Research Catalog

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  • Computational study of single-expansion-ramp nozzles with external burning [microform] / Shaye Yungster and Charles J. Trefny.

    • Text
    • [Washington, D.C.] : National Aeronautics and Space Administration ; [Springfield, Va. : National Technical Information Service, distributor, 1994]
    • 1994

  • Computational analysis in support of the SSTO flowpath test [microform] / Beverly S. Duncan and Charles J. Trefny.

    • Text
    • [Washington, DC] : National Aeronautics and Space Administration ; [Springfield, Va. : National Technical Information Service, distributor, 1994]
    • 1994

  • Operating capability and current status of the reactivated NASA Lewis Research Center hypersonic tunnel facility [microform] / Scott R. Thomas, Charles J. Trefny, and William D. Pack.

    • Text
    • [Washington, DC] : National Aeronautics and Space Administration ; [Springfield, Va. : National Technical Information Service, distributor, 1995?]
    • 1995

  • Evaluation of an ejector ramjet based propulsion system for air-breathing hypersonic flight [microform] / Scott R. Thomas, H. Douglas Perkins, and Charles J. Trefny.

    • Text
    • [Washington, DC] : National Aeronautics and Space Administration ; [Springfield, Va. : National Technical Information Service, distributor, 1997]
    • 1997

  • Parametric studies of the ejector process within a turbine-based combined-cycle propulsion system [microform] / Nicholas J. Georgiadis, James F. Walker, and Charles J. Trefny.

    • Text
    • [Cleveland, Ohio] : National Aeronautics and Space Administration, Glenn Research Center ; Springfield, VA : National Technical Information Service, distributor, [1999]
    • 1999

  • Evaluation of an ejector ramjet based propulsion system for air-breathing hypersonic flight / Scott R. Thomas, H. Douglas Perkins, and Charles J. Trefny.

    • Text
    • Cleveland, Ohio : National Aeronautics and Space Administration, Lewis Research Center, March 1997.
    • 1997-3
    • 1 Resource

    Available Online

    https://purl.fdlp.gov/GPO/gpo72111

  • SRM-assisted trajectory for the GTX reference vehicle / John Riehl and Charles Trefny, Daniel Kosareo.

    • Text
    • Cleveland Ohio : National Aeronautics and Space Administration, Glenn Research Center, June 2002.
    • 2002-6
    • 1 Resource

    Available Online

    https://purl.fdlp.gov/GPO/LPS36281

  • Supersonic wind tunnel tests of a half-axisymmetric 12°-spike inlet to a rocket-based combined-cycle propulsion system / J.R. DeBonis and C.J. Trefny.

    • Text
    • Cleveland, Ohio : National Aeronautics and Space Administration, Glenn Research Center, February 2001.
    • 2001-2
    • 1 Resource

    Available Online

    https://purl.fdlp.gov/GPO/LPS23166

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