Research Assistant Professor
Liesenfelt’s research interests center on advanced imaging technologies including: high speed active interrogation for security/nonproliferation, industrial non-destructive testing/inspection/evaluation, medical imaging, Compton scatter radiographic methods, dual/multi energy methods, ray-tracing physics-based computed tomography, radiation detection system integration, and high performance CPU/GPU data processing.
PhD, Nuclear Engineering, University of Florida, Gainesville, Florida, 2016
Dissertation: “Development of 2D and 3D Fan Beam X-ray Scatter Radiography Imaging Methods for Non-Destructive Examination” under James Baciak
MS, Nuclear Engineering, University of Florida, Gainesville, Florida, 2009
BS, Nuclear Engineering, University of Florida, Gainesville, Florida, 2006
Research Assistant Professor, the University of Tennessee, Knoxville, 2020-Present
Nuclear Engineering Department
Advanced Technology Engineer, Georgetown Rail Equipment Company (GREX), Georgetown, Texas, 2016-2019
Engineering Division: Research and Development Group
Doctoral Candidate, University of Florida, Gainesville, Florida, 2013-2016
Railroad X-ray Backscatter Research and Development
Nuclear Engineer, Nucsafe Inc, Oak Ridge, Tennessee, 2011-2012
Scatter X-ray Imaging Group
Engineer I, Areva NP, Lynchburg, Virginia, 2009-2011
PWR Fuels Division: Codes and Methods Group
Graduate Research Assistant, University of Florida, Gainesville, Florida, 2006-2009
Innovative Nuclear Space Power and Propulsion Institute
Intern, Los Alamos National Laboratory, Los Alamos, New Mexico, Summer 2005
Engineering Sciences Applications: Applied Engineering Technologies
Awards and Recognitions
R&D100 Award Winner, Research and Development Magazine, 2016
For Aurora Xi in the Analytical / Testing Category
Boeing Pride Award, The Boeing Company, 2012
Reverse Engineering & 3D Reconstruction R&D
Charles Wayne Aaron, Shuang Cui, Michael Liesenfelt, Paul Ridgeway, Jeb Belcher, “Rotating X-Ray Shutter Collimator,” United States Patent Application US20170352444A1, Filed 06/06/2016.
Kelley J., Liesenfelt M., Cui S., Dugan E., Belcher J., and Baciak J.E., “Degradation of the Modulation Transfer Function Due to Source Motion for a Push-Broom Backscatter Radiography System.” IEEE Nuclear Science Symposium and Medical Imaging Conference (NSS/MIC), 2015 October 31-November 7, San Diego, California.
Salazar J., Liesenfelt M., Cui S., Dugan E., Belcher J., and Baciak J.E., “Measurement of the Modulation Transfer Function for a Backscatter Radiography System Used in Nondestructive Examination.” 24th American Society of Nondestructive Testing (ASNT) Research Symposium, 2015 March 16-20, Anaheim, California.
Salazar J., Liesenfelt M., Cui S., Dugan E., Belcher J., and Baciak J.E., “Characterization of Radiation Exposure Levels in the Vicinity of an X-Ray Tube Used in the Nondestructive Examination of Railroad Track Structure.” 2014 Symposium on Radiation Measurements and Applications (SORMA XV East), 2014 June 9-12, Ann Arbor, Michigan.
Michael Liesenfelt, James Baciak, Greg Grissom, “Three-Dimensional Image Reconstruction Using Transmission and Scatter Radiography Methods,” United States Patent 10416098, Granted 09/17/2019.
Michael Liesenfelt, Talion Edwards, Daniel Shedlock, “Single Beam Backscatter X-ray System,” United States Patent 9123450, Granted 09/01/2015.
Michael Liesenfelt, Daniel Shedlock, Talion Edwards, “Methods and Systems for Volumetric Reconstruction Using Radiography,” United States Patent 8989342, Granted 03/24/2015.
Liesenfelt M., “Classifying Railroad Crossties from X-Ray Images Using an Artificial Intelligence Approach,” University of Delaware Big Data in Railroad Maintenance Planning Conference, December 11th, 2019, Newark, Deleware.
Liesenfelt M., Euston T., “X-ray Technology Development for New Wood Crosstie Inspection,” Railway Tie Association, November 2nd, 2017, San Diego, California.
Liesenfelt M., “X-ray Technology Development for New Wood Crosstie Inspection,” Railway Interchange, September 19th, 2017, Minneapolis, Minnesota.
Liesenfelt M., “X-ray Inspection of New Crossties,” Rail Infrastructure and Vehicle Inspection Technology Conference, June 20, 2017, University of Illinois at Urbana-Champaign, Illinois.
Liesenfelt M., Baciak J.E., Grissom G., “Computed Tomography by Combining Transmission and Scatter Radiography Methods,” American Society of Non-Destructive Testing (ASNT) Digital Imaging 2016, July 25, 2016, New Orleans, Louisiana.
Liesenfelt M., Baciak J.E., Grissom G., “Computed Tomography by Combining Transmission and Scatter Radiography Methods,” 2016 ANS Annual Meeting, June 14, 2016, New Orleans, Louisiana.