Research Catalog

  • Reduction of helicopter blade-vortex interaction noise by active rotor control technology [microform] / Yung H. Yu ... [et al.].

    • Text
    • [Washington, D.C. : National Aeronautics and Space Administration ; Springfield, Va. : National Technical Information Service, distributor, 1997]
    • 1997
  • Three-dimensional, transonic rotor flow field reconstructed from holographic interferogram data [microform] / John K. Kittleson, Yung H. Yu, Friedhelm Becker.

    • Text
    • Moffett Field, Calif. : National Aeronautics and Space Administration, Ames Research Center ; St. Louis, Mo. : United States Army Aviation Systems Command, [1985]
    • 1985

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