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    Article

    Interferometric Tracking for Close Geosynchronous Satellites

    An experimental approach to the monitoring of the relative orbital motions of closely operating geosynchronous satellites is presented. A radio-interferometer tracks two satellites so as to measure the differe...

    S. Kawase, F. Sawada in The Journal of the Astronautical Sciences (1999)

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    Article

    Protection by Substrate Analogues from Ultra-violet Damage of Bovine Pancreatic Ribonuclease

    THERE is a great deal of evidence that the sensitivity to ionizing radiation of an enzyme is influenced by the presence of a substrate or a substrate analogue in the medium. For example, bovine pancreatic ribo...

    F. SAWADA, S. ICHIMURA in Nature (1967)