on Cell Nucleation in Polymeric Foaming Processes,” CSME 2006 Materials Technology Symposium, Banff, Alberta, May 21-23, 2006.

Lee, P.C., Li, G., Lee, J.W.S. and Park, C.B., “Improvement of Cell Opening by Maintaining a High Temperature Difference in the Surface and Core of a Foam Extrudate,” CSME 2006 Materials Technology Symposium, Banff, Alberta, May 21-23, 2006.

Li, G., Wang, J., and Park, C.B., “A Crystallization Kinetics Study of Polycarbonate under High Pressure CO₂ using a Magnetic Suspension Balance,” PPS -22, Yamagata, Japan, July 2-6, 2006.

Lee, J.W.S. and Park, C.B., “Could We Reduce Costs by Foaming?” FOAMS 2006, Paper#15, Elk Grove Village (Chicago), Illinois, September 13-14, 2006.

Wang, C., Wang, J., Park, C.B., and Kim, Y.-W., “Microcellular Ceramics Fabricated Through Continuous Extrusion Processing”, American Society for Composites – 21st Technical Conference of the American Society for Composites, pp. 640-649, The University of Michigan-Dearborn, Dearborn, Michigan, September 17-20, 2006.

Wong, S., Naguib, H.E. and Park, C.B., “Effect of Processing Parameters on the Cellular Morphology and Mechanical Properties of Thermoplastic Polyolefin (TPO) Microcellular Foams,” Proceedings of the Materials Division, The ASME Non-Destructive Evaluation Division and The ASME Pressure Vessels and Piping Division, IMECE, pp. 131-140, Chicago, November 5-10, 2006.

Li, G., Leung, S. N., Wang, J. and Park, C.B., “Solubilities of Blowing Agent Blends,” 2006 AIChE Annual Meeting Conference Proceedings, Paper # 75377, San Francisco, November 12-17, 2006.

Lee, J.W.S., Wang, J., Park, C.B. and Tao, G., “Strategies to Achieve a Uniform Cell Structure with a High Void Fraction in Advanced Structural Foam Molding,” SPI, APP Plastic Parts Innovations Conference, Memphis, Tennessee, April 2-3, 2007.

Kim, S.G., Park, C.B. and Sain, M., “Foaming Visualization of Thermoplastic Polyolefin (TPO) Blends withN₂“, Society of Automotive Engineers 2007 World Congress, Paper #07M-8, Detroit, Michigan, April 16-19, 2007.

Kuboki, T., Lee , Y.H., Park, C.B. and Sain, M., “Mechanical Properties of Rice Hull/High Density Polyethylene and Wood/High Density Polyethylene Composites,” SAE Technical Papers, Paper # 07M-250, Detroit, Michigan, April 16-19, 2007.

Lee , Y.H., Kuboki, T., Park, C.B. and Sain, M., “Influence of interfacial interaction on the foamability of wood fiber/HDPE composites,” SAE Technical Papers, Paper # 07M-234, Detroit, Michigan, April 16-19, 2007.

Ahmed, M.Y.S., Lee, Y.H., Park, C.B., and Atalla, N., “Effect of Nano-Clay on the Microcellular Structure and Properties of High Internal Phase Emulsion (HIPE) Foams,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #304514, Cincinnati, Ohio, May 6-10, 2007.

Ahmed, M.Y.S., Park, C.B. and Atalla, N., “Production of Novel Sound Absorption Microcellular Foams Using High Internal Phase Emulsion Polymerization,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #304495, Cincinnati, Ohio, May 6-10, 2007.

Guo, G., Rizvi, G.M. and Park, C.B., “Comparison of N₂ and CO₂ in Extrusion Foaming of Wood-Fiber Composites,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #304096, Cincinnati, Ohio, May 6-10, 2007.

Kim, S.G., Lee, J.W.S., Park, C.B. and Sain, M., “Strategies for Enhancing Cell Nucleation of Thermoplastic Polyolefin (TPO) Foam,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #304101, Cincinnati, Ohio, May 6-10, 2007.

Kuboki, T., Lee, Y.H., Park, C.B. and Sain, M., “Foaming Behaviour of Cellulose Fibre Reinforced High Density Polyethylene Composites,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #303253, Cincinnati, Ohio, May 6-10, 2007.

Lee, J.W.S., Wang, J., Park, C.B. and Tao G., “Use of Injection Speed Profile to Achieve a Uniform Void Fraction Distribution in Injection Molded Structural Foams,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #304236, Cincinnati, Ohio, May 6-10, 2007.

Lee, P.C., Kaewmesri, W., Wang, J., Park, C.B., Pumchusak, J., Foland, R. and Praller, A., “Effect of Die Geometry on Foaming Behaviors of High-Melt-Strength Polypropylene with CO₂,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #303652, Cincinnati, Ohio, May 6-10, 2007.

Lee, Y.H., Kuboki, T., Park, C.B. and Sain M., “Effect of Nano-Clay on Foaming of WF/HDPE Composites,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #304092, Cincinnati, Ohio, May 6-10, 2007.

Leung, S.N., Li, H. and Park, C.B., “Impact of Approximating the Initial Bubble Pressure on Cell Nucleation in Polymeric Foaming Processes,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #302654, Cincinnati, Ohio, May 6-10, 2007.

Leung, S.N., Park, C.B. and Wong, A., “Effects of Surface Geometry of Nucleating Agents on Heterogeneous Nucleation,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #302671, Cincinnati, Ohio, May 6-10, 2007.

Leung, S.N., Wong, A. and Park, C.B., “Pressure Drop Threshold for Nucleation of PS/CO₂ Foaming,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #302659, Cincinnati, Ohio, May 6-10, 2007.

Li, G., Leung, S.N., Wang, J. and Park, C.B., “Solubilities of Blowing Agent Blends,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings , Paper #304496, Cincinnati, Ohio, May 6-10, 2007.

Li, Y.G. and Park. C.B., “Measurement of PP Melt Swelling due to CO₂ Dissolution,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #303247, Cincinnati, Ohio, May 6-10, 2007.

Park, H., Park, C.B., Tzoganakis, C. and Chen, P., “Effect of Temperature and Pressure on Surface Tension of Polystyrene in Supercritical Carbon Dioxide,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #303779, Cincinnati, Ohio, May 6-10, 2007.

Pop-Iliev, R., Lee, K.H., Chew, Y.C. and Park, C.B., “Processing Recyclable Fine-Celled CBA-Based Polyolefin Foams in Compression Foam Molding,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #303999, Cincinnati, Ohio, May 6-10, 2007.

Wang, C., Bussmann, M. and Park, C.B., “Mathematical Model and Numerical Analysis of Polymer Melt Flow and Heat Transfer in a Cooling Extruder,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #303588, Cincinnati, Ohio, May 6-10, 2007.

Wang, J., Park, C.B. and James, D.F., “Effect of Die Land Length on Die Pressure During Foam Extrusion – Part I Experimental Observations,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #304159, Cincinnati, Ohio, May 6-10, 2007.

Wong, S., Naguib, H.E. and Park, C.B., “Effects of Processing Parameters on the Cellular Morphology and Mechanical Properties of Mineral-Filled Thermoplastic Polyolefin (TPO) Microcellular Foams,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #301898, Cincinnati, Ohio, May 6-10, 2007.

Zhang, X., Zhu, Z., Park, C.B., Lee, E.K., Chen, N.and Naguib, H.E., “Study on Sorption and Desorption of Pentane in Polystyrene and Polypropylene,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #303886, Cincinnati, Ohio, May 6-10, 2007.

Zheng, W.G., Lee, P.C. and Park, C.B., “Extrusion Foaming Behaviors of PET with CO₂,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #303594, Cincinnati, Ohio, May 6-10, 2007.

Zhu, Z., Wang, J. and Park, C.B., “Modeling of Expansion of Extruded Filamentary Foam,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #303379, Cincinnati, Ohio, May 6-10, 2007.

Zhu, Z., Zong, J. and Park, C.B., “Long-Term Thermal Insulation Performance of Polystyrene Foam Boards with Decay of Blowing Agents,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #303374, Cincinnati, Ohio, May 6-10, 2007.

Ahmed, M.Y.S., Wang, C., Park, C.B. and Atalla, N., “Microcellular Ceramic Foams: Manufacturing and Study of Acoustical Properties,” SAE Technical Papers, Paper # 07NVC-7, Detroit, Michigan, April 16-19, 2007.

Lee, J.W.S., Wang, J., Park, C.B. and Tao G., “Achievement of Uniform Cell Structure and High Void Fraction in Advanced Structural Foam Molding,” 9th Blowing Agents and Foaming Processes, Frankfurt, Germany, May 22-23, 2007.

Leung, S.N., Park, C.B. and Wong, A. “Impact of Approximating the Pressure Drop Profile on Foaming Simulation,” 9th Blowing Agents and Foaming Processes, Frankfurt, Germany, May 22-23, 2007.

(Keynote lecture) Wong, A., Leung, S.N. Park, C.B., and Li, G.Y.G., “The Effect of Processing Temperature on the Polymeric Foaming Processes of the PS/CO₂ and PC/CO₂ Systems,” PPS-23, Paper # P13-020, Salvador, Brazil, May 27-31, 2007.

Park, H., Park, C.B., Tzoganakis, C. and Chen, P., “Effect of Molecular Weight on the Surface Tension of Polystyrene in Supercritical Nitrogen,” PPS-23, Paper #P13-004, Salvador, Brazil, May 27-31, 2007.

Li, G., Leung, S.N., Hasan, M.M., Wang, J. and Park , C.B., “A Thermodynamic Model for A Ternary Mixture System and Its Application in Plastic Foam Processing,” PPS-23, Paper #P13-021, Salvador, Brazil, May 27-31, 2007.

Park, C.B., Lee, J.W.S., and Wang, J, “Advances in Structural Foam Molding Technology”, UKC, Korean-American Scientists and Engineers’ Conference, paper#982, Washington DC, August 9-12, 2007.

Park, C.B., Leung, S.N., and Wong, A., “Basic Principles in Foaming Processes,” Biofoams, Capri, Italy, September 26-28, 2007 .

Lee, J.W.S., Kim, S.G., Wang, J., Yoon, J.D., and Park, C.B., “Advanced Structural Foam Molding of Various PPs with Gas Counterpressure and Mold Opening,” Polymer Foam 2007, Newark, New Jersey, October 2-3, 2007.

Kim, S.G., Lee, K.M., Park, C.B., and Sain, M., “Strategies for Making Fine-Celled and Largely Expanded Thermoplastic Vulcanizate (TPV) Foam“, Thermoplastic Elastomers (TPE) 2007, Cologne , Germany , October 23-24, 2007.

Fang, M.,Chandra, S. and Park, C.B., “Heat Transfer during Deposition of Molten Aluminum Alloy Droplets to Build Vertical Columns”, 19th National 8th ISHMT-American Society of Mechanical Engineers Heat and Mass Transfer Conference, Paper # MFG-10, January 3-5, 2008.

Lee, Y.H., Sain, M., Kuboki, T., and Park, C.B., “Extrusion Foaming of Nano-Clay-Filled Wood Fiber Composites for Automotive Applications,” SAE Technical Papers, Paper #2008-01-1264, Detroit, Michigan, April 14-17, 2008.

Ahmed, M.Y.S., Park, C.B., and Atalla, N., “Assessment of the Potentiality of Microcellular Plastic Foams for Passive Noise Control in Automotive Structures,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #0728, Milwaulkee, Wisconsin, May 4-8, 2008.

Ahmed, M.Y.S., Wang, C., Park, C.B., and Atalla, N., “Investigation of the Acoustical Behaviors of Microcellular Ceramic Foams,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #0729, Milwaulkee, Wisconsin, May 4-8, 2008.

Azdast, T., Lee, E.K., Lee K.M., Park, C.B., Naguib, H.E., Behravesh, A.H., Pachner, E., and Praller, A., “Extrusion Foaming of High-Melt-Strength PP with Supercritical Carbon Dioxide I: Cell Nucleation Behaviors,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #0882, Milwaulkee, Wisconsin, May 4-8, 2008.

Guo, Q., Ward, C.A., Park, C.B., and Leung, S.N., “Analysis of Bubble Nucleation Using the Critical Radius Change During Decompression or Heating Processes,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #0930, Milwaulkee, Wisconsin, May 4-8, 2008.

Guo, Q., and Park, C.B., “A Comparison between the Foaming Abilities of Polymers Prepared with CO₂ and N₂” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #0936, Milwaulkee, Wisconsin, May 4-8, 2008.

Kuboki, T., Lee, Y.H., Lee, J.W.S., Zhu, W., Park, C.B., and Sain, M., “Effects of Clay on Mechanical Properties of Injection Molded High-Density Polyethylene/Clay Nanocomposite Foams,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #0448, Milwaulkee, Wisconsin, May 4-8, 2008.

Lee, K.M., Lee, E.K., Kim, S.G., Park, C.B., and Naguib, H.E., “Bi-cellular Polystyrene Foams Using Water and n-Butane,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #0664, Milwaulkee, Wisconsin, May 4-8, 2008.

Lee, J.W.S., Wang, J., Yoon, J.D., and Park, C.B., “Effect of Cavity Pressure Profile on the Injection-Molded HDPE Structural Foams,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #0542, Milwaulkee, Wisconsin, May 4-8, 2008.

Li, Y.G., Hasan, M.M., and Park, C.B., “PP/CO₂ Volume Swelling from Measurement and Equations-of-state Predictions,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #0461, Milwaulkee, Wisconsin, May 4-8, 2008.

Wang, C., Bussmann, M., and Park, C.B., “Numerical Investigation of Effect of Screw Geometry on Mixing in a Cooling Extruder,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #0489, Milwaulkee, Wisconsin, May 4-8, 2008.

Wang, J., Lee, J.W.S., Yoon, J.D., and Park, C.B., “Challenge to the Foaming of a Thin-Wall Injection Molded Part – Influence of Injection Speed and Gate Geometry,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #0538, Milwaulkee, Wisconsin, May 4-6, 2008.

Wong, A., Leung, S.N., Hasan, M.M., and Park, C.B., “The Foamability of Polypropylene Copolymer Blown with Argon, Nitrogen, and Helium, ” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #0449, Milwaukee, Wisconsin, May 4-8, 2008.

Wong, S., Lee, J.W.S., Naguib, H.E., and Park, C.B., “Mechanical Properties of Injection Molded Thermoplastic Polyolefin (TPO) Cellular Foams,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #0663, Milwaulkee, Wisconsin, May 4-8, 2008.

Zhu, W.L., Lee, E.K., Wan, E., Wong, A., Wu, Q.F., Park, C.B., Naguib, H.E., and Zhou, N.Q., “Analysis of Cell Nucleation and Morphology of Batch-Foamed Polypropylene Copolymer/Poly(Dimethylsiloxane) with CO₂,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #0554, Milwaulkee, Wisconsin, May 4-8, 2008.

Zhu, Z., Wang, J., Park, C.B., and James, D.F., “Numerical Analysis of Cell Growth during Filling and Post-filling Stages in Injection Foam Molding,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #0599, Milwaulkee, Wisconsin, May 4-8, 2008.

Pilla, S., Kim, S. G., Auer, G. K., Gong, S., and Park, C., “Microcellular Extrusion of Polylactide with Chain-Extender,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #0241, Milwaulkee, Wisconsin, May 4-8, 2008.

Leung, S.N., Wong, A., Li, Y.G., Wang, J., and Park, C.B. “Fundamentals of Plastic Foaming Using CO₂-Ethanol Blend Blowing Agent,” Blowing Agents and Foaming Processes, Berlin, Germany , May 20-21, 2008 .

Azdast, T., Lee, E.K., Lee, K.., Park, C.B., Behravesh, A.H., Folland, R., and Praller, A. “Extrusion Foaming of High-Melt-Strength PP with Supercritical Carbon Dioxide II- Expansion Behaviors,” Blowing Agents and Foaming Processes, Berlin, Germany, May 20-21, 2008.

Lee, J.W.S., Wang, J., Kim, S.G., Yoon, J.D., and Park, C.B., “Development of Structural Foams with a Class-A Surface Using Gas Counter Pressure and Mold Opening“, CSME Forum, Paper #1569101377, Ottawa, Ontario, June 5-8, 2008.

Kuboki, T., Lee, Y.H., Park, C.B., and Sain, M., “Mechanical Properties and Foamability of Cellulose Fiber Composites,” CSME Forum, Paper #1569102337, Ottawa, Ontario , June 5-8, 2008 .

Wang, L.C., Bussmann, M., and Park, C.B., “Numerical Investigation of the Effect of Flow Geometry on Mixing a Viscous Polymer Melt“, 16th Annual Conference of the CFD Society of Canada, Saskatoon, Saskatchewan, June 9-11, 2008.

Guo, G., Rizvi, G.M., Kuboki, T., Park, C.B., Sain, M., and Nutt, S.R., “Morphological Characterization of Bio-Fiber Composite Foams,” PPS-24, Paper #S15-898, Salerno, Italy, June 15-19, 2008.

Yoon, J.D., Kuboki, T., Jung, P.U., Wang, J., and Park C.B., “Injection Foam Molding of Wood-Fiber/Plastic Composites,” PPS -24 , Salerno , Italy , June 15-19, 2008.

Wang, J., James, D.F., and Park, C.B., “Planar Extensional Viscosity of Polystyrene and Polystyrene/CO₂ Solution,” XVth International Congress on Rheology, Paper #604, Monterey, California, August 3-8, 2008.

Wang, J., James, D.F., and Park, C.B., “Planar Extensional Viscosity of Polystyrene and Polystyrene/CO₂ Solution”, AIP Conference Proceedings, Vol. 1027, pp. 81-83, 2008.

Hasan, M.M., Li, G., Park, C.B., and Simha R., “The PVT and Solubility Behaviors of the Nanocomposite/Gas Mixtures”, UKC, Korean-American Scientists and Engineers’ Conference, Paper #PET-6.3, San Diego, August 14-17, 2008.

Lee, J.W.S., Wang, J., Park, C.B., and Tao G., “Use of Injection Speed Profile to Achieve A Uniform Void Fraction Distribution in Injection Molded Structural Foams,” UKC, Korean-American Scientists and Engineers’ Conference, Paper #PET-6.3, San Diego, August 14-17, 2008.

Park, C.B., Lee, J.W.S., and Wang, J., “Advanced Structural Foam Molding Using Supercritical Fluid (SCF),” Plastics Age, Vol. 54, August, pp. 108-113, 2008 (in Japanese).

Kim, S.G., Leung, S.N., Park, C.B., and Sain, M., “Replacement of Non-Recyclable Cross-Linked PP Foams and Solid TPO Products with Highly Elastic TPO Foams“, Foams 2008, Charlotte, North Carolina, September 10-11, 2008.

Leung, S.N., Wong, A., Park, C.B., and Guo, Q., “Change in the Critical Radius During Foaming,” PPS Americas Regional Meeting, Charleston, South Carolina, October 26-29, 2008.

Hasan, M.M., Li, G., and Park, C.B., “Solubility of CO₂ in Nanocomposites Melts: Modeling, Theoretical and Semi-empirical Solutions,” PPS Americas Regional Meeting, Charleston, South Carolina, October 26-29, 2008.

Lee, Y.H., Kuboki, T., Park, C.B., and Sain, M., “Effect of Clay on Extrusion Foaming of WF/PP/Clay Composites Using N₂,” 2008 AIChE Annual Meeting, Philadelphia, Pennsylvania, November 16-21, 2008.

Ahmed, M.Y.S., Park, C.B., and Atalla, N., “Fabrication of Novel Microcellular Acoustical Foams with Controlled Structure and Morphology,” Symposium on the Acoustics of Poro-Elastic Materials (SAPEM 2008), Bradford, UK, Dec 17-19, 2008.

Hasan, M.M., Li, Y.G., and Park, C.B., “PVT Behavior of PP/Organoclay Nanocomposite in Supercritical CO₂,” PPS -25, Goa, India, March 1-3, 2009.

Wang, L.C., Leung, S.N., Bussmann, M., and Park, C.B., “Finite Element Modeling of Pressure Profile Around a Particle as in a Heterogeneous Nucleation Site“, 17th Annual Conference of the CFD Society of Canada, Ottawa, Ontario, May 3-5, 2009.

Zhai, W.T., Leung, S.N., Wang, L., Kuboki, T., and Park, C.B., “The Fundamental Issues About the Effect of Nano-Particles on the Foaming Behavior of Nanocomposites,” 11th Blowing Agents and Foaming Processes, Hamburg, Germany, May 19-20, 2009.

Behravesh, A.H., and Park, C.B., “Characterization of Polyethylene Blends in Consideration of EPE Foaming”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #0757, Chicago, Illinois, June 22-24, 2009.

Chen, N., Hasan, M.M., Kuboki, T., and Park, C.B., “Effect of Crosslinking on the Solubility of N₂ in Ethylene-Vinyl Acetate (EVA),” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #0520, Chicago, Illinois, June 22-24, 2009.

Chen, N., Wang, J., Li, Y.G., Kuboki, T., and Park, C.B., “Effect of a Blowing Agent on the Flow Properties in Extrusion and Injection Molding,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #1008, Chicago, Illinois, June 22-24, 2009.

Chu, R.K.M. and Park, C.B., “Open-Celled Thermoplastic Foam for Aqueous-Based Fluid Absorption”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #0294, Chicago, Illinois, June 22-24, 2009.

Jung, P.U., Lee, J.W.S., Moon, Y.R., and Park, C.B., “Effects of Processing Parameters of Injection Foam Molding on Glass-Fiber Reinforced Polypropylene.”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #0427, Chicago, Illinois, June 22-24, 2009.

Kuboki, T., Lee, J.W.S., Park, C.B., and Sain, M., “Foam Injection Molding of Cellulose Fiber Reinforced Polypropylene Composites,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #0713, Chicago, Illinois, June 22-24, 2009.

Lee, E.K., Lee, K.M., Jung, P.U., Naguib, H.E., and Park, C.B., “Comparison of Extrusion Foaming Behavior of Random and Block Polypropylene Copolymers,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #1021, Chicago, Illinois, June 22-24, 2009.

Leung, S.N., Wong, A., and Park, C.B., “A New Interpretation to the Talc-Enhanced Polymeric Foaming Process,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #0190, Chicago, Illinois, June 21-24, 2009.

Lee, J.W.S., Jung, P.U., Moon, Y.R., and Park, C.B., “Comparison of the Predicted and Actual Cell Densities in Structural Foam Molding”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #0771, Chicago, Illinois, June 22-24, 2009.

Li, Y.G., Hasan, M.M., and Park, C.B., “Determination of the Solubility of Blowing Agent in Polymer without Using any Equation of State,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #0746, Chicago, Illinois, June 22-24, 2009.

Li, Y.G., and Park, C.B., “Determination of the PVT Property of Asymmetric PS/CO₂ Drop at High Temperature and Pressure”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #0747, Chicago, Illinois, June 22-24, 2009.

Wang, J, Zhu, W.L., Park, C.B., and Randall, J., “Impact of Molecular Branching on Microcellular Foaming of Polylactic Acid in Extrusion”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #0530, Chicago, Illinois, June 22-24, 2009.

(One of the Best of ANTEC 2009) Wang, L.C., Leung, S.N., Park, C.B., and Bussmann, M., “Numerical Simulation of Pressure Distribution around a Heterogeneous Nucleation Site,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #0997, Chicago, Illinois, June 22-24, 2009.

Wong, A., Chu, R., Leung, S.N., Park, C.B., and Zong, J.H., “A Novel Batch Foaming Visualization System with Extensional Stress-Inducing Ability,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #0306, Chicago, Illinois, June 22-24, 2009.

Wu, Q., Park, C.B., Zhou, N., “Effect of Polydimethylsiloxane on Copolymer-Polypropylene Foams in Batch and Extrusion Processing“, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #0838, Chicago, Illinois, June 22-24, 2009.

Zhai, W.T., Leung, S.N., Naguib, H.E., and Park, C.B., “Preparation of Microcellular Poly(ethylene-co-octene) Rubber Foam Using Supercritical CO₂ Technology,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #0469, Chicago, Illinois, June 22-24, 2009.

Zhang, J., Wang, J., Park, C.B., Rizvi, G.M., and Huang, H.-X., “Study on the Shear Viscosity of HDPE-Wood Composites/Supercritical CO₂ Solution,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #0431, Chicago, Illinois, June 22-24, 2009.

Zhu, W.L., Wang, J., Park, C.B., Pop-Iliev, R., and Randall, J., “Effects of Chain Branching on the Foamability of Polylactide,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #1045, Chicago, Illinois, June 22-24, 2009.

Zhang, Y., Kontopoulou, M., Park, C.B., and Ye, X., “In-Situ Investigation of the Foamability of Polyolefin Elastomer and PP within a Rheometer”, 8th World Congress in Chemical Engineering, Montreal, Quebec, August 2009.

Leung, S.N., Wang, J., Wong, A., and Park, C.B., “The Thermodynamic, Kinetic, and Rheological Mechanisms of Cell-Nucleation, Growth and Deterioration in Thermoplastic Foaming: Theory, Simulation, and Experiment” FOAMS 2009, pp.26-52, Iselin, New Jersey, September 16-17, 2009.

Lee, J.W.S., Jung, P.U., Wang, J. and Park, C.B., “Challenge to the Production of Structural Foams Using High Molecular Weight Polypropylene” FOAMS 2009, pp.283-290, Iselin, New Jersey, September 16-17, 2009.

Wang, J., James, D., and Park, C.B. “Planar Extensional Flow Resistance of a Foaming Plastic,” 81st Annual Meeting of the Society of Rheology, October 18-22, 2009.

Zhu, W, Leung, S.N., Park, C.B., Pop-Iliev, R., and Randall, J., “Relationship of Crystallinity with Cell Morphology for Semicrystaline Polylactide Foamed with Supercritical CO₂,” Biofoams, Niagara Falls, Ontario, September 26-28, 2009.

Kuboki, T., Koyama, R., Lee, J.W.S., Park, C.B., Zhang, J., Wu, Q., and Sain, M. “Extrusion Foaming of Cellulose Fiber Reinforced Polypropylene Composites”, 2009 AIChE Annual Meeting Conference Proceedings, Nashville, Tennessee, November 8-13, 2009.

Adhikary, K.B., Islam, M.R., Rizvi, G.M. and Park, C.B., “Optimization of Material Formulation and Processing Parameters for Wood Plastic Composite in Extrusion,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #409, Orlando, Florida, May 16-20, 2010.

Adhikary, K.B., Jung, P.U., and Park, C.B., “Foam Extrusion of Polystyrene with Supercritical Carbon Dioxide in a Twin-Screw Extruder System,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #432, Orlando, Florida, May 16-20, 2010.

Chen, N., Wang, J., Chu, R., and Park, C.B., “Influence of Crosslinking on Rheological Properties of Elastomer and its Foam Extrusion“, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #584, Orlando, Florida, May 16-20, 2010.

Chen, N., Kuboki, T., and Park, C.B., “Development of Crosslinked Woodfiber/Elastomer Foams”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #589, Orlando, Florida, May 16-20, 2010.

Chu, R.K.M., Lee, S., Ishaque, W., Zaman, B., Jung, P.U., and Park, C.B., “Extrusion Foaming of Cancellous Polystyrene Structures,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #568, Orlando, Florida, May 16-20, 2010.

Jung, D.W., Lee, E.K., Park, C.B., and Naguib, H.E.,”Study on Steam Chest Molding Process for EPP Bead Foam”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #609, Orlando, Florida, May 16-20, 2010.

Jung, P.U., Moon, Y.R., and Park, C.B., “Comparison Study of N₂ and CO₂ as Physical Blowing Agents for Injection Foam Molded Wood-Fiber Plastic Composite,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #561, Orlando, Florida, May 16-20, 2010.

Leung, S.N., Zhu, W., Wang, M., and Park, C.B., “Environmentally Sustainable Thermoplastic Foams: Polylactide Foams Versus Polystyrene Foams,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #548, Orlando, Florida, May 16-20, 2010.

Moon, Y.R., Jung, P.U., Leung, S.N., and Park, C.B., “The Effect of Viscosity Change on Flow Length and Cell Morphology in Microcellular Foam Injection Molding,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #611, Orlando, Florida, May 16-20, 2010.

Nofar, M., and Park, C.B., “Dependency of LPP Foaming Behaviour on Foam Composition and Processing Parameters”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #604, Orlando, Florida, May 16-20, 2010.

Wang, L.C., Bussmann, M.,and Park, C.B., “How Do Multiple Flights Improve the Effectiveness of a Cooling Extruder Screw? ”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper#559, Orlando, Florida, May 16-20, 2010.

Wang, L.C., Leung, S. N., Bussmann, M., and Park, C.B., ” Local Pressure Fluctuation Around a Cavity Surface of a Heterogeneous Nucleation Site”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #1037, Orlando, Florida, May 16-20, 2010.

Wong, A., Leung, S.N., Lee, H.C., Ma, B., and Park, C.B., “The effect of extensional stress on foaming behaviors of polysytrene blown with carbon dioxide ,” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #598, Orlando, Florida, May 16-20, 2010.

Zhai, W.T., Lee, R.E.K., Kuboki, T., and Park, C.B., “A Study of Extrusion Foaming Behavior of Random and Block Polypropylene/Clay Nanocomposites with Using CO₂ as Physical Blowing Agent“, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #570, Orlando, Florida, May16-20, 2010.

Zhang, H., Zhu, C., Amani, S., and Park, C.B., “Effects of Extrusion System Scale on the Expansion of Polystyrene Foams Blown with Carbon Dioxide”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #610, Orlando, Florida, May 16-20, 2010.

Zhu, W.L., Wang, M.Y., Leung, S.N., Park, C.B. and Randall, J. “Microcellular Extrusion Foaming for Linear and Long-Chain-Branched Polylactide“, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #146, Orlando, Florida, May 16-20, 2010.

Zhai, W.T. and Park, C.B., “Improving the Foaming Behavior of Linear Polypropylene-Based TPO by Introducing Nanoclay“, 12th Blowing Agents and Foaming Processes, Cologne, Germany, May 19-20, 2010.

Kuboki, T., Lee, J.W.S., Park, C.B., and Sain, M., “Mechanical Properties of Cellulose Fiber Reinforced Polypropylene Composite Foams“, Canadian Society for Mechanical Engineering Forum, Victoria, British Columbia, June 7-9, 2010.

Wong, A. and Park, C.B., “A Case Study of a Systematic Iterative Design Methodology and its Application in Engineering Education,” Canadian Engineering Education Association Conference 2010, Kingston, Ontario, June 7-9, 2010.

Zhang, Y., Kontopoulou, M., Parent, J.S., and Park, C.B., “Increasing the Melt Strength of Linear PP for Foaming Applications by Using Coagents”, Polymer Processing Society -26, Banff, Alberta July 4-8, 2010.

Chu, R.K.M., Zhai, W.T., and Park, C.B., “Acoustics of Thermoplastics Elastomer Foam”, Society of Plastics Engineers 9th Thermoplastic Elastomers Topical Conference, Akron/Fairlawn, Ohio, September 13 -15, 2010.

Hasan, M.M., Li, G., Park, C.B., and Chen, P., “PVT and Solubility Behaviors of CO₂/N₂ Blends in PS Melts,” Society of Plastics Engineers – FOAMS 2010, 8th International Conference on Foam Materials and Technology, Seattle, Washington, September 30 – October 1, 2010.

Zhai, W.T. and Park, C.B., “High Pressure CO₂ In-Situ Induction Crystallization and Its Effect on the Cell Morphology of PLA/Clay Nanocomposites Blown in Continuous Extrusion Foaming,” Society of Plastics Engineers – FOAMS 2010, 8th International Conference on Foam Materials and Technology, Seattle, Washington, September 30 – October 1, 2010.

(Best Poster Paper Award) Chen, N. and Park, C.B., “The Effects of Crosslinking on Elastomer Foaming,” Society of Plastics Engineers – FOAMS 2010, 8th International Conference on Foam Materials and Technology, Seattle, Washington, September 30 – October 1, 2010.

Adhikary, K.B., Islam, M.R., Rizvi, G.M. and Park, C.B., “Influence of Wood Flour Content on Mechanical Properties and Morphology of Extruded Foamed Wood Plastic Composites,” Society of Plastics Engineers, Annual Technical Conference, Technical Paper, Paper #PENG-11-2010-0132, Boston, Massachusetts, May 1-4, 2011.

Chen, N., Rizvi, A., Wang, H., and Park, C.B., “Influence of Crosslinking on the foaming behavior of Ethylene-vinyl Acetate (EVA) using Carbon dioxide as the Physical Blowing Agent”, Society of Plastic Engineers, Annual Technical Conference, Technical Papers, Paper # PENG-11-2010-0490, Boston, Massachusetts, May1-4, 2011.

Chen, N.; Wang, H.; Lin, K.; and Park, C.B. “Development of Polyether Block Amide Foams”, Society of Plastics Engineers, Annual Technical Conference, Technical Papers, Paper # PENG-11-2010-0484, Boston, Massachusetts, May 1-4, 2011.

Chu, R.K.M., Guo, Y.; Leung, S.N.; Park, C.B., and Zhou, N., “Effect of Surfactant On Foaming of Polystyrene”, Society of Plastics Engineers, Annual Technical Conference, Technical Papers, Paper # PENG-11-2010-0464, Boston, Massachusetts, May 1-4, 2011.

Ding, W., Kuboki, T., Koyama, R., Park, C.B., and Sain, M., “Solid-State Foaming of Cellulose Nanofiber Reinforced Polylactic Acid Biocomposites”, Society of Plastics Engineers, Annual Technical Conference, Technical Papers, Paper # PENG-11-2010-0595, Boston, Massachusetts, May 1-4, 2011.

Ghaffari Mosanenzadeh, S., Naguib, H., Park, C.B., and Atalla, N., “Development and Characterization of Environmentally Friendly Open-Cell Acoustic Foams,” Society of Plastics Engineers, Annual Technical Conference, Technical Papers, Paper # PENG-11-2010-0487, Boston, Massachusetts, May 1-4, 2011.

Guo, Y., Hossiney, N., Park, C.B., and Zhou, N., “Bead Foaming in Autoclave-Based EPP Process”, Society of Plastics Engineers, Annual Technical Conference, Technical Papers, Paper # PENG-11-2010-0517, Boston, Massachusetts, May 1-4, 201.

Hossieny, N., Nofar, M. and Park, C.B., “Investigating the Mechanical Properties of Expanded Polypropylene Bead Products”, Society of Plastics Engineers, Annual Technical Conference, Technical Papers, Paper # PENG-11-2010-0416, Boston, Massachusetts, May 1-4, 2011.

Islam, M.R., Rizvi, G.M. and Park, C.B., “Study on the Effect of Various WF, GF and Polymer Types on Characteristics of Directional Compression Molded WPC and Comparison with Profile Extruded WPC”, Society of Plastics Engineers, Annual Technical Conference, Technical Papers, Paper # PENG- 11-2010-0304, Boston, Massachusetts, May 1-4, 2011.

Hasan, M.M., Islam, M.R., and Park, C.B., “PVT Behaviors of Polystyrene in Presence of CO₂+N₂ Blends”, Society of Plastics Engineers, Annual Technical Conference, Technical Papers, Paper # PENG-11-2010-0476, Boston, Massachusetts, May 1-4, 2011.

Jung, P.U., and Park, C.B., “Investigation of the Relationship between Cellular and Mechanical Properties of Injection Foam Molded Polymer Composites”, Society of Plastics Engineers, Annual Technical Conference, Technical Papers, Paper # PENG-11-2010-0426, Boston, Massachusetts, May 1-4, 2011.

Koyama, R., Kuboki, T., Ding, W.; Kamal, B., Chen, N., and Park, C.B., “Extrusion Foaming of Cellulose Fiber Reinforced Polylactic Acid Biocomposites”, Society of Plastics Engineers, Annual Technical Conference, Technical Papers, Paper # PENG-11-2010-0370, Boston, Massachusetts, May 1-4, 2011.

Majithiya, K., Park, C.B., and Naguib, H., “Acoustic Behavior of Perforated Expanded Polypropylene Foam”, Society of Plastics Engineers, Annual Technical Conference, Technical Papers, Paper # PENG-11-2010-0492, Boston, Massachusetts, May 1-4, 2011.

Nofar, M., Guo, Y., and Park, C.B., “Simulation of EPP Bead Manufacturing in Batch Foaming Process through High Pressure Differential Scanning Calorimeter (HPDSC)”, Society of Plastics Engineers, Annual Technical Conference, Technical Papers, Paper # PENG-11-2010-0347, Boston, Massachusetts, May 1-4, 2011.

Nofar, M. and Park, C.B., “Investigating the Foamability of Low Melt Strength Homopolymer Linear PP and Coupling Agent by Using Nanoclay”, Society of Plastics Engineers, Annual Technical Conference, Technical Papers, Paper # PENG-11-2010-0361, Boston, Massachusetts, May 1-4, 2011.

Nofar, M., Zhu, W.; Park, C.B., and Randall, J. “The Dependency of Polylactide Crystallization Behavior on The Chain Branching and Nano-Clay Contents”, Society of Plastics Engineers, Annual Technical Conference, Technical Papers, Paper # PENG-11-2010-0380, Boston, Massachusetts, May 1-4, 2011.

Rizvi, A., Chen, N., and Park, C. B., “Study on the Mechanical Properties of Crosslinked EVA foams.”, Society of Plastic Engineers, Annual Technical Conference, Technical Papers, Paper# PENG-11-2010-0462, Boston, Massachusetts, May 1-4, 2011.

Wang, M., Zhu, W., Chu, R., Zhang, H., Park, C.B., and Zhou, N. “Study on Continuous Extrusion Foaming of PP/PS/Nano-clay with Supercritical CO₂“, Society of Plastics Engineers, Annual Technical Conference, Technical Papers, Paper # PENG-11-2010-0090, Boston, Massachusetts, May 1-4, 2011.

Wang, M., Chu, R., Zhu, W., Park, C.B., Zhou, N., Zhang, H., and Wang, J., “Measurement and Analysis of Extrusion Foaming behavior of PP/PDMS Blends”, Society of Plastics Engineers, Annual Technical Conference, Technical Papers, Paper # PENG-11-2010-0091, Boston, Massachusetts, May 1-4, 2011.

Wong, A., Mark, L.H., Hasan, M., and Park, C.B., “In Situ Observation of Polystyrene Foaming Processes with Carbon Dioxide-Nitrogen Gas Blends”, Society of Plastics Engineers, Annual Technical Conference, Technical Papers, Paper # PENG-11-2010-0489, Boston, Massachusetts, May 1-4, 2011.

Wong, A., Guo, Y. Park, C.B., and Zhou, N., “Foaming Behaviors of Polypropylene Blown with Carbon Dioxide Under Extensional Stress”, Society of Plastics Engineers, Annual Technical Conference, Technical Papers, Paper # PENG-11-2010-0520, Boston, Massachusetts, May 1-4, 2011.

Zhai, W.T. and Park, C.B., “The Mechanism of Skin Layer Formation within EPP Product Prepared by Steam Chest Molding and Its Effect on Inter-Bead Bonding Across EPP Products”, Society of Plastics Engineers, Annual Technical Conference, Technical Papers, Paper # PENG-11-2010-0060, Boston, Massachusetts, May 1-4, 2011.

Zhai, W.T. and Park, C.B., “Effect of Compressed CO₂ on the Non-Isothermal and Isothermal Crystallization Behaviors of PLA and PLA/Talc Composites”, Society of Plastics Engineers, Annual Technical Conference, Technical Papers, Paper # PENG-11-2010-0061, Boston, Massachusetts, May 1-4, 2011.

Zhai, W.T. and Park, C.B., “Nano-Silica Addition Improving Cell Morphology and Expansion Ratio of Polypropylene Copolymer Foams Blown in Continuous Extrusion”, Society of Plastics Engineers, Annual Technical Conference, Technical Papers, Paper # PENG-11-2010-0062, Boston, Massachusetts, May 1-4, 2011.

(Best Paper Award) Zhu, W., Nofar, M., Zhai, W., Park, C.B., and Randall, J. “The Effect of Chain Branching on the Crystallinity Behavior of Polylactide with the Presence of Dissolved CO₂”, Society of Plastics Engineers, Annual Technical Conference, Technical Papers, Paper # PENG-11-2010-0380, Boston, Massachusetts, May 1-4, 2011.

Wong, A., Lee, H.C., and Park, C.B., “The Development of a Visualization System to Observe Plastic Foaming Processes under Shear Stresses,” Polymer Processing Society -27, Marrakech, Morocco, May 10-14, 2011.

Zhai, W.T. and Park, C.B., “Effect of Nanoclay on the Cellular and Crystallization Morphologies of PLA during Extrusion Foaming,” Polymer Processing Society -27, Marrakech, Morocco, May 10-14, 2011.

Guo, Y., Barzegari, M.R., Chu, R.K.M., Park, C.B., and Zhou, N., “Expanded Polypropylene (EPP) Bead Foams: Process and Characterization”, 13th Blowing Agents and Foaming Processes, Dusseldorf, Germany, May 10-11, 2011.

Wang, M., Ji, L., Ma, J., Zhou, N., and Park, C.B. “Study of Modification of R-PP Foamability by Blending with PDMS”, 2011 International Conference on Mechatronics and Intelligent Materials, Lijiang, China, May 21-22, 2011.

Zhai, W.T., and Park, C.B., “Steam Chest Molding of Expanded Polypropylene Bead Foam: Fundamental Issue,” FOAMS 2011 – 9th International Conference on Foam Processing and Technology, Iselin, New Jersey, September 14-15, 2011.

Barzegari, M.R., Nofar, M., and Park, C.B., “Double Melting Endotherms of Polyethylene Terephthalate (PET) for Expanded Bead Foams”, FOAMS 2011 – 9th International Conference on Foam Processing and Technology, Iselin, New Jersey, September 14-15, 2011.

Ghaffari Mosanenzadeh, S., Lee, W., Naguib, H., Park, C.B., and Atalla, N., “Effect of Water Soluble Polymer on Acoustic Performance of Environmentally Friendly Acoustic Foams,” FOAMS 2011 – 9th International Conference on Foam Processing and Technology, Iselin, New Jersey, September 14-15, 2011.

Keshtkar, M., Nofar, M., Park, C.B., and Carreau, P., “Foaming Behavior of PLA/Nanoclay Nanocomposites in Continuous Extrusion,” 3rd Biofoams, Capri, Italy, September 21-24, 2011.

Nofar, M., Tabatabaei, A, and Park, C.B., “Effect of Various Fillers on the Crystallization Behavior of PLA in the Presence of Dissolved CO₂,” 3rd Biofoams, Capri, Italy, September 21-24, 2011.

Nofar, M., Zhu, W, Park, C.B., and Randall, J., “Effect of Dissolved CO₂ on Nonisothermal Crystallization Behavior of PLA with Various Branching Degrees & Talc,” 3rd Biofoams, Capri, Italy, September 21-24, 2011.

Nofar, M., Zhu, W., Park, C.B., and Randall, J., “Effect of Dissolved CO₂ on the Crystallization Behavior of PLA with Various D-contents”, PPS Asia/Australia Conference, Kish Island, Iran, November 15-17, 2011.

Nofar, M., Barzegari, M.R., Tabatabaei, A., Keshtkar, M., and Park, C.B., “Effects of Processing, Molecular Weight, and Inorganic Filler Type on the Rheological Properties of Linear Polylactide”, PPS Asia/Australia Conference, Kish Island, Iran, November 15-17, 2011.

Hossieny, N., Nofar, M., Park, C.B., “Effect of Hard Segment Distribution on the Foaming Behavior of Thermoplastic Polyurethane (TPU)”, PPS Asia/Australia Conference, Kish Island, Iran, November 15-17, 2011.

Ameli, A., Jahani, D., Jung, P.U. and Park, C.B., “Microcellular Injection Molding of Polylactide with Talc”, Society of Plastics Engineers, Annual Technical Conference, Technical Papers, Paper # PENG-12-60123, Orlando, Florida, April 1-4, 2012.

Barzegari, M.R., Hossieny, N., Keshtkar, M., Chapleau, N. and Park, C.B., “Extrusion Foaming Behavior of PET”, Society of Plastics Engineers, Annual Technical Conference, Technical Papers, Paper # PENG-12-60195, Orlando, Florida, April 1-4, 2012.

(Best Paper Award) Chen, N. and Park, C.B., “Strategies for Achieving High Expansion Foams of Crosslinked Ethylene-vinyl Acetate (EVA) Using a Chemical Blowing Agent”, Society of Plastics Engineers, Annual Technical Conference, Technical Papers, Paper # PENG-12-60293, Orlando, Florida, April 1-4, 2012.

Chu, R.K.M., Guo, Y., Zong, J.H., Zhou, N.Q. and Park, C.B., “Foaming of Poly(ethylene-co-octene) with Supercritical Carbon Dioxide Across Its Melting Range”, Society of Plastics Engineers, Annual Technical Conference, Technical Papers, Paper # PENG-12-60122, Orlando, Florida, April 1-4, 2012.

Ding, W.D., Wong, A., Kuboki, T., Park, C.B. and Sain, M., “In Situ Observation of the Foaming Processes of Cellulose Nanofiber Reinforced Poly(Lactic Acid) Biocomposites”, Society of Plastics Engineers, Annual Technical Conference, Technical Papers, Paper # PENG-12-60136, Orlando, Florida, April 1-4, 2012.

Ghaffari-Mosanenzadeh, S., Naguib, H.E., Park, C.B. and Atalla, N., “A Study on the Acoustic Performance of Bio-based Composite Foams of PLA and PHBV”, Society of Plastics Engineers, Annual Technical Conference, Technical Papers, Paper # PENG-12-60145, Orlando, Florida, April 1-4, 2012.

Jahani, D., Jung, P.U., Ameli, A., Saniei, M., Park, C.B. and Naguib, H., “The Influences of Processing Temperatures and Nucleating Agent in Foaming of a Thin-walled Injection Molded Part”, Society of Plastics Engineers, Annual Technical Conference, Technical Papers, Paper # PENG-12-60066, Orlando, Florida, April 1-4, 2012.

Jung, P.U. and Park, C.B., “Foam Injection Molding of Glass Fiber Reinforced Polypropylene Composites”, Society of Plastics Engineers, Annual Technical Conference, Technical Papers, Paper # PENG-12-60276, Orlando, Florida, April 1-4, 2012.

Hossieny, N.J., Nofar, M., Barzegari, M.R. and Park, C.B., “Foaming Behavior of Melt Compounded Thermoplastic Polyurethane in Presence of Butane”, Society of Plastics Engineers, Annual Technical Conference, Technical Papers, Paper # PENG-12-60245, Orlando, Florida, April 1-4, 2012.

Mahmood, S.H. and Park, C.B., “Swelling of PLA Melt Due to CO₂ Dissolution”, Society of Plastics Engineers, Annual Technical Conference, Technical Papers, Paper # PENG-12-59712, Orlando, Florida, April 1-4, 2012.

Mark, L.H., Xu, M., Keshtkar, M. and Park, C.B., “The Effect of CO₂ on the Melt Fracture Behavior of Foamed PLA”, Society of Plastics Engineers, Annual Technical Conference, Technical Papers, Paper # PENG-12-60269, Orlando, Florida, April 1-4, 2012.

Mark, L.H., Xu, M. and Park, C.B., “Melt Fracture Behavior of PLA Foamed Using Different Die Entry Angles”, Society of Plastics Engineers, Annual Technical Conference, Technical Papers, Paper # PENG-12-60279, Orlando, Florida, April 1-4, 2012.

Nofar, M., Barzegari, M.R., Tabatabaei, A., Keshtkar, M. and Park, C.B., “Effect of Various Additives (Talc, Nanoclay and Nanosilica) on Extrusion Foaming of PLA through Crystallization”, Society of Plastics Engineers, Annual Technical Conference, Technical Papers, Paper # PENG-12-60290, Orlando, Florida, April 1-4, 2012.

Nofar, M. and Park, C.B., “Feasibility of Double Crystal Melting Peak Generation in PLA for Expanded PLA Bead Foams”, Society of Plastics Engineers, Annual Technical Conference, Technical Papers, Paper # PENG-12-60284, Orlando, Florida, April 1-4, 2012.

Nofar, M., Zhu, W., Park, C.B. and Randall, J., “Effect of D-Lactide Content on Thermal Behavior of Polylactide in Presence of CO₂ Dissolved Gas”, Society of Plastics Engineers, Annual Technical Conference, Technical Papers, Paper # PENG-12-60263, Orlando, Florida, April 1-4, 2012.

Wang, H., Zhang, S.L., Nofar, M., Barzegari, M.R., Park, C.B. and Jiang, Z.H., “Development of Bead Foaming Technology for High Performance PEEK, I. Thermal Analysis”, Society of Plastics Engineers, Annual Technical Conference, Technical Papers, Paper # PENG-12-60149, Orlando, Florida, April 1-4, 2012.

Wong, A., Guo, Y., Park, C.B. and Zhou, N., “Isothermal Crystallization-induced Foaming of Polypropylene under High Pressure Carbon Dioxide”, Society of Plastics Engineers, Annual Technical Conference, Technical Papers, Paper # PENG-12-60075, Orlando, Florida, April 1-4, 2012.

Zhang, Y., Kontopoulou, M., Hatzikiriakos, S.G., and Park, C.B., “Rheological Properties and Foaming Behavior of Coagent- Modified Polypropylene,” Society of Plastics Engineers, Annual Technical Conference, Technical Papers, Paper # PENG-12-59841, Orlando, Florida, April 1-4, 2012.

Wong, A. and Park, C.B. “Extensional Stress-Induced Foaming Behaviors of Polystyrene-Talc Composites,” Blowing Agents and Foaming Processes, Berlin, Germany, May 8-9, 2012.

Ameli, A., Jahani, D., Jung, P.U., and Park, C.B. “Effects of Talc and Compounding on Morphology and Mechanical Properties of Low-Pressure-Injection-Molded StructuralPolylactide Foams” , Blowing Agents and Foaming Processes, Berlin, Germany, May 8-9, 2012.

Asgarian, A., Bussmann, M., and Park, C.B., “Comparison of the mixing performance of two cooling screw extruders,” 20th Annual Conference of the CFD Society of Canada, Canmore, AB, May 9-11, 2012.

Wong, A., and Park, C.B., “Fundamental Mechanisms of Cell Nucleation in Plastic Foaming Processes Blown with Carbon Dioxide – Effects of Stresses,” 10th International Symposium of Supercritical Fluids, San Francisco, California, May 13-16, 2012

(Invited) Ghaffari Mosanenzadeh, S., Naguib, H.E., Park, C.B. and Atalla, N., “Development of Bio-Based Foams with Improved Acoustic and Mechanical Performance”, American Society of Mechanical Engineers Noise Control and Acoustics Division, (Publication) Ncad, pp. 497-504, New York City, New York, August 19-22, 2012.

Ghaffari Mosanenzadeh, S., Naguib, H.E., Park, C.B. and Atalla, N., “Development of Bio-Based Foams with Improved Acoustic and Mechanical Performance”, 41st International Congress and Exposition on Noise Control Engineering 2012, Inter Noise 2012, Vol. 7, pp. 5978-5985, 2012.

Ameli, A., Jung, P.U., and Park, C.B., “Effects of Process Variables on Through-Plane-Plane Electrical Conductivity of Injection-Molded Carbon Fiber/Polypropylene Composite Foams”, FOAMS 2012, Barcelona, Spain, September 12-13, 2012.

Hasan, M.M., Li, Y.G., and Park, C.B., “Comparison of Equation-of-State-Based, Semi-Empirical, and Fully Empirical Solubilities of CO₂ in Linear and Branched Polypropylene“, FOAMS 2012, Barcelona, Spain, September 12-13, 2012.

Ameli, A., Jung P.U., and Park, C.B., “Electrical Conductivity and Electromagnetic Interference Shielding Effectiveness of Injection-Molded Polypropylene/Carbon Fiber Composite Foams”, Polymer Processing Society, 28th International Conference, Pattaya, Thailand, December 11-15, 2012.

Buahom, P., Ameli, A., Park, C.B., Sain, M., and Areerat, S., “Multi-Scale Void Fraction Analysis for Cell Morphology Characterization and Nuclei Density Prediction of Anisotropic Polymeric Foams”, Polymer Processing Society, 28th International Conference, Pattaya, Thailand, December 11-15, 2012.

(Invited) Nofar, M., and Park, C.B., “The Dependency of PLA’s Crystallization Kinetics on Dissolved CO₂ Pressure”, Polymer Processing Society, 28th International Conference, Pattaya, Thailand, December 11-15, 2012.

Hossieny, N.J., Barzegari, R., and and Park, C.B., “Effect of Crystalline Phase Separated Hard Segments on Production Of Micro-Cellular Foams of Thermoplastic Polyurethane in Presence of Butane”, Polymer Processing Society, 28th International Conference, Pattaya, Thailand, December 11-15, 2012.

Zhu, W.L., Wang, J., and Park, C.B., “The Effects of Annealing on the Crystallinity of Polylactide Foams”, International Conference on Sustainable Energy and Environmental Engineering, Guangzhou, China, December 29-30 , 2012.

Ameli, A., Jung, P.U., and Park, C.B., “Low Percolation Threshold and Improved Electromagnetic Interference Shielding Effectiveness of Polypropylene/Carbon Fiber Composites Through Foaming”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper # 1591704, Cincinnati, Ohio, April 21-24, 2013.

Ameli, A., Saniei, M., Jahani, D., and Park, C.B., “Electrical Properties of Polypropylene Composite Foams Reinforced with Long Stainless Steel Fibers”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper # 1591763, Cincinnati, Ohio, April 21-24, 2013.

Barzegari, M.R., Tabatabaei, A., Hossieny, N., Wang, H., and Park, C.B., “A Study on the Morphological Properties and Foaming Behavior of PS/Polyolefin Blends”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper # 1591547, Cincinnati, Ohio, April 21-24, 2013.

Ding, W.D., Kuo, P.Y., Kuboki, T., Park, C.B., and Sain, M., “Foaming of Cellulose Fiber Reinforced Polylactic Acid Composites: The Effect of Cellulose Fiber Type and Content” Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper # 1591117, Cincinnati, Ohio, April 1-4, 2013.

Ghaffari Mosanenzadeh, S., Naguib, H.E., Park, C.B. and Atalla, N., “Study on the Acoustic Performance and Rheological Properties of Bio-based Composite Foams of PLA and PHA”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper # 1587651, Cincinnati, Ohio, April 21-24, 2013.

Hossieny, N., Aboutaleb, A., and Park, C.B., “Effect of Hot Air on Surface and Mechanical Properties of EPP Products Molded in Steam Chest Molding Machine”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper # 1587651, Cincinnati, Ohio, April 21-24, 2013.

Jahani, D., Ameli, A., Cofreros, A., Park, C.B., and Naguib, H., “Injection Foam Molding of Highly Expanded Polycarbonate with Open-Cell Structure Using Mold Opening”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper # 1591517, Cincinnati, Ohio, April 21-24, 2013.

Jahani, D., Jung, P.U., Ameli, A., Saniei, M., Park, C.B., and Naguib, H., “Cavity-Integrated Injection Molded Acoustic Foams”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper # 1591565, Cincinnati, Ohio, April 21-24, 2013.

Jung, P.U., Hossieny, N., and Park, C.B., “Effects of Molecular Weight Changes on the Foaming Behavior of Thermoplastic Polyurethane (TPU) and Its Acoustic Properties”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper # 1591466, Cincinnati, Ohio, April 21-24, 2013.

Mahmood, S.H., and Park, C.B., “Determination of Carbon Dioxide Solubility in PLA with Accurate PVT Properties”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper # 1591596, Cincinnati, Ohio, April 21-24, 2013.

Nofar, M.R., Tabatabaei, A., Barzegari, M.R. and Park, C.B., “PLA Extrusion Foaming Behavior: Effects of Varying Isothermal Melt Crystallization Kinetics”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper # 1591538, Cincinnati, Ohio, April 21-24, 2013.

Rizvi, A., Tabatabaei, A., Barzegari, R., and Park, C.B., “Broadening of the Foam Processing Window of Polypropylene in Extrusion Foaming via the Incorporation of CO₂-philic Nanofibers”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper # 1591729, Cincinnati, Ohio, April 21-24, 2013.

Saniei, M., Hossieny, N.J., Ameli, A., Jahani, D. and Park, C.B., “Solid-State Batch Processing and Structure of Nano-Cellular Thermoplastic Polyurethane Foams”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper # 1591737, Cincinnati, Ohio, April 21-24, 2013.

Tabatabaei, A., Barzegari, M.R., Nofar, M.R. and Park, C.B., “Visualization of Polypropylene Crystallization in Foam Extrusion Process”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper # 1591533, Cincinnati, Ohio, April 21-24, 2013.

Xu, M., Wong, A., and Park, C.B., “Comparison Study of Talc and Nanosilica as Nucleating Agents for Low-Expansion Foaming Applications”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper # 1590900, Cincinnati, Ohio, April 21-24, 2013.

Rizvi, A., Tabatabaei, A., Barzegari, R., and Park, C.B. “Additives with Strong Thermodynamic Affinity for Supercritical Carbon Dioxide: Effect on Continuous Foam Processing”, Blowing Agents and Foaming Processes, Mainz, Germany, May 14-15, 2013.

Tabatabaei, A., Barzegari, M.R., Nofar, M.R., and Park, C.B. “Effects of Crystallinity on the Extrusion-Foaming Behaviors of Polypropylene Blown with CO₂”, Blowing Agents and Foaming Processes, Mainz, Germany, May 14-15, 2013.

(Invited) Ghaffari Mosanenzadeh, S., Doutres, O., Naguib, H.E., Park, C.B., and Atalla, N., “Modeling the Acoustic Absorption BehaviourPolylactide Open Cell Foams with Bimodal Structure for High Acoustic Absorption”, Proceedings of Meetings on Acoustics, 21st International Congress on Acoustics, Montreal, Quebec, Canada, June 2-7, 2013.

(Keynote) Ameli, A., Park, C.B., and Pötschke, P., “Synthesis, Electrical Conductivity, and Mechanical Properties of Nano/Microcellular Polypropylene/CNT Nanocomposites”, Polymer Processing Society, 29h International Conference, Nuremberg, Germany, July 15-20, 2013.

Nofar, M., Tabatabaei, A., Ameli, A. and Park, C.B., “Comparison of Melting and Crystallization Behavior of Polylactide under High-Presure CO₂, N₂, and He”, Polymer Processing Society, 29h International Conference, Nuremberg, Germany, July 15-20, 2013.

Hossieny, N., Nofar, M., Shaayegan, V., and Park, C.B., “ Effects of Glycerol Monosterate on TPUs Crystallization and its Foaming Behavior”, Polymer Processing Society, 29h International Conference, Nuremberg, Germany, July 15-20, 2013.

Ameli, A., Hossieny, N., Nofar, M., Park, C.B., and Pötschke, P., “Nanocellular Foams of Polypropylene-Multiwalled Carbon Nanotube Composites”, FOAMS 2013, Seattle, Washington, September 11-12, 2013.

Wang, M., Zhu, R., Zhou, N., and Park, C.B. “Effects of Nanoclay and CO₂ Content on Foaming Behaviors of PP/PS Alloys”, 4th International Conference on Material Science, Chemical Engineering and Mechatronics Engineering (MSCEME), Taiyuan, China, January 18-19, 2014.

Ameli, A., Jahani, D., Nofar, M., Park, C.B., Pötschke P. and Rizvi, G., “Lightweight Polypropylene-Carbon Nanotube Foams with Low Filler Content, High Permittivity and Low Dielectric Loss for Charge Storage Applications”, Society of Plastics Engineering, Annual Technical Conference – ANTEC, Conference Proceedings, Paper # 1886701, Las Vegas, Nevada, April 28-30, 2014.

Ameli, A., Hossieny, N., Jahani, D., Park C.B. and Pötschke, P., “An Innovative Method to Increase the Charge Storage Capability of Polymer Nanocomposites, Society of Plastics Engineering”, Annual Technical Conference – ANTEC, Conference Proceedings, Paper # 1886707, Las Vegas, Nevada, April 28-30, 2014.

Chu, R.K.M., Mark, L.H., Jahani, D., and Park, C.B., “Injection Molding of Highly-Porous Polypropylene Foams”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper # 1886472, Las Vegas, Nevada, April 28-30, 2014.

Ding, W.D., Kuo, P.Y., Park, C.B. and Sain, M., “Morphology and Mechanical Properties of Polylactic acid/Cellulose Nanofiber Composite Foams”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper # 1886734, Las Vegas, Nevada, April 28-30, 2014.

Hossieny, N., Ameli, A., Saniei, M., Jahani, D., and Park, C.B., “Feasibility of Double Melting Peak Generation for Expanded Thermoplastic Polyurethane Bead Foams”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper # 1886746, Las Vegas, Nevada, April 28-30, 2014.

Jahani D., Ameli A., Mark L.H., Hossieny N., Park C.B., and Naguib H., “A Study on the Acoustic Behavior of Micro Perforated Panels: Experiment And Modeling”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper # 1886656, Las Vegas, Nevada, April 28-30, 2014.

Jahani D., Ameli A., Chu R.K.M, Saniei, M., Park C.B., and Naguib H., “Utilizing the Sound Absorption of Polymer Based Open-Cell Materials for Low Frequencies by Considering Air-Gap”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper # 1886633, Las Vegas, Nevada, April 28-30, 2014.

Mark, L.H., Chu, R.K.M., Ameli, A., Jahani, D., Jung, P., and Park, C.B., “Gas-Assist Injection Molding of PLA for Foaming Applications”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper # 1886669, Las Vegas, Nevada, April 28-30, 2014.

Nofar, M. and Park, C.B., “Development of Expanded PLA Bead Foams: A Promising Substitute for Expanded PS and PP Products”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper # 1910300, Las Vegas, April 27–30, 2014.

Rizvi, A. and Park, C.B., “Exploiting Transcrystalline Growth in Polymer Fibrillar Blends for Preparing Open-Cell Foams in Extrusion”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper # 1886762, Las Vegas, Nevada, April 28-30, 2014.

Rizvi, A., Park, C.B., and Yamaguchi, M., “Structural TunabilityFibrillar Blends Using Supercritical Carbon Dioxide: Crossover from Close-Cell to Open-Cell to BicontinuousMacroporous Monoliths” of Polymer , Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper # 1886768, Las Vegas, Nevada, April 28-30, 2014.

Saniei, M., Ameli, A., Hosseiny, N. J., Jahani, D., and Park, C. B., “One-Step Nanocellular Foaming of Clarified Polypropylene Using Supercritical CO₂”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper # 1886713, Las Vegas, Nevada, April 28-30, 2014.

Shaayegan, V., Tabatabaei, A., Mark, L.H., Ameli, A., and Park, C.B., “A New Visualization Mold Design for Foam Injection Molding”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper # 1886761, Las Vegas, Nevada, April 28-30, 2014.

Tabatabaei, A. and Park, C.B., “Polypropylene Crystallization in Bulk during Extrusion Process: Effect of Molecular Weight and Supercritical Carbon Dioxide”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper # 1886750, Las Vegas, Nevada, April 28-30, 2014.

Zhao, N., Mark, L.H., Zhu, C., Park, C.B., Li, Q., Glenn, R., and Thompson, R., “Polyvinyl Alcohol Foaming with CO₂ and Water as Co-blowing Agents”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper # 1884978, Las Vegas, Nevada, April 28-30, 2014.

Ameli, A., Park, C.B., and Pötschke, P., “Processing and Property Relationships in Solid and Foamed Polymer-CNT Nanocomposites”, CSME International Congress 2014, Toronto, Ontario, Canada, June 1-4, 2014.

Ghaffari Mosanenzadeh, S., Naguib, H., Park, C.B., and Atalla, N., “Study on the Effect of Cell Size on Performance of Bio-Based Open Cell Foams”, CSME International Congress 2014, Toronto, Ontario, Canada, June 1-4, 2014.

Nofar, M., Tabatabaei, A., Ameli, A. and Park, C.B., “Comparison of Melting and Crystallization Behavior of Polylactide under High-Presure CO₂, N₂, and He”, Polymer Processing Society, AIP Conference Proceedings, Vol. 1593, PP. 374-377, 2014.

Hossieny, N., Nofar, M., Shaayegan, V., and Park, C.B., “Effects of Glycerol Monosterate on TPUs Crystallization and its Foaming Behavior”, AIP Conference Proceedings, Vol. 1593, pp. 320-323, 2014.

Ameli, A., Nofar, M., Saniei, M., Hossieny, N., Park, C.B., and Pötschke, P. “Electrical and Dielectric Properties of Foam Injection-Molded Polypropylene/Multiwalled Carbon Nanotube Composites”,30th International Conference of the Polymer Processing Society, Cleveland, Ohio, June 08-12, 2014. Conference Proceedings, 1664, 110002 (2015) ; http://dx.doi.org/10.1063/1.4918477

Nofar, M., Ameli, A, and Park, C.B., “Expanded Polylactide Bead Foaming- A New Technology”, 30th International Conference of the Polymer Processing Society, Cleveland, Ohio, June 08-12, 2014. Conference Proceedings, 1664, 040002 (2015); http://dx.doi.org/10.1063/1.4918400

Saniei, M., Ameli, A, Hosseiny, N. J., and Park, C.B., “Low-density Nano-porous Acrylic Medium”, 30th International Conference of the Polymer Processing Society, Cleveland, Ohio, June 08-12, 2014.

Nofar, M., and Park, C.B., “Nanocellular and Microcellular Expanded PLA Bead Foams”, FOAMS 2014, Iselin, New Jersey, September 10-11, 2014.

Ameli, A., Shaayegan, V., and Park, C.B., “Visualization of Cell-Growth Induced Fiber Orientation in Polymer Composite Foams”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper # 2139247, Orlando, Florida, March 23-25, 2015.

Ameli, A., Wang, S., Kazemi, Y., Park, C.B., and Pötschke, P., “Effect of Process Parameters on Electrical Conductivity of Injection-Molded Polypropylene/MWCNT Foams”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper # 2096360, Orlando, Florida, March 23-25, 2015.

Chang, E., Ameli, A., Mark, L.H., and Park, C.B., “Uniaxial Strain Effects on the Percolation Threshold of Fibers in Polymer Composites: A Monte Carlo Simulation”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper # 2139273, Orlando, Florida, March 23-25, 2015.

Chu, R.K.M., Mark, L.H., and Park, C.B., “Crystallization and Foaming Behavior of Polypropylene with a Crystal-Nucleating Agent in Injection Molding”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper # 2139200, Orlando, Florida, March 23-25, 2015.

Ding, W.D., Chu, R., Park, C.B., and Sain, M., “Isothermal Crystallization Behavior of Poly(Lactic Acid)/Cellulose Nanofiber Composites with Presence of CO₂”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper # 2139329, Orlando, Florida, March 23-25, 2015.

Kazemi, Y., Wang, S., Ameli, A., Yu, K., and Park, C.B., “Phase Morphology and Electrical Conductivity of Polypropylene/Polylactic Acid Blends Filled with Multi-Walled Carbon Nanotubes”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper # 2139469, Orlando, Florida, March 23-25, 2015.

Mark, L.H., Wang, G., Jung, P., and Park, C.B., “TPU Foam Injection Molding with Gas-Assisted Processing”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper # 2138090, Orlando, Florida, March 23-25, 2015.

Rizvi, A., and Park, C.B., “Enhanced Foaming Ability through Microstructure Control of Polymer Blends”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper # 2139232, Orlando, Florida, March 23-25, 2015.

Rizvi, A., Milanese, J., and Park, C.B., “Thermodynamics of Transcrystallization in Fibrillar Composites of Polypropylene Continuing Polytetrafluoroethylene Fibrils”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper # 2139251, Orlando, Florida, March 23–25, 2015.

Saniei, M., Ameli, A., Tran, M.P., and Park, C.B., “From Nano-structured iPP Formation to Nano-cellular iPP Foam”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper # 2139268, Orlando, Florida, March 23-25, 2015.

Shaayegan, V., Wang, G., Reghem, E., Boisson, M., and Park, C.B., “Mechanism of Bubble Nucleation and Growth in High-Pressure Foam Injection Molding using Gas-Counter Pressure”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper # 2110433, Orlando, Florida, March 23-25, 2015.

Tiwary, P., Ferreira, P.L., Nerkar, M., Kontopoulou, M., and Park, C.B., “Novel Poly (lactic acid) Foams: Micro to Sub-Micron Size Transition”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper # 2082495, Orlando, Florida, March 23-25, 2015.

Wang, G.L., Mark, L.H., Shaayegan, V., and Park, C.B., “Foaming Behavior and Control of Polypropylene/Nitrogen System in Microcellular Foam Injection Molding”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper # 2134321, Orlando, Florida, March 23-25, 2015.

Wang, S., Ameli, A., Kazemi, Y., Yu, K.J., Park, C.B., and Naguib, H., “Controlled Foaming of Polystyrene/MWCNT by Carbon Dioxide”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper # 2139262, Orlando, Florida, March 23-25, 2015.

Yu, K.J., Ameli, A., Kazemi, Y., Wang, S., and Park, C.B., “The Effect of Matrix Viscosity and Compounding Parameters on the Morphology and Electrical Conductivity of PP-CNTs/PS Blends”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper # 2134004, Orlando, Florida, March 23-25, 2015.

Ameli, A., Nofar, M., Saniei, M., Hossieny, N., Park, C.B., and Pötschke, P. “Electrical and Dielectric Properties of Foam Injection-Molded Polypropylene/Multiwalled Carbon Nanotube Composites“, AIP Conference Proceedings, Vol. 1664, 110002 (2015); http://dx.doi.org/10.1063/1.4918477

Nofar, M., Ameli, A, and Park, C.B., “Expanded Polylactide Bead Foaming- A New Technology“, AIP Conference Proceedings, Vol. 1664, 040002 (2015); http://dx.doi.org/10.1063/1.4918400

Ameli, A., Nofar, M., Saniei, M., Wang, S., and Park, C.B., “Foam Injection Molding of Polypropylene/Stainless Steel Fiber Composites for Efficient EMI Shielding”, 31st International Conference of the Polymer Processing Society, Paper # S09-85, Jeju Island, Korea, June 7-11, 2015.

Wang, S., Ameli, A., Kazemi, Y., Yu, K.J., Park, C.B., and Naguib, H., “Decoupling the Effects of Cell Size and Foam Density on Electrical Conductivity in Polystyrene/MWCNT Composite Foams”, FOAMS 2015, Kyoto, Japan, September 10-11, 2015.

Nofar, M. and Park, C.B., “Development of PLA Foam Products through Three Different Foam Processing Routes”, 5th Biofoams, Sorrento, Italy, October 13-16, 2015.

Ding, W.D., and Park, C.B., “Effect of Cellulose Nanofibers on the Foaming Behaviors of Poly(Lactic Acid)”, 5th Biofoams, Sorrento, Italy, October 13-16, 2015.

Chang, E., Ameli, A., Mark, L.H., and Park, C.B., “Effects of Uniaxial and Biaxial Orientation on Fiber Percolation in Conductive Polymer Composites“, GT70 Conference, Salerno, Italy, October 16-17, 2015

Wong, A. and Park, C.B., “A Modified Classical Nucleation Theory for Plastic Foam Processing”, ASME 2015 International Mechanical Engineering Congress and Exposition, Advances in Multidisciplinary Engineering, Track # 19 Honorary Session for Prof Nam P. Suh, # IMECE2015-50220, Houston, Texas, November 13-19, 2015.

Nofar, M. and Park, C.B., “Manufacturing of High-Performance Nano/Microcellular Expanded PLA Bead Foams”, ASME 2015 International Mechanical Engineering Congress and Exposition, Advances in Multidisciplinary Engineering, Track # 19 Honorary Session for Professor Nam P. Suh, # IMECE2015-50048, Houston, Texas, November 13-19, 2015.

Rizvi, A., and Park, C.B., “Processing/Structure/Properties Relationships in Polymer Blends for the Development of Functional Polymer Foams”, ASME 2015 International Mechanical Engineering Congress and Exposition, Advances in Multidisciplinary Engineering, Track # 19 Honorary Session for Professor Nam P. Suh, # IMECE2015-50288, Houston, Texas, November 13-19, 2015.

Chang, E., Ameli, A., Mark, L.H., and Park, C.B., “Effects of Uniaxial and Biaxial Orientation on Fiber Percolation in Conductive Polymer Composites”, AIP Conference Proceedings, Vol. 1695, 020027, 2015. DOI: 10.1063/1.4937305

Ameli, A., Kazemi, Y., Wang, S., Park, C.B., and Pötschke, P., “Effect of Void Fraction on Dielectric Properties of Injection-Molded Polypropylene/MWCNT Foams”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper # 243, Indianapolis, Indiana, May 23-25, 2016.

Ameli, A., Wang, S., Kazemi, Y., Park, C.B., and Pötschke, P., “Impact of Foaming on Fiber Breakage, Conductivity, and EMI Shielding of Injection-Molded Polypropylene/Stainless Steel Fiber Composites”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Indianapolis, Indiana, May 23-25, 2016.

Chu, R.K.M., Mark, L.H., and Park, C.B., “Foam Injection Molding of Polylactide with In-Situ Fibrillated Polytetrafluoroethylene”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #311, Indianapolis, Indiana, May 23-25, 2016.

Ding, W.D., Chang, E., Jahani, D., Alemdar, A., Wang, Q., Park, C.B., and Sain, M., “Development of PLA/Cellulosic Fibre Composite Foams Using Injection Molding: Foaming and Mechanical Properties”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Papers #451, Indianapolis, Indiana, May 23-25, 2016.

Mahmood, S.H. and Park, C.B., “Determination of CO2 Solubility and Volume Swelling in PMMA in Light of Retrograde Vitirification”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #469, Indianapolis, Indiana, May 23-25, 2016.

Mark, L.H., Chu, R.K.M., Wang, G., and Park, C.B., “Microcellular Foam Injection Molding of Thick Parts”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #308, Indianapolis, Indiana, May 23-25, 2016.

Narkedamalli, V., Ghaffari Mosanenzadeh, S., Naguib, H., and Park, C.B., “Application of Air Gap to Enhance Acoustic Performance of Bio-Based Pla Foams”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #, Indianapolis, Indiana, May 23-25, 2016

Ramezani Kakroodi, A., Kazemi, Y., Ding, W., Ameli, A., and Park, C.B., “Production of In Situ Microfibrillar Composites as a Novel Approach Towards Improved Bio-Based Polymeric Products”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #468, Indianapolis, Indiana, May 23-25, 2016.

Shaayegan, V., Ameli, A., and Park, C.B., “Modeling of the Fiber Orientation in Polymer/Fiber Composite Foams”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #423, Indianapolis, Indiana, May 23-25, 2016.

Shaayegan, V., Wang, C., Park, C.B., Costa, F., and Han, S., “Mechanism of Cell Nucleation in High-Pressure Foam Injection Molding Followed by Precise Mold-Opening”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #407, Indianapolis, Indiana, May 23-25, 2016.

Tabatabaei, A., Mark, L.H., Xie, Q., and Park, C.B., “Dynamic Solubility of Carbon Dioxide in Polypropylene Melt”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #443, Indianapolis, Indiana, May 23-25, 2016.

Tran, M.-P., Gong, P., Detrembleur, C., Thomassin, J.-M., Buahom, P., Saniei, M., Park, C.B., and Kenig, S., “Reducing Thermal Conductivity of Polymeric Foams with High Volume Expansion Made from Polystyrene/Expanded Graphite”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Paper #189, Indianapolis, Indiana, May 23-25, 2016.

Wang, S., Kazemi, Y., Shaayegan, V., Park, C.B., Ameli, A., and Naguib, H., “Foaming Effects on the Percolation Threshold in Conductive Polymer Composites: a Systematic Analysis”, Society of Plastics Engineers, Annual Technical Conference – ANTEC, Conference Proceedings, Indianapolis, Indiana, May 23-25, 2016.

Wang, S., Ameli, A., Shaayegan, V., Wang, C., Park, C.B., and Naguib, H., “Modelling of Multi-Cell Growth Effect on Fiber Location and Translation”, FOAMS 2016, Seattle, September 14-15, 2016.

(Best Paper Award) Rizvi, A., Andalib, Z.K.M., and Park, C.B., “Fiber-Spun Polypropylene/Polyethylene Terephthalate Microfibrillar Composites with Enhanced Tensile and Rheological Properties and Foaming Ability”, FOAMS 2016, Seattle, September 14-15, 2016.

Mahmood, S.H., and Park, C.B., “A Thermodynamic Investigation of Interactions Between Polymer and Blend Blowing Agent”, FOAMS 2016, Seattle, September 14-15, 2016.

Vahidifar, A., Ghaffari Mosanenzadeh, S., Naguib, H., and Park, C.B., “On the Structure and Properties of Flexible Open-cell Polyurethane Foams”, FOAMS 2016, Seattle, September 14-15, 2016.

Cherukupally, P., Chu, R.K.M., Bilton, A.M., and Park, C.B., “Oil Diffusion Properties of Acoustic Foams for Oil Contaminated Water Treatment”, AIP Conference Proceedings, Vol. 1779, 050011, 2016. DOI: 10.1063/1.4965516.

Ameli, A., Nofar, M., Saniei, M., Wang, S., and Park, C.B., “Foam Injection Molding of Polypropylene/Stainless Steel Fiber Composites for Efficient EMI Shielding”, AIP Conference Proceedings, Vol. 1713, 100005 (2016); doi: http://dx.doi.org/10.1063/1.4942310