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Influence of Dissolved Organic Carbon and pH on Containment Sorption to Sediment

Description: Low-Level Waste buried on the SRS contains cellulosic materials, Including wood, paper, and cardboard. Once buried, these materials are expected to degrade to form cellulose degradation products (CDP). Such materials are expected to influence radionuclide speciation in such a way that the radionuclides will sorb less to SRS Subsurface sediments and therefore would migrate more rapidly from the disposal site. The objective of this study was to quantify through laboratory work the influence of CD… more
Date: September 30, 2004
Creator: Kaplan, Daniel
Partner: UNT Libraries Government Documents Department
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Neutron and Charged-Particle Induced Cross Sections for Radiochemistry in the Region of Samarium, Europium, and Gadolinium

Description: We have developed a set of modeled nuclear reaction cross sections for use in radiochemical diagnostics. Systematics for the input parameters required by the Hauser-Feshbach statistical model were developed and used to calculate neutron and proton induced nuclear reaction cross sections in the mass region of samarium, europium and gadolinium (62 {le} Z {le} 64, 82 {le} N {le} 96).
Date: November 30, 2004
Creator: Hoffman, R. D.; Kelley, K.; Dietrich, F. S.; Bauer, R. & Mustafa, M.
Partner: UNT Libraries Government Documents Department
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SN-1 Research and Development Program Interim Report No. 2 on Core Measurements. Task No. VII

Description: Physics experiments were performed on the SM-1 core. Measurements were made on five rod bank positions and rod calibrations. The reactivity effects of core modifications were investigated. Modifications to the core included replacement of the boron absorbers in rods 1, 2, 3, 4 and C with europium absorbers; replacement of a control rod fuel element with one containing an integral europium flux suppressor; and replacement of a stationary fuel element. Additional experiments were designed to dete… more
Date: June 30, 1959
Creator: MacKay, S. D. & Tubbs, D. C.
Partner: UNT Libraries Government Documents Department
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