Research Catalog

  • Inflow measurements made with a laser velocimeter on a helicopter model in forward flight. Volume IX, Rectangular planform blades at an advance ratio of 0.23, 0.75 chord above the tip path plane microform / Susan L. Althoff ... [et al.].

    • Text
    • Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; [St. Louis, Mo.] : US Army Aviation Systems Command, Aviation R&T Activity, [1990]
    • 1990
  • Inflow measurements made with a laser velocimeter on a helicopter model in forward flight. Volume IX, Rectangular planform blades at an advance ratio of 0.23, 0.75 chord above the tip path plane microform / Susan L. Althoff ... [et al.].

    • Text
    • Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; [St. Louis, Mo.] : US Army Aviation Systems Command, Aviation R&T Activity, [1990]
    • 1990
  • Inflow measurements made with a laser velocimeter on a helicopter model in forward flight. Volume X, Rectangular planform blades at an advance ratio of 0.30, 0.50 chord above the tip path plane microform / Susan L. Althoff ... [et al.].

    • Text
    • Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; [St. Louis, Mo.] : US Army Aviation Systems Command, Aviation R&T Activity, [1990]
    • 1990
  • Effects of planform geometry on hover performance of a 2-meter-diameter model of a four-bladed rotor [microform] / Arthur E. Phelps III and Susan L. Althoff.

    • Text
    • [Washington, DC] : National Aeronautics and Space Administration, Scientific and Technical Information Branch, 1986.
    • 1986

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