1–20 von 442 Ergebnissen
|

    Zero thermal expansion composites of high strength and stiffness

    Dow, Norris F. / Rosen, B. Walter | TIBKAT | 1969
    Verlag: National Aeronautics and Space Administration , Washington, DC

    X-Ray Optics at NASA Marshall Space Flight Center

    O'Dell S. L. / Atkins C. / Swartz D. A. et al. | NTIS | 2015
    of grazing-incidence optics, in order to produce high-strength, thin-walled, full-cylinder x-ray mirrors. In recent years, MSFC has used this ...
    Verlag: National Aeronautics and Space Administration, Huntsville, AL. George C. Marshall Space Flight Center.

    X-Ray Optics at NASA Marshall Space Flight Center

    S. L. O'Dell / C. Atkins / D. A. Swartz et al. | NTIS | 2015
    of grazing-incidence optics, in order to produce high-strength, thin-walled, full-cylinder x-ray mirrors. In recent years, MSFC has used this ...
    Verlag: National Aeronautics and Space Administration, Huntsville, AL. George C. Marshall Space Flight Center.

    X1: A Robotic Exoskeleton for In-Space Countermeasures and Dynamometry

    C Beck / M Diftler / P Neuhaus et al. | NTIS | 2013
    measure muscle strength. This lower-extremity device has the ability to assist or resist human movement through the use of actuators positioned at ...
    Verlag: National Aeronautics and Space Administration, Houston, TX. Lyndon B. Johnson Space Center.

    Wind Tunnel Investigation to Determine Buffet Countermeasures for STOL Aircraft alpha-Sweep Flight Testing

    H. Takahashi / T. Nakaya / Y. Hayashi et al. | NTIS | 1991
    performance of this flight test, and also to determine effective aerodynamic means to alleviate the buffet's strength. Results confirmed that both ...
    Verlag: National Aerospace Lab., Tokyo (Japan)

    Vacuum jacketed composite propulsion feedlines for cryogenic launch and space vehicles, volume 1

    Spond, D. E. / Laintz, D. J. / Hall, C. A. et al. | NTRS | 1974
    provides strength and protection from handling damage. The resultant tube is lightweight, strong, and has a low thermal flux. The inside commodity ...
    Verlag: NASA National Aeronautics and Space Administration

    U.S. Rail Equipment Crashworthiness Standards

    D. C. Tyrell | NTIS | 2001
    conventional strength-based requirements for equipment used below 200 kph (125 mph), crash-energy management for equipment used above 200 kph (125 mph ...
    Verlag: John A. Volpe National Transportation Systems Center, Cambridge, MA

    Using NASA Life Support Technology to Reduce Cement Industry CO2 Emissions While Improving Cement and Concrete Products

    M. Abney | NTIS | 2013
    Verlag: National Aeronautics and Space Administration, Huntsville, AL. George C. Marshall Space Flight Center
    Schlagwörter: Tensile strength

    Using NASA Life Support Technology to Reduce Cement Industry CO2 Emissions and Explore Improvements to Concrete Durability

    M. B. Abney / T. Komas / J. Alleman | NTIS | 2016
    Verlag: National Aeronautics and Space Administration, Huntsville, AL. George C. Marshall Space Flight Center.
    Schlagwörter: Compressive strength

    Using Additive Manufacturing to Print a CubeSat Propulsion System

    Marshall W. M. / Zemba M. / Shemelya C. et al. | NTIS | 2015
    commercial micro pulsed plasma thruster and embed it into the printing process. Tests demonstrating the dielectric strength of the printed material ...
    Verlag: National Aeronautics and Space Administration, Cleveland, OH. NASA John H. Glenn Research Center at Lewis Field.

    Use of Shuttle Heritage Hardware in Space Launch System (SLS) Application - Structural Assessment

    J. N. Booker / P. Aggarwal | NTIS | 2018
    Verlag: National Aeronautics and Space Administration, Huntsville, AL. George C. Marshall Space Flight Center.
    Schlagwörter: Fracture strength

    Use of a pitch adjustable foot restraint system: Operator strength capability and load requirements

    Wilmington, Robert P. / Poliner, Jeffrey / Klute, Glenn K. | NTRS | 1994
    Verlag: NASA National Aeronautics and Space Administration

    Use of a Pitch Adjustable Foot Restraint System: Operator Strength Capability and Load Requirements

    R. P. Wilmington / J. Poliner / G. K. Klute | NTIS | 1994
    Verlag: National Aeronautics and Space Administration, Houston, TX. Lyndon B. Johnson Space Center

    Updating Lunar Subsurface Geotechnical Properties Based Upon Nonlinear Winkler Modeling of Apollo and Lunokhod Measurements

    J. Connolly / W. Carrier | NTIS | 2022
    , friction angle and shear strength, and apply new data derived from Apollo and Lunokhod geotechnical measurements to update the understanding of ...
    Verlag: National Aeronautics and Space Administration, Washington, DC.
    Schlagwörter: Lunar soil shear strength

    United States Merchant Marine: A Valuable Strategic Resource, Now and for the Future

    T. W. Richardson | NTIS | 1994
    Alfred Thayer Mahan has been quoted as saying 'A nation's maritime commerce strength in peacetime is the most telling indication of its ...
    Verlag: National War Coll., Washington, DC

    Undersea volcano production versus lithospheric strength from satellite altimetry

    Tapley, B. D. / Sandwell, D. T. | NTRS | 1986
    Verlag: NASA National Aeronautics and Space Administration

    Ultraviolet Testing of Space Suit Materials for Mars

    K. Larson / M. Fries | NTIS | 2017
    of building a suit robust enough to complete multiple EVAs under intense ultraviolet (UV) light exposure without losing mechanical strength ...
    Verlag: National Aeronautics and Space Administration, Houston, TX. Lyndon B. Johnson Space Center.
    Schlagwörter: Tensile strength

    Ultrasonic Characterization of Aerospace Composites

    C. Leckey / P. Johnston / H. Haldren et al. | NTIS | 2015
    benefits of reduced weight, increased strength, and other factors. Ongoing work at NASA involves the investigation of the large-scale use of ...
    Verlag: National Aeronautics and Space Administration, Hampton, VA. Langley Research Center.

    Trim and Structural Optimization of Subsonic Transport Wings Using Nonconventional Aeroelastic Tailoring

    K. B. Stanford / V. C. Jutte | NTIS | 2014
    subsonic transport wings. Aeroelastic strength and panel buckling constraints are imposed across a variety of trimmed maneuver loads. Tailoring ...
    Verlag: National Aeronautics and Space Administration, Hampton, VA. Langley Research Center.

    Transportation, Industry Study, Spring 2008

    C. Browning / M. Cicman / D. Cooper et al. | NTIS | 2008
    Transportation is the key to this nation's strength. Within this industry, the movement of freight is critical-an aspect made even more ...
    Verlag: National Defense Univ., Washington, DC