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All Articles for Magazine issue 1989 (Volume 20, No. 1)
Year (Volume & No.)TitleAbstractAuthorDownload
1989 (Volume 20, No. 1)Astrometry: Mapping the SkyBorn of the search for parallax, which had to exist if the earth revolved around the sun, modern astrometry is an ancient science in the ascendant. Astrophysics is high among the sciences dependent on it. Inter-astral distances. The Carte de Ciel. Optical interferometry.Derral MulhollandPDF
1989 (Volume 20, No. 1)Invaded Ecosystems: Models and Theory for an Ecological PhenomenonWhether the ecosystem is an organism and the invader a pathogen or an island ecology and the invader a rodent, modelers and theoretical ecologists are finding that similar rules seem to apply. Applications to disease epidemics are implied. Dealing with invasions. Pest management implications. Island ecosystems. Engineered organisms Anne MoffatPDF
1989 (Volume 20, No. 1)Molecular Electronics (i:organic Molecules): Circuits and Devices a Molecule WidePart I of a special report. With the hype removed, efforts to design electronic devices made of single molecules are settling in for the long, productive haul. Biochips are in the barrel too.Mort LaBrecquePDF
1989 (Volume 20, No. 1)Molecular Electronics (II: Biological Molecules): Devices That Assemble ThemselvesPart II of a special report. Electronic devices that can assemble themselves without any outside assistance are luring some researchers to the promise of proteins. Langmuir-Blodgett films.Mort LaBrecquePDF


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