1–20 von 135 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 ...

    Radiation qualification and testing of a large number of optical glasses used in the ESA fluid science laboratory onboard the columbus orbital Facility of the international space station

    Doyle, D.B. / Dewandre, T.M. / Claessens, D. et al. | Tema Archiv | 2002
    International Space Station (ISS) is a multi-user facility for the performance of microgravity research. It comprises a very complex optical bench ...

    Design strength of optical glass

    Doyle, K.B. / Kahan, M.A. | Tema Archiv | 2003
    extremely conservative design approaches are typically used for optical elements made of glass. Determining a design allowable for glass elements is ...

    Polymer waveguides for 100 cm (40") optical backplanes

    Moisel, J. / Guttmann, J. / Huber, H.P. et al. | Tema Archiv | 2002
    Optical backplanes are attractive components for systems with high data rates between subsystems and a large number of interconnects. An ...

    Concepts using optical MEMS array for ladar scene projection

    Smith, J.L. | Tema Archiv | 2003
    fiber optic cables. The concept calls for an optical MEMS (micro-electromechanical system) steerable micro-mirror array. IFOV's are a cluster of ...

    Recent advances in the quality of CVD diamond optical components

    Wort, C.J.H. / Pickles, C.S.J. / Beale, A.C. et al. | Tema Archiv | 1999
    Reports on the properties and applications of polished polycrystalline diamond optical components produced by chemical vapor deposition and ...

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

    Watring, D.A. / Su, C.H. / Gillies, D. et al. | Tema Archiv | 1996
    power requirements necessary for the dynamic gradient freeze crystal growth technique. Results from typical vapor transport and travelling ...

    Combined radiation damage, annealing, and ageing studies of InGaAsP/InP 1310 nm lasers for the CMS tracker optical links

    Gill, K.A. / Grabit, R. / Troska, J. et al. | Tema Archiv | 2002
    multi-quantum-well lasers, the type chosen for use in the CMS Tracker optical links. The radiation damage effects are compared for a variety of ...

    Optical-fiber-based adhesive bondline monitoring system for composite patch systems

    Elster, J. / Trego, A. / Dante, J. et al. | Tema Archiv | 2001
    levels in the technology. The presented sensing system is comprised of optical fiber long period gratings (LPGs) for chemical measurement and ...

    Measuring space radiation impact on the characteristics of optical glasses; measurement results and recommendations from testing a selected set of materials

    Fruit, M. / Gusarov, A.I. / Doyle, D.B. | Tema Archiv | 2002
    Radiation sensitivity of glass is a general concern for the designer of Space optical instruments. ASTRIUM, in cooperation with SCK-CEN ...

    Damage detection of satellite structures by optical fiber with small diameter

    Kabashima, S. / Ozaki, T. / Takeda, N. | Tema Archiv | 2000
    monitoring system usually utilizes optical fiber sensor of which the diameter is 125 micrometer. However, such fiber sensors tend to be perceived as ...

    Interaction of micro-organisms (fungi and bacteria) with optical and electronic materials

    Kukhtarev, N.V. / Kukhtareva, T.V. / Jones, J. et al. | Tema Archiv | 2002
    for unattended and space-based optical and electronic systems. We have investigated the process of growth and distribution of fungal elements ...

    Connection of optical fibers embedded in aircraft composite components

    Sjogren, A. / Lindstrom, B. | Tema Archiv | 2000
    This paper describes a manufacturing technique for embedding standard fiber-optic connection hardware in aircraft composite components ...

    Impact damage detection of stiffened composite panels by using embedded small-diameter optical fibers

    Tsutsui, H. / Kawamata, A. / Sanda, T. et al. | Tema Archiv | 2001
    by the sensors. In this study, both multi-mode optical fibers and fiber bragg grating (FBG) sensors are used for detecting impact load and ...

    Transparent ceramics for armor and EM window applications

    Patel, P.J. / Gilde, G.A. / Dehmer, P.G. et al. | Tema Archiv | 2000
    and manufacturing advances have revitalized the interest in using transparent ceramics for armor systems. The materials currently under ...

    A MEMS-based infrared emitter array for combat identification

    San, Haisheng / Chen, Xuyuan / Xu, Peng et al. | Tema Archiv | 2008
    decreased. In experiment, the surface temperature distribution of IR emitter arrays were measured by thermal imaging system, and the optical ...
    Schlagwörter: SOI-Technik

    Applications for thermal NDT on advanced composites in aerospace structures

    Baughman, S.T. | Tema Archiv | 1998
    Time Dependent Thermography (TDT) is a key approach for unlocking the potential of infrared thermography NDE for aerospace applications ...
    Verlag: SPIE International Society for Optical Engineering , Bellingham

    Dynamic holographic interferometry with photorefractive crystals: review of applications and advanced techniques

    Georges, M.P. / Thizy, C. / Scauflaire, V.S. et al. | Tema Archiv | 2003
    destructive testing (defect detection), displacement metrology, vibration mode shape visualization, as well as a study for the use of photorefractive ...

    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 ...

    Estimating the backscatter spectral dependence and relative concentration for multiple aerosol materials from lidar data

    Warren, R.E. / Vanderbeek, R.G. | Tema Archiv | 2004
    section coefficients, backscatter in the case of aerosols and absorptivity for vapors, be known in advance. While this typically is a reasonable ...