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Other Publications

Public Media

  1. Cao, J. (2017) Machinery investment, not trade agreements, are the problem with Asia, The Hill, http://thehill.com/opinion/international/360877-machinery-investment-not-trade-agreements-are-the-problem-with-asia.
  2. Cao, J. (2018) – Manufacturing is an Integration Platform – and a Candy Store, a radio interview at Women and Manufacturing, http://womenandmfg.com/candy-store/?fl_builder.
  3. Cao, J. (2018) – Finding the way to tariff-proof manufacturing, The Hill, http://thehill.com/opinion/technology/398380-finding-the-way-to-tariff-proof-manufacturing.
  4. Featured as one of the 28 women faculty in the 150th Years of Women at Northwestern celebration, northwestern.edu/150-years-of-women/catalysts/index.html#filter=.Faculty*.
  5. Manufacturing A Future – Beyond the Assembly Line, Northwestern Research News, June 14, 2019, https://www.research.northwestern.edu/manufacturing-a-future-beyond-the-assembly-line/.

Refereed Conference Publications

  1. Martinez-Prieto, N., Fratta, G., Cao, J. and Ehmann, K. (2017) “Deposition of bead arrays with variable diameter by self-focusing of electrohydrodynamic jets”, Additive Manufacturing, Materials.
  2. Zhang, W.Z., Zhang, X.X., Lu, J., Wang, Q.J., Su, X.M., Zewng, D., Mirdamadi, M. and Cao, J. (2017) “Experimental characterization of the interaction between carbon fiber composite prepregs during the preforming process”, Additive Manufacturing; Materials.
  3. Bennett, J., Dudas, R., Cao, J., Ehmann, K., Hyatt, G. (2016) “Control of heating and cooling for direct laser deposition repair of cast iron components”, Int. Sym. on Flexible Automation, Cleveland, Ohio.
  4. Fan, Z.Y., Gao, R., Ng, M.K., Cao, J. and Smith, E.F. (2016) “Circumferential pressure measurement for microrolling process monitoring”, Int. Sym. on Flexible Automation, Cleveland, Ohio.
  5. Wang, X.L., Yao, Y.W., Ye, S., Liu, T.C., Assoufid, L., Cao, J. and Ulmer, M.P. (2016) “Shaping Si, NiCo, and glass substrates via stresses in the coatings”, Adaptive X-ray Optics IV.
  6. Ulmer, M. P., Coverstone, V. L., Cao, J., Chung, Y.-W., Corbineau, M.-C., Case, A., Murchison, B., Lorenz, C., Luo, G., Pekosh, J., Sepulveda, J., Schneider, A., Yan, X., Ye S. (2016) “APERTURE: a precise extremely large reflective telescope using re-configurable elements”, Proc. SPIE 9904, Space Telescopes and Instrumentation 2016: Optical, Infrared, and Millimeter Wave, 99041I, doi:10.1117/12.2231679, 2016
  7. Smith, J. Cao, J. and Liu, W. K. (2016) “Computational Challenges and Future Research Directions in Additive Manufacturing,” IACM Expression, 38, 2-5.
  8. Moser, N., Zhang, Z., Ren, H., Ehmann, K.F. and Cao, J. (2016) “An Investigation into the Mechanics of Double-Sided Incremental Forming using Finite Element Methods”, ESAFORM 2016.
  9. Zhang, W., Ren, H., Wang, Z., Liu, W.K., Chen, W., Zeng, D., Xu, X. and Cao, J. (2016) “An Integrated Computational Materials Engineering Method for Woven Carbon Fiber Composites Preforming Process”, ESAFORM 2016.
  10. Zhang, Z., Zhang, H., Shi, Y., Moser, N., Ren, H., Ehmann, K.F. and Cao, J. (2016) “Springback Reduction by Annealing for Incremental Sheet Forming”, NAMRC 44, June 27- July 1, 2016, Blacksburg, Virginia, USA.
  11. Wolff, S., Lee, T., Faierson, E., Ehmann, K. and Cao, J. (2016) “Anisotropic Properties of Directed Energy Deposition (DED)-Processed Ti-6Al-4V”, NAMRC 44, June 27 – July 1, 2016, Virginia Tech, Blacksburg, Virginia, USA.
  12. Zhang, H., Zhang, Z., Ren, H., and Cao, J. (2016) “Dieless Double-sided Incremental Hole-Flanging with Different Peripheral Supporting Strategies”, MSEC 2016.
  13. Ren, H., Moser, N., Zhang, Z., Ehmann, K., and Cao, J. (2016) “Effects of Tool Deflection in Accumulated Double-Sided Incremental Forming Regarding Part Geometry”, MSEC 2016.
  14. Ren, H.Q., Moser, N., Zhang, Z.X., Ehmann, K.F. and Cao, J. (2016) “Effect of Tool Deflection in Accumulated Double-Sided Incremental Forming Regarding Part Geometry,” ASME 2016 International Manufacturing Science and Engineering Conference, MSEC2016, June 27- July 1, 2016, Blacksburg, Virginia, USA.
  15. Pritchet, D., Cao, J., Ehmann, K. and Huang, J.X. (2016) “Boltzmann law-based control of localized electrophoretic particle deposition and manipulation,” Proc. International Conference on Manipulation, Automation and Robotics at Small Scales, 18-22 July 2016, Paris, France.
  16. Martinez-Prieto, N., Cao, J. and Ehmann, K. (2016) “Corner Deposition on Near-Field Electrospinning for Pin-To-Pin and Pin-To-Plate Electrode Configurations,” Proc. 4M/IWMF, Copenhagen, September 13-15, 2016.
  17. Martinez-Prieto, N., Dou, X., Huang, J.X., Cao, J. and Ehmann, K. (2016) “Direct-Writing of Flexible Structures using Velocity-Controlled Buckling in Near-Field Electrospinning,” 11th International Conference on Micro Manufacturing, Orange County, California, USA, March 2016, ICOMM 2016.
  18. Pritchet, D., Ehmann, K., Cao, J. and Huang, J.X. (2016) “Additive Micro Manufacturing with Modulated Electric Fields: Design Challenges and Application Potential,” 11th International Conference on Micro Manufacturing Orange County, California, USA, March 2016, ICOMM-2016.
  19. Wang, X., Yao, Y., Cao, J., Vaynman, S., Graham, M. E., Liu, T., Ulmer, M. P., “Investigation of magnetically smart films applied to correct the surface profile of light weight X-ray optics in two directions”, Proc. SPIE 9603, Optics for EUV, X-Ray, and Gamma-Ray Astronomy VII, 96031O, doi:10.1117/12.2187070, 2015.
  20. Yao, Y., Wang, X., Cao, J., Graham, M. E., Vaynman, S., Grogans, S. E., Cao, Y., and Ulmer, M. P., “Stress manipulated coating for figure reshape of light weight X-ray telescope mirrors”, Proc. SPIE 9603, Optics for EUV, X-Ray, and Gamma-Ray Astronomy VII, 96031J, doi:10.1117/12.2186146, 2015.
  21. Ren, H., Moser, N., Zhang, Z., Ndip-Agbor, E., Smith, J., Ehmann, K. and Cao, J. “Effects of Tool Positions in Accumulated Double-Sided Incremental Forming on Part Geometry”, ASME Int. Manuf. Sci. and Eng. Conference, 2015.
  22. Saxena, I., Liu, J., Ehmann, K.F. and Cao, J. “Biprism Interference Micro-Patterning For Periodic Micro-Structure Generation”, International Conference on MicroManufacturing, Milan, Italy, March 2015.
  23. Giovannini, G., Han, P., Ehmann, F.E. and Cao, J. “Tissue cutting with bio-inspired biopsy punches with serrated edges accompanied by vibrational motions,” International Conference on MicroManufacturing, Milan, Italy, March 2015.
  24. Xu, J., Abecassis, M., Zhang, Z., Guo, P., Cao, J. and Ehmann, J. “Accuracy Improvement of Nano-fiber Deposition by Near-Field Electro Spinning,”, International Workshop on Micro-Factory, Hawaii, 2014.
  25. Fan, Z., Zou, X., Gao, R., Ng, M.K., Cao, J. and Smith, E.F., “Design and evaluation of an embedded pressure sensor for microrolling process monitoring”, Proceedings of 2014 International Symposium on Flexible Automation, Awaji-Island, Hyogo, Japan, July, 2014.
  26. Ndip-Agbor, E.E., Smith, J., Ren, R., Xu, J., Jiang, Z., Chen, W. and Cao, J. “Optimization of CAD-based Toolpath Generation in Accumulative-DSIF”, Proceedings of ISFA2014 2014 International Symposium on Flexible Automation, Japan, 2014.
  27. Ulmer, M. P., Wang, X., Peter, K., Cao, J., Cao, Y., Karian, T., Grogans, S., Graham, M. E., Vaynman, S. and Yao, Y.,”Comparisons of the deflections of magnetically smart films on alloy of NiCo and glass substrates”, Proceedings of SPIE – The International Society for Optical Engineering. 2014;9208, SPIE conference in San Diego, California.
  28. Smith, J., Malhotra R., Liu, W.K., and Cao, J. “Application of a shear-modified GTN model to incremental sheet forming”, NUMISHEET 2014: The 9th International Conference and Workshop on Numerical Simulation of 3D Sheet Metal Forming Processes: Part A Benchmark Problems and Results and Part B General Papers, volume 1567, pages 824-827. AIP Publishing, 2014.
  29. Ndip-Agbor, E.E., Smith, J., Xu, R., Malhotra, R. and Cao, J. “Effect of relative tool position on the geometric accuracy of accumulative DSIF”, NUMISHEET 2014: The 9th International Conference and Workshop on Numerical Simulation of 3D Sheet Metal Forming Processes: Part A Benchmark Problems and Results and Part B General Papers, volume 1567, pages 828-831. AIP Publishing, 2014.
  30. Saxena, I., Ehmann, K., Cao, J. “Productivity Enhancement in Laser Induced Plasma Micro-Machining by Altering Salinity of the Dielectric Media”, Proceedings of the International Conference on Micro-Manufacturing 2014, Paper No. 93
  31. Ng, M.K., Saxena, I., Ehmann, K.F. and Cao, J., “Improving surface hydrophobic performance by micro-rolling based-texturing”, Proceedings of the 9th International Conference on Micro-Manufacturing, Singapore, March, 2014.
  32. Xu, R., Ren, H., Zhang, Z., Malhotra, R. and Cao, J, “A mixed toolpath strategy for improved geometric accuracy and higher throughput in double-sided incremental forming”, MSEC 2014-4127, Proc. ASME 2014 International Manufacturing Science and Engineering Conference, June 9-13, 2014, Detroit, MI, USA.
  33. 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. 8-10, 2013.
  34. 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.
  35. 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.
  36. 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.
  37. 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.
  38. 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.
  39. 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.
  40. 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
  41. 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, Nortre Dame, IN, U.S.A.
  42. 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.
  43. 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.
  44. 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 X-ray telescope mirror”, Proc. SPIE 8503, Adaptive X-Ray Optics II, 85030C, October 15, 2012; doi:10.1117/12.928454.
  45. 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.
  46. 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.
  47. 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.
  48. 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.
  49. 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.
  50. 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.
  51. 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.
  52. 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.
  53. 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.
  54. 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.
  55. Cao, J., Dohda, K., Zhou, R., Makino, T., Futamura, M., (2010) “An Investigation on Bump Formation in Forming of Micro Dimples”,Steel Research International, 81, No. 9:1160-1165, 81: n/a. doi: 10.1002/srin.201190002.
  56. 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.
  57. Wu W., Huang, Y., Malhotra R., Wang, Y and Cao, J. (2010) “Experimental and Numerical Analysis of Titanium MicroTube Elliptical Flaring”, Proceedings of the ASME 2010 International Manufacturing Science and Engineering Conference, October 12-15, 2010, Erie, PA, USA.
  58. 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.
  59. 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.
  60. 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.
  61. 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.
  62. 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.
  63. 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 20-23, 2009, Detroit, MI.
  64. 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.
  65. 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 7-10, 2008, Evanston, Illinois, USA.
  66. 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.
  67. 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.
  68. 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.
  69. Beltran, M., Huang, Y., Zhou, R. and Cao, J. (2008) “Microchannel Fabrication using Micro-Incremental Forming in Thin Stainless Steel Sheet”, 3rd International Conference on Micromanufacturing, September, 2008, Pittsburgh, PA.
  70. 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.
  71. 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.
  72. 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.331-334.
  73. 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.
  74. 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.
  75. 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.
  76. 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.
  77. 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.
  78. 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.
  79. 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.
  80. 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.
  81. 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.
  82. 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.
  83. 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.
  84. 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.
  85. 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.
  86. 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.
  87. 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.
  88. Mahayotsanun, N., Cao, J. and Peshkin, M. (2005) “A Draw-In Sensor for Process Control and Optimization”, NUMISHEET, Detroit, MI.
  89. 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.
  90. 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.
  91. Hang Shawn Cheng, Jian Cao, Numpon Mahayotsanun (2005) “Experimental Study on Woven Composites with Different Temperature Trajectories”, ESAFORM Conference, April, 2005.
  92. 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.
  93. 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.
  94. 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.
  95. 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.
  96. 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.
  97. Cao, J. and Cheng, H.S. (2004) “An Accelerated Method for Springback Compensation”, ESAFORM Conference, April, 2004.
  98. 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.
  99. 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.
  100. Cheng, H.S., Lu, H., Cao, J. and Liu, W.K. (2003) “Characterization of Wrinkling: Experiments and Simulations”, ESAFORM Conference on Material Forming, Italy.
  101. 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.
  102. 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.
  103. 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.
  104. 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
  105. 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.
  106. 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.
  107. 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.
  108. 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.
  109. 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.
  110. 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.
  111. 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.
  112. 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.
  113. 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.
  114. 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.
  115. 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.
  116. 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.
  117. 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.
  118. 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.
  119. 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.
  120. 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.
  121. 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.

Non-refereed Conference Publications

  1. Cao, J. Malhotra, R., Beltran, M.J, Reddy, N.V. (2011) “Incremental Forming at Multi-Scales”, Proceedings of 2011 NSF Engineering Research and Innovation Conference, Atlanta, Georgia, Jan. 4-7, 2011.
  2. Magargee, J., McHugh, M. Cao, J. and Brink, D.D. (2011) “Evaluating the Tensile and Compressive Behavior of Thin Metal Sheets Using a Transparent Micro-Wedge Device”, Proceedings of 2011 NSF Engineering Research and Innovation Conference, Atlanta, Georgia, Jan. 4-7, 2011.
  3. Cao, J., Dohda, K., Zhou, R., Makino, T. and Futamura, M. (2010) “An Investigation on Bump Formation in Forming of Micro Dimples”, Metal Forming 2010, Toyohashi, Japan, September 19-22, 2010, pp.1160-1164.
  4. Cao, J and Malhotra, R. (2009) “Incremental Forming at Multi-Scales”, Proceedings of 2009 NSF Engineering Research and Innovation Conference, Honolulu, Hawaii, June 22-25, 2009.
  5. Cao, J., Peshkin, M., Mahayotsanun, N., Gao, R.X., Sah, S. and Wang, Chuan-tao (2009) “Tooling-Integrated Draw-In and Pressure Sensing for Stamping Process Monitoring”, Proceedings of 2009 NSF Engineering Research and Innovation Conference, Honolulu, Hawaii, June 22-25, 2009.
  6. Smith, S., Woody, B., Cao, J., Belytschko, T., Malhotra, R., Huang, Y., Ziegert, J., Gnäupel-Herold, T. and Foecke, T. (2009) “Deformation Machining – A New Hybrid Process”, Proceedings of 2009 NSF Engineering Research and Innovation Conference, Honolulu, Hawaii, June 22-25, 2009.
  7. Huang, Y., Beltran, M. and Cao, J. (2008) “Experimental and Numerical Investigation of Forming Limits in Single Point Incremental Forming of a V-Shape Groove”, Proceedings of the 8th International Conference on Frontiers of Design and Manufacturing, September 23~26, 2008, Tianjin, China.
  8. Cao, J., Lee, W., Huang, Y., Wang, H-P (2008) “Numerical and experimental Analysis of Subtle Surface Distortion in Sheet Metal Forming”, in The 8th World Congress on Computational Mechanics/The 5th European Congress on Computational Methods in Applied Sciences and Engineering, edited by B.A. Schrefler and U. Perego, Proceedings of WCCM8 and ECCOMAS2008, in Venice, Italy, Jun. 30-Jul. 4, International Center for Numerical Methods in Engineering (CIMNE), Barcelona, Spain, 2008 pp. 228.
  9. Cao, J., Lee, W. and Padvoiskis, J. (2008) “Characterization of Material Deformation Behavior of Woven Composites”, in 2008 NSF Engineering Research and Innovation Conference in Knoxville, Tennessee, U.S.A., Jan. 7-10, 2008.
  10. Cao, J., Peshkin, M. and Mahayotsanun, N., Gao, R.X., Sah, S. and Wang, C.T. (2008) “Integrated Sensing for Stamping Process Monitoring and Control”, in 2008 NSF Engineering Research and Innovation Conference in Knoxville, Tennessee, U.S.A., Jan. 7-10, 2008.
  11. Kinsey, B.L., Onyancha, R.M., Parasiz, S.A., Krishnan, N., Cao, J., Ehmann, K., Liu, W.K., Espinosa, H. and Li, M. (2008) “Microforming Processes – Fundamental Studies and Developments”, in 2008 NSF Engineering Research and Innovation Conference in Knoxville, Tennessee, U.S.A., Jan. 7-10, 2008.
  12. Lee, W. and Cao, J. (2007) “Characterization of Woven Composites Forming from Macro to Micro”, International Conference on Intelligent Textiles 2007 in Seoul National University, Seoul, South Korea, Nov. 11-13, 2007.
  13. Lee, W. and Cao, J. (2007) “Non-orthogonal constitutive law with considering the tensile effect on the shear modulus”, 2007 NSF Grantee Conference on International Research and Education in Engineering in Purdue University, Indiana, U.S.A., Oct.30-Nov.1, 2007.
  14. Sherwood, J. A. and Cao, J. (2006) “Collaborative Research: Enhancing the Understanding of the Fundamental Mechanisms of Thermostamping Woven Composites to Develop a Comprehensive Design Tool”, National Science Foundation DMII Grantee Conference, St. Louis, MO.
  15. Cao, J. and Krishnan, N. (2006) “Experimental Study of Friction Behavior in Micropin Extrusion”, International Conference of Frontiers in Design and Manufacturing, Guangzhou, China.
  16. Cao, J. and Krishnan, N. (2005) “Recent Advances in Microforming: Science, Technology and Applications”, TMS, Pittsburg, PA.
  17. Buranathiti, T. and Cao, J. (2005) “Benchmark Simulation Results: Automotive Deck Lid Inner Panel (Benchmark 1)”, NumiSheet 2005, Detroit, MI.
  18. Buranathiti, T. and Cao, J. (2005) “Numisheet 2005 Benchmark Analysis on Forming of an Automotive Deck Lid Inner Panel (Benchmark 1)”, NumiSheet 2005, Detroit, MI.
  19. Buranathiti, T. and Cao, J. (2005) “Benchmark Simulation Results: Automotive Underbody Cross Member (Benchmark 2)”, NumiSheet 2005, Detroit, MI.
  20. Buranathiti, T. and Cao, J. (2005) “Numisheet 2005 Benchmark Analysis on Forming of an Automotive Underbody Cross Member (Benchmark 2)”, NumiSheet 2005, Detroit, MI.
  21. Buranathiti, T. and Cao, J. (2005) “Benchmark Simulation Results: Channel Draw/Cylindrical Cup 2-Stage Test (Benchmark 3)”, NumiSheet 2005, Detroit, MI.
  22. Liu, W.K., Cao, J. Cheng, H.S., Lu, H. (2004) “Founding of New Numerical Tool (RKEM) and Advancement of Experimental Setup”, 2004 National Science Foundation DMII Grantee Conference, January, Dallas, TX.
  23. Jian Cao, Wing Kam Liu, Hang Shawn Cheng, Hongsheng Lu (2003) “A Multi-Scale Approach for Predicting Wrinkling and its Experimental Verification “, 2003 National Science Foundation DMII Grantee Conference, Birmingham, Alabama.
  24. Jian Cao, Julie Chen, Samuel Chow, Darin Lussier, Xiongqi Peng, Xue Pu (2003), “Characterization in Stamping of Woven Composites”, 2003 National Science Foundation DMIII Grantee Conference, Birmingham, Alabama.
  25. Cao, J. (2002) “Springback Prediction in Straight Flanging”, 2002 Plasticity Conference, Aruba, Netherland.
  26. Cao, J. and Wang, X. (2001) “Experimental Study on Sheet Wrinkling Behavior and its Analysis”, 2001 National Science Foundation DMII Grantee Conference, Florida.
  27. Cao, J., Kinsey, B.L., and Song, N. (2001) “Experimental Implementation of the Novel Forming Process”, 2001 National Science Foundation DMII Grantee Conference, Florida.
  28. Chen, J., Bulusu, A., Cao, J. and Peng, X. (2001) “Intelligent Material and Process Design for Stamping of Structural Composites: Modeling and Comparisons”, 2001 National Science Foundation DMII Grantee Conference, Gainesville, Florida.
  29. Cao, J. and Wang, X. (2000) “A Stress Based Wrinkling Criterion”, 2000 National Science Foundation DMII Grantee Conference, Vancouver, Canada.
  30. Cao, J., Kinsey, B.L., and Song, N. (2000) “Enhance the Formability of Sheet Metal via Smart Tooling”, 2000 National Science Foundation DMII Grantee Conference, Vancouver, Canada.
  31. Chen, J., Bulusu, A., Cao, J. and Peng, X. (2000) “Intelligent Material and Process Design for Stamping of Structural Composites: Fabric Modeling”, 2000 National Science Foundation DMII Grantee Conference, Vancouver, Canada.
  32. Peng, X.Q. and Cao, J. (1999) “Material Characterization in Forming Structural Composites”, ME100, Polytechnic University,
  33. Chen J., Sherwood, J, and Cao, J. (1999) “High Volume Manufacturing of Structural Composites”, Tsai Symposium on Composites for the Next Millennium, July 2-3, 1999, Tours, France.

Additional Conference/Workshop Presentations

  1. Predictive Science Based Design for Advanced Metal Forming, January 25, 2013, STC-F, CIRP January meeting, Paris.
  2. Combined Isotropic-kinematic Hardening Behaviour in Sheet Metal Forming Processes & Failure in Incremental Forming, August 24, 2012, General Assembly, Part II.
  3. Numerical Simulation of Incremental Forming, 2010, CIRP January meeting, Paris.
  4. Effect of Surface Texture on Algae Growth, 2009, CIRP General Assembly Part II, Boston.
  5. A New Experimental Apparatus for Measuring the Kinematic Hardening Behavior in Sheet Metals, 2007, CIRP January Meeting.
  6. Draw-in Sensor for Real-time Measurement/Control in Sheet Metal Forming, 2006, North American Deep Drawing Group Research Conference.
  7. CAREER Program Development, 2005, TMS.
  8. Manufacturing Processes Research on Metals, 2004, Interagency Meeting on Metal Research.
  9. The US National Science Foundation’s Investment in Manufacturing, 2004, China Natural Science Foundation.
  10. Intelligent Manufacturing and Maintenance System, 2004, Manufacturing Frontier Conference.
  11. From the Nano Tech Lab to the Manufacturing Industry: The NSF Initiative, 2004, Indo-US Advanced Manufacturing Forum.
  12. Opportunities and Challenges in Micro-forming, 2004, Indo-US Advanced Manufacturing Forum.
  13. Current Funded Projects & Future Directions in Manufacturing Processes Research, 2003, Interagency Meeting on Metal Research.
  14. Life Beyond the Ph.D., 2003, National Science Foundation Division of Design, Manufacturing and Industrial Innovation Grantee Conference.
  15. Research Opportunities in Green Engineering: Bridging Design and Manufacturing, 2003, Society of Women Engineers Conference.
  16. Engineering Applications of Newly Proposed Reproducing Kernel Element Method, 2003, International Congress of Applied Mathematics.
  17. A Multi-Scale Meshfree Approach for Predicting Wrinkling and Experimental Verification, 2003, US Congress of Computational Mechanics.
  18. Process Control: Hardware and Software, 2002, North American Deep Drawing Group Research Conference.
  19. Instability Analysis – Wrinkling, 2001, North American Deep Drawing Group Research Conference.
  20. Wrinkling Prediction in Numerical Simulations, 1999, US Congress of Computational Mechanics.
  21. Springback in Flanging Operation, 1999, North American Deep Drawing Group Research Conference.

Invited Presentations

  1. Plenary, 2021 IACM Conference for Mechanistic Machine Learning and Digital Twins for Computational Science, Engineering and Technology, Sept. 26 – 29, 2021, San Diego.
  2. Invited Speaker, Female Researchers Chapter, 2021 U.S. National Congress on Computational Mechanics (virtual), July 27, 2021.
  3. Keynote, 11th Brazilian Congress on Manufacturing Engineering, May 24, 2021.
  4. Invited seminar, Department of Mechanical Engineering, Massachusetts Institute of Technology, April 16, 2021.
  5. Distinguished Seminar Series, The University of Utah, March 2021.
  6. Invited Speaker, Women in STEM, Walter Payton College Prep in Chicago, Feb. 6, 2021.
  7. Byron Short Lecture, The University of Texas, Austin, October 30, 2020.
  8. Invited Panelist, Building Corporate Relationships, Northwestern University, October 28, 2020.
  9. Invited Seminar, Center for Advanced Manufacturing, University of Southern California, Oct. 23, 2020.
  10. Invited Seminar, Duke University, October 7, 2020.
  11. Lindbergh Lecture, University of Wisconsin, Madison, September 10, 2020.
  12. Invited Speaker, CIRP Japan meeting, December 9, 2019.
  13. Invited Guest and Moderator, Tokyo Forum 2019 – Shaping the Future, December 6 – 8, 2019, University of Tokyo, Japan.
  14. Invited Speaker, Agile – Metamorphic Manufacturing Workshop, LIFT, Detroit, Nov. 14, 2019.
  15. Invited Speaker, Metamorphic Manufacturing – Incremental Deformation Processing for Agile, High-quality Metallic Component Production, Materials Science and Technology, Portland, Sept. 30, 2019.
  16. Invited Seminar, Material characterization in metal forming, Daimler AG, Stuttgart, Germany, August 26, 2019.
  17. Panelist, Encouraging Collision: Cultivating a Culture of Innovation in Large and Medium Corporations, mHUB, Chicago, March 14, 2019.
  18. Inaugural Speaker of the Distinguished Seminar Series, Digital Manufacturing, Department of Mechanical Sciences and Engineering, University of Illinois, Urbana-Champaign, March 5, 2019.
  19. Plenary Keynote, Manufacturing for X, ASME IMECE, Pittsburgh, November 9-15, 2018.
  20. Invited Speaker, Modeling Challenges and Opportunities at the Part-Level, A Workshop on: The Frontiers of Mechanistic Data-Driven Modeling for Additive Manufacturing, The National Academy, Oct. 24-26, 2018, Fürth, Germany.
  21. Keynote, From Dieless Forming to Smart Tooling, 5th International Conference on New Forming Technology (ICNFT), Sept. 19 – 21, 2018, Bremen, Germany.
  22. Plenary, Advanced 3D Printing Processes, International Forum on MicroManufacturing, July 20-22, 2018, Toyama, Japan.
  23. Keynote, Linking Thermal History to Mechanical Behavior in Directed Energy Deposited Materials, 75th Anniversary of SEM Annual Conference, February 26, 2018, Greensville, SC.
  24. Invited Seminar, Manufacturing for X, Apple Inc., February 12, 2018.
  25. Invited Seminar, The Art and Science of Flexible Sheet Metal Forming, The Ohio State University, January 23, 2018, Columbus, Ohio.
  26. Keynote, Process-structure-properties Relationships of DED-processed Inconel 718, Plasticity 2018, Jan. 3 – 9, 2018, San Juan, PR.
  27. Invited Seminar, The Art and Science of Flexible Sheet Metal Forming, JITRI, Nanjing, China, December 13, 2017.
  28. Plenary Keynote, The Art and Science of Flexible Sheet Metal Forming, 12th International Conference on Technology of Plasticity, September 17-22, 2017, Cambridge, U.K.
  29. Finalist, Manufacturing Process Compiler, NAMRC Blue Skype Competition, Los Angeles, June 2017.
  30. Invited Talk, Additive Manufacturing, University of British Columbia, Vancouver, Jan. 2017.
  31. Invited Speaker, Digital Manufacturing – what is it and how will it impact our world? NU Knowledge at Noon, April 5, 2016, Evanston, IL.
  32. Invited Speaker, Advanced Manufacturing – Current Challenge in Computing Conference, March 29 – 31, 2016, Napa, CA.
  33. Invited Speaker, Generis American Manufacturing Summit, February 29 – March 1, 2016, Chicago, Illinois, http://manufacturing.generisgp.com/summit/speakers
  34. Invited Talk, Integration of Innovative Manufacturing Processes, Mechanics and Materials Design for Energy-efficient Distributed Manufacturing, December 15, 2015, University of Michigan, Ann Arbor.
  35. Keynote, Digital Manufacturing, 12th Conference on Advanced Molding and Materials Processing, November 20, 2015, Nansha, China.
  36. Keynote, Cope with Uncertainties in Sheet Metal Forming Processes – Classification and Methodologies, 2nd Conf on Uncertainty in Mechanical Engineering, Nov. 19, 2015, Darmstadt, Germany.
  37. Keynote, Advances in Modeling of Manufacturing Process, Society of Engineering Science Annual Technical Conference, Oct. 28 – 30, 2015, College Station, TX.
  38. Invited Talk, Additive Manufacturing, NAS workshop, Oct. 7-9, 2015, Washington, D.C.
  39. Invited Talk, “Digital Manufacturing for Flexibility and Energy Efficiency”, DMDII Summer Institute on Sustainability and Energy, August 10, 2015, Chicago, IL.
  40. Invited Talk, “Coupling Manufacturing, Mechanics and Materials Design in Additive Manufacturing”, NSF Workshop on Multiscale/3D Printing Cement, July 16-17, Nashville, TN.
  41. Plenary Talk, “Flexible Energy Efficient Sheet Metal Forming”, International Deep Drawing Research Group 2015 Conference, Shanghai, China, June 1, 2015.
  42. Invited Panelist, Advanced Manufacturing Workshop, University of Pennsylvania, May 21, 2015.
  43. Department Seminar Speaker, Mechanical & Industrial Engineering, University of Iowa, May 7, 2015.
  44. Invited Talk, “Opportunities and Challenges in Rapid Flexible Manufacturing”, U.S. National Committee for Theoretical and Applied Mechanics, The National Academies, May 1, 2015.
  45. Invited Seminar, “Challenges and Opportunities in Linking Materials, Processes and Performance”, NIST, April 30, 2015.
  46. Invited Speaker, Generis American Manufacturing Summit, March 10-11, 2015, Chicago, Illinois, http://manufacturing.generisgp.com/summit/speakers.
  47. Panelist, “Reaping the Benefits of Corporate Sponsored Research: A Panel Discussion by McCormick Faculty”, Northwestern University, Jan. 22, 2015.
  48. Invited Lecturer “Flexible Energy-Efficient Manufacturing”, Hong Kong Productivity Council, Oct. 13, 2014.
  49. Plenary Talk, “Rapid Manufacturing Processes for Enhancing Energy Efficiency”, International Conference on Advanced Aerospace Manufacturing, May 22-23, 2014, Shanghai, China.
  50. Invited Department Seminar, Materials Science and Engineering, Carnegie Mellon, April 25, 2014.
  51. Curie Lecture, University of Florida, Gainesville, February 18, 2014.
  52. Plenary Talk “Microforming”, 2013 International Conference on Multi-Material Micro-Manufacture (4M2013), 8-10 October 2013, San Sebastian, Spain.
  53. Keynote Talk, “Metal forming proc16th International Conference on Advances in Materials & Processing Technologies (AMPT 2013), Sept. 22 – 26, 2013, Taiwan.
  54. Invited Talk “Eletroplasticity – Yes or No”, University of Ulsan, May 4, 2013, Ulsan, South Korea
  55. Invited Talk “Manufacturing Aspects in Systems Engineering for Clean and Renewable Energy Manufacturing”, National Science Foundation, March 14, 2013, Arlington, VA.
  56. Invited Talk “Converging Knowledge and Technologies for Societal Benefit – Implications: Societal collective outcomes, including manufacturing”, National Science Foundation, December 11, 2012, Arlington, VA.
  57. Invited Seminar, “Material Design and Manufacturing”, Schlumberger, November 12, 2012, Houston, TX.
  58. Keynote Talk “Small Features for Large Saving”, ISGMA 2012 International Symposium on Green Manufacturing and Applications, August 25-27, 2012, Jeju, Korea.
  59. Invited Talk “Transforming the Landscape of Manufacturing”, WTEC Study on NBIC2, National Science Foundation, June 25, 2012.
  60. Invited Seminar “Point-of-Need Manufacturing Processes for Enhancing Energy Efficiency”, University of Texas, Austin, April 10, 2012.
  61. Invited Seminar “Point-of-Need Manufacturing Processes for Enhancing Energy Efficiency”, Texas A&M, College Station, Texas, April 11, 2012.
  62. Invited Epstein Institute Seminar, “Point-of-Need Manufacturing Processes for Enhancing Energy Efficiency”, Department of Daniel J. Epstein Department of Industrial and System Engineering, University of Southern California, October 25, 2011.
  63. Keynote Talk, “Engineering Energy-efficient Surfaces and Forming Processes”, ISGMA 2011 International Symposium on Green Manufacturing and Applications, October 6~7, 2011, Seoul, Korea.
  64. Invited Talk, “Recent Findings in Incremental Forming”, Institute of Forming Technology and Lightweight Construction (IUL), Dortmund, Germany, August, 2011.
  65. Invited Talk, “Surface Texturing: Theory, Fabrication Methods and Applications”, Institute of Forming Technology and Lightweight Construction (IUL), Dortmund, Germany, August, 2011.
  66. Invited Talk, “Manufacturing Processes to Increase Energy Efficiency and Energy Independency”, March 15, 2011, Kansas State University.
  67. Invited Talk, “Incremental forming at multi-scales”, Indo-US forum, Aurangabad, India, Dec. 17, 2010.
  68. Keynote Talk, “Recent findings in microforming and its applications”, The 10th Asia-Pacific Conference on Engineering Plasticity and Its Applications, Wuhan, China, Nov. 15-17, 2010
  69. Keynote Talk, “Micromanufacturing in Biomedical and Energy Applications”, International Forum on MicroManufacturing, Gifu, Japan, Oct. 21-23, 2010.
  70. Keynote Talk, “An investigation on bump formation in forming of micro dimples”, Metal Forming 2010, Toyohashi, Japan, September 19-22, 2010.
  71. Plenary Talk, “Manufacturing Processes to Increase Energy Efficiency and Energy Independency”, 9th International Conference on Frontiers of Design and Manufacturing, Changsha, China, July 17-20, 2010.
  72. Association for Manufacturing Technology, “New Technology Developments in Japan”, 2010 Manufacturing Technology Forum, March 31, 2010, Nashville, TN.
  73. NSF US-Egypt Wind Energy Workshop, “Understanding the Life of Power Transmission Elements of Wind Turbine Systems”, March 22-24, 2010, Cairo, Egypt.
  74. Silgan, “Sheet Metal Forming Research at AMPL”, February 25, 2010, Wisconsin.
  75. Naval Research Laboratory, “Material Formability and Geometry Flexibility in the Deformation Processes,” January 28, 2010.
  76. India Institute of Technology, Kanpur, “Forming Processes and Surface Texturing in the Era of Energy Research”, December 10, 2009.
  77. Argonne National Laboratory, Argonne, IL, “Surface Texturing in the Era of Energy Research”, November 18, 2009.
  78. Shanghai Jiao Tong University, China, “Surface Texturing and Manufacturing Processes to Increase Energy Efficiency”, September 14 and September 15, 2009.
  79. National Taiwan University, Taiwan, “Surface Texturing and Manufacturing Processes to Increase Energy Efficiency” & “Research at ME of Northwestern University”, July 13, 2009.
  80. Chung Yuan Christian University, Taiwan, “Surface Texturing and Manufacturing Processes to Increase Energy Efficiency”, July 13, 2009.
  81. NSF Energy Workshop, “Better efficiency by surface texturing”, June 21, 2009.
  82. University of Minnesota, Twin City, “Surface Texturing and Manufacturing Processes to Increase Energy Efficiency”, April 1, 2009.
  83. Society of Manufacturing Engineers Micromanufacturing Conference, “Microforming”, March 31, 2009.
  84. University of Colorado, Boulder, “Material and Friction Characterization in Forming”, February 26, 2009.
  85. University of Connecticut, “Material and Friction Characterization in Forming”, January 23, 2009.
  86. India Institute of Technology, Kanpur, “Metal Forming: Process Innovation and Mechanics”, December 15, 2008.
  87. Georgia Institute of Technology, “Material and Friction Characterization in Forming”, Oct. 24, 2008.
  88. Shanghai Jiao Tong University, “Material and Friction Characterization in Forming”, Sept. 22, 2008.
  89. Seoul National University, Department of Materials Science and Engineering, “Incremental Forming: Advances and Challenges”, Sept. 12, 2008.
  90. Keynote Presentation, “Incremental Forming: Advances and Challenges”, International Conference on Technology of Plasticity, Gyeongju Korea, Sept. 11, 2008.
  91. General Electric, “Surface Engineering and its Effect on Friction Control”, July 22, 2008.
  92. Society of Manufacturing Engineers Micromanufacturing Conference, “Microforming”, April 21, 2008.
  93. General Motors, “Integrated Sensing System for Stamping Monitoring and Control”, April 18, 2008.
  94. University of North Carolina, Charlotte, “Mechanics and Control of Deformation Processes”, March 18, 2008.
  95. University of California, Irvine, “Micromanufacturing and Microfluidics Research at Northwestern”, with W.K. Liu, Feb. 28, 2008.
  96. California State University, Fullerton, “Introduction of Research at the Department of Mechanical Engineering at Northwestern University”, Feb. 27, 2008.
  97. 2008 NSF Engineering Research and Innovation Conference in Knoxville, Tennessee, U.S.A. “An American Manufacturing Innovation Initiative”, Jan. 10, 2008.
  98. 14th International Symposium on Plasticity and its Current Applications in Kailua-Kona, Hawaii, U.S.A, “Experimental and Numerical Investigation of Combined Isotropic-kinematic Hardening Behavior”, Jan. 4, 2008.
  99. International Symposium on Automotive Sheet Metal Forming, India, Dec. 17, 2007, “Predictability of Numerical Simulations”.
  100. Keynote, International Conference on Future Trends in Composite Materials and Processing, India, Dec. 14, 2007, “Material Characterization of Woven Composites”.
  101. Keynote, International Conference on Intelligent Textiles, Seoul, South Korea, Nov. 12, 2007, “Material Characterization of Woven Composites”.
  102. INSA-Lyon (Institut National des Sciences Appliquées de Lyon), France, Sept. 20, 2007, « Size Effects in Woven Composites and Metals ».
  103. Ford Motor Company, Dearborn, Michigan, September 7, 2007, “Enhancing Interface Performance through Surface Texturing”.
  104. Workshop on Advanced Technologies for New Materials, Taiwan, July 16, 2007, « Develop Computer-Integrated Systems for Composite Sheet Forming Processes From Micro to Macro Scale”.
  105. SME Micromanufacturing Conference (short course), March 13, 2007, “Fundamentals and Challenges in Microforming”.
  106. University of Stuttgart, Institute of Metal Forming, Germany, Oct. 5, 2006, “Mechanics and Control of Sheet Metal Forming Processes in Automotive Applications”.
  107. General Motors, September 29, 2006, “An Investigation of Surface Distortion in Line Dies”.
  108. University of Michigan, Ann Arbor, September 28, 2006, “Manufacturing at Multi-scales”.
  109. Tokyo University of Agriculture and Technology, Japan, July 14, 2006, “Mechanics and Control of Sheet Metal Forming Processes”.
  110. Nagoya Institute of Technology, Japan, July 7, 2006, “Fundamentals and Challenges in Microforming”.
  111. Toyota, July 7, 2006, “Characterization of Wrinkling and Draw-in in Sheet Metal Forming”.
  112. Chung Yuan Christian University, Taiwan, July 5, 2006, “Fundamentals and Challenges in Microforming”.
  113. Shanghai JiaoTong University, China, June 28, 2006, “Advances in Metal Forming”.
  114. Boeing Phantom Works, St Louis, Missouri, June 13, 2006, “Manufacturing at Multi-scales”.
  115. General Motors, Michigan, April 3, 2006, “Prediction of Surface Distortion”.
  116. of Massachusetts, Lowell, April 21, 2006, “Career Program Development”.
  117. The Chinese University of Hong Kong, Hong Kong, January 18, 2006, “Manufacturing at Multi-scales”.
  118. HuaZhong University of Science and Technology, China, January 16, 2006, “Mechanics and Control of Sheet Metal Forming Processes”.
  119. Hong Kong University of Science and Technology, January 13 2006, “Material Characterization of Woven Composites”.
  120. Purdue University, December 15, 2005, “Manufacturing at Multi-scales”.
  121. I.T., November 29, 2005, “Manufacturing at Multi-scales”.
  122. Unico, Inc., Wisconsin, November 22, 2005, “Real-time Calculation of Optimal Blank Holder Force History in Sheet Metal Forming”.
  123. IMECE Panel on Biomanufacturing, November 10, 2005, “Micromanufacturing”.
  124. General Motors, Michigan, October 27, 2005, “Characterization of Draw-in and Wrinkling in Sheet Metal Forming”.
  125. Shanghai JiaoTong University, China, Oct. 11, 2005, “Innovative Processes for Sustainable Manufacturing”.
  126. Plenary Talk: M&P 2005, Seattle, WA, June 21, 2005, “Manufacturing at Multi-scales”.
  127. Drexel University, September 23, 2005, “Manufacturing at Multi-scales”.
  128. Clemson University, August 30, 2005, “Mechanics and Control of Sheet Metal Forming Processes in Automotive Applications”.
  129. Georgia Tech Institute of Technology, Oct. 29, 2004, “Microforming: Study of Grain Size and Friction Effects in the Extrusions of Micropins”.
  130. Purdue University, Oct. 12, 2004, “Current Activities and Future Directions in Manufacturing Processes Research”.
  131. Hong Kong University of Science and Technology, December 9, 2003, “Fundamentals of Forming at Multiple Scales”.
  132. Ohio State University, November 13, 2003, “Understanding the Material Processing & Manufacturing Program”.
  133. National Science Foundation, May 27, 2003, “Sheet Forming and Looking Beyond”.
  134. New Jersey Institute of Technology, November 13, 2002, “Modeling Tools and Forming Technologies for the Enhancement of Design Attributes”.
  135. Michigan Technological University, November 1, 2001, “Modeling Tools and Forming Technologies for the Enhancement of Design Attributes”.
  136. University of Leuven, Belgium, April 23, 2001, “The Relationship between Materials Characterization Methods and Material Models for Stamping of Woven Fabric/Thermoplastic Composites”.
  137. MSC, Inc., Illinois, December 17, 2000, “Analysis of the Softcoil Problem”.
  138. Illinois Institute of Technology, November 29, 2000, “Material Characterization in Forming Structure Composites”.
  139. Rensselaer Polytechnic Institute, September 22, 2000, “Material Characterization in Forming Structure Composites”.
  140. General Electric, September 21, 2000, “Material Characterization in Forming Structure Composites”.
  141. University of Nevada, Reno, September 14, 2000, “Material characterization and instability analysis in sheet materials forming”.
  142. Ford Scientific Research Lab, September 6, 2000, “Material Characterization in Forming Structure Composites”.
  143. National Steel Inc. , September 8, 2000, “Material Characterization and Instability Analysis in Sheet Materials Forming”.
  144. Columbia University, July 6, 2000, “A Computer Integrated System for Sheet Forming”.
  145. Northeastern University, May 12, 2000, “Modeling Tools and Forming Technologies for the Enhancement of Design Attributes”.
  146. University of Illinois, Chicago, February 17, 2000, “A Computer Integrated System for Sheet Forming”.
  147. General Motors, January 28, 2000, “Stamping Technologies to Reduce Weight and Lead Time”.
  148. University of Washington, January 7, 2000, “A Computer Integrated System for Sheet Forming”.
  149. Northwestern Polytechnical University, December, 1999, “Material Characterization in Forming Structure Composites”.
  150. Georgia Institute of Technology, September 7, 1999, “A Computer Integrated System for Sheet Forming”.
  151. University of Maryland, College Park, July 21, 1999, “A Computer Integrated System for Sheet Forming”.
  152. Women in Engineering, University of Maryland, July 23, 1999.
  153. Keynote, ‘Plasticity in Manufacturing Processes & Product Performance’ at 13th U. S. National Congress of Applied Mechanics, Gainesville, Florida, 21-26 June 1998.
  154. University of Massachusetts, Lowell, September 15, 1998, “A Computer Integrated System for Sheet Forming”.

Patents

Granted:

  1. Cao, J. and Kinsey, B., ‘Adaptive Method and Apparatus for Forming Tailor Welded Blank’, U.S. Patent No. 5,941,110, August 24, 1999.
  2. Cao, J., Lee, J.H. and Peshkin, M., ‘Real-time Draw-in Sensors and Methods of Fabrication’, U.S. Patent No. 6,769,280, August 3, 2004.
  3. Cao, J., Swanson, A. and Davis, T. “Microforming Method and Apparatus,” US Patent No 8,408,039 B2, April 2, 2013.
  4. Smith, K. S., Woody, B., Ziegert, J. and Cao, J. ‘Deformation Machining – A Hybrid Process’, US Patent No. 8,545,142, Oct. 1, 2013.
  5. Roth, J. and Cao, J. “Electrical-assisted Double Side Incremental Forming and Processes Thereof”, US Patent No. 8,741,079 B2, June 3, 2014.
  6. Cao, J., Zhou, R. and Ehmann, K “Desktop deformation-based micro surface texturing system”, US Patent No. 8,905,748 B2, December 9, 2014.
  7. Grzina, D. Rajesh, T., Cao, J., Wang, Q., Xia, Z. C., Ling, T.D., Liu, P. “Cutting Tools with Textured Surfaces,” US Patent No. 9,144,845, September 29, 2015.
  8. Malhotra, R. and Cao, J. “System and Method for Accumulative Double Sided Incremental Forming”, US Patent No. 9,168,580, October 27, 2015.
  9. Beltran, M., Cao, J. and Roth, J. “System and Method for Incremental Forming”, US Patent No. 9,221,091 B2, Dec. 29, 2015; US Patent No. 10,913,100, February 9, 2021.
  10. Zeng, Q., Ehmann, K.F. and Cao, J. “Tri-pyramid Robot: a novel 3-DOF translational parallel manipulator”, No. 9,283,671 B2, March 15, 2016; US Patent No. 10,583,552, March 10, 2020.
  11. Xia, Z. C., Cao, J., Wang, Q., Rajesh, T., Grzina, D., Ling, T.D., Liu, P. “Forming Tools having Textured Surfaces”, US Patent No. 9,321,090 B2, April 26, 2016.
  12. Pallav, K., Malhotra, R., Saxena, I. Ehmann, K.F. and Cao, J “Laser Induced Plasma Micromachining (LIPMM)”, US Patent No. 9,455,127 B2, Sept. 27, 2016; US Patent No. 10,692,700, June 23, 2020.
  13. Gao, R.X., Fan, Z. and Cao, J. “Methods and Apparatus for Monitoring Microrolling Processes Using Embedded Sensing”, US Patent No. 9,500,540, November 22, 2016.
  14. Cao, J., Zhou, R. and Ehmann, K “Desktop deformation-based micro surface texturing system”, US Patent No. 9,688,015 B2, June 27, 2017, division of 8,905,748.
  15. Yao, Y.W., Wang, X., Ulmer, M. and Cao, J. “Stress manipulated coating for figure reshape of optical substrates”, US Patent No. 9,864,105 B2, Jan. 9, 2018; Divisional US Patent No. 10,274,644 B2, April 30, 2019.
  16. Cao, J. and Roth, J. “Apparatus for Electrical-Assisted Incremental Forming and Process Thereof”, US Patent No. 9,951,397, April 24, 2018.
  17. Ndip-Agbor, E. E. and Cao, J. “An Automated Toolpath Generation Method for Double Sided Incremental forming of Three Dimensional Freeform Shapes from Sheets”, US Patent No. 10,162,329, December 25, 2018.
  18. Zeng, Q., Ehmann, K., Ng, M.K. and Cao, J. “Incremental rotary rolling mill and method’, US Patent No. 11,077,477 B2, August 3, 2021.
  19. Cao, J. Chen, J. Ehmann, K. and Zhang, H. “Method and Apparatus for Double-sided Incremental Flanging”, No. 16/613,885, Nov. 15, 2019.

Pending:

  1. Bennett, J., Cao, J. and Ehmann, K.F. “Systems and Methods for Global Thermal Control of Additive Manufacturing”, 16/223,534, Dec. 18, 2017.
  2. Yao, Y., Prieto, N.M., Machado, C., Cao, J. and Park, K.C. “Self-healing, Hydrophobic Composites and related Methods”, 17/057,805, Nov. 23, 2020.
  3. Ren, H.Q., Xie, J., Liao, S., Leem, D., Cao, J. and Ehmann, K.F. “In-situ Springback Compensation in Incremental Sheet Forming”, WO 2020/168211 A1, US 62/805759, August 20, 2020.
  4. Kung, H.H., Park, K.C.K., Cao, J., Patankar, N.A., Ehmann, K.F., Bhandari, S., Machado, C.J., Jiang, Z., Zhao, T.Y. and Urgun-demirtas, M. “Foulant resistant surfaces for phase change heat” 18/061,048, June 8, 2023
  5. Solomon, J. L., Wang, H. P., Blaski, B. J., Vasquez, V., Huang, L., Leem, D., & Cao, J. “Systems and methods for evaluating rigidity of angle bracket.” 17/538,560. June 1, 2023
  6. Rout, S. K., Cao, J., & Bisram, M. R. “Systems and Methods for Dieless Composite Forming.” 18/134,868, December 21, 2023.
Northwestern NIMSI AMPL