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2001

Acree, C. W., "Effects of Rotor Design Variations on Tiltrotor Whirl-Mode Stability," Presented at the Tiltrotor/Runway Independent Aircraft Technology and Applications Specialists' Meeting of the American Helicopter Society, Arlington, Texas, March 20-21, 2001. Download

Acree, C. W., Peyran, R. J. and Johnson, W., "Rotor Design Options for Improving Tiltrotor Whirl-Flutter Stability Margins," Journal of the American Helicopter Society, April 2001. Download

Betzina, M.,"Tiltrotor Descent Aerodynamics: A Small-Scale Experimental Investigation of Vortex Ring State", American Helicopter Society 57th Annual Forum, Washington, DC, May 9-11, 2001. Download

Decker, W. A., "Handling Qualities Evaluation of XV-15 Noise Abatement Landing Approaches Using a Flight Simulator," Proceedings of the 57th Annual Forum of the American Helicopter Society, Washington D.C. May 9-11, 2001. Download

Fulton, M. V., and Ormiston, R. A., 2001, “Hover Testing of a Small-Scale Rotor with On-Blade Elevons,” Journal of the American Helicopter Society, Vol. 46, No. 2, pp. 96–106. Download

Johnson, W., "Calculation of the Aerodynamic Behavior of the Tilt Rotor Aeroacoustic Model (TRAM) in the DNW," Proceedings of the 57th Annual Forum of the American Helicopter Society, Washington D.C. May 9-11, 2001. Download

Johnson, W., "Airloads and Wake Geometry Calculations for an Isolated Tiltrotor Model in a Wind Tunnel," Presented at 27th European Rotorcraft Forum, Moscow, Russia, September 11-14, 2001. Download

McAlister, K. W., Huang, S. S. and Abrego, A. I., "A Model Rotor in Axial Flight," NASA TM-2001-210925, AFDD TR-01-A-004. Download

Nguyen, Betzina, and Kitaplioglu, 2001, "Full-Scale Demonstration of Higher Harmonic Control for Noise and Vibration Reduction on the XV-15 Rotor," JAHS V 46, No. 3, July 1, pp. 182-191. Download

Young, L. A., and Aiken, E. W., "Vertical Lift Planetary Aerial Vehicles: Three Planetary Bodies And Four Conceptual Design Cases," Presented at 27th European Rotorcraft Forum, Moscow, Russia, September 11-14, 2001. Download

Young, L.A., “Exploration of Titan Using Vertical Lift Aerial Vehicles,” NASA Headquarters and Lunar and Planetary Institute Forum on Innovative Approaches to Outer Planetary Exploration, LPI Contribution # 1084, Houston, TX, February 21-22, 2001. Download