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    Surgical Capabilities for Exploration and Colonization Space Flight - An Exploration Symposium

    Doarn, Charles R. / Pantalos, George / Strangman, Gary et al. | NTRS | 2016
    Surgical capabilities in human space flight, whether on a space-based platform in low Earth orbit or on a long duration planetary ...

    NASA Collaborative Research on the Ultra High Bypass Engine Cycle and Potential Benefits for Noise, Performance, and Emissions

    Hughes, Christopher E. | NTRS | 2013
    investigate technologies to minimize the impact of aviation on the environment. In December 2006, a new program, called the Fundamental Aeronautics ...

    Iridium-Coated Rhenium Radiation-Cooled Rockets

    Reed, Brian D. / Biaglow, James A. / Schneider, Steven J. | NTRS | 1997
    -sponsored efforts to develop flight Ir/ Re engines, with the primary focus on 440-N, apogee insertion engines. Complementing these Ir/Re engine ...