1–50 von 170 Ergebnissen
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    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 ...

    Semiconductor ultraviolet optical sources for biological agent detection

    Carrano, J.C. / Maltenfort, A.J. | Tema Archiv | 2002
    -to-warn' bio-sensors. Currently, DoD is developing a sub-system known as the Biological Aerosol Warning System (BAWS) for the Joint ...

    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 ...

    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 ...

    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 ...

    Revolutionary optical sensor for physiological monitoring in the battlefield

    Kingsley, S.A. / Sriram, S. / Pollick, A. et al. | Tema Archiv | 2004
    SRICO has developed a revolutionary approach to physiological status monitoring using state-of-the-art optical chip technology. The ...

    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 ...

    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 ...

    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 ...

    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 ...

    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 ...

    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 ...

    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 ...

    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
    for a variety of applications. Future combat and non-combat environments will require lightweight, threat adjustable, multifunctional, and ...

    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

    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 ...

    Compatible CMOS microsystems for automotive and for medical applications

    Kersjes, R. / Mokwa, W. | Tema Archiv | 1996
    important technique for the monolithic approach. Compared to bipolar circuits power consumption is much lower, compared to BiCMOS the the process is ...

    Development of low-OPD windows for airborne laser

    Billman, K.W. / Tran, D.C. / Johnson, L.F. et al. | Tema Archiv | 2001
    We begin with a brief review of prior work relating to optical windows for use with high power laser beams. A typical window must provide ...

    High durability antireflection coatings for silicon and multispectral ZnS

    Joseph, S. / Marcovitch, O. / Yadin, Y. et al. | Tema Archiv | 2007
    both day and night. In order to achieve such capabilities, advanced electro-optical systems are being constantly developed and improved. These ...

    Actuator development for a flapping microrobotic microaerial vehicle

    Cox, A. / Garcia, E. / Goldfarb, M. | Tema Archiv | 1998
    areas result in low Reynolds numbers. For Re's below 103 conventional fixed wing flight is no longer possible because drag becomes ...

    Nonlinear optic polymer electro-optic modulators for space applications

    Grote, J.G. / Zetts, J.S. / Nelson, R.L. et al. | Tema Archiv | 2002
    passive polymers with various conductivities, both ionic and electronic, suitable for use as optical cladding layers in NLO polymer based opto ...

    Damage quantification using attenuation based signal processing for health monitoring in carbon fiber composites

    Reynolds, W. / Chattopadhyay, A. | Tema Archiv | 2008
    conditions. In the current research, a structural health monitoring (SHM) and prognosis framework is being developed for heterogeneous material ...

    Non-destructive test methods for evaluating durability of concrete highway structures. Experience of Ontario Ministry of Transportation

    Ip, A. / Berszakiewicz, B. / Pianca, F. | Tema Archiv | 1998
    Verlag: SPIE International Society for Optical Engineering , Bellingham

    A linear ion trap for biological agent detection and identification

    Griffin, M.T. / McLuckey, S.A. | Tema Archiv | 2004
    A novel linear ion trap (LIT) system for protein bio-marker identification that provides significant improvement in sensitivity and dynamic ...

    A new Ag/Pd conductor for automotive applications

    Malanga, D.J. / Levitsky, M. / London, A. et al. | Tema Archiv | 1999
    New materials and powder technology have been applied to conductor formulations targeted for the harsh environments of under the hood ...

    Thermographic detection and quantitative characterization of corrosion by application of thermal line source

    Cramer, K.E. / Winfree, W.P. | Tema Archiv | 1998
    designed to determine the spatial resolution of the system. A steady state solution for the induced thermal change in the plate is presented. When ...
    Verlag: SPIE International Society for Optical Engineering , Bellingham

    Potential for portal detection of human chemical and biological contamination

    Settles, G.S. / McGann, W.J. | Tema Archiv | 2001
    portals based on this paradigm will soon appear in airports. This paper suggests that the airborne trace detection technology developed for that ...

    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 ...

    Electro-mechanical impedance method for crack detection in metallic plates

    Giurgiutiu, V. / Zagrai, A. | Tema Archiv | 2001
    positive results obtained for 1-D structure onto 2-D structures. Experiment analysis of 1-D and 2-D structures has shown that E/M impedance (or ...

    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 ...

    Smart suspension systems for bridge-friendly vehicles

    Chen, Yonghong / Tan, C.A. / Bergman, L.A. et al. | Tema Archiv | 2002
    traversing a bridge are examined in order to develop various designs of smart suspension systems for bridge-friendly vehicles. The bridge-vehicle ...

    Passive millimeter wave video camera for aviation applications

    Fornaca, S. / Shoucri, M. / Yujiri, L. | Tema Archiv | 1998
    awareness under low visibility conditions. Potential aviation uses for a PMMW camera are numerous and include: (1) Enhanced vision for autonomous ...

    A two color Mach 3 IR coating for TAMD systems

    Clark, C.C. / Haddow, D. | Tema Archiv | 2001
    successfully protected to include gallium arsenide. BP has already been used as part of a dual band coating for FLIR grade ZnS which performs well ...

    20K-cryogenic-temperature satellite materials outgassing facility for ASTM-E1559 standard

    Bertrand, W.T. / Prebola, J.L. / Wood, B.E. | Tema Archiv | 2002
    This paper describes the development of a facility for material outgassing measurements using quartz crystal microbalances (QCMs) operating ...

    Multichip modules for automotive applications

    Simsek, A. / Strohschein, W. / Reichl, H. | Tema Archiv | 1999
    A 16-bit microcontroller multichip module (MCM) is described which is EMC compliant and suitable for automotive and industrial applications ...

    Electro-active polymer (EAP) actuators for planetary applications

    Bar-Cohen, Y. / Leary, S. / Shahinpoor, M. et al. | Tema Archiv | 1999
    performance is essential for the design of effective drive electronics. The ionomer main limitations are the fact that it needs to be moist ...

    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 ...

    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 ...

    Transparent spinel development

    Patterson, M. / Caiazza, J.E. / Roy, D.W. | Tema Archiv | 2000
    The optical and mechanical properties of polycrystalline MgAl2O4 spinel make this material of interest for ...

    Solid particle erosion performance of a new ultradurable AR for silicon

    Clark, C.C. | Tema Archiv | 2001
    protective or substrates must become more durable. For MWIR only systems it is logical to use silicon as a window or dome material as the natural ...

    Processing of carbon-fiber-reinforced composite (CFRP) materials with innovative millimeter-wave technology for aerospace industries

    Hunyar, C. / Feher, L. / Thumm, M. | Tema Archiv | 2001
    characteristic features such as light weight and high specific firmness. For the time being, the main obstacle for widespread industrial applications are ...

    In-vivo mechanical tissue property measurement for improved simulations

    Ottensmeyer, M.P. / Salisbury, J. | Tema Archiv | 2000
    of appropriate training cases from which students can learn. This is especially true for battlefield surgery, as civilian hospitals may not ...

    Electroactive-polymer-based MEMS for aerospace and medical applications

    Xu, Tian-Bing / Su, Ji / Zhang, Qiming | Tema Archiv | 2003
    magneostrictive materials for electromechanical device applications due to their high strain, light weight, flexibility, and low cost. Electroactive ...

    Subwavelength volume holographic grating in photopolymer for the liquid crystal display viewing angle compensation

    Lee, M.S.L. / Delboulbe, A. / Gomez, G. et al. | Tema Archiv | 2003
    interest for the direct view liquid crystal displays that suffer from a narrow viewing angle. In fact, by providing high birefringence, they ...

    Micromachined ultrasonic transducers for damage detection in CFRP composites

    Jones, A.R.D. / Noble, R.A. / Bozeat, R.J. et al. | Tema Archiv | 1999
    technology. Silicon micromachining offers the potential for fabricating a range of microsensors for structural applications including load, vibration ...

    Overview of photonic materials and components for application in space environments

    Taylor, E.W. / Osinski, M. / Watson, M. et al. | Tema Archiv | 1999
    . Optically based sensors, inertial guidance, tracking systems, communications, diagnostics, imaging and high speed optical processing are but a few ...

    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 ...