Northwestern University Robert R. McCormick School of Engineering and Applied Science

Advanced Manufacturing Processes Laboratory

Refereed Conference Publications

  1. M. Giovannini, N. Moser, K. Ehmann, “Experimental and Analytical Study of Micro-Serrations on Surgical Blades”, Proceedings of the 13th  International Nanochannel, Microchannel and Minichannels Conference, InterPACK2015&ICNMM2015, San Francisco, California, USA, July 2015, accepted.

  2. M. Giovannini, N. Moser, X. Wang, K. Ehmann, “Computational and experimental study of vibrational motions on tissue cutting for solid biopsy needles”, Proceedings of the 2015 International Manufacturing Science and Engineering Conference, MSEC 2015, Charlotte, North Carolina, USA, June 2015, accepted

  3. Mohanty, S., Ehmann, K. and Cao, J. (2015) “Numerical analysis of the effect of non-uniform electric field on the trajectory of micro water jet”, MSEC2015-9445, 2015 ASME International Manufacturing Science and Engineering Conference, Charlotte, NC, June 8-12, 2015.

  4. M. Giovannini, P. Han, K. Ehmann, J. Cao, “Tissue cutting with bio-inspired biopsy punches with serrated edges accompanied by vibrational motions”, Proceedings of 4M/ICOMM 2015, Milan, Italy, March 2015.  

  5. Xu, Jiachen, Maxwell Abecassis, Ziguan Zhang, Ping Guo, Jiaxing Huang, Kornel Ehmann, Jian Cao. (2014) “Accuracy Improvement of Nano-fiber Deposition by Near-Field Electrospinning.” Paper presented at the International Workshop on Microfactories, Honolulu, Hawaii. October 5-7, 2014.

  6. Yancheng Wang, Weisi Li, Peidong Han, Marco Giovannini, Kornel Ehmann and Albert Shih, “Advances in Needle for Tissue Cutting – Geometry, Mechanics, Design and Manufacturing”, Proceedings of International Conference of Manufacturing Technology Engineers 2014, ICMTE 2014, Jeju Island, Korea, October 2014.

  7. Che, D., Han, P., Peng, B., and Ehmann, K., “Finite element study on chip formation and force response  in  two-dimensional  orthogonal  cutting  of  rock,”  2014  ASME  International Manufacturing Science and Engineering Conference, p. MSEC2014-3952 (2014).

  8. Che, D., and Ehmann, K., “Heat transfer in polycrystalline diamond compact cutters in rock turning,” 2014 International Symposium on Flexible Automation, p. ISFA2014-36 (2014).

  9. Ng, M.K., Magargee, J., Ehmann, K.F. and Cao, J. (2013) "Microrolling-based Surface Texturing", Conference on Multi-Material Micro Manufacture, San Sebastián, Spain, Oct. 810, 2013.

  10. Ulmer, M. P., Wang, X., Cao, J., Graham, M. E., and Vaynman, S. (2013) "Update to an application using magnetic smart materials to modify the shape of a x-ray telescope mirror", Proc. SPIE 8861, Optics for EUV, X-Ray, and Gamma-Ray Astronomy VI, 88611R (September 26, 2013); doi:10.1117/12.2024217.

  11. Fan, R., Ng, M.K., Xu, D., Hu, P. and Cao, J. (2013) "Experimental and Numerical Study of Electrically-Assisted Micro-Rolling", The 11th International Conference on Numerical Methods in Industrial Forming Processes, Shenyang, China, July 6-10, 2013.

  12. Velasquez, T., Han, P., Cao, J. and Ehmann, K. (2013) “Feasibility of laser surface texturing for friction reduction in surgical blades”, MSEC2013-1193, 2013 ASME International Manufacturing Science and Engineering Conference, Madison, WI, June 10-14, 2013.

  13. Magargee, J., Morestin, F. and Cao, J. (2013) “Characterization of flow stress for commercially pure titanium subjected to electrically-assisted deformation”, MSEC2013-1069, 2013 ASME International Manufacturing Science and Engineering Conference, Madison, WI, June 10-14, 2013.

  14. Malhotra, R., Saxena, I., Ehmann, K. and Cao, J. (2013) “Line-based laser induced plasma micro-machining (L-LIPMM)”, MSEC2013-1153, 2013 ASME International Manufacturing Science and Engineering Conference, Madison, WI, June 10-14, 2013.

  15. Che, D., and Ehmann, K., "Polycrystalline diamond turning of rock," Proc. ASME 2013 International Manufacturing Science and Engineering Conference, p. MSEC2013-1127.

  16. Fan, Z.Y., Zou, X.Y., Gao, R. X and Cao, J. (2013) “Pressure Reconstruction for Microrolling Process Monitoring”, 46th CIRP Conference on Manufacturing Systems 2013, Procedia CIRP 7, pp. 258-263, Setubal, Portugal, May 29-31, 2013. 

  17. Ng, M.K., Magargee, J., Fan, R., Gao R.X. and Cao, J. (2013) "Surface texturing in titanium alloy by electrically-assisted micro-rolling", Proceedings of the 8th International Conference on Micromanufacturing, Victoria, Canada, March 25-28, 2013.

  18. Magargee, J. Morestin, F., Cao, J. and Jones, J.S. (2013) “Micro-scale Mechanical Testing of Non-woven Carbon Nanotube Sheets and Yarns”, Proceedings of the 8th International Conference on Micromanufacturing, Victoria, Canada, March 25-28, 2013

  19. Peidong Han, Kumar Pallav and Kornel Ehmann, "Force Model for Needle-Tissue Interaction" ASME 2012 International Manufacturing Science and Engineering Conference, Notre Dame, Indiana, USA, June 4–8, 2012

  20. Li, L., Li, B., Li, X., and Ehmann, K. F., "Experimental investigation of hard turning mechanisms by PCBN tooling embedded micro thin film thermocouples,"ASME International Manufacturing Science and Engineering Conference, June 4-8, 2012,Notre Dame, IN

  21. Xu, D., Malhotra, R., Cao, J, Reddy, N.V., Chen, J. (2012) “Analytical Prediction of Stepped Feature Generation in Multi-Pass Single Point Incremental Forming”, 40th NAMRC, June 4-8, 2012, Notre Dame, IN, U.S.A.

  22. Wang, X., Cao, J., Ulmer, M. P., Graham, M. E., Vaynman, S., Savoie, J. and Bellavia, B. (2012) “Comparing theory with experimental data in studying the deformation of magnetically smart films deposited on nickel and glass substrates”, Proc. SPIE 8503, Adaptive X-Ray Optics II, 85030D (October 15, 2012); doi:10.1117/12.929350.

  23. Ulmer, M.P., Wang, X., Cao, J., Savoie, J., Bellavia, B., Graham, M.E., Vaynman, S. (2012) "Progress report on using magneto-strictive sputtered thin films to modify the shape of a Xray telescope mirror", Proc. SPIE 8503, Adaptive X-Ray Optics II, 85030C, October 15, 2012; doi:10.1117/12.928454. 

  24. Wang, X., Ulmer, M.P., Graham, M.E., Vaynman, S., Savoie, J., Hoffmann, L. and Cao, J. (2012) "Deflection for a Magnetostrictive Thin Film Bimorph in a Magnetic Field”, 40th NAMRC, June 4-8, 2012, Nortre Dame, IN, U.S.A.

  25. Han, P., Kim, J., Ehmann, K. and Cao, J. (2012) “Laser surface texturing of medical needles for friction control”, 1st PROMED Conference, Brescia, Italy, May 2-4, 2012.

  26. Ng, M.K., Fan, R., Zhou, R., Smith, E, Gao, R. and Cao, J. (2012) “Micro surface-texturing by electrically assisted micro-rolling”, Proceedings of the 7th International Conference on Micromanufacturing, Evanston, IL, pp. 259-266.

  27. Malhotra, R.,  Xue, L., Cao, J., Belytschko, T., Smith, K. Scott.,  Ziegert, J. (2011) “Prediction and Analysis of Fracture in Single Point Incremental Forming using a Damage based Material Model”, accepted to Proceeding of the North American Manufacturing Research Conference of SME, Vol. 39, June 13-17, 2011, Oregon State University, Corvaliis, Oregon, USA.

  28. Malhotra, R., Cao, J., Ren, F., Kiridena, V., Xia, Z.Cedric. (2011) ”Improvement of geometric accuracy in Incremental Forming by using a Squeezing Toolpath With Two Forming Tools”,  accepted to  2011 International Manufacturing Science and Engineering Conference, June 13-17, 2011, Oregon State University, Corvaliis, Oregon, USA. 

  29. Zhou, R., Cao, J, Ehmann, K., Xu, C., (2011), “An investigation on deformation-based micro surface texturing”, ASME/SME/JSME Manufacturing Research Conference, Corvallis, OR, June 2011.

  30. Ulmer, M.P., Grahama, M.E., Vaynmana, S., Cao, J. and Takacs, P.Z. (2011) “Plan for using magnetically smart materials to shape X-ray optics”, SPIE, V. 1, Prague.

  31. Zhou, R., Cao, J., Ehmann, K., Chuang, Y., Lee, A., Wu, C., Huang, K, (2011) “A novel desktop deformation based micro surface texturing system”, 6th International Conference on Micromanufacturing, Tokyo, Japan, March 2011.

  32. Ulmer, M.P., Grahama, M.E., Vaynmana, S., Cao, J. and Takacs, P.Z. (2010) “Magnetic smart material application to adaptive X-ray optics”, SPIE, 7803 - 8 V. 1. 

  33. Malhotra, R., Huang, Y., Xue, L., Cao, J., Belytschko, T. (2010) “An Investigation on the Accuracy of Numerical Simulations for Single Point Incremental Forming with Continuum Elements.” , Proceedings of the 10th International Conference on Numerical Methods in Industrial Forming Processes, June 13-17, 2010, Pohang, Korea, AIP Conference Proceedings, 1252, pp/221-227.

  34. Malhotra, R., , Xue, L.,  Cao, J. (2010) “Fracture Based Formability Prediction in Incremental Forming”, Proceedings of the ASME 2010 International Manufacturing Science and Engineering Conference, October 12-15, 2010, Erie, PA, USA.

  35. Mahayotsanun, N., Cheng, T.J., Chuang, Y., Tu, K.Y., Lee, H.C., Ehmann, K., and Cao, J.(2010) “Effects of Grain Size and Strain Rate in Micro-Extrusion”, Proceedings of the 2010 International Conference of Micromanufacturing, Madison, WI, April 2010.

  36. Mahayotsanuna, N., Lee, H.C., Cheng, T.J., Chuang, Y., Tu, K.Y., Beltran, M., Ehmann, K and Cao, J (2010) “Development of the micro-exstrusion machine to study the grain size and strain rate effects in the micro-extrusion process”, International Symposium on Flexible Automation, Tokyo, Japan, July 2010.

  37. Mahayotsanuna, N., Lee, H.C., Cheng, T.J., Chuang, Y., Tu, K.Y., Ehmann, K and Cao, J. (2009) “Development of the high-speed micro-extrusion machine to investigate strain rate and size effects”, 4M/ICOMM 2009, Karlsruhe, Germany.

  38. Wang, Yongjun, Wu, Weichao, Huang, Ying, Reddy, N.V. and Cao, J. (2009) “Experimental and Numerical Analysis of Double Sided Incremental Forming”, Proceedings of the 2009 International Manufacturing Science and Engineering Conference, MSEC2009, October 5-8, 2009, West Lafayette, IN, USA.

  39. Meng, F., Zhou, R., Davis, T., Wang, Q., Cao, J., Hua, D., and Liu, J. (2009) “Numerical Study of Effect of Initial Clearance Between Lubricated Laser-Textured Parallel Surfaces on Friction”, Society of Tribologists and Lubrication Engineers Annual Meeting, May 17-21, 2009, Lake Buena Vista, FL.

  40. Zhou, R., Cao, J., Xia, Z. C. , Wang, Q. and Alali, I., (2009) “Experimental Analysis of Die Wear in Sheet Metal Forming”, Society of Automotive Engineers World Congress, April 2023, 2009, Detroit, MI.

  41. Wang, Y., Huang, Y., Cao, J. and Reddy, N.V. (2008) “Experimental Study on a New Method of Double Side Incremental Forming”, Proceedings of the 2008 International Manufacturing Science and Engineering Conference, MSEC2008, October 7-10, 2008, Evanston, Illinois, USA.

  42. Huang, Y., Cao, J., Smith, S., Woody, B., Ziegert, J. and Li, M. (2008) “Studies of Size Effect on the Formability of a Domed Part in Incremental Forming”, Proceedings of the 2008 International Manufacturing Science and Engineering Conference, MSEC2008, October 710, 2008, Evanston, Illinois, USA.

  43. Malhotra, R., Reddy, N.V. and Cao, J. (2008) “A Generic Tool Path Generation Methodology for Incremental Forming”, Proceedings of the 2008 International Manufacturing Science and Engineering Conference, MSEC2008, October 7-10, 2008, Evanston, Illinois, USA.

  44. Davis, T., Zhou, R., Pallav, K., Beltran, M., Cao, J.,  Ehmann, K., Wang, Q. J., Xia, Z. C., Talwar, R. and Lederich, R. (2008) “Experimental friction study of micro-scale laser-textured surfaces,” International Workshop on Microfactories 2008, Oct. 5-7, 2008, Evanston, IL. 

  45. Cao, J., Huang, Y., Reddy, N.V., Malhotra, R. and Wang, Y. (2008) “Incremental Sheet Metal Forming: Advances and Challenges”, International Conference on Technology of Plasticity, Gyeongju, Korea, pp. 1967-1982, ISBN: 978-89-5708-152-5. 

  46. Beltran, M., Huang, Y., Zhou, R. and Cao, J. (2008) “Microchannel Fabrication using MicroIncremental Forming in Thin Stainless Steel Sheet”, 3rd International Conference on Micromanufacturing, September, 2008, Pittsburgh, PA.

  47. Cao, J., Lee, W., Cheng, H.S., Wang, H.P. and Chung, K. (2008) “Experimental and Numerical Investigation of Combined Isotropic-kinematic Hardening Behavior”, in Mechanics and Mechanisms of Finite Plastic Deformation, edited by A.S. Khan and B. Farrokh, Proceedings of PLASTICITY ’08: The 14th International Symposium on Plasticity and its Current Applications in Kailua-Kona, Hawaii, U.S.A., Jan. 3-8, 2008, Neat Press, Fulton, Maryland, 2008, pp.109-111.

  48. Lee, W., Cao, J., Badel, P. and Boiss, P. (2008) “Non-orthogonal Constitutive Model for Woven Composites with Considering Tensile Effect on Shear Behavior”, in The 11th ESAFORM Conference on Material Forming, Proceedings of ESAFORM 2008 in Lyon, France, Apr. 23-25, 2008, pp.327-330.

  49. Lee, W., Padvoiskis, J., Cao, J., de Luycker, E., Boisse, P., Morestin, F., Chen, J. and Sherwood, J. (2008) “Bias-extension of woven composite fabrics”, in The 11th ESAFORM Conference on Material Forming, Proceedings of ESAFORM 2008 in Lyon, France, pp.331334.

  50. Wang, H-P., Xu, S., Cao, J., Chen, W. and Cheng, H.S. (2008) “A Study on a Surface Distortion Predictor for Sheet Metals: validation in Yoshida Buckling Problems”, in 2008 NUMISHEET.

  51. Parasiz, S.A., Kinsey, B., Krishnan, N. and Cao, J. (2007) “Characterization and Investigation of Deformation during Microextrusion using X-ray Texture Analysis”, ASME International Manufacturing Science and Engineering Conference, Atlanta, Georgia.

  52. Huang, Y., Wang, Y.J., Cao, J. and Li, M. (2007) “Prediction of Forming limit in Single Point Incremental Forming with the Ductile Fracture Criterion,” ASME International Manufacturing Science and Engineering Conference, Atlanta, Georgia. 

  53. Davis, T., Cao, J., Chen, W., Wang, Q., Xia, C., Talwar, R. and Lederich, R. (2007) “Effect of Micro Manufacturing Processes on Surface Behavior,” ASME International Manufacturing Science and Engineering Conference, Atlanta, Georgia.

  54. Mahayotsanu, N, Krishnan, N., Cao, J. and Ehmann, K. (2007) “Study of Strain Rates and Size Effects in the Microextrusion Process: Part I - Development of a Microextrusion Machine,” 2nd International Conference on Micromanufacturing, Clemson, South Carolina.

  55. Parasiz, S.A., Kinsey, B., Mahayotsanun, N. and Cao, J. (2007) “Dependence of Deformation on Grain Size and Sample Size in Microextrusion,” 2nd International Conference on Micromanufacturing, Clemson, South Carolina. 

  56. Mahayotsanu, N, Cao, J., Sah, S., Gao, R., and Wang, C.T., (2007) “Integrated Sensing System for Stamping Monitoring and Control,” IEEE SENSORS 2007, Atlanta, Georgia.

  57. Lee, W., Cao, J., Chen, J. and Sherwood, J.A. (2007) “Numerical Analysis on Double Dome Stretching Tests of Woven Composites”, ESAFORM Conference, Zaragoza, Spain, ISBN: 978-0-7354-0414-4, pp. 1052-1057.

  58. Cheng, H.S., Lee, W., Cao, J., Seniw, M. and Wang, H.P. and Chung, K.S. (2007)

    “Experimental and Numerical Investigation of Kinematic Hardening Behavior in Sheet Metals”,ESAFORM Conference, Zaragoza, Spain, ISBN: 978-0-7354-0414-4, pp.337 – 342.

  59. Gamache, L., Sherwood, J.A., Chen, J. and Cao, J. (2007) “Characterization of the Fabric/Tool and Fabric/Fabric Friction during the Thermostamping Process”, ESAFORM Conference, Zaragoza, Spain, ISBN: 978-0-7354-0414-4, pp. 1068-1073.

  60. Cheng, H. S., Cao, J. and Wang, H.P. (2006) “Experimental and Numerical Analysis of the Buckling and Post-buckling Phenomena in the Yoshida Test”, ASME International Conference on Manufacturing Science and Engineering, Ypsilanti, Michigan, 2006.

  61. Cao, J., Krishnan, N, Mori, L. and Espinosa H.D. (2006) “Experimental Investigation of the Size Effects Observed in the Extrusion of Micropins”, 1st International Conference on Micromanufacturing, Urbana, Illinois, 2006.

  62. Mahayotsanum, N., Cao, J. and Peshkin, M. (2006) “Characterization of a Draw-in Sensor Built on the Principal of Mutual Inductance”, International Symposium on Flexible Automation, Osaka, Japan.

  63. Liu, L, Chen, J., Zhu, B., Yu, T.X., Tao, X.M., and Cao, J. (2006) “The Yarn-to-Yarn Friction of Woven Fabric”, ESAFORM 2006, Glasgow, U.K.

  64. Buranathiti, T., Cao, J., Xia, Z.C. and Chen, W. (2005) “Probabilistic Design in a Sheet Metal Stamping Process under Failure Analysis”, NUMISHEET, Detroit, MI.

  65. Mahayotsanun, N., Cao, J. and Peshkin, M. (2005) “A Draw-In Sensor for Process Control and Optimization”, NUMISHEET, Detroit, MI.

  66. Krishnan, N., Cao, J., Kinsey, B., Parasiz, S.A. and Li, M. (2005) “Investigation of Deformation Characteristics of Micropins Fabricated Using Microextrusion”, IMECE 2005, Orlando, FL.

  67. Krishnan, N., Cao, J. and Dohda, K. (2005) “Microforming: Study of Friction Conditions and the Impact of Low Friction/High Strength Die Coatings on the Extrusion of Micropins”, IMECE 2005, Orlando, FL.

  68. Hang Shawn Cheng, Jian Cao, Numpon Mahayotsanun (2005) “Experimental Study on Woven Composites with Different Temperature Trajectories”, ESAFORM Conference, April, 2005.

  69. Krishnan, N., Cao, J., Ehmann, K. F. and Owusu-Ofori, S. (2004) “Microforming: Study of grain size and friction effects in the extrusion of micropins”, 4th International Workshop on Microfactories, Shanghai, China, October 15-17, 2004.

  70. Krishnan, N. and Cao, J. (2004) “Experimental Investigation and Comparison of Variable Blank-holder Force Trajectories Using an ARMA Model”, JUSFA 2004, July 19-21, Denver, Colorado.

  71. Liu, W.K., Cao, J. Lu, H.S. and Krishnan, N. (2004) “A Multi-scale Simulation of Microforming Process Using RKEM”, NUMIFORM 2004, June 13-17, Columbus, OH.

  72. Sahai, A., Schramm, U., Buranathiti, T., Chen, W., Cao, J. and Xia, Z.C. (2004) “Sequential Optimization and Reliability Assessment Method for Metal Forming Processes“, NUMIFORM 2004, June 13-17, Columbus, OH.

  73. Cao, J., Cheng, H.S. and Peng, X.Q. (2004) “Experimental Verification for a Non-orthogonal Constitutive Model for Woven Composites”, ESAFORM Conference, April, 2004.

  74. Cao, J. and Cheng, H.S. (2004) “An Accelerated Method for Springback Compensation”, ESAFORM Conference, April, 2004.

  75. J. Cao, H.S. Cheng, T.X. Yu, B. Zhu, X.M. Tao, S.V. Lomov, Tz. Stoilova, I.Verpoest, P. Boisse, J. Launay, G. Hivet, L. Liu, J. Chen, E.F. de Graaf and R. Akkerman (2004) “A Cooperative Benchmark Effort on Testing of Woven Composites”, ESAFORM Conference, April, 2004, p.305.

  76. Cao, Peng, X.Q., Cao, J., Chen, J. (2003) “Stamping Simulation of Woven Composites Using a Non-orthogonal Constitutive Model”, ESAFORM Conference on Material Forming, Italy.

  77. Cheng, H.S., Lu, H., Cao, J. and Liu, W.K. (2003) “Characterization of Wrinkling: Experiments and Simulations”, ESAFORM Conference on Material Forming, Italy.

  78. Krishnan, N., Cao, J., (2002) "Estimation of Optimal Blank Holder Force Trajectories in Segmented Binders Using an ARMA Model", Proceedings of the JSME/ASME Conference on Materials and Processing, Oct 15-18, 2002-Honululu, Hawaii.

  79. Peng, X.Q., Xue, P., Cao, J., Lussier, D. and Chen, J. (2002) “Normalization in the Picture Frame Test of Woven Composites: Length or Area?”, ESAFORM Conference on Material Forming, Krakow, Poland. 

  80. Baghdasaryan, L., Chen, W., Buranathiti, T. and Cao, J. (2002) “Model Validation via Uncertainty Propagation using Response Surface Models”, 2002 ASME Design Engineering Technical Conferences, Montreal, Canada.

  81. Buranathiti, T. and Cao, J., Baghdasaryan, L., Chen, W., (2002) “An Approach for Model Validation in Simulating Sheet Metal Forming Processes”, International Conference on Frontiers of Design and Manufacturing, Dalian, China

  82. Krishnan, N and Cao, J. (2002) “Real-time Calculation of Optimal Blank-holder Force History in Sheet Metal Forming Using an ARMA Model”, 2002 Japan US Symposium on Flexible Automation, Hiroshima, Japan.

  83. Li, S.P. and Cao, J (2001) "Enhancement of Coil Stiffness Using a Cardboard Core", 2001 International Mechanical Engineering Congress and Exposition, New York, NY.

  84. Peng, X.Q. and Cao, J. (2001) "Sensitivity Study on Material Characterization of Textile Composite", the First M.I.T. Conference on Computational Fluid and Solid Mechanics, Cambridge, Massachusetts, June 12 - 14, 2001.

  85. Kinsey, B.L. and Cao, J. (2001) "Numerical Simulation and Experimental Implementation of Tailor Welded Blank Forming", Second Global Conference on Processing & Manufacturing of Sheet Metals, 2001 TMS Annual Meeting, New Orleans, Louisiana, February 11-15,2001.

  86. Peng, X.Q., Lussier, D., Cao, J. and Chen, J. (2001) "Material Behavior Characterization of Textile Composite Sheets: Experiments and Simulation", Second Global Conference on Processing & Manufacturing of Sheet Metals, 2001 TMS Annual Meeting, New Orleans, Louisiana, February 11-15,2001.

  87. Song, N., Qian, D., Cao, J., Liu, W., Viswanathan, V. and Li, S.F. (2000) "Effective Models for Prediction of Springback in Flanging", Symposium on Advances in Metal Forming, American Society of Mechanical Engineers, Orlando, Florida.

  88. Peng, X.Q. and Cao, J. (2000) "Numerical Determination of Mechanical Elastic Constants of Textile Composites", 15th Annual Technical Conference of the American Society for Composites, College Station, Texas, Sept. 25-27, 2000.

  89. Lee, L.H., Cao, J., Xia, Z.C. and Tang, S.C. (2000) "Reduction of Forming Steps of an Axisymmetric Multi-step Drawing Problem via Numerical Modeling", 2000 Society of Automotive Engineers International Congress & Exposition, Detroit, MI.

  90. Cao, J., Kinsey, B.L., Song, N. and Yao, H. (2000) "Next Generation Stamping Dies - Flexibility and Controllability', International Conference of Flexible Automation & Intelligent Manufacturing, College Park, Maryland.

  91. Kinsey, B., Song, N., and Cao, J. (1999) “Analysis of Clamping Mechanism for Tailor Welded Blank Forming”, 1999 International Body Engineering Conference, paper No. 99IBECC_26, Detroit, MI.

  92. Cao, J., Liu, Zhihong, Liu, W.K. (1999) “Prediction of Springback in Straight Flanging”, Symposium on Advances in Sheet Metal Forming, 1999 ASME IMECE Winter Conference.

  93. Cao, J., Karafillis, A. and Ostrowski, M. “Prediction of Flange Wrinkles in Deep Drawing”, Advanced Methods in Materials Processing Defects, ed. Predeleanu and P.Gilormini, 1997.

  94. Cao, J., Karafillis, A. and Boyce, M. “Prediction of Forming Limit Diagram using KB yield Criterion”, International Symposium on Plasticity and its Current Applications, 1997.

  95. Kinsey, B. and Cao, J. “An Experimental Study to Determine the Feasibility of Implementing Process Control to Reduce Part Variation in a Stamping Plant”, 1997 Society of Automotive Engineers International Congress & Exposition, Detroit, MI.

  96. Cao, J. and Boyce, M., “Design and Control of Forming Parameters Using Finite Element Analysis”, Symposium on Computational Material Modeling, American Society of Mechanical Engineers, Chicago, IL. 1994, pp.265. 

  97. Sunseri, M., Karafillis, A., Cao, J. and Boyce, M., “Methods to Obtain the Net Shape in Aluminum Sheet Forming Using Active Binder Force Control”, Symposium on Mechanics of Materials Processing and Manufacturing, 1994. ASME, Chicago, IL.

  98. Cao, J., Bakkestuen, R., Jalkh, P., Boyce, M. and Hardt, D., “Improvement of Forming Height and Stability of Aluminum Parts Using Active Binder Control”, International Deep Drawing Conference, 1994, Lisboa, Portugal.