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School of Mechanical and Materials Engineering Faculty

Jacob Leachman

Jacob Leachman


  • Ph.D. in Mechanical Engineering, University of Wisconsin-Madison, 2010
  • M.S. in Mechanical Engineering, University of Idaho, 2007
  • B.S. in Mechanical Engineering, University of Idaho, 2005

Research Interests

  • Hydrogen, Deuterium, Tritium and Mixtures
  • Small, Modular Hydrogen Liquefier Design
  • Thermophysical Property Modelling and Measurement
  • Rocket and Space Stage Vehicle Design
  • Cryogenics
  • Liquid Hydrogen Fueling of Unmanned Aerial Systems/Vehicles (UAS/UAV)

Research Areas

Recognition and Honors

  • ASME K7 Committee on Thermophysical Properties
  • Board of the Cryogenic Engineering Conference of the Cryogenic Society of America
  • Western Association of Graduate Schools/University Manuscripts International Distinguished Thesis Award (2007)

Selected Publications

  • J. Bahrami, P. Gavin, R. Bliesner, S. Ha, P. Pedrow, A. Mehrizi-Sani, and J.W. Leachman, “Effect of Orthohydrogen-Parahydrogen Composition on Performance of a Proton Exchange Membrane Fuel Cell,” International Journal of Hydrogen Energy (In Press) DOI: 10.1016/j.ijhydene.2014.07.014
  • R. Bliesner, P. Adam, and J.W. Leachman, “Parahydrogen-orthohydrogen conversion for enhanced Vapor-Cooled Shielding of Liquid Oxygen Tanks,” AIAA Journal of Thermophysics and Heat Transfer, (In Press) DOI: 10.2514/1.T4366
  • I. Richardson, J.W. Leachman, and E.W. Lemmon, “Fundamental Equation of State for Deuterium,” Journal of Physical and Chemical Reference Data, 43 (2014) 013103.
  • J.W. Leachman, R.T Jacobsen, S.G. Penoncello, E.W. Lemmon, “Fundamental Equations of State for Parahydrogen, Normal Hydrogen, and Orthohydrogen.” Journal of Physical and Chemical Reference Data 38, 721-748 (2009).

Intellectual Property

  • J.W. Leachman and P. Adam, “Vapor Cooled Shielding Liner for Cryogenic Storage in Composite Pressure Vessels,” Provisional Patent Application Number 62033028, 08/4/2014.