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    Smart materials for turbomachinery quieting

    Jonson, M.L. / Lysak, P.D. / Willits, S.M. | Tema Archiv | 2000
    materials for quieting turbomachinery. The team is composed of representatives from Pennsylvania State University, General Dynamics Electric Boat ...

    Piezoelectric ceramic assembly tubes for torsional actuators (and application to helicopter rotor blade control)

    Kim, C. / Glazounov, A.E. / Flippen, F.D. et al. | Tema Archiv | 1999
    The efforts described here are intended to provide a basis for the utilization of novel piezoelectric actuators in smart materials and ...

    NDE applications in an anchor bolt and sign bridge inspection program

    Fish, P.E. | Tema Archiv | 1998
    Verlag: SPIE International Society for Optical Engineering , Bellingham

    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 ...

    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. ...

    Guidelines for developing distributed virtual environment applications

    Stytz, M.R. / Banks, S.B. | Tema Archiv | 1998
    (DVE) technology for the military and medical professions. The projects include an application that allows the user to interactively explore a ...

    Thermal investigation of real aircraft components

    Dal Toe, S. / Bison, P.G. / Marinetti, S. et al. | Tema Archiv | 2001
    Composite materials are prone to various damages, particularly if used for aeronautic fuselage components. These parts are increasingly ...

    Thruster-plume-induced contamination measurements from the PIC and SPIFEX flight experiments

    Soares, C.E. / Barsamian, H. / Rauer, S. | Tema Archiv | 2002
    developed for the International Space Station (ISS). ...

    Investigating the use of ultrasonic guided waves for aging wire insulation assessment

    Anastasi, R.F. / Madaras, E.I. | Tema Archiv | 2002
    becomes brittle and cracks. This exposes the underlying conductive wire to the potential for short circuits and fire. The difficulty is that ...

    Model reduction and substructuring for computing responses of structures containing frequency-dependent viscoelastic materials

    Germes, S. / Van Herpe, F. | Tema Archiv | 2002
    systems, there is still a need for finite element models capable of predicting the frequency response of structures containing VEM. We address in ...

    Feasibility study of embedded fiber-optic strain sensing for composite propeller blades

    Zetterlind, V.E. / Watkins, S.E. / Spoltman, M.W. | Tema Archiv | 2001
    feasibility of embedded fiber-optic smart instrumentation was examined for use in the commercial manufacture and testing processes used by Hartzell ...

    Multifunctional system for active noise control and damage detection on a typical aeronautical structure

    Lecce, L. / Viscardi, M. / Zumpano, G. | Tema Archiv | 2001
    piezo's was decided to be used also for health monitoring application. As a preliminary activity, an extensive monitoring was performed on the ...

    Integration of piezoceramic actuators in fiber-reinforced structures for aerospace applications

    Durr, J. / Herold-Schmidt, U. / Zaglauer, H.W. et al. | Tema Archiv | 1998
    Up to now experimental and theoretical research on active structures for aerospace applications has put the focus mainly on surface bonded ...

    Multi-element adjustable transducer arrays for the ultrasonic scanning of aging aircraft

    Komsky, I.N. | Tema Archiv | 2002
    airplane structures. Conventional techniques for crack or corrosion characterization are based on either echo-amplitude measurements or time-of ...

    Thin film coatings with variable emittance

    Larsson, A.L. / Niklasson, G. / Stenmark, L. | Tema Archiv | 1999

    Polarization measurements of automobile paints

    Goldstein, D.H. | Tema Archiv | 2008
    micrometer. Depolarization indices for all polarimetric measurements were calculated. ...

    Viscoelastic strain-energy hinge for solar array deployment

    Kwak, M.K. / Ra, Wan-Kyu / Yoon, Kwang-Joon | Tema Archiv | 1999
    This paper is concerned with the viscoelastic strain-energy hinge for solar array deployment. The original strain-energy hinge proposed by ...

    Detection of disbonds in a honeycomb composite structure using guided waves

    Baid, H. / Banerjee, S. / Joshi, S. et al. | Tema Archiv | 2008

    Three-dimensional anthropometric techniques applied to the fabrication of burn masks and the quantification of wound healing

    Whitestone, J.J. / Geisen, G.R. / McQuiston, B.K. | Tema Archiv | 1997
    for successful mission performance of weapon systems, including cockpits, protective equipment, and clothing. The application of human body ...

    Thermal and mechanical performance of a carbon-carbon composite spacecraft radiator

    Kuhn, J.L. / Benner, S.M. / Butler, C.D. et al. | Tema Archiv | 1999
    weight. However, the high cost and long lead-time for carbon-carbon manufacture have limited their widespread usage. Consequently, an informal ...

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