26,927 research outputs found

    Illumination control system

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    Experiment, testing effects of constant light intensity on Arabidopsis growth, utilizes wide-spectrum fluorescent lamps monitored by photocell which controls the power supplied to lamp

    Online Catalog Development at the University of Guelph

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    published or submitted for publicatio

    War: Religion’s Tool to Destroy Itself

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    Middle Archaic Complex of Northwest Arkansas

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    After the end of the Wisconsin glacial there occurred an interval called the Neothermal in the southwestern portion of the United States. The Neothermal is comprised of three consecutive tempera-ture intervals: the Anathermal, Altithermal, and Medithermal, re-spectively characterized by rising, maximum, and moderate tempera-ture. The Altithermal was the only period of extreme arid climate which has existed in North America since the Mankato glacial sub-stage (Antevs 1955). During this "long drought " Arkansas developed a typical desert environment characterized by round clumps of rushes which gave rise to prairie mounds (Quinn 1961), and exten-sive alluviation took place. Contained within alluvial material de-posited during the Altithermal are artifacts of the people who lived and hunted in the dry climate of that day. It is through projectile joints collected from the alluvium that an age determination of the alluvium willbe made

    Critical evaluation and compilation of viscosity and diffusivity data Semiannual status report, 1 Nov. 1967 - 30 Apr. 1968

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    Data logging and retrieval system for evaluating molecular diffusion coefficients of binary liquid system

    The States and Urban Areas

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