1–5 von 5 Ergebnissen
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    The optimum design for frictional surface of piston ring of engines

    Wang,H.S. / Zhang,B.Y. / Li,H.M. et al. | Kraftfahrwesen | 1999

    Air Traffic Management Research at NASA Ames Research Center

    Lee, Katharine | NTRS | 2005
    Since the late 1980's, NASA Ames researchers have been investigating ways to improve the air transportation system through the development ...
    Schlagwörter: Air Transportation And Safety

    NASA Space Exploration Logistics Workshop Proceedings

    deWeek, Oliver / Evans, William A. / Parrish, Joe et al. | NTRS | 2006
    and Mars, at the intersection of engineering and space operations? 3. What lessons can be drawn from past successes and failures in human ...

    Modeling Tool Advances Rotorcraft Design

    NTRS | 2007
    Continuum Dynamics Inc. (CDI), founded in 1979, specializes in advanced engineering services, including fluid dynamic modeling and analysis ...
    Schlagwörter: Technology Utilization And Surface Transportation

    NASA Electric Vertical Takeoff and Landing (eVTOL) Aircraft Technology for Public Services – A White Paper

    Johnny T. Doo / Marilena D. Pavel / Arnaud Didey et al. | NTRS | 2021
    transportation mix of the future [ref. 2]. Advances in electric propulsion, autonomous flight technology, and 5G communication networks will enable this ...