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Randy Replogle

Randy Replogle

Precision Machinist


  • Custom machining
  • Mechanical fabrication
  • Prototype work
  • Computer-controlled (CNC) milling
  • Lathe turning
  • Precision grinding, drilling, welding, and soldering


  • B.S. in Music Education, Manchester College
  • M.A. in Music Education, Ball State University
  • Certifications - Milltronics, Mastercam, Autodesk Inventor, and Swagelok


  • NASA Spray
  • Redesign and Construction of SVEL Vacuum Chamber
  • Effusive Lithium Oven
  • Coiled Tubing Reactor

Contact Information

560 Oval Drive
West Lafayette, IN 47907


Kong, J. Y., R. T. Hilger, C. Jin, R. Yerabolu, J. R. Zimmerman, R. W. Replogle, T. M. Jarrell, L. Easterling, R. Kumar and H. I. Kenttamaa (2019). "Integration of a Multichannel Pulsed-Valve Inlet System to a Linear Quadrupole Ion Trap Mass Spectrometer for the Rapid Consecutive Introduction of Nine Reagents for Diagnostic Ion/Molecule Reactions." Anal Chem.

Jarrell, T., J. Riedeman, M. Carlsen, R. Replogle, T. Selby and H. Kenttamaa (2014). "Multiported Pulsed Valve Interface for a Linear Quadrupole Ion Trap Mass Spectrometer to Enable Rapid Screening of Multiple Functional-Group Selective Ion-Molecule Reactions." Anal. Chem. (Washington, DC, U. S.) 86(13): 6533-6539.

Novotny, A. L., D. Nurok, R. E. Santini, R. W. Replogle and G. L. Hawkins (2007). "Pressurized Planar Electrochromatography." Abstracts, 39th Central Regional Meeting of the American Chemical Society, Covington, KY, United States, May 20-23: CRM-358.

Novotny Allyson, L., D. Nurok, W. Replogle Randall, L. Hawkins Gregory and E. Santini Robert (2006). "Results with an apparatus for pressurized planar electrochromatography." Anal Chem 78(8): 2823-2831.

Nurok, D., R. E. Santini, R. W. Replogle, G. L. Hawkins and J. M. Koers (2005). Method and apparatus for performing planar electrochromatography at elevated pressure. Application: WO, (Advanced Research and Technology Institute, Inc., USA; Purdue Research Foundation). 60 pp.

Nurok, D., M. Koers James, L. Novotny Allyson, A. Carmichael Matthew, J. Kosiba Justin, E. Santini Robert, L. Hawkins Gregory and W. Replogle Randall (2004). "Apparatus and initial results for pressurized planar electrochromatography." Anal Chem 76(6): 1690-1695.