Dr. Lei’s research interests include machining of difficult-to-machine materials such as structural ceramics, titanium alloys, superalloys and composites, laser-assisted machining of ceramics, femtosecond laser micromachining, numerical modeling of manufacturing processes and development of novel cutting tools. He teaches courses in manufacturing. Dr. Lei joined the faculty in 1999. Research area: Manufacturing Processes
Ph.D., Purdue University, 1999
M.S., Tsinghua University, China, 1989
B.S., Tsinghua University, China, 1987
Honors and Awards
NSF CAREER Award, 2002.
SME Research Initiation Award, 2001.
Kansas NSF EPSCoR First Award, 2001
President’s Faculty Development Award, Kansas State University, 2000
Outstanding Employee Awards, State CIMS Engineering Research Center, China, 1990–1992
Big 12 Faculty fellowship Award, 2003
Collaborative Research: Mathematical Modeling and Experimental Investigation of Femtosecond Laser Machining of High Aspect Ratio Microstructures (HARMs).” National Science Foundation, PI, $117,999, 2008-Present.
Attosecond Optical Technology Based on Recollision and Gating.” co-PI, DoD MURI (Multidisciplinary University Research Initiative), $6,250,000, 5/1/07-Present.
ASME MED BOSS Award (The Best Organizer of Symposium and Sessions Award), 2008.
ASME MED BOSS Award (The Best Organizer of Symposium and Sessions Award), 2006
CAREER: Design and Development of Novel Responsive Cutting Tools for Laser-Assisted Machining and Diagnosis of Structural Ceramics: A Research Integrated Education Career Landscape.” PI, NSF, $399,000, 2/1/2002-1/31/2008.
IMSE 888 Research Methods/Industrial Engineering
Machining of difficult-to-machine materials
Laser-assisted machining of ceramics
Femtosecond laser micromachining
Numerical modeling of manufacturing processes
Development of novel cutting tools
American Society of Mechanical Engineers (ASME)
Laser Institute of America (LIA)
Bian, Q., Chen, S., Kim, B.T, Leventis, N., Lu, H., Chang, Z., and Lei, S., 2011, “Micromachining of polyurea aerogel using femtosecond laser pulses,” Journal of Non-Crystalline Solids, Vol. 357, pp. 186–193.
Shen, X., Yang, B., and Lei, S., 2010, “Distinct Element Modeling of Laser Assisted Milling of Silicon Nitride Ceramics,” Journal of Manufacturing Processes, Vol. 12, pp. 30-37.
Barillot, T., Grojo, D., Gertsvolf, M., Lei, S., Rayner, D.M., and Corkum, P.B., 2010, “High Refractive-Index Modification of SiO2 Created by Femtosecond Laser Nano-structuring,” Journal of Physics B: Atomic, Molecular and Optical Physics,Vol. 43, 125401 (5pp).
Grojo, D., Gertsvolf, M., Lei, S., Barillot, T., Rayner, D.M., and Corkum, P.B., 2010, “Exciton-seeded multiphoton ionization in bulk SiO2,” Physical Review B 81, 212301 (4pp).
Shen, X., Lei, S., 2009, “Thermal Modeling and Experimental Investigation for Laser Assisted Milling of Silicon Nitride Ceramics,” Journal of Manufacturing Science and Engineering Vol. 131, No. 5, 051007 (10 pages).
Pfefferkorn, F.E., Lei, S., Jeon, Y., Haddad, G., 2009, “A Metric for Defining the Energy Efficiency of Thermally-Assisted Machining,”International Journal of Machine Tool and Manufacture, Vol. 49, pp. 357–365.
Lei, S., Devarajan, S., and Chang, Z., 2009, “A comparative study on the machining performance of textured cutting tools with lubrication,” International Journal of Mechatronics and Manufacturing Systems, Vol. 2, No.4 pp. 401–413.
Lei, S., Devarajan, S., and Chang, Z., 2009, “A Study of Micropool Lubricated Cutting Tool in Machining of Mild Steel,” Journal of Materials Processing Technology, Vol. 209, No. 3, pp. 1612-1620.
Yang, B., Shen, X., and Lei, S., 2009, “Mechanisms of edge chipping in laser assisted milling of silicon nitride ceramics,” International Journal of Machine Tool and Manufacture, Vol. 49, No. 3-4, pp. 344-350.