963 resultados para lithium conductor
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Data on lithium, rubidium and cesium concentrations in waters of open seas and oceans are summarized. Average amounts of these elements in the World Ocean inferred from published data and those obtained by the author are as follows: Li - 0.18 mg/l, Rb - 0.12 mg/l and Cs - 0.004 mg/l. Rare alkaline elements in the oceans and open seas are distributed (like sodium and potassium) in accordance with salinity. The ability of lithium to become a constituent of clay minerals accounts for its relatively low concentration in sea water as compared with that of sodium and potassium. Compared to rubidium and cesium that have high absorption energy and low hydration energy, lithium relatively enriches sea water. Residence times of these elements in the ocean are: Na - 120 My, Li - 2.7 My, Rb - 2.3 My and Cs - 0.3 My.
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This literature search consisting of 187 references to report and published literature taken from Nuclear Science Abstracts (NSA). The period covered is January, 1951 - November 15, 1960. Abstracts for the references can be found in NSA by the abstract numbers provided.
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"March 2007."
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"Contract AT(11-1)-229."
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"Contract AT(30-1)-2789."
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"Contract AT(30-1)-2789."
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"U.S. Atomic Energy Commission Contract AT(29-1)-1106."
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Mode of access: Internet.
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Vols. 19- include the Proceedings of the association's 12-27th annual conventions.
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Mode of access: Internet.
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"Contributions from the Chemical Laboratory of Harvard College."
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23764
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23768
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from left: 1 - Wm. Tate, conductor, on pilot [others unidentified]