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    2-Stroke High Speed Diesel Engines for Light Aircraft

    Rinaldini, Carlo Alberto / Mattarelli, Enrico / Wilksch, Mark | SAE Technical Papers | 2011
    Keywords: Business and general aviation aircraft

    "50 Cents, 50 Years": Finding the Value of the Space Program on the Back of a Quarter

    Horack, John M. | NTRS | 2008
    Keywords: Social And Information Sciences (General)

    1983 and 1985 multi-revolution opportunities to Mars

    Roberts, P. H., Jr. | NTRS | 1977
    Keywords: Astronautics (General)

    A ballistic mission to fly by Comet Halley

    Boain, R. J. / Hastrup, R. C. | NTRS | 1980
    Keywords: Astronautics (General)

    A Briefing on Metrics and Risks for Autonomous Decision-Making in Aerospace Applications

    Frost, Susan / Goebel, Kai Frank / Galvan, Jose Ramon | NTRS | 2012
    Keywords: Aeronautics (General)

    Abstracts for the 2002 Meeting of the AIAA Working Group on Dynamic Space Simulation

    Simpson, Alda D. / Worth, Daniel B. | NTRS | 2002
    Keywords: Space Sciences (General)

    Accelerated durability testing of preserved asphalt mixtures using the Immersion Ageing test

    Ojum, C. / Widyatmoko, I. / Khojinian, A. et al. | TIBKAT | 2019
    Keywords: TECHNOLOGY & ENGINEERING / Engineering (General) ; bisacsh

    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

    Feingold, H. / Hoffman, S. J. / Soldner, J. K. | NTRS | 1984
    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 solar sail and ion drive trajectories for a Halley's comet rendezvous mission

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

    Acoustic Design of Rotor Blades Using A Genetic Algorithm

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

    Active Control of Separation From the Flap of a Supercritical Airfoil

    Melton, La Tunia Pack / Yao, Chung-Sheng / Seifert, Avi | NTRS | 2003
    Keywords: Aeronautics (General)

    Active Flutter Suppression Using Reduced-Order Modeling for Transonic Aeroservoelastic Control Law Development

    Waite, Josiah M. / Stanford, Bret K. / Bartels, Robert E. et al. | NTRS | 2019
    Keywords: Aeronautics (General)

    Adapting a Flexible BioSensor Platform for Biological Studies on the Moon

    Lauren Liddell / Natalie Ball / Jessica Chau et al. | NTRS
    Keywords: Life Sciences (General)

    Addition of a Low Altitude Tethys Flyby to the Nominal Cassini Tour

    Buffington, Brent / Strange, Nathan / Ionasescu, Rodica | NTRS | 2005
    Keywords: Space Sciences (General)

    A decision model for planetary missions

    Hazelrigg, G. A., Jr. / Brigadier, W. L. | NTRS | 1976
    Keywords: Astronautics (General)

    Advanced Air Mobility Vertiport Considerations: A List and Overview

    Nancy Mendonca / James R Murphy / Michael D Patterson et al. | NTRS
    Keywords: Aeronautics (General)

    Advanced Imaging for Space Science

    Lyon, Richard G. | NTRS | 2008
    Keywords: Space Sciences (General)

    Advanced interdisciplinary technologies

    Anderson, John L. | NTRS | 1990
    Keywords: Astronautics (General)

    Advances in the stability of high precision crystal resonators

    Ballato, A. / Vig, J. R. | NTRS | 1979
    Keywords: Physics (General)

    A Dynamical Systems Approach to the Design of the Science Orbit Around Europa

    Gomez, Gerard / Lara, Martin / Russell, Ryan P. | NTRS | 2006
    Keywords: Mathematical And Computer Sciences (General)

    Aeroassisted-vehicle design studies for a manned Mars mission

    Menees, Gene P. | NTRS | 1987
    Keywords: Astronautics (General)

    Aerobraking

    V A Dauro | NTRS | 1986
    Keywords: Astronautics (General)

    Aerocapture at Saturn

    Zachary R. Putnam / Jacob A. Englander / Aaron Michael Brandis et al. | NTRS
    Keywords: Astronautics (General)

    Aerodynamic drag and stability characteristics of solid and inflatable decelerator devices at supersonic speeds

    Mcshera, J. T., Jr. | NTRS | 1962
    Keywords: General

    Aerodynamic heating and heat transmission

    Huston, W. B. | NTRS | 1958
    Keywords: General

    Aerodynamic performance of a drag reduction device on a full-scale tractor/trailer

    Lanser, Wendy R. / Ross, James C. / Kaufman, Andrew E. | NTRS | 1991
    Keywords: Engineering (General)

    Aerodynamic requirements for a Mars rover/sample return aerocapture vehicle

    Ess, Robert H., Jr. / Munday, Stephen R. | NTRS | 1989
    Keywords: Astronautics (General)

    Aerodynamic Shape Optimization Benchmarks with Error Control and Automatic Parameterization

    Anderson, George R. / Nemec, Marian / Aftosmis, Michael J. | NTRS | 2015
    Keywords: Aeronautics (General)

    Aeroelastic Simulation of Wind Tunnel Scale Aspect Ratio 13.5 Common Research Model with Trailing Edge Mini-Flaps

    Juntao Xiong / Nhan Nguyen / Robert E Bartels | NTRS
    Keywords: Aeronautics (General)

    Aeroelastic Trim Drag Optimization of Mach 0.8 Transonic Truss-Braced Wing Aircraft using High-Lift Devices and Control Surfaces

    Juntao Xiong / Nhan Nguyen / Robert E. Bartels | NTRS
    Keywords: Aeronautics (General)

    Aeroelastic Trim Drag Optimization of Mach 0.8 TransonicTruss-Braced Wing Aircraft with Variable Camber ContinuousTrailing Edge Flap

    Juntao Xiong / Nhan Nguyen / Robert E Bartels | NTRS
    Keywords: Aeronautics (General)

    Aeroservoelastic Modeling of Body Freedom Flutter for Control System Design

    Ouellette, Jeffrey | NTRS | 2017
    Keywords: Aeronautics (General)

    A formal approach to railway signalling

    Cullyer, W.J. / Wong, W. | Tema Archive | 1990
    Keywords: GENERAL RAILWAY NETWORK

    AFSPC Innovation and Science and Technology Outreach to Industry and Academia

    Sanchez, Merri J. / Dills, Anthony N. / Chandler, Faith | NTRS | 2016
    Keywords: Social And Information Sciences (General)

    A Fuel Cell Based Propulsion System for General Aviation Aircraft: The ENFICA-FC Experience

    Cestino, Enrico / Borello, Fabio / Correa, Gabriel et al. | SAE Technical Papers | 2011
    Keywords: Business and general aviation aircraft

    A Geology Sampling System for Small Bodies

    Hood, A. D. / Naids, A. J. / Graff, T. et al. | NTRS | 2015
    Keywords: Astronautics (General)

    Aging behavior of bitumen and elastomer modified bitumen

    Zicans, J. / Ivanova, T. / Merijs-Meri, R. et al. | TIBKAT | 2019
    Keywords: TECHNOLOGY & ENGINEERING / Engineering (General) ; bisacsh

    A historical perspective on hypersonic research at the NACA/NASA Langley Research Center (1944-1984)

    Reubush, David E. | NTRS | 1992
    Keywords: General

    A hydroponic design for microgravity and gravity installations

    Fielder, Judith / Leggett, Nickolaus | NTRS | 1990
    Keywords: Life Sciences (General)

    Airborne solar eclipse flight navigation

    Nathanson, S. N. / Steffey, P. C. / Young, M. C. | NTRS | 1965
    Keywords: General

    Aircraft Turbine Fuel Contamination History and Endurance Test Requirements

    SAE Technical Papers | 2007
    Keywords: Business and general aviation aircraft

    A Look Inside the Juno Mission to Jupiter

    Grammier, Richard S. | NTRS | 2008
    Keywords: Space Sciences (General)

    A lunar mass transportation system

    Heppenheimer, T. A. | NTRS | 1976
    Keywords: Engineering (General)

    A Mars rover mission concept

    Randolph, J. E. / Turner, P. R. | NTRS | 1988
    Keywords: Astronautics (General)

    Ames Arc Jets in Support for Planetary Defense

    Fretter, Ernest | NTRS | 2015
    Keywords: Space Sciences (General)

    A method for determining the appropriate frequency for testing asphalt mixtures in the laboratory

    Barzegari, Saman / Solaimanian, M. | TIBKAT | 2019
    Keywords: TECHNOLOGY & ENGINEERING / Engineering (General) ; bisacsh

    A methodology to design the asphalt field compaction process in the laboratory to provide clear guidelines for roller operators

    Bijleveld, F. R. / Bondt, A. H. de / Khedoe, R. N. | TIBKAT | 2019
    Keywords: TECHNOLOGY & ENGINEERING / Engineering (General) ; bisacsh

    A methodology to quantify the impact of climate change on the state of good repair of pavements

    Chang, C. M. / Ortega, O. | TIBKAT | 2019
    Keywords: TECHNOLOGY & ENGINEERING / Engineering (General) ; bisacsh

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