Archival Journal Papers

[41] Jasperson, B.A., J. Schmale, W. Qu, F.E. Pfefferkorn, K.T. Turner*, will be submitted 2013, “Thin Film Heat Flux Sensors Fabricated on Bulk Copper Substrates for Microfluidic Measurements,” Microfluidics and Nanofluidics.

[40] Cole, E.G., A. Fehrenbacher, N.A. Duffie, M.R. Zinn, F.E. Pfefferkorn, N.J. Ferrier*, will be submitted 2013, “Weld Temperature Effects during Friction Stir Welding of Dissimilar Aluminum Alloys 6061-T6 and 7075-T6,” Materials and Manufacturing Processes.

[39] Haddad, G. and F.E. Pfefferkorn*, will be submitted 2013, “A Metric For Defining The Efficiency Of Thermally Assisted Friction Stir Welding,” ASME Journal of Manufacturing Science and Engineering, Special Issue on Thermally-Assisted Manufacturing.

[38] Jeon*, Y. and F.E. Pfefferkorn, submitted 2013, “Experimental Study of Tool Wear Effect on Micro End Milling of Bio Compatible Metals,” International Journal of Surface Science and Engineering, In Review.

[37] Fehrenbacher, A., C.B. Smith, N.A. Duffie, N.J. Ferrier, F.E. Pfefferkorn, M.R. Zinn*, submitted 2012, “Combined Temperature And Force Control For Robotic Friction Stir Welding,” ASME Journal of Manufacturing Science and Engineering, In Review.

[36] Ma, C., M. Vadali, N.A. Duffie, F.E. Pfefferkorn*, X. Li, submitted 2013, “Numerical Simulation of Melt Pool Flow and Surface Evolution during Pulsed Laser Micro Polishing,” ASME Journal of Manufacturing Science and Engineering, Special Issue on Thermally-Assisted Manufacturing, In Review.

[35] Fehrenbacher, A., J.R. Schmale, M.R. Zinn, F.E. Pfefferkorn*, submitted 2012, “Measurement of Tool-Workpiece Interface Temperature Distribution in Friction Stir Welding,” ASME Journal of Manufacturing Science and Engineering, In Review.

[34] Fehrenbacher, A., N.A. Duffie, N.J. Ferrier, F.E. Pfefferkorn, M.R. Zinn*, submitted 2012, “Closed-Loop Control Of Temperature In Friction Stir Welding And Its Effect On Weld Quality,” International Journal of Advanced Manufacturing Technology,In Review.

[33] Pfefferkorn*, F.E., N.A. Duffie, X. Li, M. Vadali, C. Ma, 2013, “Improving surface finish in pulsed laser micro polishing using thermocapillary flow,” CIRP Annals Manufacturing Technology, 62(1), DOI: 10.1016/j.cirp.2013.03.112.

[32] Vadali, M., C. Ma, N.A. Duffie, X. Li, F.E. Pfefferkorn*, 2013, “Effects of Pulse Duration on Laser Micro Polishing,” ASME Journal of Micro and Nano-Manufacturing, DOI: 10.1115/1.4023756.

[31] Ma, C., L. Chen, J. Xu, A. Fehrenbacher, Y. Li, F.E. Pfefferkorn, N.A. Duffie, J. Zheng, X. Li*, submitted 2013, “Effects of Fabrication and Processing Technology on the Biodegradability of Magnesium Nanocomposite: Friction Stir Processing, Ultrasonic Processing and Laser Surface Melting,” Journal of Biomedical Materials Research: Part B, DOI: 10.1002/jbm.b.32891.

[30] Shultz, E.F., A. Fehrenbacher, F.E. Pfefferkorn, M.R. Zinn, N.A. Duffie, N.J. Ferrier*, 2012, “Shared Control of Robotic Friction Stir Welding in the Presence of Imperfect Joint Fit-up,” SME Journal of Manufacturing Processes, 15(1), 25-33.

[29] Chen, L.-Y., H. Konishi, A. Fehrenbacher, C. Ma, J.-Q. Xu, H. Choi, H.-F. Xu, F.E. Pfefferkorn, X. Li*, 2012, “Novel Nanoprocessing Route for Bulk Graphene Nanoplatelets Reinforced Metal Matrix Nanocomposites,” Scripta Materialia, DOI: 10.1016/j.scriptamat.2012.03.013.

[28] Vadali, M., C. Ma, N.A. Duffie, X. Li, F.E. Pfefferkorn*, 2012, “Pulsed Laser Micro Polishing: Surface Prediction Model,” SME Journal of Manufacturing Processes, 14, 307-315.

[27] Cole E.G., A. Fehrenbacher, E.F. Shultz, C.B. Smith, N.J. Ferrier, M.R. Zinn, F.E. Pfefferkorn*, 2012, “Stability of Friction Stir Welding Process in Presence of Manufacturing Tolerances,” The International Journal of Advanced Manufacturing Technology, In Press.

[26] Fehrenbacher, A., N.A. Duffie, N.J. Ferrier, F.E. Pfefferkorn, M.R. Zinn*, 2011, “Towards Automation of Friction Stir Welding Through Temperature Measurement and Closed-Loop Control”, ASME Journal of Manufacturing Science and Engineering, 133: 051008.

[25] Shultz E.F., E.G. Cole, C.B. Smith, M.R. Zinn, N.J. Ferrier, and F.E. Pfefferkorn*, 2010 “Effect of Compliance and Travel Angle on Friction Stir Welding with Gaps,” ASME Journal of Manufacturing Science and Engineering, 132(4), 041010 (9 pp.).

[24] Jasperson, B.A., Y. Jeon, K.T. Turner, W. Qu, and F.E. Pfefferkorn*, 2010, “Comparison Study of Micro-Pin-Fin and Micro-Channel Heat Sinks Considering Thermal-Hydraulic Performance and Manufacturability,” IEEE Trans. on Components and Packaging Technologies, 33(1), pp. 148-160.

[23] Pfefferkorn*, F.E., D. Bello, J.Y. Park, M. Powell, G. Haddad, J. McCarthy, M. Hoover, K.L. Bunker, G. Gruetzmacher, A. Fehrenbacher, and Y. Jeon,2010, “Characterization of Exposures to Nanoscale Particles during Friction Stir Welding of Aluminum,” Annals of Occupational Hygiene, DOI:10.1093/annhyg/meq037, free download available.

[22] J.J. McCarthy, F.E. Pfefferkorn, D. Bello, G. Haddad and K.L. Bunker, 2009, “Electron Microscopy and EDS of Nanoparticles Generated During Friction Stir Welding,” Microscopy and Microanalysis, 15 (Suppl. 2), pp. 1270-1271, doi:10.1017/S1431927609094471.

[21] Perry, T.L., D. Werschmoeller, X. Li, F.E. Pfefferkorn*, and N.A. Duffie, 2009, “Pulsed Laser Polishing of Micromilled Ti6Al4V Samples,” SME Journal of Manufacturing Processes, 11, pp. 74-81.

[20] Wissmiller, D.L., and F.E. Pfefferkorn*, 2009, “Micro End Mill Tool Temperature Measurement and Prediction,” SME Journal of Manufacturing Processes, 11, pp. 45-53.

[19] Torres, C.D., P.J. Heaney, A.V. Sumant, M.A. Hamilton, R.W. Carpick, and F.E. Pfefferkorn*, 2009, “Analyzing the Performance of Diamond Coated Micro End Mills,” International Journal of Machine Tools and Manufacturing, 49, pp. 599-612.

[18] Perry, T.L., D. Werschmoeller, X. Li, F.E. Pfefferkorn, N.A. Duffie,2009, Effect of Laser Pulse Duration and Feed Rate on Pulsed Laser Polishing of Microfabricated Nickel Samples,” ASME Journal of Manufacturing Science and Engineering, 131, 031002 (June Issue).

[17] Konishi, C.A., W. Qu*, and F.E. Pfefferkorn, 2009, “Experimental Study of Water Liquid-Vapor Two-Phase Pressure Drop Across an Array of Staggered Micro-Pin-Fins,” ASME Journal of Electronics Packaging, 131: 021010.

[16] Perry, T.L., D. Werschmoeller, N.A. Duffie, X. Li, F.E. Pfefferkorn,2009, “Experimental and Numerical Investigation of Selective Pulsed Laser Micro Polishing Using Microfabricated Nickel Samples,” ASME Journal of Manufacturing Science and Engineering, 131, 021002 (April Issue).

[15] Pfefferkorn, F.E., S. Lei, G. Haddad, Y. Jeon,2009, "A New Metric for Defining the Efficiency of Thermally-Assisted Machining," International Journal of Machine Tools and Manufacturing, 49(5), pp. 357-365.

[14] Heaney, P.J., A.V. Sumant, C.D. Torres, R.W. Carpick, F.E. Pfefferkorn,2008, “Diamond Coatings for Micro End Mills: Enabling the Dry Machining of Aluminum at the Micro-Scale,” Diamond and Related Materials, 17(3), pp. 223-233.

[13] Jeon, Y. and F.E. Pfefferkorn, 2008, "Effect of Laser Preheating the Workpiece on Micro-End Milling of Metals," ASME Journal of Manufacturing Science and Engineering, 130(1), 011004, DOI: 10.1115/1.2783219.

[12] Siu-Ho, A., W. Qu., F. Pfefferkorn, 2007, “Experimental Study of Pressure Drop and Heat Transfer in a Single-Phase Micro-Pin-Fin Heat Sink,” ASME Journal of Electronics Packaging, 129(4), pp. 479-487.

[11] Westover. T, T.S. Fisher, F. Pfefferkorn,2007, "Experimental Characterization of Anode Heating by Electron Emission from a Multi-Walled Carbon Nanotube," International Journal of Heat and Mass Transfer, 50(3-4), pp. 595-604.

[10] Zhang, X.R., F.E. Pfefferkorn, T.S. Fisher, Y.C. Shin, and E.D. Hirleman, 2005, "Integration of Microscale Fabrication in an Undergraduate Manufacturing Elective," International Journal of Engineering Education, 22(2), pp. 343-9.

[9] Pfefferkorn, F.E., F.P. Incropera, and Y.C. Shin, 2005, "Heat Transfer Model of Semi-Transparent Ceramics undergoing Laser-Assisted Machining" International Journal of Heat and Mass Transfer, 48, pp. 1999-2012.

[8] Pfefferkorn, F.E., Y.C. Shin, F.P. Incropera, and Y. Tian, 2004, "Laser-Assisted Machining of Magnesia-Partially-Stabilized Zirconia," ASME Journal of Manufacturing Sciences and Engineering, 126, pp. 42-51.

[7] Pfefferkorn, F.E., F.P. Incropera, and Y.C. Shin, 2003, "Surface Temperature Measurement of Semi-Transparent Ceramics by Long-Wavelength Pyrometry," ASME Journal of Heat Transfer, 125(1), pp. 48-56.

[6] Rebro, P.A., F.E. Pfefferkorn, Y.C. Shin, and F.P. Incropera, 2002, "Comparative Assessment of Laser-Assisted Machining for Various Ceramics," Transactions of NAMRI/SME, 30, pp. 153-160.

[5] Bowman, K.J., F.E. Pfefferkorn, and Y.C. Shin, 2002, "Recrystallization Textures during Laser-Assisted Machining of Zirconia Ceramics," Materials Science Forum, 408-412, pp. 1669-1674.

[4] Rozzi, J.C., F.E. Pfefferkorn, Y.C. Shin, and F.P. Incropera, 2000, "Experimental Evaluation of the Laser Assisted Machining of Silicon Nitride Ceramics," ASME Journal of Manufacturing Science and Engineering, 122(4), pp. 666-670.

[3] Rozzi, J.C., F.E. Pfefferkorn, F.P. Incropera, and Y.C. Shin, 2000, "Transient,Three-Dimensional Heat Transfer Model for the Laser Assisted Machining of Silicon Nitride: I-Comparison of Predictions with Measured Surface Temperature Histories," International Journal of Heat and Mass Transfer, 43, pp. 1409-1424.

[2] Rozzi, J.C., F.E. Pfefferkorn, F.P. Incropera, and Y.C. Shin, 1998, "Transient Thermal Response of a Rotating Cylindrical Silicon Nitride Workpiece Subjected to a Translating Laser Heat Source: I-Comparison of Surface Temperature Measurements with Theoretical Results," ASME Journal of Heat Transfer, 120(4), pp. 899-906.

[1] Pfefferkorn, F.E., J.C. Rozzi, F.P. Incropera, and Y.C. Shin, 1997, "Surface Temperature Measurement in Laser-Assisted Machining Processes," Experimental Heat Transfer, 10(4), pp. 291-313.

 

Published Conference Papers

Proceedings

[54] Pfefferkorn*, F.E., M. Vadali, C. Ma, N.A. Duffie, X. Li, W. Dinauer, 2013, “Pulsed Laser Micro Polishing of Metals,” SME Micromanufacturing Conference, April 16-17, Minneapolis, MN [abstract only]. 

[53] Pfefferkorn*, F.E., 2013, “MTTRF Equipment Loan Research and Education at UW-Madison,” Machine Tool Technology Research Foundation Annual Meeting, June 30-July 2, San Francisco, CA.  

[52] Ma, C., M. Vadali, N.A. Duffie, F.E. Pfefferkorn, X. Li, 2013, “Melt Pool Flow and Surface Evolution during Pulsed Laser Micro Polishing of Ti6Al4V,” ASME 2013 International Manufacturing Science and Engineering Conference, June 10-14, Madison, WI. MSEC2013-1117  

[51] Fehrenbacher, A., C.B. Smith, N.A. Duffie, N.J. Ferrier, F.E. Pfefferkorn, M.R. Zinn*, 2013, “Combined Temperature And Force Control For Robotic Friction Stir Welding,” ASME 2013 International Manufacturing Science and Engineering Conference, June 10-14, Madison, WI MSEC2013-1161.  

[50] Martin, B., J. Morrow, P. Heaney, F.E. Pfefferkorn*, 2013, “Observation of Tool Life of Micro End Mills,” 8th International Conference on MicroManufacturing, March 25-28, Victoria, BC, Canada, ICOMM2013-0116, pdf.

[49] Morrow, J., M.I. Tejedor-Anderson, M.A. Anderson, L.A. Ruotolo, F.E. Pfefferkorn*, 2013, “Sol-Gel Synthesis of ZrO2 Coatings for Micro End Milling,” 8th International Conference on MicroManufacturing, March 25-28, Victoria, BC, Canada, ICOMM2013-0035, pdf.

[48] Vadali, M., C. Ma, X. Li, F.E. Pfefferkorn, N.A. Duffie*, 2013, “Irregular, Adaptive Scan Trajectories for Pulsed Laser Micro Polishing,” 8th International Conference on MicroManufacturing, March 25-28, Victoria, BC, Canada, ICOMM2013-0033, pdf.

[47] Ma, C., M. Vadali, N.A. Duffie, F.E. Pfefferkorn, X. Li*, 2013, “Effect of Thermocapillary Flow on the Surface Profile in Pulsed Laser Micro Polishing,” 8th International Conference on MicroManufacturing, March 25-28, Victoria, BC, Canada, ICOMM2013-0036, pdf.

[46] Pfefferkorn*, F.E., 2012, “MTTRF Equipment Loan Research and Education at UW-Madison,” Machine Tool Technology Research Foundation Annual Meeting, June 24-26, Mori Seiki Iga Campus, Japan. 

[45] Fehrenbacher, A., J.R. Schmale, M.R. Zinn, F.E. Pfefferkorn*, 2012, “Tool-Workpiece Interface Temperature Measurement In Friction Stir Welding,” Proceedings of the ASME International Manufacturing Science and Engineering Conference, South Bend, IN, June 4-8. MSEC2012-7326. 

[43] Fehrenbacher, A., N.A. Duffie, N.J. Ferrier, M.R. Zinn, and F.E. Pfefferkorn*, 2012, “Temperature Measurements of Different Aluminum Alloys,” 9th International Friction Stir Welding Symposium, Hunstville, AL, May 15-17. 

[42] Vadali, M., C. Ma, N.A. Duffie, X. Li, F.E. Pfefferkorn*, 2012, “Effects of Laser Pulse Duration on Pulse Laser Micro Polishing,” 7th International Conference on MicroManufacturing, Evanston, IL, March 12-14. 

[41] Pfefferkorn*, F.E., X. Li, N.A. Duffie, 2011, “Manufacturing Research and Education at UW-Madison using a Mori Seiki NT1000W,” Machine Tool Technology Research Foundation Annual Meeting, July 6-7, Chicago, IL. 

[40] Fehrenbacher*, A. and F.E. Pfefferkorn, 2011, “Wireless Real-Time Data Acquisition System for Process Instrumentation and Closed-Loop Control of Friction Stir Welding,” Student Manufacturing Design Competition, ASME International Manufacturing Science & Engineering Conference, June 13-17, Corvallis, OR. [paper and presentation]. 

[39] Vadali, M., C. Ma, N.A. Duffie, X. Li, F.E. Pfefferkorn*, 2011, “Pulsed Laser Micro-Polishing: An Analytical Model for Predicting Surface Finish,” Proceedings of the ASME International Manufacturing Science and Engineering Conference, June 13-17, Corvallis, Oregon. MSEC2011-50180. 

[38] Mita, J.R., W. Qu*, M.H. Kobayashi, F.E. Pfefferkorn, 2011, “Experimental Study and Numerical Analysis of Water Single-Phase Pressure Drop across an Array of Circular Micro-Pin-Fins,” ASME/JSME Thermal Engineering Joint Conference, Mar. 13-17, Honolulu, Hawaii. 

[37] Torres, C.D., P.J. Heaney, K. Sridharan, A.V. Sumant, R.W. Carpick, and F.E. Pfefferkorn*, 2011, “Performance Improvements of Micro End Mills using Carbon Ion Implanted Nanocrystalline Diamond Coatings,” Proceedings of the 6th International Conference on MicroManufacturing, March 7-11, Tokyo, Japan. 

[36] Vadali, M., C. Ma, N.A. Duffie, X. Li, F.E. Pfefferkorn*, 2011, “Pulsed Laser Micro POlishing: Surface Prediction Model,” Proceedings of the 6th International Conference on MicroManufacturing, March 7-11, Tokyo, Japan. [Best Paper Award]  

[35] Cole, E.G., A. Fehrenbacher, M.R. Zinn, N.J. Ferrier, N.A. Duffie, F.E. Pfefferkorn, 2011, “Process Control of Friction Stir Welding for Different Aluminum Alloys,” Proceedings of the TMS Annual Meeting, Feb. 27-Mar. 3, San Diego, CA. In Friction Stir Welding and Processing VI, Eds. R. Mishra, M.W. Mahoney, Y. Sato, Y. Hovanski, R. Verma, TMS, pp. 381-388.  

[34] Qu*, W., C.A. Konishi, R. Hwu, F.E. Pfefferkorn, 2010, “Experimental Study and Numerical Analysis of Single-Phase Pressure Drop across a Micro-Pin-Fin Array,” Proceedings of the 14th International Heat Transfer Conference, Aug. 8-13, Washington DC.  

[33] Pfefferkorn, F.E., X. Li, N.A. Duffie, 2010, “Manufacturing Research and Education at UW-Madison,” Machine Tool technology Research Foundation Annual Meeting, July 7-8, San Francisco, CA.  

[32] Smith, C.B., F.E. Pfefferkorn, L.M. Cerveny, E.G. Cole, A. Fehrenbacher, N.J. Ferrier, J.F. Hinrichs, E.F. Shultz, D. Wolf, and M.R. Zinn, 2010, “Portable Friction Stir Welding for Assembly of Large Structures,” 8th International Friction Stir Welding Symposium, May 18-20, Timmendorfer Strand, Germany.  

[31] Fehrenbacher, A., N.A. Duffie, N.J. Ferrier, M.R. Zinn, and F.E. Pfefferkorn*, 2010, “Temperature Measurement and Closed-Loop Control of Friction Stir Welding,” 8th International Friction Stir Welding Symposium, May 18-20, Timmendorfer Strand, Germany.  

[30] Jasperson, B.A., F.E. Pfefferkorn, and K.T. Turner*, 2010, “A Thin-film Heat Flux Sensor Fabricated on Copper for Heat Transfer Measurements in Parallel Channel Heat Sinks,” 5th International Conference on Micromanufacturing, Apr. 5-8, Madison, WI.  

[29] Christ, K.V., B.B. Smith, F.E. Pfefferkorn, and K.T. Turner*, 2010, “Micro End Milling Polystyrene for Microfluidic Applications,” 5th International Conference on Micromanufacturing, Apr. 5-8, Madison, WI.  

[28] Adiga, V.P., S. Sanon, C.D. Torres, P.J. Heaney, A.V. Sumant, F.E. Pfefferkorn, and R.W. Carpick*, 2010, “Comparing the Adhesion of Aluminum to Nanocrystalline Diamond and Tungsten Carbide: Consequences for Micromanufacturing,” 5th International Conference on Micromanufacturing, Apr. 5-8, Madison, WI.  

[27] Smith, B.B., D. Wolf, K.T. Turner, N.A. Duffie, X. Li, and F.E. Pfefferkorn*, 2010, “Laser Polishing of Micro-Machined Microfluidic Molds,” 5th International Conference on Micromanufacturing, Apr. 5-8, Madison, WI.  

[26] Torres, C.D., A.M. Boyat, V.P. Adiga, A.V. Sumant, R.W. Carpick, and F.E. Pfefferkorn*, 2010, “Experimental Study of the Wear of Diamond Coated Micro End Mills,” 5th International Conference on Micromanufacturing, Apr. 5-8, Madison, WI.  

[25] Torres, C.D., P.J. Heaney, A.V. Sumant, R.W. Carpick, and F.E. Pfefferkorn*, 2009, “Wet and Dry Machining Performance of Nanocrystalline Diamond Coated Micro End Milling of Aluminum,” 4M/ICOMM Conference, Karlsruhe, Germany, Sep. 23-25.  

[24] Torres, C.D., P.J. Heaney, M.A. Hamilton, A.V. Sumant, R.W. Carpick, and F.E. Pfefferkorn*, 2008, “Characterizing Performance and Impact of Nanocrystalline Diamond Coatings on Micro End Milling,” 3rd International Conference on Micromanufacturing, Pittsburgh, PA, Sep. 9-11.  

[23] Perry, T., D. Werschmoeller, X. Li, F.E. Pfefferkorn*, and N. Duffie, 2008, “Pulsed Laser Micro Polishing of Microfabricated Nickel and Ti6Al4V Samples,” ASME International Conference on Manufacturing Science and Engineering, Evanston, IL, Oct. 7-10, MSEC_ICM&P2008-72505.  

[22] Konishi, C., W. Qu, K.T. Turner, F.E. Pfefferkorn, B. Jasperson, 2008, “Frictional Two-Phase Pressure Drop across an Array of Micro-Pin-Fins,” ASME International Mechanical Engineering Congress and Expositio, Boston, MA, Oct. 31 – Nov. 6, 2008, IMECE2008-69051 

[21] Shultz, E.F., F.E. Pfefferkorn, C.B. Smith, M.R. Zinn, N.J. Ferrier, 2008, “Towards a Man-Machine Interface for Flexible Friction Stir Welding,” 7th International Friction Stir Welding Symposium, Awaji Island, Japan, May 20-22, 2008. 

[20] Fehrenbacher, A., F.E. Pfefferkorn, M.R., N.J. Ferrier, N.A. Duffie, 2008, “Closed-Loop Control of Temperature in Friction Stir Welding,” 7th International Friction Stir Welding Symposium, Awaji Island, Japan, May 20-22, 2008. 

[19] Perry, T., D. Werschmoeller, X. Li, F. Pfefferkorn, N. Duffie,2007, “Investigation of Micromelting for Laser Polishing of Meso/Micro Metallic Components,” ASME International Conference on Manufacturing Science and Engineering, Atlanta, GA, Oct. 15-17, 2007. 

[18] Yongho, J. and F. Pfefferkorn,2007, “Laser-Assisted Machining of Silicon Nitride with Cubic Boron Nitride Tipped Micro End Mill,” 2nd International Conference on Micromanufacturing, Clemson, SC, Sep. 10-13, 2007. 

[17] Lei, S. and F. Pfefferkorn, 2007, “Review: Thermally-Assisted Machining,” ASME International Conference on Manufacturing Science and Engineering, Atlanta, GA, Oct. 15-17, 2007. 

[16] Tugrul, O. and F. Pfefferkorn,2007, “Pulsed Laser Assisted Micromilling for Die/Mold Manufacturing ,” ASME International Conference on Manufacturing Science and Engineering, Atlanta, GA, Oct. 15-17, 2007. 

[15] Siu Ho, A.M., W. Qu, F. Pfefferkorn, 2006, “Pressure Drop and Heat Transfer in a Single-Phase Micro-Pin-Fin Heat Sink,” ASME International Mechanical Engineering Congress and Exposition, Chicago, IL, IMECE2006-14777. 

[14] Qu, Yi, H. Choi, T. Perry, Y. Jeon, F. Pfefferkorn, X. Li, N. Duffie, 2006, “Numerical and Experimental Investigation of Micromelting for Laser Micro Polishing of Meso/Micro Metallic Components,” 1st Manufacturing Science and Engineering Conference (MSEC), Ypsilanti, MI, Oct. 8-11, 2006, MSEC2006-21126. 

[13] Pfefferkorn, F. and S. Lei, 2006, "A New Metric for Defining the Efficiency of Thermally-Assisted Machining," 1st Manufacturing Science and Engineering Conference (MSEC), Ypsilanti, MI, Oct. 8-11, 2006, MSEC2006-21006. 

[12] Heaney, P., C. Torres, A Sumant, F. Pfefferkorn, R. Carpick, 2006, “Effect of Nanocrystalline Diamond Coatings on Micro-End Milling Performance,” 1st International Conference of Micromanufacturing, Champaign-Urbana, IL, Sept. 13-15, 2006. 

[11] Wissmiller, D. and F. Pfefferkorn, 2006, "An Experimental and Numerical Study of Heat Transfer in Micro-End Mills," 1st International Conference of Micromanufacturing, Champaign-Urbana, IL, Sept. 13-15, 2006. 

[10] Pfefferkorn, F., P. Nelson, and C. Conklin, 2006, "Friction Stir Welding of Metal Polymer Composites," Proceedings of the 12th AWS Sheet Metal Welding Conference, Detroit, MI, May 9-12, 2006. 

[9] Martin, J., J. Mitchell, and F. Pfefferkorn, 2005, "WIP: Concept Inventories for the Thermal Stem of Mechanical Engineering," 35th ASEE/IEEE Frontiers in Education Conference, Indianapolis, IN. 

[8] Jeon, Y. and F.E. Pfefferkorn, 2005, "Effect of Laser Preheating the Workpiece on Micro-End Milling of Metals," ASME International Mechanical Engineering Congress and Exposition, Orlando, FL, IMECE2005-80480. 

[7] Able, N. and F. Pfefferkorn, 2005, "Laser-Assisted Friction Stir Lap Welding of Aluminum," National Heat Transfer Conference, San Francisco, CA, HT2005-72829. 

[6] Westover, T., V. Chopra, F. Pfefferkorn, T.S. Fisher, 2004, "Experimental Study of Anode Heating Due to Electron Field Emission from a Single Carbon Nanotube," 2004 International Mechanical Engineering Congress and Exposition, Annaheim, CA, IMECE2004-59406. 

[5] Robinson, V.S., T. Fisher, Y. Show, G.M. Swain, F. Pfefferkorn, 2004, “Thermionic Emission Energy Distributions from Nanostructured Carbon Composite,” 2004 International Mechanical Engineering Congress and Exposition, Annaheim, CA, IMECE2004-59406. 

[4] Chopra, V., V. Robinson, F. Pfefferkorn, and T. Fisher, 2003, "Thermionic Electron Emission from Nanostructured Diamond," proceedings of the International Mechanical Engineering Congress and Exposition, Washington DC, paper 49813. 

[3] Pfefferkorn, F.E., F.P. Incropera, and Y.C. Shin, 2002, "Surface Temperature Measurement of Semi-Transparent Ceramics by Long-Wavelength Pyrometry," 2002 International Mechanical Engineering Congress and Exposition, New Orleans, LA, IMECE2002-39543. – also published in ASME Journal of Heat Transfer 

[2] Pfefferkorn, F.E., F.P. Incropera, and Y.C. Shin, 1999, "Transient, Three-Dimensional Heat Transfer Model for Partially Stabilized Zirconia Undergoing Laser-Assisted Machining," in ASME International Mechanical Engineering Congress and Exposition, Nashville, TN, HTD-Vol.364-3, pp. 197-209.

[1] Rozzi, J.C., F.E. Pfefferkorn, F.P. Incropera and Y.C. Shin, 1998, "Experimental Evaluation of the Laser Assisted Machining of Silicon Nitride Ceramics," 1998 International Mechanical Engineering Congress and Exposition, Anaheim, CA, MED-Vol. 8, pp. 229-239. – also published in ASME Journal of Manufacturing Science and Engineering 

 

Conference Posters & Presentations

[12] Cole, E.G., N.A. Duffie, N.J. Ferrier, M.R. Zinn, and F.E. Pfefferkorn*, 2012, “Forge Force Sources in Friction Stir Welding,” 9th International Friction Stir Welding Symposium, Hunstville, AL, May 15-17. [poster]

[11] Fehrenbacher*, A., N.A. Duffie, N.J. Ferrier, F.E. Pfefferkorn, and M.R. Zinn, 2011, “Enhancing Friction Stir Welding Through Temperature Control,” ASME International Manufacturing Science & Engineering Conference, June 13-17, Corvallis, OR. [poster MSEC2011-50315]

[10] Heaney P.J., C.D. Torres, A.V. Sumant, K. Sridharan, R.W. Carpick*, and F.E. Pfefferkorn, 2010, “Surface Treatments for Enhancing the Adhesion of Nanocrystalline Diamond Coatings to Tungsten Carbide Micro End Mills,” International Conference on Metallurgical Coatings and Thin Films, April 26-30, San Diego, CA. [poster]

[9] Smith, B.B., B.A. Jasperson, S. Manakasetharn, K.T. Turner*, F.E. Pfefferkorn, and J. Williams, 2009, “Micro-Machined Molds for Manufacturing Micro-fluidic Devices Using Soft Lihtography,” ASME Manufacturing Science & Engineering Conference, Oct. 4-7, West Lafayette, IN. [poster]

[8] Shultz, E.F., E.G. Cole, C.B. Smith, M.R. Zinn, N.J. Ferrier, and F.E. Pfefferkorn, 2009, “Effect of Compliance and Travel Angle on Friction Stir Welding with Gaps,” ASME Manufacturing Science & Engineering Conference, Oct. 4-7, West Lafayette, IN. [poster MSEC2009-83491]

[7] Haddad G. and F.E. Pfefferkorn*, 2009, “A Metric for Defining the Efficiency of Thermally Assisted Friction Stir Welding,” ASME Manufacturing Science & Engineering Conference, Oct. 4-7, West Lafayette, IN. [poster MSEC2009-83490]

[6] Torres, C.D., P.J. Heaney, A.V. Sumant, R.W. Carpick, F.E. Pfefferkorn*, 2009, “Cutting Performance of Coated End Mills Under Non-lubricated and Lubricated Conditions,” ASME Manufacturing Science & Engineering Conference, Oct. 4-7, West Lafayette, IN. [poster MSEC2009-83494]

[5] Heaney P., C. Torres, A Sumant, R. Carpick, F. Pfefferkorn, 2008, “New Methodologies for Enhancing the Nucleation, Growth Rate, and Quality of Nanocrystalline Diamond Films,” International Conference on Metallurgical Coatings and Thin Films, San Diego, CA, April 28, 2008.

[4] Heaney, P., C. Torres, A Sumant, R. Carpick, F. Pfefferkorn, 2007, “Synthesis and Characterization of Ultra-Thin Nanocrystalline Diamond Coatings for Micro-End Mills,” International Conference on Metallurgical Coatings and Thin Films, San Diego, CA, 2007.

[3] Torres, C., P. Heaney, E. Konca, A Sumant, F. Pfefferkorn, R. Carpick, 2007, “Improving Tribological and Machining Properties of Micro-End Mills utilizing Nanocrystalline Diamond Coatings,” Annual Meeting of Society of Tribologists & Lubrication Engineers, Philadelphia, PA, May 2-6, 2007.

[2] Heaney, P., A. Sumant, F. Pfefferkorn, R. Carpick, 2006, "Nanocrystalline Diamond Coated Micro-End Mills for Micro/Meso-scale Manufacturing," International Conference on Metal Coatings and Thin Films, San Diego, CA in May 1-5, 2006.

[1] Qu, W. and F.E. Pfefferkorn, 2005, "Experimental Study of Single-Phase Flow and Heat Transfer in Micro-Pin-Fin and Micro-Channel Heat Sinks," ASME International Mechanical Engineering Congress and Exposition, Orlando, FL.

 


Theses

Pfefferkorn, F.E., 2002, "Laser-Assisted Machining of Zirconia Ceramics," Ph.D., Purdue University, West Lafayette, IN.

Pfefferkorn, F.E., 1997, "Laser Pyrometry: Non-Intrusive Temperature Measurement for Laser Assisted Machining," M.S.M.E., Purdue University, West Lafayette, IN.


Theses Prepared under Frank Pfefferkorn's Supervision

[23] Ma, C., 2012, "Pulsed Laser Micro Polishing of Magnesium," M.S.M.E., University of Wisconsin, Madison, WI.

[22] Schmale, J., 2012, "Transient Temperature Measurements in Friction Stir Welding," M.S.M.E., University of Wisconsin, Madison, WI.

[21] Fehrenbacher, A., 2012, "Shared Control of Friction Stir Welding," Ph.D.M.E., University of Wisconsin, Madison, WI.

[20] D’Cunha, K., 2011, "Unit Process Life Cycle Inventory for Friction Stir Welding," M.S.M.E., University of Wisconsin, Madison, WI.

[19] Boyat, A., 2011, "Multi-Layer Laser Welding of Polystyrene," M.S.M.E., University of Wisconsin, Madison, WI.

[18] Torres, C., 2011, "Measurement and Prediction of Diamond-coated Micro Cutting Tool Performance," Ph.D.M.E., University of Wisconsin, Madison, WI.

[17] Smith, B., 2010, "Alternative Fabrication Methods for Microfluidic Devices: Micro End Milling," M.S.M.E., University of Wisconsin, Madison, WI.

[16] Shultz, T., 2010, "Man-Machine Interface for Friction Stir Welding," Ph.D.M.E., University of Wisconsin, Madison, WI.

[15] Jasperson, E., 2010, "Development and Calibration of Microscale Heat Flux Sensors Fabricated on Bulk Copper Substrates," M.S.M.E., University of Wisconsin, Madison, WI.

[14] Wolf, D., 2009, "Equipment Recommendations and Experimental Studies Towards Automation of Friction Stir Welding and Pulsed Laser Micro Polishing," M.S.M.E., University of Wisconsin, Madison, WI.

[13] Heaney, P., 2009, "Improving Nanocrystalline Diamond Coatings for Micro End Mills," Ph.D.M.E., University of Wisconsin, Madison, WI.

[12] Cole, E., 2009, "Investigation of Weld Material and Process Parameter Influence on Forge Force in Friction Stir Welding," M.S.M.E., University of Wisconsin, Madison, WI.

[11] Haddad, G., 2009, "Environmental and Efficiency Aspects of Novel Manufacturing Processes," M.S.M.E., University of Wisconsin, Madison, WI.

[10] Perry, T., 2008, "A Numerical and Experimental Study of Pulsed Laser Polishing of Metals at the Meso/Micro Scale," Ph.D.M.E., University of Wisconsin, Madison, WI.

[9] Torres, C., 2008, "Analysis of the Cutting Force Improvement Produced by Nanocrystalline Diamond Coatings," M.S.M.E., University of Wisconsin, Madison, WI.

[8] Fehrenbacher, A., 2008, "Closed Loop Control of Temperature in Friction Stir Welding," M.S.M.E., University of Wisconsin, Madison, WI.

[7] Jeon, Y., 2008, "Laser Assisted Micro End Milling," Ph.D.M.E., University of Wisconsin, Madison, WI.

[6] Deb, J., 2006, "Manufacturing Cost Reduction of Grease Trap Filter," M.S.M.S.E., University of Wisconsin, Madison, WI.

[5] Wissmiller, D., 2006, "Tool Temperature Measurement and Modeling in Micro End Milling," M.S.M.E., University of Wisconsin, Madison, WI.

[4] Tschol, K. A., 2006, "Prediction of Thermal Capacitance Variations During Friction Stir Welding," M.S.M.E., University of Wisconsin, Madison, WI.

[3] Jeon, Y., 2005, "Laser-Assisted Micro-End Milling," M.S.M.E., University of Wisconsin, Madison, WI.

[2] Able, N. J., 2005, "Laser-Assisted Friction Stir Welding," M.S.M.E., University of Wisconsin, Madison, WI.

[1] Nelson, P., 2005, "Friction Stir Welding of Metal Polymer Composites," M.S.M.E., University of Wisconsin, Madison, WI.