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Determination of the 14-Mev Li7 (n,n'a)T Cross Section from Sphere Multiplication and Transmission Measurements

Description: By utilizing lithium spherical shell transmission and multiplication measurements, the Li7(n,n'y)Li7 and the He6-production cross sections, it is possible to deduce that the 14-Mev Li (n,n'a)T cross section is 325 ± 75 mb. A spectrum for neutrons degraded in energy between 0 and 12 Mev is also given.
Date: July 1054
Creator: Thomas, R. G.
Item Type: Refine your search to only Report
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Types of the Laramie Flora

Description: From explanatory remarks: I have in preparation a work on the flora of the Laramie group, in which will be described and figured a very large number of fossil plants, most of 'which were collected by myself in the seasons of 1881 and 1883 and the elaboration of which has occupied most of my time since the latter date.
Date: 1887
Creator: Ward, Lester F.
Item Type: Refine your search to only Report
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The Geology of Nantucket

Description: Letter of transmittal: I have the honor to transmit herewith a report on the geology of the island of Nantucket. This report embodies a portion of the work which I have done in connection with the general study of the Atlantic coast line. Although part of a much more extended inquiry, it seems well to publish the results contained in this memoir in advance of my general report for the reason that the region constitutes a distinctly bounded field and also because the problems considered in this … more
Date: 1889
Creator: Shaler, Nathaniel Southgate
Item Type: Refine your search to only Report
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