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Sheet Springback in Automobile Forming (R.H Wagoner)





Catalytic Converter Reliability (J.K. Lee)


  • J.S. Kim, M.E. Walter and J.K. Lee: Modeling Mechanical Response of Intumescent Mat Material at Room Temperature, International Journal of Mechanical Sciences, 44, pp. 2285-2315, 2002.

  • H.J. Kim, J.S. Kim, M.E. Walter, and J.K. Lee: The Thermo-Mechanical Stress-Strain Response of Intumescent Mat Materials through Experiments and Strain Decomposition, Journal of Strain Analysis, vol. 37, No. 3, 2002.

  • J.H. Choi, Y.W Choi, J. Na and J.K. Lee: Total finite element analysis system for the design of an automotive catalytic converter, SAE 2002 World Congress and Exhibition, Paper No. 02FL-51, 2002.

  • W. Taylor, J. Fuehne, R. Lyon, J.K. Lee, and J. Kim: FEA Simulation and Experimental Validation of Catalytic Converter Structural Integrity, SAE 2000 World Congress,Detroit, Michigan, March 6-9, 2000,.(Paper No. 2000-01-0219)

  • J. Fuehne, W. Taylor, J. Kim, and J.K. Lee: Characterization of Catalytic Converter Mat Material for Predictive Analysis, SAE 2000 World Congress, Detroit, Michigan, March 6-9, 2000.(Paper No. 2000-01-0218)





Springback Testing (J.K. Lee)


  • K.M. Zhao and J.K. Lee: Inverse Estimation of Material Properties for Sheet Metals, Communication in Numerical Methods in Engineering, 20-2, PP. 105-118, 2004.

  • K.M. Zhao and J.K. Lee: Finite Element Analysis of the Three-Point Bending of Sheet Metals, Journal of Materials Processing Technology, 122, pp. 6-11, 2002.

  • J.K. Lee, Y.W. Choi, S.K. Lee, B.K. Chun and H.Y. Kim: Three-dimensional springback prediction for draw bead test simulation by using anisotropic nonlinear kinematic hardening model, Proc. NUMISHEET 2002, Jaeju, Korea, October 2002.

  • K.M. Zhao and J.K. Lee: Material Properties of Aluminum Alloy for Accurate Draw-Bend Simulation, Transactions of the ASME, Journal of Engineering Materials and Technology, vol. 123, pp. 287-292, July 2001.

  • K.M. Zhao and J.K. Lee: Generation of Cyclic Stress-Strain Curves for Sheet Metals, Transactions of the ASME, Journal of Engineering Materials and Technology, vol. 123, pp. 391-397, October 2001,

  • J.K. Lee, B.K. Chun, J.T. Jinn and H.Y. Kim: Modeling the Bauschinger effect for sheet metals, Symposium on Sheet Metal Forming USNCCM VI, Dearborn, Michigan, August 1-3, 2001.

  • J.K. Lee, B.K. Chun and H.Y. Kim: Numerical Investigation of Tailor Welded Blank Forming and Springback, Proc. NUMIFORM 2001-Simulation of Materials Processing: Theory, Methods and Applications, Ed. K. Mori, pp. 729-734, Toyohashi, Japan, June 18-21, 2001.(ISBN 90 2651 822 6)

  • B.K. Chun, J.T. Jinn and J.K. Lee: A constitutive model associated with permanent softening under multiple bend-unbend cycles in sheet metal forming and springback analysis, Proc. First MIT Conference on Computational Fluid and Solid Mechanics, Ed. K.J. Bathe, Vol.1, pp.120-124, Cambridge, MA, USA, June 12-15, 2001.(ISBN 008 043944 6)

  • K.M. Zhao, and J.K. Lee: Generation of cyclic stress-strain curves for sheet metals, ASME, MED-Vol. 11, Manufacturing in Engineering Division - 2000, pp. 667-674, Proceedings Of The ASME International Mechanical Engineering Congress and Exposition, Orlando, Florida, November 2000.

  • B.K. Chun, H.Y. Kim, J.K. Lee and K.Y. Choi: Effects of material modeling on springback prediction in draw/bend test using Pam-Stamp, Proc. AMERIPAM 2000,Detroit, Michigan, Oct. 2000.

  • B.K. Chun, H.Y. Kim, J.K. Lee and K.Y. Choi: Effects of Hardening model on springback prediction in draw/bend test, Proc. HANPAM 2000, Seoul, Korea, Nov. 2000.

  • K.M. Zhao and J.K. Lee: Springback Prediction Using Combined Hardening Model, IBEC'2000, Proc. International Body Engineering Conference & Exposition, pp.1-9, Detroit, MI, October 3-5, 2000.

  • J.K. Lee: Status and Research Issues in Sheet Metal Forming for Light Weight Automotive Components, 4th Steel Symposium: Manufacture and Application of Automotive Steels, Korea Institute of Metals, Invited Keynote Lecture Paper, pp. 235-244, Seoul, Korea, August 27-28 1999.

  • K.M. Zhao and J.K. Lee: On Simulation of Bending/Reverse Bending of Sheet Metals, Manufacturing Science And Engineering, ASME MED -Vol. 10, pp. 929-933, Ed. J.W. Sutherland, Proceedings of The ASME International Mechanical Engineering Congress and Exposition, Nashville, Tennessee, November 14-19, 1999.





Tailor-Welded Blanks (J.K. Lee)





Electromagnetic and High-Rate Forming (G.S. Daehn)





Layered Surface Structures (M.E. Walter)





Axisymmetric FEM Improvements (G.L. Kinzel)


  • J.T. Gau and G.L. Kinzel: An Experimental Investigation of the Influence of the Baushinger Effect on Springback Predictions, Journal of Materials Processing Technology, Vol. 108, pp.369-375, 2001.

  • J.T. Gau and G.L. Kinzel: A new model for springback prediction in which the Bauschinger effect is considered, International Journal of Mechanical Sciences, Vol. 43, No. 8, pp.1813-1832, 2001.

  • S. Esche, M. Ahmetoglu, G. Kinzel, and T. Altan: Numerical and Experimental Investigation of Redrawing of Sheet Metal, Journal of Materials Processing Technology, 98, pp. 17-24, 2000.

  • S. Esche, G.L. Kinzel, and J.K. Lee: An Axisymmetric Membrane Element with Bending Stiffness for Static Implicit Sheet Metal Forming Simulations, Trans. ASME Journal of Applied Mechanics, Volume 66, No. 1, pp. 153-164, 1999.

  • J.T. Gau: A Study of the Influence of the Bauschinger Effect on Springback in Two-Dimensional Sheet Metal Forming, Ph.D. Degree, The Ohio State University, Advised by G. Kinzel, Summer, 1999.

  • R.S. Sattanathan: Design of User Interfaces for Engineering Applications, M.S. Degree, The Ohio State University, Advised by G. Kinzel, 1997.

  • S.K. Essche: Developments for Two-Dimensional Sheet Metal Forming Analysis, PhD, The Ohio State University, Advised by G. Kinzel, Summer, 1997.





NUMISHEET





Laser Shock Peening(J.K. Lee)


  • A.H. Clauer, R.A. Brockman, W.R. Braisted, S.A. Noll, J.K. Lee, and A. Gilat: Modeling Residual Stresses from Laser Shock Peening, Proc. 5th Int. Conf. High Cycle Fatigue, 10 pages on a CD, Tempe, Arizona, March 2000.





Damage in Automotive Composites (S. Ghosh)


  • S. Ghosh, Z. Nowak and J.K. Lee: Quantitative characterization and modeling of composite microstructures by Voronoi cells, Acta Materialia, Vol. 45, No. 6, pp. 2215-2234, 1997.





Formability of Stainless Steel





Powder Metallurgy Cyclic Compaction (G.S. Daehn)





Tailor-Welding of Al Sheet (C.E. Albright)


  • S. Ramasamy, and C.E. Albright: CO2 and Laser Welding of 5754-O Aluminum Alloy for Automotive Applications, Sci. and Tech. of Welding and Joining, Vol. 6, No. 3, March, 2001.

  • S. Ramasamy, and C.E. Albright: CO2 and Laser Welding of 6111-T4 Aluminum Alloy for Automotive Applications, J. Laser Appl., Vol. 12, No. 3, June, 2000

  • S. Ramasamy: Laser Welding of Aluminum Alloys, PhD, The Ohio State University, Advised by C. Albright, 1997.





Electromagnetic Ring Expansion and Ductility (S.E. Bechtel)


  • W.F. Pon: A Model for Electromagnetic Ring Expansion Experiment and its Application to Materials Characterization, PhD, The Ohio State University, Advised by S. Bechtel, 1997.





Texture Evolution and Strain Localization (s. Ghosh)


  • S. Ghosh and S. Raju: Localized metal forming simulation by R-S adapted ALE finite element method, Journal of Strain Analysis, Vol. 32, No. 4, pp. 237-252, 1997.