Results 231 to 240 of about 43,014 (276)
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Preparation of isotopic sulfur targets
Nuclear Instruments and Methods, 1977Abstract An evaporation technique for making sulfur isotope targets of approximately 200 μg/cm2 in thickness or greater is discussed.
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Sulfur Isotopes in Stromatolites
2011Intense biological sulfur cycling characterizes modern marine microbial mats as well as their ancient counterparts – stromatolites. Respective microbially driven processes, such as bacterial sulfate reduction, sulfide oxidation, or the disproportionation of sulfur-bearing compounds of intermediate oxidation states, are associated with distinctive and ...
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Physical Review, 1958
A new isotope of sulfur, ${\mathrm{S}}^{38}$, has been produced by the ($\ensuremath{\alpha}, 3p$) reaction on ${\mathrm{Cl}}^{37}$. It was found to have a half-life of 172\ifmmode\pm\else\textpm\fi{}1 minutes, and to decay by the emission of two beta groups with end-point energies of 1.1 and 3.0 Mev.
D. R. Nethaway, A. A. Caretto
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A new isotope of sulfur, ${\mathrm{S}}^{38}$, has been produced by the ($\ensuremath{\alpha}, 3p$) reaction on ${\mathrm{Cl}}^{37}$. It was found to have a half-life of 172\ifmmode\pm\else\textpm\fi{}1 minutes, and to decay by the emission of two beta groups with end-point energies of 1.1 and 3.0 Mev.
D. R. Nethaway, A. A. Caretto
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Sulfur isotopes and mineral paragenesis
Economic Geology, 1957Almost all of the previous investigations of S 32 /S 34 ratios of sulfide minerals and ores have indicated a lack of significant variations in the ratios of specimens collected from one deposit. Most of these valuable previous studies have been done by non-geologists upon, unfortunately, limited and poorly representative mineral suites of sulfide ...
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