121–140 von 148 Ergebnissen
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    New technique using CO2 laser for high heating and simultaneous optical characterization of IR windows

    Simoneau, J. / Feller, R. / Peatfield, C. et al. | Tema Archiv | 1997
    magnitude and distribution of the heat on the window. Therefore, for each missile application, it is critical to be able to determine the optical ...

    Fabrication and testing of diamond coatings on infrared windows for the Harrier GR7 and AV8-B systems

    Hudson, M.D. / Brierley, C.J. / Miller, A.J. et al. | Tema Archiv | 1997
    Forward looking infrared windows on aircraft suffer damage from liquid and solid particle impact. Diamond is a suitable material for ...

    Smart fastener for KC-135 structural integrity monitoring

    Schoess, J.N. / Seifert, G. | Tema Archiv | 1997
    Hidden and inaccessible corrosion in aircraft structures is the number-one logistics problem for the U.S. Air Force, with an estimated ...

    Developing 1-3 piezocomposites for large-area smart skin applications

    Ting, R.Y. / Howarth, T.R. | Tema Archiv | 1997
    New 1-3 piezocomposite materials have been investigated for potential underwater smart skin applications. PZT-5H was used as the ceramic ...

    The universal multizone crystallizator (UMC) furnance: an international cooperative agreement

    Watring, D.A. / Su, C.H. / Gillies, D. et al. | Tema Archiv | 1996
    The universal multizone crystallizator (UMC) has been developed and patented by a team at the University of Miskolc for crystal growth of ...

    Space processing of biopolymer/metal composites for NLO applications

    Trantolo, D.J. / Mogul, M.G. / Wise, D.L. et al. | Tema Archiv | 1996
    optical materials). The authors have previously demonstrated the rationale for orienting biopolymers, materials with known supramolecular ...

    Noiseless propulsion for swimming robotic structures using polyelectrolyte ion-exchange membrane

    Mojarrad, M. / Shahinpoor, M. | Tema Archiv | 1996
    frequency and amplitude, K for this experimental robotic swimmer using a rectangular strip of polyelectrolyte ion-exchange-metal-composite membrane ...

    Shape memory alloy TiNi actuators for twist control of smart wing designs

    Jardine, A.P. / Kudva, J.N. / Martin, C. et al. | Tema Archiv | 1996
    being studied for a subscale model of a fighter aircraft. The use of the SME (Shape Memory Alloy) TiNi for wing twist actuation was investigated ...

    The advanced automated directional solidification furnace

    Gillies, D.C. / Reeves, F.A. / Jeter, L.B. et al. | Tema Archiv | 1996
    The advanced automated directional solidification furnace (AADSF) is a five zone tubular furnace disigned for Bridgeman-Stockbarger and ...

    MSG: Microgravity science glovebox

    Baugher, C.R. / Ramachandran, N. / Roark, W. | Tema Archiv | 1996
    mechanical, electrical, data, video, gas and vacuum connection, lighting and thermal control for microgravity sciences payloads operations on the ...

    Features of chemical elements migration in the near-surface layers of metals and alloys during thermal cycling

    Smiyan, O.D. / Grigorenko, G.M. / Mikhailovskaya, E.S. et al. | Tema Archiv | 1996
    of surface layers of metallic materials for the space vehicles. Changes of the elementary composition during thermal cycling were recorded by ...

    Shape memory actuated release devices

    Carpanter, B. / Clark, C. / Weens, W. | Tema Archiv | 1996
    vehicle, deployment of solar arrays and other appendages. Existing technologies may not be able to meet mechanism requirements for future ...

    Frontiers in Infrared Windows and Dome Materials

    Harris, D.C. | Tema Archiv | 1995
    discussed. Engineering alternatives must be considered for extending the range of operating conditions for infrared windows and dome materials. ...

    Ultralightweight silicon carbide infrared cryogenic telescope

    Anapol, M. / Philippon, R. / Tucker, T. et al. | Tema Archiv | 1995
    silicon carbide telescope is an extremely attractive technology which offers the lightweight and stiffness features of beryllium, the optical ...

    The pizoelectric aeroelastic response tailoring investigation: a status report

    Heeg, J. / McGowan, A. / Crawley, E. et al. | Tema Archiv | 1995
    Experimental and analytical investigations are described about using piezoelectric actuators for tailoring the aeroelastic response of a ...

    Dynamic responses of aircraft wing made of composite materials

    He, Lianzhu / Wang, I-Chih / Tang, DaZe | Tema Archiv | 1993
    and structural responses of a prototype design are relatively difficult to predict. In this paper, procedures of response analysis for ...

    Holiddo: an interferometer for space experiments

    Mary, J. / Bernard, y. / Lefaucheux, F. et al. | Tema Archiv | 1991
    adapted to the investigator's requirements. Optical characterization is made either by direct viewing or by interferometric holography imaging in ...

    Particle image velocimetry experiments for the IML-I spaceflight

    Trolinger, J.D. / Lal, R.B. / Batra, A.K. et al. | Tema Archiv | 1991
    The first International Microgravity Laboratory (IML-1), scheduled for spaceflight in early 1992 includes a crystal-growth-from-solution ...

    Design and development of the zeolite crystal growth (ZCG) facility

    Fiske, M.R. | Tema Archiv | 1991
    large crystals. To this end, the Battelle Advanced Maeterials Center for the Commercial Development of Space (CCDS) is funding the development ...