121–140 von 18,895 Ergebnissen
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    Image analysis applied to black ice detection

    Chen, Y. | Tema Archiv | 1991
    Methods based on various morphological image processing techniques are developed for the discrimination of images reflected by road ...

    Development and test of the starlab control system

    LaMont, D. / Lin Mar / Rodden, J. | Tema Archiv | 1991
    developed. The test includes verification of optical tracking, including space object imagery and the beam control mirror servos. Flight computer ...

    Crystal growth by solute diffusion in earth-orbit

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

    In-situ observation of crystal growth in microgravity by high resolution microscopies

    Katsuo Tsukamoto / Kazuo Onuma | Tema Archiv | 1991
    High resolution in-situ observation methods were developed for the investigation of crystal growth mechanisms from solution phases. Crystal ...

    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

    Ground-based PIV and numerical flow visualization results from the surface tension driven convection experiment

    Pline, A.D. / Wernet, M.P. / Kwang-Chung Hsieh | Tema Archiv | 1991
    steady thermocapillary fluid flows aboard the USML-1 Spacelab mission planned for June, 1992. One of the components of data collected during the ...

    Advantages of drawing crystal-core fibers in microgravity

    Shlichta, P.J. / Nerad, B.A. | Tema Archiv | 1991
    experiments are ideally suited for Shuttle/Spacelab missions, because of their short duration, moderate power demands, and insensitivity to g-jitter ...

    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 ...

    Large zeolites - why and how to grow in space

    Sacco, A. jun. | Tema Archiv | 1991

    A flight experiment to investigate microgravity effects on solidification phenomena of selected material

    Maag, C.R. / Hansen, P.A. | Tema Archiv | 1991
    samples has been manifested for flight on STS-42. The first flight of the furnace assembly will a) investigate the p-n junction characteristics ...

    Measuring residual accelerations in the spacelab environment

    Witherow, W.K. | Tema Archiv | 1991
    orbiter can provide long periods of microgravity for performing experiments. However, residual gravitational accelerations still remain. In May ...

    NASA's flight-technology development program: A 650 Mbps laser communications testbed

    Hayden, W.L. / Fitzmaurice, M.W. / Nace, D.A. et al. | Tema Archiv | 1991
    NASA-Goddard space flight center (GSFC) is designing and building a 650 Mbps laser communications testbed for the development of flight ...

    Space station laser communication transceiver

    Fitzmaurice, M. / Hayden, W. | Tema Archiv | 1991
    NASA/Goddard space flight center (GSFC) has initiated the development of experimental optical communication system which will be installed ...

    Eyesafe laser application in military and law enforcement training

    Mosbrooker, M.L. | Tema Archiv | 1991
    lasers are playing a major role in this sort of simulation. Present uses includes their employment as replacements for non-eyesafe lasers in ...

    The spectroscopy and polarimetry capabilities of the INTEGRAL imager: Monte Carlo simulation results

    Swinyard, B.M. / Malaguti, G. / Caroli, E. et al. | Tema Archiv | 1991
    A three-dimensional position sensitive imaging detector has been proposed for the prospective ESA/NASA gamma-ray satellite, INTEGRAL. The ...

    Monolithic microwave integrated circuit activities in ESA-ESTEC

    Giuliano Gatti | Tema Archiv | 1991
    have been carried out and planned for promoting and developing this technology that offers unique benefits for both ground and on-board ...

    Digial map database in support of avionic display systems

    Trenchard, M.E. / Lohrenz, M.C. / Rosche, H. et al. | Tema Archiv | 1991
    of a global database of raster aeronautical chart data specifically designed for input to these systems. The Naval Oceanographic and ...

    Helmet mounted sight and display testing

    Böhm, H.D. / Schreyer, H. / Schranner, R. | Tema Archiv | 1991
    Helmet Mounted Displays (HMD) will be presented. To compare the accuracy of the different HMS-Systems (on magnetic, acoustic or optical basis) it ...