Separation of group five elements by reversed-phase chromatography

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作者
P. A. Wilk
J. H. Landrum
D. A. Shaughnessy
J. M. Kenneally
N. J. Stoyer
M. A. Stoyer
K. J. Moody
N. V. Aksenov
G. A. Bozhikov
E. E. Tereshatov
G. K. Vostokin
S. V. Shishkin
S. N. Dmitriev
机构
[1] Lawrence Livermore National Laboratory,Flerov Laboratory of Nuclear Reactions
[2] Joint Institute for Nuclear Research,undefined
关键词
Tantalum; Copper Block; Methyl Isobutyl Ketone; MIBK; Protactinium;
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摘要
A chemical separation method based on reversed-phase chromatography has been developed to separate the group five elements from the reaction products produced in the bombardment of 243Am with 48Ca ions. Decontamination factors on the order of 106 were achieved for group-three elements such as americium, and 107 or more for selected reaction products as measured by gamma-ray spectrometry pre-and post-chemistry. Details of the chemical separation scheme are discussed and compared to previously reported results.
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页码:651 / 657
页数:6
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