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James Mathias

James Mathias, Professor

Ph.D. The Ohio State University, 2001

Dr. Mathias specializes in energy conservation and management as well as experimental testing of non-destructive evaluation systems and thermodynamic cycles.

SIU Professor James Mathias

Office: ENGR E24
Phone: 618-453-7016
Fax: 618-453-7658


Current Research

  • Assessment of In-Motion Thermography Inspection for the Rail Base Area - Phase 4, Association of American Railroads (AAR) MxV Rail, $99,942, Chu, T., Mathias, J., Jan 2024 – Dec 2024


  • Ph.D.   Mechanical Engineering, (2001), The Ohio State University, Columbus, OH.
  • M.S.    Mechanical Engineering, (1996), Brigham Young University, Provo, UT.
  • B.S.    Mechanical Engineering, (1994), Brigham Young University, Provo, UT.

Areas of Specialization and Interest

  • Energy conservation and management
  • Experimental testing of non-destructive evaluation systems
  • Experimental fluid dynamics testing
  • Experimental and analytical thermodynamics


  • Blaudow Faculty Award for Student Leadership, College of Engineering, 2017
  • Outstanding Teacher, Department of Mechanical Engineering and Energy Processes, 2008, 2012, 2015, 2016
  • ASHRAE Poster Presentation Award and ASHRAE Transactions Paper Award, Presented to J.A. Mathias and D.M. Mathias for Design, Construction, and Analysis of an Energy-Efficient, Cost-Effective, Passive-Solar Home, 2009.
  • First Place, Best Paper Award, Presented to Robert Ricks, Rhonda Kowalchuk, John Nicklow, Loen Graceson-Martin, Lalit Gupta, James Mathias, Jale Tezcan, and Kathy Pericak-Spector, American Society for Engineering Education (ASEE), First-Year Programs Division, 2009 ASEE Conference, Austin, TX.

Selected Publications

  • Ozier, K., Mathias, J.A., Eslamiat, H., (2024) Estimating the Power Produced by a Roof Mounted Wind Turbine in an Urban Setting. ASHRAE Transactions, 12 pages, (In publication)
  • Mathias, J.A., Juenger, K.M., Horton, J.J., (2023) Advances in the energy efficiency of residential appliances: A review. Energy Efficiency, 16(5) 1-21.
  • Mathias, J.A., Kim, D.H., (2019) Cost-Effective, Time-Efficient Passenger Rail System for the Eastern United States. Journal of Advanced Transportation, 12 pages.
  • Clay, J., Mathias, J.A., (2018) Energetic and exergetic analysis of a multi-stage turbine, coal-fired 173 MW power plant. International Journal of Exergy, 27, (4) 419-436.