1–20 von 51 Ergebnissen
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    NASA Helium

    T. M. Elam | NTIS | 2021
    Schlagwörter: Helium

    Plasmasphere from the DE 1 Retarding Ion Mass Spectrometer

    Gallagher D. L. | NTIS | 2015
    Schlagwörter: Helium ions , Helium plasma

    Observed Plasmaspheric Ion Densities and Temperatures

    D. Gallagher / P. Craven / H. Comfort | NTIS | 2014
    Schlagwörter: Helium ions

    U.S. High Altitude PV Measurement for Primary Calibration Standard Certification

    J. S. McNatt / D. S. Wolford / M. G. Myers | NTIS | 2012
    Schlagwörter: Helium

    Avionics GPB Control System Analysis

    NTIS | 2003
    Schlagwörter: Helium

    Arcjet Plasma Neutralization of Hall Thrusters I: Hybrid Thruster Mission Analysis

    W. A. Hargus / J. H. Schilling / Q. E. Walker et al. | NTIS | 2003
    Schlagwörter: Helium arcjet neutralizers

    Momentum Flux Measurements from Under Expanded Orifices: Applications for Micropropulsion Systems

    A. D. Ketsdever / A. A. Green / E. P. Muntz | NTIS | 2001
    Schlagwörter: Helium

    Transient Analysis of X-34 Pressurization System

    A. Hedayat / K. C. Knight / R. H. Champion | NTIS | 1998
    Schlagwörter: Helium

    Dynamical Models for Sloshing Dynamics of Helium 2 Under Low-G Conditions

    R. J. Hung / Y. T. Long | NTIS | 1997
    Schlagwörter: Liquid helium 2

    Effects of Space Debris on Solar Propulsion

    M. Skibinski | NTIS | 1991
    Schlagwörter: Helium

    Remote Detection of Boundary-Layer Transition by an Optical System

    R. M. Hall / M. Azzazy / D. Modarress | NTIS | 1987
    Schlagwörter: Helium-neon lasers

    Hypersonic Characteristics of an Advanced Aerospace Plane at Mach 20.3

    R. S. Mccandless | NTIS | 1985
    Schlagwörter: Helium

    Optical reciever for a prototype remote-sensing natural gas leak detector

    Grant, W.B. / Altpeter, L.L. | Tema Archiv | 1983
    Schlagwörter: HELIUM

    Propulsion Apparatus and Method Using Boil-off Gas from a Cryogenic Liquid

    D. H. Blount | NTIS | 1983
    Schlagwörter: Liquid helium

    Report on European Space Activities

    W. R. Burke | NTIS | 1980
    Schlagwörter: Liquid helium

    Helium-gekuehltes Infrarot-Teleskop fuer astronomische und atmosphaerische Messungen auf Spacelab

    Lemke, D. / Klipping, G. / Roemisch, N. | Tema Archiv | 1979
    Schlagwörter: HELIUM