101–120 von 179 Ergebnissen
|

    Mandrel reusability in precision replication of ZnS conformal domes

    Goela, J.S. / Askinazi, J. / Robinson, B. | Tema Archiv | 2001

    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 ...

    Reflectivity of the Al-N coating: results of mechanical and environmental tests

    Anisimov, V.P. / Anisimova, I.A. / Kashirin, V.A. et al. | Tema Archiv | 2002
    environmental tests. The Al-N coating has been designed to reduce the stray sunlight background in the satellite-borne optical instruments and charge ...

    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 ...

    Adaption of commercial glass panels to upgrade the cockpit of the P-3 aircraft

    Seinfeld, R.D. / Herman, R.P. | Tema Archiv | 2000
    information for both pilot and copilot. This paper discusses the challenges of using commercial glass in such an application. The aircraft environment ...

    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 ...

    Fabrication of conformal ZnS domes by chemical vapor deposition

    Goela, J.S. / Askinazi, J. | Tema Archiv | 1999
    reducing the missile drag, although they also present issues of CVD deposition, optical fabrication to the required figure and finish, particularly ...

    Atomic oxygen resistant inorganic materials for LEO applications

    Poire, E. / Lachance, J. | Tema Archiv | 1999
    Conventional dimethylsiloxane polymers (silicones) have a high erosion rate in atomic oxygen which make them unsuitable for long term ...
    Verlag: Society for the Advancement of Material and Process Engineering (SAMPE) , Covina

    Impact of helmet-mounted display visor spectral characteristics on visual performance

    Marasco, P.L. | Tema Archiv | 2002
    , they can be used as the final element in the optical system that relays visual information to the observer. To enhance their usefulness as the ...

    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 ...

    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 ...

    Detection of cracks in aluminum beams using fiber optic polarimetric sensor

    Ma, Jianjun / Anand Asundi | Tema Archiv | 1999
    On line monitoring of crack development in aircraft in active service is of great significance for flight safety. The fiber optic sensor ...

    Biologically inspired robots as artificial inspectors

    Bar-Cohen, Y. | Tema Archiv | 2002
    engineering tools. For many years, the trend has been to automate processes in order to increase the efficiency of performing redundant tasks where ...

    Crystal growth by solute diffusion in earth-orbit

    Lind, M.D. / Nielsen, K.F. | Tema Archiv | 1991

    NASA microgravity materials science program

    Sokolowski, R.S. | Tema Archiv | 1991

    Crystal separation from mother solution and conservation under microgravity conditions using inert liquid

    Regel, L.L. / Vedernikov, A.A. / Queeckers, P. et al. | Tema Archiv | 1991
    microgravity is investigated. The goal to be reached is to propose an efficient and simple system. This method has to be applicable for an automatic ...

    Compact spaceflight solution crystal-growth system

    Trolinger, J.D. / Lal, R. / Vikram, C. et al. | Tema Archiv | 1991

    Applications of cold hibernated elastic memory (CHEM) structures

    Sokolowski, W.M. / Hayashi, S. | Tema Archiv | 2003
    volume, and low-cost self-deployable structures for space and commercial applications. The material technology called "cold hibernated elastic ...

    Commercial crystal growth in space

    Wilcox, W.R. | Tema Archiv | 1991
    NASA's Centers for the Commercial Development of Space, many private companies, and government laboratories. Projects range from growth of large ...

    Electrically conductive, low solar absorption, atomic oxygen resistant films for spacecraft thermal and charge control

    Lennhoff, J. / Guiles, M. / Harris, G. et al. | Tema Archiv | 1998
    There is a significant requirement for an electrically conductive thermal control film for the dissipation of spacecraft charging. The ...
    Verlag: Society for the Advancement of Material and Process Engineering (SAMPE) , Covina