Institution: | a Aeroflightdynamics Directorate, Aviation Research, Development and Engineering Center, U.S. Army Aviation and Troop Command, and Fluid Mechanics Laboratory Branch, NASA Ames Research Center, Moffett Field, CA 94035-1000, U.S.A. b Navy-NASA Joint Institute for Aeronautics, Department of Aeronautics and Astronautics, Naval Postgraduate School, Monterey, CA 93943-5000, U.S.A. |