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    Research on the Support and Gravitational Deformation of Large Aperture Primary Mirror of Space Telescopes

    Peng, Yang-Lin / Dai, Yi-Fan / Chen, Shan-Yong | Tema Archiv | 2012
    telescopes are used in weightless environments, which is different from the ground environment for optical machining and testing. Therefore the ...

    Defect free spinel ceramics of high strength and high transparency

    Sepulveda, Juan L. / Loutfy, Raouf O. / Chang, Sekyung | Tema Archiv | 2009
    for armored vehicles, aircrafts, and missiles. The novel spinel material exhibits high optical and IR transparency in the 0.3 - 5.5 my m ...
    Verlag: American Ceramic Society (ACS) , Westerville

    Microstructural examination and quasi-static property determination of sintered armor grade SiC

    Demirbas, Memduh V. / Haber, Richard A. / Brennan, Raymond E. | Tema Archiv | 2009
    in a sintered armor SiC tile. A set of several tiles had been previously scanned by ultrasound and one tile from that set was selected for ...
    Verlag: American Ceramic Society (ACS) , Westerville

    Instrumented hertzian indentation study of two commerical silicon carbides

    Miller, H.T. / McCuiston, R.C. / LaSalvia, J.C. | Tema Archiv | 2009
    ballistic threats. Pressureless-sintered SiCs are attractive alternatives to hot-pressed variants for some particular applications based upon cost ...
    Verlag: American Ceramic Society (ACS) , Westerville

    A study of active thermography approaches for the non-destructive testing and evaluation of aerospace structures

    Avdelidis, N.P. / Ibarra-Castanedo, C. / Marioli-Riga, Z.P. et al. | Tema Archiv | 2008
    The prerequisite for more competent and cost effective aircraft has led to the evolution of innovative testing and evaluation procedures ...

    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 ...

    Fiber optic sensor-based SHM technologies for aerospace applications in Japan

    Takeda, N. | Tema Archiv | 2008
    Optical fiber sensors are promising as tools for damage and structural health monitoring (SHM) of aerospace composite structures. Hence ...

    Hybrid, contact, and no contact measurement system for industry

    Sitnik, R. / Sladek, J. / Kupiec, M. et al. | Tema Archiv | 2008
    the paper we present a concept that combines the accuracy of coordinate measurement machines (CMM) and the speed of full-field optical methods ...

    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 ...

    Detection of impact damage on thermal protection systems using thin-film piezoelectric sensors for integrated structural health monitoring

    Na, J.K. / Kuhr, S.J. / Jata, K.V. | Tema Archiv | 2008
    is developing a reliable and robust on-board sensing/monitoring capability for next generation thermal protection systems to detect and ...

    Damage detection and leakage alert of fiber composite wrapped tank for high pressure hydrogen storage

    Sun, Xiao-Yan / Huston, D.R. / Qin, Quan et al. | Tema Archiv | 2008
    Car manufactures are turning to high pressure hydrogen storage for on-broad power applications. Fiber-composite-wrapped high pressure ...

    Polarization measurements of automobile paints

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

    Detection of disbonds in a honeycomb composite structure using guided waves

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

    Inspection of Lamb waves in carbon fiber composites using shearographic interferometry

    Focke, O. / Hildebrand, A. / Kopylow, C. von et al. | Tema Archiv | 2008
    . The optical implementation of both techniques within the interferometically setup and experimental results with the possibility to measure the ...

    Demonstration of detectability of SHM system with FBG/PZT hybrid system in composite wing box structure

    Soejima, H. / Ogisu, T. / Yoneda, H. et al. | Tema Archiv | 2008

    Structural health monitoring of composites using integrated ultrasonic transducers

    Kobayashi, M. / Wu, K.T. / Song, L. et al. | Tema Archiv | 2008
    Two types of ultrasonic sensors are presented for structural health monitoring (SHM) and non-destructive testing (NDT) of graphite/epoxy ...

    Surveillance video with spatially registered graphics for decision support

    Majoros, A. / Ianni, J. / Davies, P. et al. | Tema Archiv | 2007
    , and presents a rapidly growing volume of content for those observers to understand and integrate. However, knowing the identity of objects and ...

    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 ...

    Reliability shortcomings for micro-nanotechnology-based systems

    Garcia, E.J. / Polosky, M.A. | Tema Archiv | 2007
    Micro nano technology-based systems (MNT-based systems) are expected to provide unprecedented capabilities for aerospace applications ...

    Addressing fiber optic sensors limitations for aircraft applications

    Mrad, N. | Tema Archiv | 2007
    problems within the aerospace community. Sensors with increased networking capability are seen to constitute the nervous system for any envisaged ...

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