661 research outputs found

    Thermodynamics and kinetics of heterogeneous reactions

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    Thermodynamics and kinetics of sublimation, catalytic, and oxidation reaction

    Physical electronics and surface physics

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    Pumping effect in oxygen reaction with hot tungsten cathode, and spectrometic measurements of formation energies for volatile species in gas-solid chemical reaction

    Adrenaline, Insulin, Potassium, And Phosphorus In Carbohydrate Metabolism

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    Stratigraphy and sedimentology of Baicalia-Conophyton cycles Helena Formation (Middle Proterozoic Belt Supergroup) northwest Montana

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    Physical Electronics and Surface Physics

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    Contains reports on one research project.National Aeronautics and Space Administration (Grant NGR 22-009-091)M. I. T. Cabot Solar Energy FundJoint Services Electronics Programs (U. S. Army, U.S. Navy, and U. S. Air Force) under Contract DA 28-043-AMC-02536(E

    Increasing the coherence time of Bose-Einstein-condensate interferometers with optical control of dynamics

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    Atom interferometers using Bose-Einstein condensate that is confined in a waveguide and manipulated by optical pulses have been limited by their short coherence times. We present a theoretical model that offers a physically simple explanation for the loss of contrast and propose the method for increasing the fringe contrast by recombining the atoms at a different time. A simple, quantitatively accurate, analytical expression for the optimized recombination time is presented and used to place limits on the physical parameters for which the contrast may be recovered.Comment: 34 Pages, 8 Figure

    Physical Electronics and Surface Physics

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    Contains research objectives and summary of research on one research project.Joint Services Electronics Program (Contract DAAB07-74-C-0630

    Effect of fluorine and oxygen on the work function of polycrystalline tungsten

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    Fluorine and oxygen effects on work function of polycrystalline tungste

    Physical Electronics and Surface Physics

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    Contains report on two research projects.National Aeronautics and Space Administration (Grant NGR-22-009-091)M. I. T. Cabot Solar Energy FundJoint Services Electronics Programs (U. S. Army, U. S. Navy, and U. S. Air Force) under Contract DA 28-043-AMC-02536(E

    Physical Electronics and Surface Physics

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    Contains reports on one research project.Joint Services Electronics Program (Contract DAAB07-71-C-0300
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