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keywords:("General")

    Accommodating Unmanned Cargo Operations in the National Airspace System

    Parimal Hemchandra Kopardekar | NTRS
    Keywords: Aeronautics (General)

    Accomplishments at NASA Langley Research Center in rotorcraft aerodynamics technology

    Wilson, John C. | NTRS | 1988
    Keywords: Aeronautics (General)

    Accuracy of aerodynamic-heating predictions

    Nagel, A. L. / Hanks, R. A. | NTRS | 1960
    Keywords: General

    Accurate Strength & Life Prediction Closeout

    Richard D Young | NTRS
    Keywords: Aeronautics (General)

    ACEE program rationale and implementation

    Aiken, W. S., Jr. / Petersen, R. H. | NTRS | 1982
    Keywords: Aeronautics (General)

    A ceramic automotive Stirling engine conceptual design

    Chiu, W. / Darooka, D. K. / Musikant, S. | NTRS | 1984
    Keywords: Engineering (General)

    ACERO Advanced Capabilities for Emergency Response Operations

    Robert McSwain | NTRS
    Keywords: Aeronautics (General)

    Achieving Game-Changing Science with CubeSats and SmallSats

    Florence Tan / Ali H Omar / Rosemary Rallo Baize et al. | NTRS | 2021
    Keywords: Astronautics (General)

    Achieving Leadership Support for Roadmap to Resiliency - NASA Perspectives

    Rick Marrs / Rena Schlachter | NTRS
    Keywords: Engineering (General)

    A Chronology of Mars Exploration

    Launius, Roger D. | NTRS | 1997
    Keywords: General

    A Cis-Lunar Propellant Infrastructure for Flexible Path Exploration and Space Commerce

    Oeftering, Richard C. | NTRS | 2012
    Keywords: Astronautics (General)

    A Classical Repeatability Problem

    Fulop, Mihaela | NTRS | 2014
    Keywords: Engineering (General)

    A Closer Look at Factors Governing Landslide Recovery Time in Post-Seismic Periods

    Hakan Tanyas / Dalia Kirschbaum / Luigi Lombardo et al. | NTRS
    Keywords: Geosciences (General)

    A Collision Avoidance Strategy for a Potential Natural Satellite Around the Asteroid Bennu for the OSIRIS-REx Mission

    Mashiku, Alinda / Carpenter, Russell | NTRS | 2016
    Keywords: Astronautics (General)

    A Collision Avoidance Strategy for a Potential Natural Satellite around the Asteroid Bennu for the OSIRIS-REx Mission

    Mashiku, Alinda K. / Carpenter, J. Russell | NTRS | 2016
    Keywords: Astronautics (General)

    A comet nucleus sample return mission

    Kerridge, Stuart J. / Atzei, Angelo | NTRS | 1987
    Keywords: Astronautics (General)

    A comet nucleus sample return mission

    Feingold, H. / Hoffman, S. J. / Soldner, J. K. | NTRS | 1984
    Keywords: Space Sciences (General)

    A comparative study of seminiferous tubular epithelium from rats flown on Cosmos 1887 and SL3

    Sapp, Walter J. / Williams, Carol S. / Kato, K. et al. | NTRS | 1989
    Keywords: Life Sciences (General)

    A comparative study of Soviet versus Western helicopters. Part 1: General comparison of designs

    Stepniewski, W. Z. | NTRS | 1983
    Keywords: Aeronautics (General)

    A Comparison Between The NORCAT Rover Test Results and the ISRU Excavation System Model Predictions Results

    Gallo, Christopher A. / Agui, Juan H. / Creager, Colin M. et al. | NTRS | 2012
    Keywords: Geosciences (General)

    A comparison of actual and allocated costs for work accomplished using NASA PERT.

    Houry, E. / Walker, J. D. | NTRS | 1965
    Keywords: General

    A comparison of chemical propulsion, nuclear thermal propulsion, and multimegawatt electric propulsion for Mars missions

    Frisbee, Robert H. / Blandino, John J. / Leifer, Stephanie D. | NTRS | 1991
    Keywords: Astronautics (General)

    A Comparison of Damaging Meteoroid and Orbital Debris Fluxes in Earth Orbit

    Cooke, William / Matney, Mark / Moorhead, Althea V. et al. | NTRS | 2017
    Keywords: Space Sciences (General)

    A Comparison of Damaging Meteoroid and Orbital Debris Fluxes in Earth Orbit

    Cooke, William / Matney, Mark / Moorhead, Althea V. et al. | NTRS | 2017
    Keywords: Space Sciences (General)

    A Comparison of Fast Hyperspectral Radiative Transfer Models

    Wilson, Chris / Aumann, George | NTRS | 2016
    Keywords: Space Sciences (General)

    A Comparison of Lifting-Line and CFD Methods with Flight Test Data from a Research Puma Helicopter

    Bousman, William G. / Young, Colin / Toulmay, Francois et al. | NTRS | 1996
    Keywords: Aeronautics (General)

    A comparison of nuclear thermal rocket development cost and schedule for piloted missions to Mars

    Clark, John S. / Borowski, Stanley K. / Sefcik, Robert J. et al. | NTRS | 1993
    Keywords: Astronautics (General)

    A Comparison of Results from NASA's Meteoroid Engineering Model to the Long Duration Exposure Facility Cratering Record

    Ehlert, Steven / Moorhead, Althea / Cooke, William J. | NTRS | 2017
    Keywords: Space Sciences (General)

    A Comparison of Rotor Disk Modeling and Blade-Resolved CFD Simulations for NASA's Tiltwing Air Taxi

    David Garcia Perez / Patricia Ventura Diaz / Jasim Ahmad et al. | NTRS
    Keywords: Aeronautics (General)

    A comparison of solar sail and ion drive trajectories for a Halley's comet rendezvous mission

    Sauer, C. G., Jr. | NTRS | 1977
    Keywords: Astronautics (General)

    A comparison of the various helicopter mathematical models used in the methodology assessment

    Stephens, Wendell B. | NTRS | 1988
    Keywords: Aeronautics (General)

    A Compendium Of Technological Solution Spaces For Barrier Issues In Aerospace

    Dennis M. Bushnell | NTRS | 2023
    Keywords: Space Sciences (General)

    A Comprehensive Orbit Reconstruction for the Galileo Prime Mission in the J2000 System

    Jacobson, Robert A. / Haw, Robert J. / McElrath, Tim P. et al. | NTRS | 1999
    Keywords: Astronautics (General)

    A computer-aided design package for nonlinear model applications

    Klingler, T. A. / Yurkovich, S. / Sain, M. K. | NTRS | 1985
    Keywords: Engineering (General)

    A Concept for Flexible Operations and Optimized Traffic into Metroplex Regions

    DeLaurentis, Daniel / Landry, Steve / Sun, Dengfeng et al. | NTRS | 2011
    Keywords: Aeronautics (General)

    A conceptual design study of a biological specimen holding facility. Volume 2: Technical report

    Jackson, J. K. / Kelly, H. B. / Regis, E. R. et al. | NTRS | 1976
    Keywords: Life Sciences (General)

    A conceptual framework for transportation research at Mississippi Test Facility of NASA

    Arman, A. / Claudet, A. J., Jr. | NTRS | 1970
    Keywords: General

    A conferee's observations and impressions

    Carter, R. E. | NTRS | 1967
    Keywords: General

    A contemporary view of systems engineering

    Miles, R. F., Jr. | NTRS | 1974
    Keywords: General

    Acoustic Design of Rotor Blades Using A Genetic Algorithm

    V. L. Wells / A. Y. Han / W. A. Crossley | NTRS | 1995
    Keywords: Aeronautics (General)

    Acoustic Emission Investigation

    Chasek, Miles D. / Chen, Colin X. | NTRS | 2016
    Keywords: Engineering (General)